Overview
Siemens offers a broad range of thermal-magnetic circuit breakers essential for overload and short-circuit protection in home electrical systems. These breakers also protect against electrical shock, electrocution, fires, and voltage surges. Designed to protect wiring from overheating due to excess current, Siemens QP series breakers feature easy plug-in connections and a time-saving insta-wire function compatible with Siemens load centers.