EATON Cutler-Hammer Series Molded Case Circuit Breaker, Type GHB, Series: C Series, 277 VAC, 125 VDC, 20 A, 50/60 Hz Frequency, 14 kA Interrupt, G Frame, Fixed Thermal/Fixed Magnetic/Non-Interchangeable Trip, 1 Pole, 1 ph, Line/Load Connection, 14 to 10 AWG Wire, NEMA AB1-1993 Enclosure, Bolt-On Mounting, 40 deg C, 2.63 in L x 1 in W x 4 in H Dimensions