Hot Picks Siemens QJH22B150 – 150A 2 Pole Molded Case Circuit Breaker

Engineered for commercial power distribution, the Siemens QJH22B150 is a 2-pole, 150A molded case circuit breaker from the Sentron QJ frame family. It features a thermal-magnetic trip unit providing reliable overload and short-circuit protection. This bolt-on MCCB installs into Siemens P1, P2, and P3 panelboards, SB switchboards, and motor control centers. It serves as a drop-in replacement for older QJ frame installations and can be substituted with the newer QRH22B150 series.