Full Technical Description: Natural Copper Free Aluminum Material; 0.875 Inch min. Cable Outer Diameter; 1.375 Inch Max. Cable Outer Diameter; 2 Wire(S); 1 Phase(S); UL 1010, CSA C22.2 Approval; 120 to 240 VAC Voltage Rating; Class I Div 1 and 2 Group C D Enclosure; 30 Ampere Current Rating; 1-1/2 HP Power Rating; 3 Pole(S); AR, Ces, Cesd, Nr Mating Receptacle; CROUSE-HINDS[R] Brand; Applicable Standard ANSI; With Mechanical Cable Grip, Neoprene Bushing; CPH Model