The Eaton Cutler-Hammer FC3040 is a 3-pole circuit breaker rated for 40 amps at up to 600 volts. The FC3040 designation identifies a three-pole configuration within the Cutler-Hammer/Eaton family. Designed to interrupt current safely, this device is used where a 3-pole breaker with a 40 A, 600 V rating is required.
