Square D™ QOU120 QOU™ Standard Unit Mount Miniature Circuit Breaker, 120/240 VAC, 48 VDC, 20 A, 10 kA Interrupt, 1 Pole, Thermal/Magnetic Trip, DIN Rail/Surface/Flush Mount

The Square D™ QOU120 is a QOU™ unit mount miniature circuit breaker rated at 20A, 1-pole, for 120/240 VAC and 48 VDC systems. Provides 10 kA interrupting capacity with thermal/magnetic trip. Versatile unit mount design supports DIN rail (35mm), surface, or flush mounting. Accepts wire sizes 14 to 2 AWG (copper or aluminum) via reversible box lugs. Features VisiTrip™ indicator and is HACR and SWD rated for HVAC and lighting circuits. UL Listed and CSA certified. Ideal for OEM, control panel, and industrial applications.