Best Uvc Filter 2025

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Last Updated - 26.07.2025

Best Choice

01

Oase

OASE 70233 Filtral UVC Clarifier 1500 Underwater Filter, Pond Clarifier, Water Feature Includes 3 Fountain Attachments for Various Water Feature Variations for Ponds up to 1.5 m³, Black

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9.6

Exceptional

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Main highlights

Two different filter sponges as well as organic surface elements and ceramic ensure mechanical and biological cleaning of the pond water
The box contents include 3 fountain attachments, which allow individual water features and thus make your pond varied
Practical clips allow quick opening of the housing, which makes the filter elements easy to clean
Individual control of the amount of water and fountain height
A powerful all-rounder with filter function and water feature suitable for ponds up to 1.5 m³ and a hydrostatic head up to 0.9 m

103,46 €
02

Ecomax

EcoMax 10000 UVC clarifier, 11W

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9.5

Excellent

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Main highlights

UV-C light filter 11 W for ponds up to 10,000 litres
Optical function control
Frees the water from algae, discolouration, germs and harmful bacteria
Dimensions: 335 x 230 x 185 mm
Branded UVC bulbs included (thus longer service life)

46,29 €
03

Forever Speed

Forever Speed 5-in-1 Aquarium Internal Filter with UVC Clarifier 3 Watt, Aquarium Filter Pump Including Adjustable Flow 400L/h for 40-120L Aquariums

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9.4

Excellent

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Main highlights

Suitable for fresh and salt water: the aquarium filter must be completely submerged in fresh and salt water. The design of the floor vacuum cleaner filters out impurities more thoroughly, and the slim inlet prevents fish from being sucked in so they are safe.
Low noise and easy to install: the aquarium filter pump is equipped with strong suction cups that can be attached anywhere under the water surface of the aquarium. The pure copper motor is more stable and safer in operation, with low noise level, it is the first choice for aquarium filter pumps at home.
Built-in UV cleaner: the aquarium filter is equipped with a 3W UV cleaner that kills some micro-organisms, slows down the growth of algae and inhibits the growth of viruses to achieve a healthy environment. The pump is with the UV timer you can choose 3 different times: 4 hours, 8 hours and 24 hours, depending on the water quality.
Adjustable flow rate/direction of the water outlet: the maximum flow rate of the built-in filter is 400L/H, and the size of the water outlet can be adjusted as needed, and the direction of the water outlet can be adjusted 180° left and right. The water outlet is equipped with a rain shower and an oxygen nozzle, which is decorative and practical.
5-in-1 multifunctional aquarium filter: the multifunctional aquarium inner filter, which combines circulation filtration, sterilisation, oxygen enrichment, rain shower and wave formation, can be used both as a filter for cleaning impurities in the aquarium and as an aquarium oxygen pump to increase oxygen in the water body and create a healthy environment for fish and aquatic plants.

25,99 €
Value for Money

04

WAGNER GREEN Alles für den Gartenteich

UVC Pond Clarifier Disinfectant for Clear Water in the Pond Water Clarifier without Chemicals UV-C Algae Killer (7 Watt)

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9.3

Excellent

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Main highlights

Protects pool inhabitants from diseases and does not harm plants or fish
Optimises pond water in terms of germ-free and clarity
Includes light bulb and German Instruction manual
High-quality and durable workmanship
Controls algae, bacteria and mould formation without the use of chemicals
7 Watt UVC clarifier suitable for ponds up to 6,000 litres

39,79 €
05

FEDOUR

FEDOUR 600LPH Aquarium Filter U-V with Timer, 8W Adjustable Aquarium Filter Pump, Underwater Internal Filter for 30-180L Basins, with Biochemical Cotton, Activated Carbon Cotton, Ceramic Balls

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9.2

Excellent

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Main highlights

【Specifications】Powerful aquarium internal filter, power: 8W, max water flow: 600LPH, size: 19*7.3*6.6cm, length of spray bar: 6.2in/16cm, length of power cable: 1.5m. Suitable for 30-180L fish and turtle tank.
With timer: you do not need to constantly turn on the U-V lamp. With this timer, you can choose to turn on the lamp for 6 hours, 9 hours, 12 hours or 24 hours according to your needs, which can be more convenient for you. No matter when and where you are, this timer function saves you trouble.
Unique design: this aquarium inner filter has two types of outlets: spray bar and duckbill outlet, and both can be rotated 360°. There is an adjustable button on the spray bar to adjust the water flow of the filter. In addition, this fish filter features a minimum water level design. And the four suction cups can securely attach the filter to the aquarium without it slipping.
Silent fish tank filter: For this aquarium filter, we have improved the internal structure of the pump to further improve sound insulation. Once you put the filter in the water and turn it on, you can hardly hear the motor, just the sound of the water splashing out. The noise level is <35 dB.
Excellent filtration performance: Built-in U-V, not only cleans the water, but also makes the green water clear. This aquarium filter pump also has three types of filter media: 1 piece activated carbon cotton, 2 pieces biochemical cotton and some ceramic balls, which have good filtration effect.

