QO120 Square D

Square D QO 1 Pole, 20 Amps, Plugin Circuit Breaker

QO120 2 Pole 30 Amp Plugin 120 Volt Manufactured By Square D. The Square D Type QO Circuit Breaker is the Current Series 120 / 240 Volt Plugin style Circuit Breaker. Amperages range from 15 to 100 Amp. These are used in all Square D Load Centers.