For areas that require vertical illumination and glare control at lowmounting heights. Ideal for open areas, retail spaces and aisles. Certain airborne contaminants can diminish integrity of acrylic. Contsruction: Distributor pack consists of ballast housing, reflector, door lens and lamp together in one carton. Housing: Heavy-duty, die-cast aluminum halves. Ballast and electrical components are heat-sinked and horizontally opposed. Integral splice box mounting flange ensures structural integrity. Finish: Electrostatically applied white polyester paint. Optics: Injection-molded virgin acrylic lens; aluminum reflector with optical quality, white polyester powder finish. Positive-latch refractor clips allow access for maintenance and cleaning. Continuously gasketed refractor and reflector inhibit the entrance of ambient contaminants. Electrical: Ballast: All ballasts are 100% factory tested. HPS: Constant wattage autotransformer; MH: Super CWA Pulse Start ballasts, 88% efficient and EISA legislation compliant, are required for 250-400W (must order SCWA option) for US shipments only. CSA, NOM or INTL required for probe start shipments outside the US. 1000W is Constant Wattage Autotransformer. Socket: Vertically oriented mogul base socket with copper alloy nickel plated screw shell and center contact. For use with “O” rated protected metal halide lamps only. nickel-plated screws, shell and center contact. Installation: Pendant splice box: Removable cast-aluminum box slides on integral die-cast aluminum housing mounting flange and mounts to ¾” pendant conduit prior to ballast housing installation. Matching wire access cover accepts Reloc modular wiring. Complete assembly meets or exceeds UL 50-pound pull test. Optic mounting: Four 8-32 zinc-plated, tri-lobular, thread-rolling screws are arranged concentrically around the lamp socket. 16-gauge, galvanized steel support ring with matching keyhole hole pattern for vibration resistant mounting. Listings: UL listed –30°C to 40°C ambient operations and damp locations. 55° available. UL wet location available. Listed and labeled to comply with Canadian Standards. NOM Certified.