QBHAF1020 Circuit Breaker by Eaton, Curler Hammer or Westinghouse EATON ARC FAULT BREAKER 1 POLE 20 AMPS 120 VAC CAT# QBHAF1020 Make an Offer Send to a Friend Voltage: 120 V Poles: 1 Frame Amperage: 20 A Mount: Plug-in Return To Circuit Breakers