Electronic Ballast Guaranteed to Work with Master Water Conditioning GPH810T5VH/4 Replacement UVC Light Bulb M03-L31 Visor Dimensions: 9" × 15

Visor Dimensions: 9" × 15

Guaranteed to fit and function as well or better than the original items but at half the cost

Dichroic Reflector Set for Eltosch Part # 13209001 UV Curing Lamp Bulb

Miniature 2 Pin Double Ended - 110 Watt Germicidal Water Treatment Bulb

Guaranteed Replacement Ultraviolet (UV) Bulb - Single Pin both ends - 41 Watts - 33

Electronic Ballast Guaranteed to Work with Master Water Conditioning GPH810T5VH/4 Replacement UVC Light Bulb M03-L31 Visor Dimensions: 9" × 15UV 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