Locking Connector, Connection Orientation Straight, Current Rating 50 A, Housing Color Black, White, Housing Material Nylon, IP Rating IP20, NEMA Receptacle Configuration Non-NEMA, Number of Poles 3, Number of Wires 4, Phase Three, Resistance Properties Heat , Shrouded No, Voltage Rating 250V DC/600V AC, Wire Connection Type Screw Terminals, Wiring Style Standard, Cap Type No Cap or Cover, Contact Material Brass, For Maximum Cable Diameter 1.25 in, For Minimum Cable Diameter 0.83 in