HID Hazardous Location Light Fixture with Refractor, Constructional Feature Dusttight, Moisture Resistant, Weatherproof, Lamp Type Pulse Start Metal Halide, Lamp Wattage 175 W, Ballast/Line Voltage 480 VAC at 60 Hz, Ballast Type Pulse Start, Refractor Type NEMA Type 1, Refractor Size 12 Inch Dia, Number of Hubs 1, Hub Size 1 Inch Threaded, Housing Material Die-Cast Copper-Free Aluminum, Housing Finish Epoxy Powder Coated, Refractor Material Prismatic Glass, Mounting Rigid Style Pendant, Enclosure Class I Div 2 Group A B C D, Class II Div 1 and 2 Group E F G, Class III, NEMA 4X, IP66, Application Pulp and Paper Mills, Processing Plants, Chemical Plants, Oil Refineries, Foundries, Manufacturing Plants, Storage Areas, Waste and Sewage Treatment, Approval UL 1598/1598A/844/60079-0/60079-15/E10444