Ozone/UV 40 Watt Unit


Sleek and compact, this unit is ideal for aquariums and ponds. Popular as a koi pond UV sterilizer, it effectively controls water quality and fish disease in fresh and saltwater setups.

Measuring 40-7/8 inches by 3-3/4 inches x 6 inches, this unit connects straight to the inline water system, making the installation process quick and easy. It can treat 325 gallons of saltwater and 1,200 to 2,000 gallons of fresh water. This capacity makes the unit an ideal koi pond UV sterilizer and the ideal product to purify home water features or greenhouse water systems.

Get this versatile unit for your aquarium, pond, or fountain, or look at our other Ozone/UV units or parts to find the best solution for your UV water sterilization needs. Here at Aqua Ultraviolet, we have something for every hobbyist and homeowner! 

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Available Ozone/UV 40 Watt Series Units:

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Ozone/UV 40 Watt Unit
(PN: A00045) Ozone, 40 Watt Unit, 2″ Inlet/Outlet, White, 120V/60Hz

Shop Aqua Ultraviolet for all your Ozone Inline UV Sterilizer needs! 


Dimensions: 40-7/8” x 3-3/4” x 6”

Number of Lamps


120 Volt Amp Draw


Grams PD


Water Sterilization Measurements

Saltwater: 325 Gallons
Freshwater: 1,200 – 2,000 Gallons

Information for Marine Fish

(No reef or live rock) A UV rated in the 75,000 or 90,000 µw/cm2 (EOL) will be the most effective at controlling fish disease. All UV dosages are calculated at the end of lamp life (14 months).