Square D QO150 – 50A 1 Pole Miniature Circuit Breaker Trending

Part of the QO series, this 50A single-pole miniature circuit breaker delivers reliable thermal-magnetic protection for residential and commercial applications. It is engineered to handle standard electrical loads while maintaining a compact 3/4-inch profile. This unit mounts into Square D QO load centers and NQ panelboards. The plug-on design ensures a secure connection, streamlining the installation process. Rated for 10kAIC at 120/240V, it includes Square D’s signature Visi-Trip indicator.