Electronic Ballast Guaranteed to Work with TrojanUV - 7040 Compatible Generic UV Light Bulb for Germicidal Water Treatment UVL/3659-G 5 Inch Arc Length -

5 Inch Arc Length - 18

Guaranteed Replacement Ultraviolet (UV) Bulb - 4 Pin - 25 Watts - 18

and more since it's safe to use on metal

UVT-1606 WS

The 20 Watts bulb is made of ceramic as its base material and has two pins on both ends

Electronic Ballast Guaranteed to Work with TrojanUV - 7040 Compatible Generic UV Light Bulb for Germicidal Water Treatment UVL/3659-G 5 Inch Arc Length -UV 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