Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series MSRP: Now: $50.00 Add to Cart Compare Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Eaton | sku: IS.02162024.11 Eaton CHN240GF CH GFCI Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Plug-In | Common Trip | 5 mA Ground Fault Protection The Eaton CHN240GF is a 40A, 2-pole CH GFCI circuit breaker designed for plug-in CH loadcenters in residential and commercial applications. Rated for 120/240V AC with a 10kAIC interrupting capacity, it delivers reliable protection against overloads,... MSRP: Now: $58.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Allen-Bradley | sku: 140UH2C3C40-N-YAG Allen-Bradley 140U-H2C3-C40 Circuit Breaker | 40A | 3-Pole | 600Y/347V | 18kA The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker is a reliable protection solution for commercial and industrial electrical systems. This 40A, 3-pole breaker operates at 600Y/347V, 3-phase with a breaking capacity of 18kA, delivering... MSRP: Now: $275.00 Add to Cart Compare Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Allen-Bradley | sku: 140UH2C3C40-UA-YAG Allen-Bradley 140U-H2C3-C40 Industrial Circuit Breaker 40A 3P | 480V AC | 25kA MCCB | 140U Series | Thermal Magnetic Trip | UL Listed The Allen-Bradley 140U-H2C3-C40 molded case circuit breaker delivers reliable overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it features a 25kA interrupt rating, providing robust... MSRP: Now: $75.00 Add to Cart Compare Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Cutler Hammer | sku: QBHW3040H-UA-YAG Cutler-Hammer QBHW3040H Circuit Breaker – 40A, 3-Pole, 240V AC, Type QBHW, Bolt-On, High Interrupting 22kA, UL Listed The Cutler-Hammer QBHW3040H is a 3-pole, 40 amp, bolt-on circuit breaker designed for commercial and industrial applications. Part of Eaton's QBHW series, this breaker is rated for 240V AC and features a 22kA interrupt rating, making it ideal for use in... MSRP: Now: $38.00 Add to Cart Compare Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Eaton | sku: IS.04012024.18 Eaton CHF240 Thermal Magnetic Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | 3/4-Inch Standard | Common Trip | Trip Flag | CH Loadcenters The Eaton CHF240 is a 40A, 2-pole thermal magnetic circuit breaker designed for Type CH Loadcenters. Rated for 120/240V AC with a 10kAIC interrupting capacity, it provides reliable protection against overloads and short circuits. Its common trip and trip... MSRP: Now: $12.00 Add to Cart Compare Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Eaton | sku: IS.04022024.45 Eaton WMZT1C40 Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Standard Terminal The Eaton WMZT1C40 is a 40A, 1-pole miniature circuit breaker engineered for DIN rail installations in residential, commercial, and industrial systems. Built with a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $5.00 Add to Cart Compare Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Eaton | sku: IS.04022024.25 Eaton WMZT1C40T Circuit Breaker | 40A | 1-Pole | 240V AC | 10kA | Type C | DIN Rail Mount | Trip Indicator | Ring Terminal The Eaton WMZT1C40T is a 40A, 1-pole miniature circuit breaker designed for DIN rail installations in commercial, residential, and industrial systems. Featuring a Type C trip curve, it provides dependable protection for circuits with moderate inrush... MSRP: Now: $12.00 Add to Cart Compare General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
General Electric | sku: IS.06122024.15 GE THQP240 40A 2-Pole Circuit Breaker 120/240V 10kAIC Thin Series Plug-In The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial load centers. With a 120/240V AC rating and a 10kAIC interrupting capacity, it provides reliable protection... MSRP: Now: $2.00 Add to Cart Compare General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
General Electric | sku: IS.11052024.20 GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic GE THQP240 Circuit Breaker | 40A | 2-Pole | 120/240V AC | 10kAIC | Thin Series | Plug-In | Thermal Magnetic The General Electric THQP240 is a dependable 40A, 2-pole circuit breaker from the GE Thin Series, designed for residential and light commercial... MSRP: Now: $9.00 Add to Cart Compare Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Siemens | sku: IS.12032024.10 Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker 40A 240-415V 1-Pole The Siemens 3VF2216-0VJ41-0AA0 Circuit Breaker provides reliable protection for industrial and commercial power systems. Rated at 40A, 240–415V, 1-pole, this breaker ensures effective overload and short-circuit protection in a compact design... MSRP: Now: $20.00 Add to Cart Compare Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Siemens | sku: HED43B040-UA-YAG Siemens HED43B040 Circuit Breaker 40A 3P | 480V AC | 42kA MCCB | HED Series | Thermal Magnetic Trip | Industrial UL Listed The Siemens HED43B040 molded case circuit breaker provides high-capacity overcurrent protection for industrial and commercial electrical systems. Rated at 40 Amps, 3 poles, and 480V AC, it delivers a 42kA interrupt rating, ensuring superior protection... MSRP: Now: $150.00 Add to Cart Compare Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: IS.07312025.10 Square D BGA24040Y1 I-Line Circuit Breaker 40A 2-Pole 480Y/277V 35kA Thermal Magnetic The Square D BGA24040Y1 is a 2-pole, 40 amp I-Line molded case circuit breaker from the PowerPact B series, engineered by Schneider Electric. Designed for 480Y/277 VAC systems, it features thermal magnetic protection, 35kA interrupting capacity, and a... MSRP: Now: $320.00 Add to Cart Compare Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: IS.07312025.11 Square D BGA34040YZ I-Line Circuit Breaker, 3 Pole, 40A, 480Y/277V AC, 35kA, Thermal Magnetic The Square D BGA34040YZ PowerPact B Circuit Breaker is a high-performance, industrial-grade solution ideal for electrical distribution systems. This 3-pole breaker is rated for 40 amps at 480Y/277V AC and offers a high interrupting capacity of 35kA... MSRP: Now: $550.00 Add to Cart Compare Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: FA34040-UA1-YAG Square D FA34040 Circuit Breaker | 40A | 3-Pole | 480V AC | 14kA | 3-Phase | I-Line Style | Thermal Magnetic The Square D FA34040 is a reliable 3-pole, 40A I-Line Style circuit breaker designed for industrial and commercial 3-phase electrical systems. Rated at 480V AC with a 14kA interrupting capacity, this thermal magnetic breaker provides dependable... MSRP: Now: $18.00 Add to Cart Compare Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected × OK
Square D | sku: IS.08122025.03 Square D QOB240VH Mini Circuit Breaker | QO Series | 40A | 2-Pole | 120/240V AC | 22kA | Bolt-On The Square D QOB240VH Mini Circuit Breaker from the trusted QO Series is engineered for reliable circuit protection in residential, commercial, and light industrial applications. This 40A, 2-pole breaker is designed for 120/240V AC systems and delivers a... MSRP: Now: $35.00 Add to Cart Compare Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected
Square D | sku: IS.08132025.01 Square D QOB340 Mini Circuit Breaker | 40A | 3 Pole | 120/240V AC | 10kA | Bolt-On | QO Series The Square D QOB340 Mini Circuit Breaker from the QO Series delivers dependable protection for your electrical systems. Rated at 40 amps, this 3-pole breaker supports 120/240V AC applications with a 10 kA interrupting capacity. Its bolt-on mounting... MSRP: Now: $50.00 Add to Cart Compare Compare Selected
