Eaton / Cutler-Hammer BR340 – 40A 3 Pole Miniature Circuit Breaker Genuine

Delivering reliable 40A protection for three-phase circuits, this thermal-magnetic breaker is an essential component for commercial power distribution. It utilizes a common trip configuration to guarantee simultaneous disconnection across all poles during a fault event. The device is specifically manufactured to fit Eaton and legacy Cutler-Hammer BR style load centers. Box lug terminals accommodate a wide range of wire gauges from 14 to 4 AWG. It features a 10kAIC interrupting capacity.