Eaton Cutler-Hammer HKDDC3400WF01 is a 400 Amp DC circuit breaker from the HKD-DC family. Referred to by the model HKDDC3400, this device provides direct-current overcurrent protection for electrical distribution systems. Part of Eaton's Cutler-Hammer line, the HKDDC3400WF01 is used in DC power circuits requiring reliable interruption at a 400 A rating.
