Product Description
The Gould Shawmut A70P400 is a high-speed semiconductor protection fuse designed for precision overcurrent protection in high-power electronic circuits. Rated at 400 amps and 700 volts AC/DC, this Amptrap A70P series fuse delivers fast-acting response to short-circuit faults, protecting sensitive components like diodes, SCRs, and rectifiers.
With a 100kA interrupting rating, the A70P400 offers exceptional protection in demanding industrial applications such as inverters, drives, power converters, and UPS systems. Its compact cylindrical body ensures easy installation while maintaining reliable current-limiting performance.
Now part of the Ferraz Shawmut / Mersen product family, this fuse combines decades of proven technology with superior build quality to ensure reliable performance and long-term system protection.
Product Details:
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Brand: Gould Shawmut (Mersen / Ferraz Shawmut)
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Model / Part Number: A70P400
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Condition: Used
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Type: Semiconductor Fuse
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Series: A70P Amptrap
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Current Rating: 400 Amps
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Voltage Rating: 700 Volts AC/DC
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Interrupting Rating: 100kA RMS Symmetrical
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Fuse Class: Semiconductor (aR Class Equivalent)
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Mounting Type: Bolt-on
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Body Style: Cylindrical
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Construction: Silver-plated copper end caps, high-strength ceramic body
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Standards: UL Recognized, CSA Certified, IEC 60269-4 Compliant
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Applications:
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Semiconductor device protection
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Variable frequency drives (VFDs)
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Inverters and converters
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Rectifiers and UPS systems
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Industrial power control and distribution
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Key Features:
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Fast-acting protection for semiconductor devices
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400A / 700V high-current capability
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100kA breaking capacity for maximum fault interruption safety
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Low I²t values for reduced energy let-through
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Compact design for easy replacement and installation
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UL and IEC certified for global compatibility
A70P400-UA-YAG
