Westinghouse LA3125PRF Molded Case Circuit Breaker

The Westinghouse LA3125PRF is a 3-pole, 125 Amp molded case circuit breaker rated for 600 V AC, featuring a fixed-mount design and a thermal-magnetic trip for overcurrent and short-circuit protection in three-phase power circuits. Part Number LA3125PRF U, it is intended for panel-mounted installations in switchgear and distribution systems within commercial and industrial electrical protection schemes, delivering molded-case protection with high-interrupting capacity. Common applications include manufacturing facilities, commercial buildings, HVAC systems, and industrial automation equipment, where reliable protection of branch circuits and equipment is critical; common replacements include Eaton LA3125PRF, Cutler-Hammer LA3125PRF, and Square D LA36125.