In Demand Siemens LGB2B100B – 100A 2 Pole Molded Case Circuit Breaker

Engineered for commercial applications, the Siemens LGB2B100B is a 2-pole molded case circuit breaker. It features thermal-magnetic trip technology for reliable long-time and instantaneous protection. This unit mounts into Siemens P1, P2, and P3 panelboards using a secure bolt-on connection. For legacy upgrades, it is replaced by the 3VA5110-6EC21-0AA0 (requires a mounting strap kit). Rated for 65kAIC at 480Y/277V, it handles high-fault currents and supports reverse feed applications.