Electronic Ballast Guaranteed to Work with Tetra - PL-S7W Pond Water Treatment Germicidal UV Light Bulb Model_PT20 99 inches and gives you

99 inches and gives you a worry-free performance for an entire year

The Oce Arizona 360 GT 3010111639 UV Curing Lamp Bulb is a 100% compatible replacement bulb that is filled with mercury and has an arc length of 4

Total Length: 250 mm

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Electronic Ballast Guaranteed to Work with Tetra - PL-S7W Pond Water Treatment Germicidal UV Light Bulb Model_PT20 99 inches and gives youUV 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