Siemens HFD63B125 – 125A 3 Pole Molded Case Circuit Breaker Popular

Designed for Siemens P1, P2, and P3 panelboards, this 125A molded case circuit breaker provides reliable overcurrent protection. The 3-pole device is a core component of the Sentron FD frame series. This bolt-on MCCB mounts into commercial switchboards and motor control centers. It is replaced by the 3VA5212-6EC31-0AA0, which requires a retrofit kit for older Sentron panels. With a 65kAIC rating at 480VAC, it offers high interrupting capacity and includes line and load lugs.