Best 3x Uvc Leuchte 7 2026

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Last Updated - 27.03.2026

Best Choice

01

Osaga

3x UVC Light 7 Watt PL G23 Replacement Fluorescent Tube Lamp UV-C Replacement Lamp

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9.8

Exceptional

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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THE LIGHT BULB
Osaga
3x UVC lamp 7 Watt PL G23 fluorescent tube lamp UV-C lamp

17,19 €
Value for Money

02

Oase

OASE 57111 Replacement Lamp UVC 7W - UVC Lamp - Fits BioSmart 5000, BioPress 4000, ClearTronic 7W, for Algae Control, White

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32% Off
9.7

Exceptional

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

Since the UVC clarifier with a power consumption of 7 watts is usually permanently in use, the effect can be achieved after approx. 8000 hours. decrease.
Safe killing of floating algae and harmful bacteria: the replacement lamp UVC is characterised by a high quality
Reliable light output for BioSmart 5000, BioPress 4000, ClearTronic 7 W
In order to guarantee the full performance of the UVC light waves, the UVC lamps should be replaced at regular intervals, ideally before the start of the season in spring
Best possible UVC output power in combination with ballast and quartz glass

15,99 € 23,45 €(32% Off off)
03

AffyBulb

AffyBulb 2 x 7W G23 PLS Replacement UV Light Bulb for Pond UVC Filter, Machine or Clarifier

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9.4

Excellent

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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Practical tips: ①Due to the sensitivity of the UVC light source to DNA, it is forbidden to directly illuminate people and animals and plants when using the product, or looking directly at the light source; ② When using any questions, you can advise us to answer our professional customer service online for you at any time.
Lamp Length: 115mm; Total Length: 137mm; Diameter: 12mm; Lamp Holder: G23-2 Pins
AffyBulb UVC replacement bulb to achieve a better disinfection and sterilisation effect, we choose a high-purity quartz glass tube, so that the UV permeability from 253.7 nm up to 95%, and the amalgam can adapt to the ambient temperature of -10~80°C to ensure that it still has stable UV output under different temperature conditions.
AffyBulb 2*7W PLS replacement bulb, built-in 220~240V anti-interference capacity, more stable output power UVC. Widely used in family, hospital, swimming pool, aquarium and aquaculture and other places of disinfection disinfection sterilisation.
Adopt cold cathode technology, independent research and development of the durable wick, extend the service time. Our products have passed CE certification and meet RoHS standards. Please make sure your lamp specifications match ours before you buy.

14,99 €
04

Philips

Philips TUV 7-Watt UV-C Germicidal Pond-Purifying Compact Lamp, PL-S

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9.2

Excellent

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

The lamp's glass tube filters out the 185 nm ozone-forming radiation.
Protective inner coating reduces deterioration of the UVC output.
Emits short-wave UV radiation with a peak value of 253.7 nm (UV-C) for sterilisation.
Compact, single-ended, low-pressure, mercury vapour discharge lamp.
7 W - Philips UVC light - TUV PL-S - G23.

11,10 €
05

Oase

OASE 57111 Replacement Lamp UVC 7W - UVC Lamp - Fits BioSmart 5000, BioPress 4000, ClearTronic 7W, for Algae Control, White

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32% Off
9.1

Excellent

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.

Show more
Main highlights

Since the UVC clarifier with a power consumption of 7 watts is usually permanently in use, the effect can be achieved after approx. 8000 hours. decrease.
Safe killing of floating algae and harmful bacteria: the replacement lamp UVC is characterised by a high quality
Reliable light output for BioSmart 5000, BioPress 4000, ClearTronic 7 W
In order to guarantee the full performance of the UVC light waves, the UVC lamps should be replaced at regular intervals, ideally before the start of the season in spring
Best possible UVC output power in combination with ballast and quartz glass

15,99 € 23,45 €(32% Off off)
06

Pondlife

Pondlife 2 x UVC 7 Watt PL replacement lamp for UVC device light bulbs

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9.0

Excellent

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

Power: 7 Watt, lamp socket: G23, length: 105 mm

12,17 €
07

AffyBulb

AffyBulb 7W G23 PLS Replacement UV Bulb for Pond UVC Filter, Machine or Clarifier

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8.9

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.

Show more
Main highlights

Practical tips: ①Due to the sensitivity of the UVC light source to DNA, it is forbidden to directly illuminate people and animals and plants when using the product, or looking directly at the light source; ② When using any questions, you can advise us to answer our professional customer service online for you at any time.
Lamp Length: 115mm; Total Length: 137mm; Diameter: 12mm; Lamp Holder: G23-2 Pins
AffyBulb UVC replacement bulb to achieve a better disinfection and sterilisation effect, we choose a high-purity quartz glass tube, so that the UV permeability from 253.7 nm up to 95%, and the amalgam can adapt to the ambient temperature of -10~80°C to ensure that it still has stable UV output under different temperature conditions.
AffyBulb 7W PLS replacement bulb, built-in 220~240V anti-interference capacity, more stable output power UVC. Widely used in family, hospital, swimming pool, aquarium and aquaculture and other places of disinfection disinfection sterilisation.
Adopt cold cathode technology, independent research and development of the durable wick, extend the service time. Our products have passed CE certification and meet RoHS standards. Please make sure your lamp specifications match ours before you buy.

8,99 €
08

Forever Speed

Forever Speed UVC Replacement Lamp Replacement Tube UV Bulb Tube for UVC Device (7 Watt G23)

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15% Off
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

Your solution for worry-free pond care. Less algae, better water quality and more time to enjoy your garden pond to the fullest.
With a lifespan of up to 8000 hours, it offers long-lasting and reliable performance. It provides clear, healthy pond water by effectively fighting algae and harmful germs.
To continuously maintain optimal UVC radiation and thus maintain clean water, we recommend replacing the bulb every six months. Make sure your UVC devices have the best performance.
Standard specifications: 7W power and G23 socket. This common format is the appropriate replacement solution for most UVC pond filters on the market.
Our UVC tube undergoes strict quality controls and is ozone-free. It is designed to ensure safe and efficient function in your pond filter system.

8,49 € 9,99 €(15% Off off)
09

WAGNER GREEN Alles für den Gartenteich

Wagner Green UVC Replacement Lamp Socket G23 PL-S Water Clarifier Bulb Lamp Pond Filter (7 Watt)

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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

We recommend replacing the UVC bulb optimally in preparation for the new pond season
Wagner Green Replacement UV UVC Bulb for Pond Filter and UV-C Clarifier with G23 Base
Reliable UVC performance and best possible UVC output performance
2-pin standard socket, suitable for many standard models

5,99 €
10

Osaga

Osaga - UV-C UV Light Lamp Tube 9 Watt UVC-9 PL G23 - Pack of 2 - Modern - Outdoor - 17 x 4 x 2 cm

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8.5

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

For efficient air, water and surface disinfection
For UVC pond filters and UVC pond clarifiers
Effective and environmentally friendly disinfection without chemicals
2 x UVC lamp 9 watts

14,90 €