Quantum 1000W Dimmable 120/240vac Ballasts are designed to meet the most demanding requirements of indoor gardeners. By providing a truly unique dimmable function in an HID ballast. Our ballast can be run at 100%, 75%, and 50% power. The Quantum Horticulture ballast enables you to control the amount of light that you want to give your gardens. Features: Run at 100%, 75% or 50% power (400w runs at 100% and 75%) Strike both Metal Halide and High Pressure Sodium Bulbs Accepts 120v or 240v with no wiring needed (Both cords included) Accepts 50 Hertz to 60 Hertz with no extra wiring needed Runs 15% cooler than other digital ballasts on the market Has a continuous Power Factor of 99% The most stable output frequency of any ballast Higher lumen output than magnetic ballasts. Light weight and care free Comes complete with a sealed fan for efficient cooling of the circuit board Can efficiently be run on generators without flickering Resin sealed circuit board for high humidity installations Can easily be used in conjunction with lighting controllers and flip boxes 12 hour factory bench tested
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