High Quality Siemens CFD63B125 – 125A 3 Pole Molded Case Circuit Breaker

The CFD63B125 is a high-performance 3-pole, 125A molded case circuit breaker belonging to the Siemens Sentron FD frame group. Designed for unit-mount installation, it fits perfectly into Siemens P1, P2, and P3 panelboards, motor control centers, and switchboards. This thermal-magnetic breaker provides robust long-time and instantaneous (LI) trip functions, boasting a massive 200kAIC interrupting rating at 480VAC. The current-limiting architecture ensures superior downstream equipment safety.