Leviton 67W76 Locking Single Receptacle, 20A, 3PH 480V, 3P4W, Wetguard

20 Amp, 480 Volt 3-Phase, NEMA L16-20R, 3P, 4W, Flip Lid with Receptacle, Single Locking Flush Mounting Receptacle, Corrosion Resistant, Grounding, Wetguard Flip Lid, Back & Side Wired, Nickel-Plated Brass Strap - Yellow.