The Blackline Ballast is fully electrical. It utilises as unique timing ignition system which delivers a 0-15 second ignition delay during start-up which eliminates power strikes or surges. It also allows for just the right amount of light, giving you the ability to customize light strength.
High Pressure Sodium Bulbs only
Continuous power factor of 99.9%
Runs 600W, 400W and 250W Bulbs effectively