Square D™ Ground Fault Circuit Breaker, QO® Series, 1 Pole, 20 A, 120 VAC, 22 kA, Pressure Plate Connection, 12 to 8 AWG Al, 14 to 8 AWG Cu Wire, Bolt On Mount, For Use With: NQ Series Panelboards, 4.12 in H x 0.75 in W x 2.91 in D
Recommended for applications where high initial inrush may occur and for individual dimmer applications.