Locking Receptacle, Shrouded / Non-Shrouded Non-Shrouded, Wiring Style Standard, Mounting Type Flush Mount, Grade Industrial, Material Reinforced Thermoplastic Polyester/Thermoset Polyester, 50 Amps, Voltage 600V AC/250V DC, Number of Poles 3, Number of Wires 4, Color Black, Non-NEMA NEMA Configuration, Phase 1, Standards UL 498