Electronic Ballast Guaranteed to Work with Laguna - PowerClear Max 5000 PT-1660 Pond UV Light Bulb for Germicidal Water Treatment H20M-4-F1HD The four pin on a

The four pin on a single end lamp bulb is used for water purification and emits a wavelength range of 254 nm

The lamp bulb has a predicable lifespan and is manufactured in the USA

Chandler Systems UVLMP-20

The Aluminum Reflector Set for Barberan BKS-1 Part # HOK-14/2 UV Curing Lamp Bulb is a 100% guaranteed UV reflector

Dichroic Reflector Set for Liberty Voltarc Part # 11J02701 UV Curing Lamp Bulb

Electronic Ballast Guaranteed to Work with Laguna - PowerClear Max 5000 PT-1660 Pond UV Light Bulb for Germicidal Water Treatment H20M-4-F1HD The four pin on aUV 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