Excellent quality and service
"We’ve always been so happy with the UV lights we get from US Water Systems. We have a subscription so they come just when we need them and at the best price."


Order by 12 PM EST and this system will be on its way the very next day.
Free standard shipping on most products over $199.
Free shipping on most orders over $199 in the continental USA. $299 minimum for extended delivery states: AK, AL, AZ, CA, HI, ID, MD, ME, MN, MS, MT, NH, NV, OR, UT, VA, VT, WA, WV. Freight orders excluded. Speak to a water expert for more details.
Our Master Water Specialists and Certified Water Specialists review your water analysis and address your specific water problems. WE then design a system that we'll guarantee will solve your water problem(s) and back it with our One-Year Money Back Promise (Guarantee).
It all starts with a Laboratory Test of your water. Then, our Master Water Specialists and Certified Water Specialists will review the results of your water analysis and scientifically discuss the best way to treat your water, provide on estimate of how to do that, and then we provide you a One-Year Guarantee of Satisfaction. It's our Promise to You that our system will do what we say or we will give you your money back*
Overall rating: 5.0 / 5 from 8 reviews.
Review topics: ["customer service","service","replacement","system","light"].
"We’ve always been so happy with the UV lights we get from US Water Systems. We have a subscription so they come just when we need them and at the best price."
— Anna C. (5/5)
"Awesome product and customer service."
— Will N. (5/5)
"Item was great as described, and customer service was really nice and prompt about my questions. Would buy from them again!"
— Ying L. (5/5)
"I have over the course of time found USWater to be very reliable both in products sold and knowledgeable service and support offered."
— David M. (5/5)
"It was just what I ordered"
— William G. (5/5)
"Perfect replacement with OEM part and it even comes with 2 new o-rings. Replacement was super easy, the hardest part being to disconnect the bulb from the connector."
— Thierry C. (5/5)
"Exactly what I needed."
— Charles S. (5/5)
"We have had our system for 5 years now. We live off of a well and did have our water checked prior to installing their system. As a precaution we decided to purchase the UV light as a safeguard. The light is only good for 1 year so keep that in mind during your purchase."
— Greg P. (5/5)
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