GWF3040 Circuit Breaker by Eaton, Cutler Hammer or Westinghouse EATON INDUSTRIAL CIRCUIT BREAKER 3 POLES 40 AMPS 480 VAC 250 VDC CAT# GWF3040 Reconditioned Inventory Code: A Make an Offer Send to a Friend Type: GWF Voltage: 600 V Poles: 3 Frame Amperage: 40 A Mount: Bolt-in WHSE Code: CB17B4 Return To Circuit Breakers