Eaton / Cutler-Hammer QB1020EP – 20A GFEP Miniature Circuit Breaker Best Choice

Rated for 10 kAIC at 120/240VAC, this 1-pole, 20A bolt-on circuit breaker from Eaton’s Quicklag series delivers essential equipment protection. It combines standard thermal-magnetic overcurrent defense with a 30mA ground fault equipment protection (GFEP) threshold, preventing damage from line-to-ground faults. Designed to mount into Eaton Pow-R-Line panelboards, the QB1020EP serves as a direct substitute for the legacy QBGFEP1020. It features a pigtail neutral connection and is SWD rated.