Plug In Circuit Breaker, Amps 20, Number of Poles 1, Circuit Breaker Type Combination Arc Fault Circuit Interrupter, AC Voltage Rating 120VAC, DC Voltage Rating Not Rated, For Use With QO Load Centers, Series QO, Terminal Connection Screw Clamp, Min. Wire Size 14 AWG, Max. Wire Size 8 AWG, Length 4.75 In., Width 0.75 In., Depth 2.98 In., Standards UL Listed, CSA Certified, NEC, Max. AIR Rating 10kA 'Manufacturer Contact InformationHAUPPAUGE, NY, 11788 US | Schneider Electric | | Square D QO 20 amps Arc Fault/Plug In Single Pole Circuit Breaker | Best Buy