godbox Active Member Jul 2, 2009 #1 is there a difference between 400w HPS Ballast and a 400w MH Ballast? if not can you use a 400w HPS Globe in a 400w MH Fixture?
is there a difference between 400w HPS Ballast and a 400w MH Ballast? if not can you use a 400w HPS Globe in a 400w MH Fixture?
JeepBeep Active Member Jul 2, 2009 #2 By Globe you mean "Lamp" And short answer NO Unless you have a conversion bulb (which will work in that socket) MH ballast = MH Bulb ---- HPS Ballast = HPS Bulb -----
By Globe you mean "Lamp" And short answer NO Unless you have a conversion bulb (which will work in that socket) MH ballast = MH Bulb ---- HPS Ballast = HPS Bulb -----
