HID Light Fixture with Globe and Guard, Lamp Type Mogul Base High Pressure Sodium, Lamp Wattage 150 W, Ballast/Line Voltage 120/208/240/277 VAC at 60 Hz, Ballast Type HPF, Number of Hubs 5, Number of Plugs 4, Hub Size 3/4 Inch Threaded, Housing Material Copper Free Aluminum, Housing Finish Baked Epoxy Powder Coated, Globe Material Heat Resistant Prismatic Glass, Guard Material Copper Free Aluminum, Guard Finish Baked Epoxy Powder Coated, Mounting Wall, Enclosure Class I Div 2 Group A B C D, Class II Div 1 and 2 Group E F G, Class III, Application Tunnels, Walkways, Bridge, Storage Facilities, Processing Plant, Parking Lots, Foundries, Manufacturing Plants, Power Plants and Wet Location, Approval UL 1598/1598A/844, With Enclosed and Gasketed