Siemens HGB1B020B – 20A 1 Pole Molded Case Circuit Breaker Trusted Brand

Engineered for commercial applications, the Siemens HGB1B020B is a 1-pole, 20A molded case circuit breaker from the SENTRON GB frame series. It mounts into Siemens P1, P2, and P3 panelboards using a standard bolt-on connection. For modern upgrades, it is replaced by the 3VA4120-5ED14-0AA0 with a strap kit. Rated for high interrupting capacity, it delivers 65kAIC at 120VAC and 35kAIC at 277VAC. It is HACR and SWD rated for versatile facility use.