Siemens JXD63B300 – 300A 3 Pole Molded Case Circuit Breaker Limited Offer

Built for commercial applications, the Siemens JXD63B300 is a 3-pole, 300A molded case circuit breaker delivering essential long-time and instantaneous (LI) protection. This unit-mount MCCB is designed for Siemens Sentron panelboards (P4, P5, S4, S5) and switchboards. Operating within the JD frame family, it provides a reliable replacement option. Rated 35kAIC at 480V, it utilizes a fixed thermal and adjustable magnetic trip unit. It is HACR rated and reverse feed capable. Lugs are not included.