19,97 €
06

SunSun

SunSun CUP-807 Aquarium Internal Filter 700 l/h 4-in-1 Filter with Pump for Aquarium, UVC Clarifier and Oxygen Hose, with Filter Sponge and Bioballs

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9.1

Excellent

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Main highlights

[VERSATILE INTERNAL FILTER] - With 2-stage filtration through filter sponge and bio-quartz balls, the internal filter in the aquarium ensures crystal clear water and optimal biological cleaning.
[UVC Clarifier for Clean Water] - The built-in 7-watt water clarifier eliminates harmful bacteria and algae, ensuring a clear and healthy environment in the aquarium.
[Powerful Aquarium Pump] - Built-in 700L/H pump at only 10W ensures efficient water circulation while saving energy. The outlet nozzle can be swivelled 90°.
[Individually Adjustable Oxygen Supply] - The integrated hose provides the possibility of additional oxygen supply to create optimal conditions for your aquarium inhabitants.
4-in-1 filter for medium aquariums: The SunSun CUP-807 combines internal filter, aquarium pump, UVC clarifier and oxygen hose in one device. Ideal for aquariums up to 500 litres.

32,99 €
07

Coospider

Aquarium U-V Filter Pump for 150-380L Fish Tank, 5W Lamp Anti Algae U-V Clarifier, 1200L/h Crystal Clear Algae Killer Water Pump Air Supply Flow Pump for Cold Water Tropical Fish

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【1 year after-sale service】We offer you a 4000 hour warranty and friendly customer service. If you are not satisfied with our machine in any way after receiving the aquarium pump, please contact the service mailbox on the package.
Separate switch: control the water pump and the aquarium light separately. If you only want to use the water pump, you can turn off the aquarium light separately.
Easy to check light up: you can easily check whether the light is switched on from the outside of the machine, do not need to disassemble the machine to see it.
Crystal clear: built-in 254 nm wavelength fish tank U-V light. It is used in green water aquariums. Make your aquarium crystal clear. It can reduce the number of tank water changes and you don't have to spend much effort to change the water.
Air supply and fresh smell: Once the aquarium is full of green algae, it is accompanied by the smell. This machine can reduce the smell in the aquarium and generate air bubble to add oxygen to your tank water. Simulation of the natural ecology environment.

39,99 €
08

Forever Speed

Forever Speed Aquarium External Filter with UVC 4-in-1 Adjustable Flow Hang on Filter 450L/h Waterfall Filter for 10-100L Aquariums

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Aquarium Outdoor Filter】Pump power: 5W, Germicidal lamp power: 3W, Total Power: 8W, Max. Delivery head: 0.6 m, max. Flow rate: 450L/H, suitable for freshwater and saltwater aquariums from 10 to 100L.
Multi-filtration: the clip-on filter is equipped with an oil film processor, the oil floating on the water surface is sucked through the vortex and cleaned by multi-filtration. The grid design of the inlet cage prevents accidental inhalation of small fish and ensures the safety of the fish.
Hanging design: the external hang on filter can be hung outside the aquarium to save space. Easy to install, just add water to the filter tank and then start the power supply to drive the pump to pump water to avoid the pump burning dry. Note: Reducing the distance between the horizontal plane and the outlet to 0-2 cm reduces the flow noise of the water.
Adjustable flow/sterilisation switch: the UV external filter is equipped with a flow control valve that allows you to adjust the amount of water according to the needs of your aquarium. At the bottom there is a sterilisation switch that allows you to turn on the sterilisation function depending on the water quality to clean the water.
4-in-1 function: the waterfall filter combines filtration, sterilisation, oxygen supply and oil film cleaning in one. The design of the waterfall outlet is not only beautiful, but also improves the oxygen content in the pool and thus the growing conditions for fish and aquatic plants.

26,99 €
09

OMECO

OMECO 4-in-1 Aquarium Filter Pump 700 L/h with 9 W UVC Clarifier Internal Filter Aquarium Pump Water Pumps for Freshwater and Saltwater Basins, 150-300 L Aquarium Volume with Filter Material

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

UVC clarifier 9 W aquarium: UV filter aquarium inside by placing UVC clarifier pumps, some microorganisms are killed, the growth of algae and moss slows, inhibits the growth of viruses and achieves a healthy environment that corresponds to the growth of fish. Aquarium UVC clarifier can be switched on by a separate switch. (Warm tips: the UV lamp inside the air purifier is a consumption product with a life cycle, so we recommend that you replace the internal lamp after 6 months to avoid the product cannot be used efficiently.)
Quiet and easy to assemble: the aquarium filter pump with suction design can be mounted directly on the wall of the aquarium. UVC clarifier aquarium indoor air pump quiet, more stable engine running, suitable for fresh and sea water. 700L/H pump head can reach 0.7m. If you encounter product problems, please contact us in time. Our professional customer service will help you solve your problem quickly
Medium aquarium pool: aquarium pump inject additional oxygen through the oxygen injector, suitable for small and medium pools with water volume up to 175L-250L, aquarium filter pump is not suitable for large volume ponds. The maximum power of the water pump is 10 W, which can save energy and reduce emissions
90° ROTATING FILTER OUTLET With a rotating design, the water inlet is deliberately kept narrow to prevent young animals, shrimp or crabs from pumping into the aquarium filter. Also has an oxygen injector that delivers extra oxygen into the aquarium and creates a healthy environment for fish and aquatic plants
4-in-1 aquarium pump: the built-in filter pump in the aquarium filter continuously water for sterilisation, filtration, water pumping, oxygen increase. The aquarium filter pump is filtered a filter sponge and an organic quartz ball to effectively remove harmful substances in the water and clean the water aquarium

39,99 €
10

everfarel

everfarel Aquarium Filter with UVC 4-in-1 Adjustable Flow Hang on Filter 450L/h Waterfall Filter for 10-100L Aquariums

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8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Aquarium Outdoor Filter】Pump power: 5W, Germicidal lamp power: 3W, Total Power: 8W, Max. Delivery head: 0.6 m, max. Flow rate: 450L/H, suitable for freshwater and saltwater aquariums from 10 to 100L.

29,99 €