The Cutler-Hammer GHB1020 N is a 20A, 277V, 1P circuit breaker designed to protect a single branch circuit in electrical panels. It operates at up to 277 volts with a 20-amp rating, providing interruption of fault current on 277V circuits. The GHB1020 N designation identifies the series and single-pole configuration for use in compatible Cutler-Hammer panels.
