Product Description
The Ilsco D3217 is a high-performance mechanical terminal lug engineered for high-capacity industrial and commercial electrical power distribution. This single-port, single-hole connector provides a secure, reusable termination point for large-gauge conductors, ensuring maximum conductivity and safety in demanding electrical environments.
Precision-machined from high-strength 6061-T6 aluminum alloy and finished with electro-tin plating, the D3217 is built to resist oxidation and maintain low contact resistance. Its AL9CU dual-rating makes it a versatile solution, fully certified for use with both copper and aluminum conductors in power distribution blocks, panelboards, and heavy machinery.
? Technical Specifications
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Manufacturer: Ilsco (nVent ILSCO)
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Part Number: D3217
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Conductor Range: 6 AWG to 250 kcmil (MCM)
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Conductor Type: Stranded Aluminum (Al) or Copper (Cu)
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Rating: Dual-Rated AL9CU (CU9AL)
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Voltage Rating: 600V (Suitable for up to 35kV with proper insulation)
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Temperature Rating: 90°C (194°F)
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Material: High-Strength 6061-T6 Aluminum Alloy
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Finish: Electro-Tin Plated
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Configuration: Single Barrel (1 Port) / 1-Hole Tang
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Mounting Hole Size: 5/16-inch (Standard)
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Length: 2.0 inches
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Width: 1.0 inch
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Height: 1.125 inches (1-1/8")
✅ Key Features & Benefits
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Universal AL9CU Rating: Provides total flexibility by safely terminating both copper and aluminum conductors, preventing galvanic corrosion between dissimilar metals.
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Corrosion Protection: The electro-tin plated finish offers superior protection against oxidation, essential for long-term reliability in industrial environments.
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Mechanical Efficiency: Features a rugged screw-type compression design that allows for secure field installation using standard hand tools—no hydraulic crimping required.
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Compact Power Handling: Occupying a minimal footprint, this lug efficiently handles up to 250 MCM wire, making it ideal for tight enclosures and panelboards.
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High Structural Integrity: Manufactured from heat-treated aluminum alloy to withstand high tightening torques without deforming or stripping the lug body.
