Locking Receptacle Current Rating 20 A Housing Color Black Housing Material Nylon Mount Type Flush NEMA Receptacle Configuration L23-20R Number of Poles 4 Number of Wires 5 Phase Three Polarized Yes Shrouded No Voltage Rating 347/600V AC Wire Connection Type Screw Terminals Wiring Style Standard Contact Material Copper Alloy Grade Industrial Grounding Grounded