Siemens HF63B150 – 150A 3 Pole Molded Case Circuit Breaker Final Sale

Designed to protect commercial electrical systems, the Siemens HF63B150 is a 3-pole, 150A molded case circuit breaker. It features a thermal-magnetic trip mechanism for reliable long-time and instantaneous defense. This unit mounts via a bolt-on connection into Siemens panelboards, switchboards, and motor control centers. The HFD63B150 acts as its modern substitute for future upgrades. Capable of handling significant fault currents, it boasts a 65kAIC rating at 480VAC.