Cutler Hammer BKHKD400T Panelboard Main/Sub Feed Breaker Kit, 480 VAC, 400 A, 1/3-Phase

Detailed Description: Eaton/Cutler hammer circuit breaker Kit is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess current from an overload or short circuit. It is a device that interrupts the abnormal or fault current. It is a mechanical device that disturbs the flow of high magnitude (fault) current.

Warranty: http://www.eaton.com/ecm/groups/public/@pub/@electrical/documents/content/pims0039.pdf