Crimp Tool, Mechanical (K425O) – Electrical Distributor Crimping Tool

The Greenlee Crimp Tool, Mechanical (K425O) is a hand-operated tool designed for precise crimping of a wide range of copper and aluminum connectors used in electrical distribution, lighting solutions, wire and cable terminations, and switchgear applications. This tool is engineered to deliver consistent, high-quality crimps for overhead service entrance connections, splices, taps, and terminals, making it a reliable choice for electrical distributors and contractors requiring durable and efficient crimping solutions.

Specifications

• Manufacturer: Greenlee
• Model Number: K425O
• Crimping Force: 9,000 pounds (40 kN)
• Length: 25 3/8 inches (645 mm)
• Weight: 7.1 lbs (3.2 kg)
• Country of Origin: Taiwan
• Die Grooves: Permanent “O” and “D3” grooves for distribution tap connectors and W-type die inserts
• Compatibility: UL and cUL classified with Anderson®, Blackburn®, Burndy®, ILSCO®, Panduit®, Thomas & Betts®, and Penn-Union® copper connectors

Features

• Over-center toggle mechanism ensures complete crimps with minimal handle effort
• Color-coded, hexagonal rotating dies for easy identification and precise crimping
• Interchangeable die inserts snap into the “D3” groove with spring-loaded positive lock buttons for secure operation
• Designed for crimping copper taps from #10 solid to #2/0 stranded and aluminum/ACSR taps from #14 solid to #4/0 ACSR
• Bent fiberglass handles provide enhanced grip, leverage, and durability compared to wood handles
• Teflon-impregnated bushings at pivot joints for smooth operation and extended tool life
• Visual adjustment indicators and field-adjustable settings ensure consistent performance and easy maintenance
• Suitable for use with a wide range of connectors including service entrance splices, stacking lugs, street light, stirrup, and repair sleeves

Downloads and Links

• K425 Mechanical Crimping Tools Instruction Manual (PDF)