Pin and Sleeve Plugs: Plug Type - Service Inlet; Material - Aluminum; Rating - Volts - 480VAC/250VDC; Rating - Amps - 100; Number of Wires - 4; Number of Poles - 3; Grounding Style - 2, Extra Pole; Cable OD Max - in - 1.500; Application Rating - Watertight; Manufacturer Model - Style SC