Pin and Sleeve Receptacle Box Assembly, Type Reverse Service, Constructional Feature Weatherproof, Raintight, Voltage Rating 600 VAC at 50 to 400 Hz, 250 VDC, Current Rating 30 Ampere, Number of Poles 2, Number of Wires 2, Grounding Style 1, Shell, Door Type Spring Door, Screw Cap, Hub Type 3/4 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