Limited Offer Siemens KM3B800 – 800A 3 Pole Molded Case Circuit Breaker

Engineered for industrial applications, the Siemens KM3B800 is a 3-pole, 800A molded case circuit breaker featuring an interchangeable thermal-magnetic trip unit. This bolt-on MCCB mounts into Siemens P4 and P5 panelboards, SB switchboards, and MCCs. It serves as a legacy solution, replaced by the HMD63B800 (adapter kit required). Rated for 600VAC, it delivers a 50kAIC interrupt capacity at 480V. Load side lugs are included for standard commercial installations.