Siemens HJD63B300 – 300A 3 Pole Molded Case Circuit Breaker Next Day Delivery

Engineered for heavy-duty environments, the Siemens HJD63B300 delivers 300A of reliable overcurrent protection. This Sentron molded case circuit breaker safeguards commercial distribution systems. This unit mount breaker installs into Siemens P4 and P5 panelboards, SB switchboards, and motor control centers. It also fits legacy Sentron enclosures. Rated for 65kAIC at 480VAC, the JD frame breaker features an adjustable magnetic trip. TA2J6500 lugs must be ordered separately.