Siemens - 20/50 amps Standard 3-Pole Circuit Breaker

Siemens Q22050CT tandem circuit breakers (20A inner/50A outer poles) provide thermal-magnetic protection for 240V/208Y/120V 3-phase circuits in Siemens load centers, rated at 10kAIC for overloads and shorts while saving panel space. These quad/triplex plug-in breakers with lugs support #14-4 AWG Cu/Al wire for mixed loads like appliances or subpanels, featuring common trip for balanced operation per UL/CSA standards in residential/commercial panels.