Electronic Ballast Guaranteed to Work with American Ultraviolet GML1234 UV Light Bulb for Germicidal Treatment Air Master Ultra It has a base of

It has a base of G13 medium two pins on both ends and is compatible with water sterilization filters

Arc Length: 43"

Calutech - 9002 MB UV Light Bulb is 18 watts and 100% compatible with germicidal OEM Air sterilization filters

The Sunlight Systems - LP4185 UV Light Bulb For Germicidal Water Treatment is a 25 Watts

Electronic Ballast Guaranteed to Work with American Ultraviolet GML1234 UV Light Bulb for Germicidal Treatment Air Master Ultra It has a base ofUV ballast guaranteed to work with your UV germicidal system Features: Guaranteed to work with your UV Germicidal Bulb. Comes complete with wiring diagram necessary to run your bulb(s) Industry leading 5 YEAR WARRANTY UL Listed Ballasts can be complicated. Nobody replaces ballasts regularly. Inevitably, ballasts are needed when you go to change out the UV bulb at your machine's recommended intervals when you realize that the new bulb is not lighting