Bargain Eaton / Cutler-Hammer K3125 – 125A 3 Pole Molded Case Circuit Breaker

Delivering reliable 125A performance, the Eaton K3125 is a 3-pole molded case circuit breaker designed for commercial networks. It handles up to 600VAC, providing essential overcurrent protection. This K-Frame device mounts securely into Eaton Series C panelboards and switchboards. It offers backward compatibility for vintage Westinghouse enclosures and is replaced by the KD3125. Unlike standard models, it features an adjustable magnetic trip for fine-tuned instantaneous response.