TCP Power Bay T8 Fluorescent High Bay light fixture's superior lumen package is ideal for replacing traditional metal halide high bay systems. Benefits include high efficiency, 95% lumen maintenance, improved color rendering, extended lamp life, multi-level switching, instant on, dimming and improved uniformity. Suggested mounting heights from 15’ - 40’. Primary applications include, Big Box Retailing, Warehousing, Commercial Facilities, Manufacturing Facilities, Open and Stack Aisle Applications. The superior beam spread optic covers from narrow aisle lighting to open area general lighting. The PowerBay is available using a 95% reflectance specular aluminum (SA) Miro®4 or a 92% reflectance white aluminum (WA) reflector, which have a 25 year warranty.