Typical applications include pulp and paper mills, processing plants, chemical plants, oil refineries, foundries, storage areas, waste and sewage treatment facilities, parking garages and other areas where dust, water, dirt and rough usage are a problem. Compact in size, attractively styled contemporary design, rugged and dependable. A wide range of ballasts and voltages are available for both domestic and export applications. Integral ballast. One-piece housing with one-piece lens cover. The cover is secured by four 1/4-inch diameter captive stainless steel slotted hex-head bolts. Thermal shock and impact resistant glass lens. Heavy duty, high temperature silicone rubber gasket is firmly seated. Heavy duty mogul-base porcelain socket with heavy gauge brass, nickel-plated, double lamp-grip screw shell and spring-loaded center contact. Compound parabolic, double segment, finished aluminum reflector for optimum efficiency. Choice of yoke mount (zinc plated steel with architectural bronze polyester finish or pole mount with built-in slip-fitter, for internal wiring, adjustable laterally and vertically; slip fits 50.8 mm (2.00") thru 63.5 mm (2.50") pipe architectural bronze polyester finish. Cool operating temperatures translate into long luminaries life.