wtb 40w or larger quality uv sterilizer

[Rim_Reefer]

looking for a quality uv 40 w or larger to handle approx 300 gallon system.

 

[regal]

I have a 80W lifegard UV that I used for a couple years before I disconnected it from my 450g system in 2008. The bulbs had been changed several times with extra quartz sleeves but I don't remember how old are the bulbs that are in there.