Electronic Ballast Guaranteed to Work with Genesis H2O Model GEN-5-10 Germicidal Replacement Light Bulb Laguna G8T5 Experts are of the opinion

Experts are of the opinion that the UV light bulb must be replaced annually for efficiency as the light bulb may continue to emit UV light even after a year but may not be effective in destroying waterborne microorganisms

Generic UV Bulb Sold as Replacement for TrojanUV100% Guaranteed Replacement UV Bulb - 4 Pins with Barriers on a Single end - 22 Watts - 8

7nm that acts on the DNA of the microorganisms present in water and renders them incapable of reproducing

The Fresh-Aire TUVL-115 replaces many other bulbs for which you can find a list below

Electronic Ballast Guaranteed to Work with Genesis H2O Model GEN-5-10 Germicidal Replacement Light Bulb Laguna G8T5 Experts are of the opinionUV 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