Hassle-Free Returns Eaton / Cutler-Hammer FS340125B – 125A 3 Pole Molded Case Circuit Breaker

Built for demanding industrial environments, this 125A molded case circuit breaker features a factory-sealed, non-interchangeable trip unit. The thermal-magnetic mechanism delivers precise overcurrent response. Featuring a unit mount design, it integrates into Eaton Series C panelboards and switchboards. It also functions as an exact substitute for the discontinued FDB3125 model. Standard line and load lugs accept 4 to 4/0 AWG copper or aluminum wiring.