Top Rated Siemens HEB3B020B – 20A 3 Pole Molded Case Circuit Breaker

Built for heavy-duty commercial applications, this 20A, 3-pole MCCB belongs to the Siemens SENTRON family. It delivers dependable long-time and instantaneous trip functions for facility power management. The breaker installs into Siemens P1, P2, and P3 panelboards via a standard bolt-on configuration. Note that this legacy HEB frame is replaced by the 3VA4120-6ED34-0AA0, which requires a 3VA41 strap kit. It features a 100kAIC rating at 240VAC and includes load side lugs for quick wiring.