The Magnalight explosion proof LED light fixture features UL certification and a Class 1 Division 1 & 2 and Class 2 Division 1 & 2 explosion proof rating. The 4 ft. long, four-lamp unit offers a corrosion-resistant housing constructed of copper-free aluminum alloy and four LED lamps enclosed within impact and heat-resistant Pyrex tubes. A surface mount bracket is standard. The design allows the product to be operated with voltages from 120 VAC to 277 VAC. The unit has a T6 temperature rating and the LED lamps are rated at 50,000 hours of operational life. Screw-on end caps with O-ring seals simplify maintenance and re-lamping.