400 Watt Fan-Cooled Electronic Dimmable Ballast
- 15% Cooler than other digital ballasts on the market.
- power factor of 99.9% - Lose fewer watts from the power supply to the lamp
- runs on 120 or 240 volt power, 50 HERTZ to 60 HERTZ
- Works with both Metal Halide (MH) and High Pressure Sodium (HPS) Lamps
- External breaker system protects against power surges.