View Full Version : Which ballast for a 4 x 55 watt PC

09/16/2008, 06:59 AM
I have a Power Compact Fixture which has 4 55 Watt bulbs in it. The fixture needs a ballast but I'm not sure exactly what I'm looking for. What would the requirements be to run this, am I looking for 220 watts total or is it not that simple.