Sun System® 315 Watt LEC® Boss Commercial Fixture combines cutting-edge Light Emitting Ceramic® brand technology with Sun System® 1 Etelligent controllability options (controller sold separately #902245). State-of-the-art 95% reflective German aluminum interior offers unparalleled output, reflectivity and diffusion. Includes Philips highly efficient agriculturally engineered CDM-T 315 watt lamp. The lamp creates amazing full color light spectrum out of next-generation ceramic lamps. Available in 3100° K or 4200° K color temperature, high 92 CRI, 33,000 initial lumens (105Lm/W). Operates on 50/60 Hz low frequency, square wave, which makes this electronic ballast highly efficient and designed specifically to drive LEC® lamps at sustained peak performance. This fixture is dimmable which allows for operation of a LEC® lamp at 50%, 60%, 70%, 80%, 90% & 100%. Ignition delay feature eliminates circuit inrush overload and protects lamp for increased lumen maintenance. Features compact commercial warehouse design. The 120/240 volt model includes Convertible Smart Volt® Dual Ferrite power cord with detachable 120 volt and 240 volt plugs. 277 volt features a hard-wired 6 ft 277 volt power cord with a L7-15p twist lock plug. 347 volt features a hard-wired 6 ft 347 volt power cord with a L24-20p, 20 amp twist lock plug. Includes eye bolts and 16 ft patch cord.