Electronic Ballast, Digital Ballast

electronic ballast, digital ballast Specifications: 1) Input Voltage Range: 100Vac~268Vac 2) Input frequency:50/60Hz 3) Power factor: >0.99 4) Efficiency: 95 %( Max) 5) THD: <10% 6) Current crest factor: <1.5 7) Max. Lamp distance from ballast: 15m/49ft 8) Ambient temperature: -25 ~ +50 Centigrade 9) Enclosure temperature rising: 30 Centigrade 10) Safety protection: IP21 Features: 1) Outstanding energy-saving effect a) Low power loss b) High power factor c) High lighting efficiency 2) Perfect protection and monitoring function a) Built-in voltage monitoring function b) Trouble-detecting protection function 3) Dimming, adjustable output power 4) Light weight, small size, non-flickering, noiseless 5) Fast start-up, reach full brightness quickly 6) Operate HPS & MH lamps. 7) Available in 220-240V and 110-120V / 250W,400W,600W,1000W 8) CE & UL certified