The Phuzion™ LED luminaire takes high-bay lighting to new levels of lumen output and temperature tolerance. Combining the latest in LED technology with the legendary illuminating dynamics of Holophane's prismatic borosilicate glass, the Phuzion LED high bay delivers unparalleled performance and reliability. Lumen packages range from 12,000 to 60,000 lumens in a single luminaire. Up to 50% energy savings over traditional light sources with ambient Range: -40°F (-40°C) to 158°F (70°C). They are IP64 Rated. Optional integration with Xpoint Wireless for enhanced energy savings. Available in tandem (PHZT), remote (RPHZ), or crane mount (PHZC). Ideal for industrial facilities, heavy manufacturing, convention centers, sports arenas, and renovation/retrofit. Also available with embedded nLight AIR® and the IOTA ETS Emergency Control Device.