Quote Originally Posted by latewood
locnar...I have a question for you since you are electrician.

I have 3 480volt 250w hps ballasts...Is there any way to tranform/adapt them to work on either 110 or 220?

stepdown adapter? or something like that?
Does the ballast transformer only have the 480V line? A lot of them seem to have like 4 input taps... could just be a matter of rewiring where the power is delivered to.