Electronic Dimming HID Ballast

E-tensity SuperDim_Electronic Dimming HID Ballast (0-10v) * 120-277V and 200-277V, 50/60Hz* Operates Ceramic Metal Halide and Pulse Start Metal Halide Lamps* Wattage range from 70- 400W* 0-10V DC Controls Voltage (compatible with most dimming controls)* Continuous dimming to 50% lamp power * Switch/Relay controllable for Bi-level switching* High Power Factor (>90%)* Improved Lumen Maintenance * Quiet Operation* Low Total Harmonic Distortion (THD <20%) * Designed for ambient temperatures ranging from -30 degree to 65 degree (Maximum case temperature of 80 degree)* End of lamp life shutdown circuit* Microprocessor technology for precision control* Short circuit and open circuit protection* UL Listed & CE Certified