CLOSED: Fri Dec 21 @ 2pm 2018
The LightEnerG™ Premium Switchable Ballast is capable of switching between Metal Halide (MH) and High Pressure Sodium (HPS) bulbs, as well as 120v and 240v. The 400w and 1000w models can work with both MH and HPS lamps and run on 120v or 240v. .
SOCKET SET SOLD SEPARATELY