Flush Mount Receptacle, 50 Amps, 5-50R NEMA Configuration, Number of Poles 2, Number of Wires 3, Voltage 125VAC, Phase 1, HP 2, Color Black, Duty Heavy, Grade Specification, Material of Construction Thermoplastic Polyester, Wiring Method Back and Side, IP Rating 20, Standards UL/CSA Technical Specification Item Flush Mount Receptacle Amps 50 NEMA Configuration 5-50R Number of Poles 2 Number of Wires 3 Voltage 125VAC Phase 1 HP 2 Color Black Duty Heavy Grade Specification Material of Construction Thermoplastic Polyester Wiring Method Back and Side IP Rating 20 Standards UL/CSA Additional Information Hubbell Receptacles High-Ampere Plugs and Receptacles 1-pc. contacts provide low operating temperatures. Can be mounted to either standard or FS/FD boxes, except items with Code D have no box available. UL Listed and CSA Certified.