400w Dimming Electronic Ballasts

Dimmable Electronic Ballast Features:
Run at 100%, 75% or 50% power
Strike both Metal Halide and High Pressure Sodium Bulbs
Accepts 85V~268Vac (Both cords included)
Allows 50 Hertz to 60 Hertz
Runs 15% cooler than other digital ballasts on the market
Has a Power Factor of 99.9%
The most stable output frequency of any ballast
Higher lumen output than magnetic ballasts
Light weight and care free.
Application: hydroponics lighting, plant irradiation and street lighting.