【Feature】250 Volt, 2 Pole, 3 Wire, 50 Amp Surface mount Nema 6-50 outlet. 【Material】Impact-resistant themoplastic cover for long service life. Heavy galvanized steel and mounting strap to resist corrosion. High quality, industrial grade. 【Easy Installation】Surface mount 6-50r receptacle with knockouts on the back and bottom, allowing wiring, accept up to #4 AWG. 【Application】Ideal for any high amperage residential and industrial power connectivity application, plasma cutter and welder receptacle. NOT RECOMMENDED FOR ELECTRIC VEHICLE CHARGING. 【UL listed】Designed and tested in accordance with UL requirement. EDYCARX surface mount power receptacle, Nema 6-50r outlet, 50 amp receptacle, 250V. Ideal option for residential and industrial applications, providing quick and easy access for inspections. Made of high-quality material and built to last.