Explosionproof Tumbler Switch Control Station, Type Feed Through, Constructional Feature Explosionproof, Dust-Ignitionproof, Voltage Rating 120 to 277 VAC, Current Rating 20 Ampere, Contact Configuration 4-Way, Operator Type Front Operated Lever, Box Type Two Gang, Hub Size (2) 1 Inch, Enclosure Material Zinc Electroplated Chromate Epoxy Powder Coated Malleable Iron, Actuator Material Nylon 6/6, Enclosure Class I Div 1 and 2 Group B C D, Class II Div 1 and 2 Group E F G, Class III, NEMA 7BCD/9EFG, Approval UL 894/1203, Overall Dimension 6.19 Inch W x 4.69 Inch D x 6.31 Inch H, Application Hazardous Location