KDB3400 Circuit Breaker KDB, 400 Amp, 3 Pole, 600 Volt, w/ Trip Unit KT3400T, Molded Case Circuit Breaker from Eaton, Cutler-Hammer or Westinghouse Make an Offer Send to a Friend Type: KDB Voltage: 600 V Poles: 3 Frame Amperage: 400 A Return To Circuit Breakers