CUTLER HAMMER TANDEM SINGLE POLE CIRCUIT BREAKER *3/4 *20/20 amp, 120 vac *2-single pole *Non-interchangeable *10,000 AIR *Switch indicator *Circuit limiting *Protects wire from overheating and current overload *Plug-in *Fits Cutler-Hammer CH Classic Panels only *Standard overload, short circuit protection in Cutler- Hammer CH Panels only *For CTL (circuit limiting) load centers with bus bar slots *Tandem breakers offer two circuit protection while only requiring one space in a load center *UL listed *C.S.A. approved