Explosionproof Ground Fault Circuit Interrupter; Type Bolted Enclosure; Constructional Feature Dust-Ignitionproof, Explosionproof; Voltage Rating 125 Volt AC; Current Rating 20 Amp; Hub Location Feed-Through; Enclosure Class I Div 1 and 2 Group C D, Class I Div 1 Group E F G, Class II Div 2 Group F G, Class III, NEMA 7C/7D/9E/9F/9G/12; Enclosure Material Sand Cast Copper-Free Aluminum; Enclosure Finish Aluminum Lacquer; Approval UL, CSA C22.2; Overall Dimension 3.5 Inch Length x 2.63 Inch Width x 5.88 Inch Height; Trip Current Rating 5 Milliamp; Material Neoprene (Shaft Seal), Natural Finished Stainless Steel (Pushbutton and Guard); Application Lighting System, Hazardous Location; Applicable Standard ANSI, NEC/CEC