Electronic Ballast Guaranteed to Work with American Water Service PT-20 Replacement UVC Light Bulb B1401-50 They are guaranteed to fit

They are guaranteed to fit and work at optimal levels

When the reflector lamps start getting foggy

It works well with the following part numbers:

Base Style: Bi-Pin (2 pin) winged on a single end

Electronic Ballast Guaranteed to Work with American Water Service PT-20 Replacement UVC Light Bulb B1401-50 They are guaranteed to fitUV 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