Siemens QS2150H N 150A 2P 120 240V S Molded Case Circuit Breaker

Siemens QS2150H is a 150 A, 2-pole molded-case circuit breaker designed for 120/240 V AC service in residential and light-commercial electrical distributions. It delivers thermal-magnetic protection with a 22 kA interrupt rating at 240 V and is UL 489 listed for use as main service disconnects or branch protection in Siemens panels and compatible feeders. As part of the QS family, it provides robust protection for two hot conductors in a compact, plug-in-style form factor commonly used in home or multi-family applications, with a 2-pole configuration that suits multi-wire circuits in appropriate panelboard setups. Verify compatibility with your Siemens panel and follow local electrical codes during installation, ensuring use in equipment designed for QS/QSH breakers and adhering to safety standards.