Pin and Sleeve Receptacle Box Assembly, Type Reverse Service, Angled, Constructional Feature Weatherproof, Raintight, Voltage Rating 600 VAC at 50 to 400 Hz, 250 VDC, Current Rating 400 Ampere, Number of Poles 3, Number of Wires 2, Grounding Style 2, Shell, Extra Pole, Door Type Clamp Cover, Hub Type 4 Inch, Material Epoxy Powder Coated Copper-Free Aluminum, Insulating Block Material, Glass Filled Polyester, Application Compressor, Motor Generator Unit, Pump, Shipping Docks, Shipping Ports, Welding, Temperature Rating -40 to 107 Deg C