@Don - this Shoplight is Many Times Hevier than the LOA Shoplight i have (you know..those Flimsy ones with Choke Ballasts and an Electronic Ignitor)...the fixture is very well built,its a Great Acquistion.
Thanks guys....but this fixture has been gone a long long time....but Yes to awnser your question GEsoftwhite100watts the fixture used a HPF Jefferson RS Ballast.