WMM1C40 Circuit Breaker by Eaton, Cutler Hammer or Westinghouse CUTLER-HAMMER MINIATURE CIRCUIT BREAKER 40 AMP 240-415 VAC 1 POLE 50/60 HZ CAT# WMM1C40 New Surplus Inventory Code: Z+ Make an Offer Send to a Friend Voltage: 415 V Poles: 1 Frame Amperage: 40 A Mount: Plug-in WHSE Code: CB24A3 Return To Circuit Breakers