Control Station Mounting Body, Type Feed Through, Number of Gangs 2, Construction Tandem, Number of Hubs 2, Hub Size 3/4 Inch, Material Zinc Electroplated Chromate Epoxy Powder Coated Malleable Iron, Enclosure Class I Div 1 Group C D, Class I Div 2 Group B, Class I Zone 1 Group IIB, Class I Zone 2 Group IIB, Class II Group F G, Class III, NEMA 3RX, Size 3.72 Inch W x 3.06 Inch D x 12.09 Inch H, Used On Contender Series Factory Sealed Receptacles and CPP Plugs, Approval UL