Express Delivery Eaton / Cutler-Hammer HKA3125 – 125A 3 Pole Molded Case Circuit Breaker

Designed to accommodate precise coordination needs, this 125A K-Frame circuit breaker includes an adjustable magnetic trip mechanism. The bolt-on unit installs into legacy Westinghouse enclosures as well as Eaton Pow-R-Line C panelboards and motor control centers. Operating with a 35kAIC capacity at 480VAC, the Mark 75 series component delivers reliable long-time and instantaneous protection. For modern retrofits, this model is officially replaced by the KD3125 or HKD3125 alternatives.