Appleton VPX2050 Stylmaster UNILETS Incandescent Luminaire Without Guard, Fixture Type Ceiling Mount, Lamp Type 200 - 300 WTT PS30 Medium Incandescent, Lamp Wattage 200 - 300 WTT, Voltage Rating 277 V, Number Of Lamps 1, Material Copperfree (4/10 Of 1 PCT Maximum) Aluminum Mounting Hood And Guard, Porcelain Socket With Brass Screw Shell, Fixture Wattage 200 - 300 WTT, Housing Finish Epoxy Powder Coat Mounting Hood And Guard,Housing Material Copperfree (4/10 Of 1 PCT Maximum) Aluminum, Ambient Temperature Range 200 DEG C Non-Classified, 40 DEG C Classified, Temperature Range 200 DEG C Supply Wire, Lens Material Natural Finish Prismatic Glass Globe, Hub Size 1/2 IN, Number Of Hubs 5, Enclosure NEMA 4X, Standard NEC Class I, Division 2, Groups A, B, C, D CSA Certified Class I, Division 2, Groups A, B, C, D, Class II, Division 1 And 2, Groups E, F, G, Class III, UL 1598, UL 844, UL E10444, C22.2 No. 250, C22.2 No. 137, CSA 025428, For Enclosed And Gasketed Lighting Fixtures For Use In Storage Areas, Tunnels, Subways, Chemical Plants And Other Areas Where Moisture, Dirt Or Corrosive Atmospheres Are A Problem Suitable For Use In Wet Locations For Use With Threaded Metal Conduit