Pin and Sleeve Receptacle-Box Assemblies: Type - Service Outlet; Rating - Volts - 480VAC 3 Phase; Rating - Amps - 60; Number of Wires - 4; Number of Poles - 3; Door Type - Threaded Cap; Hubs - (1) 1-1/2"; Manufacturer Brand - Heavy Service Ever-Lok; Manufacturer Model - HAS