Pin and Sleeve Plug Interior, Type Plug, Constructional Feature Weatherproof, Raintight, Voltage Rating 600 VAC, 250 VDC, Current Rating 60 Ampere, Number of Poles 4, Number of Wires 3, Grounding Style 2, Shell, Extra Pole, Material Epoxy Powder Coated Copper-Free Aluminum, Approval UL 1682/1686, Contact Material Brass, InsulationBlock Material FiberGlassReinforcedPhenolic, Application Compressor, Generator Unit, Pump, Shipping Docks, Shipping Ports, Welding