Schneider Electric QOU1201200 Circuit Breaker

Schneider Electric's QOU1201200 is a 1-pole miniature circuit breaker rated for 20 A at 120/240 VAC, featuring a 1 A auxiliary contact for signaling or interlock purposes. It delivers a 10 kA short‑circuit interruption rating at 120/240 VAC, operates at 50/60 Hz, and provides up to 5 kA interruption at 48 VDC for DC fault events. The unit uses line/load lug connections with unit mounting and accepts 14–2 AWG aluminum or copper conductors, making it suitable for compact enclosures in residential and light commercial distribution panels. Its compact form measures 4.05 in high, 0.75 in wide, and 2.63 in deep, and it is rated for operating temperatures from 14 to 140°F.