Electronic Ballast Guaranteed to Work with Cal Pump - BF1000 UV Light Bulb for Germicidal Water Treatment Vandam you get a 12-month worry-free

you get a 12-month worry-free operation after which we recommend that you replace the light bulb

People are also of the opinion that it is necessary to change the UV light bulb every year for better efficiency

and effective shielding

The lamp bulb is compatible to the Muller UV systems to the following part numbers:

Electronic Ballast Guaranteed to Work with Cal Pump - BF1000 UV Light Bulb for Germicidal Water Treatment Vandam you get a 12-month worry-freeUV 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