HPS 0-10V DC Control Dimmable Electronic Ballast

220V 250W HPS 0-10V DC Control Dimmable HID Electronic Ballast With an external controller, you can dim the power of the ballast manually, there are three range: 100%, 80%, and 60%. Specifications: 1.Power Factor 0.99 2.Power Voltage AC 220V (165V-265V) 3.Total Harmonic Distortion(THD)<10% 4.Low Power Waste: electronic ballast self-consumption< 10% 5.Flicker-free, no sound resonance 6.High Optical Effect 7.Lumen Coefficient≥0.95 8.Tc<90 9.Constant Output Power Control 10.Protection of short circuit, open circuit, ignition fail, thermal, over voltage 11. Easy to be installed 12.All-round Energy Conservation up to 40%