Cutler Hammer Arc Fault Single Pole Circuit Breaker 3/4 15 Amp, 120/240 Vac Non-interchangeable 10,000 Air Switch Indicator Reduces The Risk Of Electrical Fires Caused By Arcing Faults In Wiring, Extension Cords, Lamps, Etc. Plug-in Fits Cutler-hammer Ch Classic Panels Only Standard Overload And Short Circuit In Addition To Arcing Detection Protection In Cutler-hammer Ch Panels Only Required By 2002 National Electric Code For Bedroom Circuits Ul Listed C.s.a. Approved Carded Discovery Con, Nbr, Sup, Hwu All items sold new in original packaging 3/4" ,15 amp 120/240 vac ,Non-interchangeable ,10 000 AIR ,Switch indicator ,Reduces the risk of electrical fires caused by arcing faults in wiring extension cords lamps etc. ,Plug-in ,Fits Cutler-Hammer CH Classic Panels only ,Standard overload and short circuit in addition to arcing detection protection in Cutler-Hammer CH Panels only ,Required by 2002 National Electric Code for bedroom circuits ,UL listed ,C.S.A. approved ,Carded