Pin and Sleeve Receptacle Assembly, Type Dead End, Voltage Rating 125 VAC, Current Rating 20 Ampere, Hub Size 1/2 Inch, Box Type Two Gang, Cover Type Spring, Mating Plug ENP, Enclosure Class I Group C D, Class I Divi 2 Group B, Class I Zone 1 Group IIB, Class I Zone 2 Group IIB +H2, Class II Group F G, Class III, Approval UL 894/1010/1203, Application Lighting Systems, Conveyors, Heaters, Motor-Generator Sets, Air Conditioners, Compressors, Pumps, Constructional Feature Explosionproof, Dust-Ignitionproof, Material Malleable Iron Back Box, Copper-Free Aluminum Cover