Cutler-Hammer GFTCB220 Circuit Breaker, GFCI, Type GFTCB, 20 A, 2 -Pole, 120/240 V, Plug Mounting

GFCB main circuit breaker. BR ground fault self-test. Interrupt rating 10 kAIC. Common trip. 2-pole, requires two 1 in spaces. 120/240 V. Meets Federal Spec Classification W-C375.