Christmas SaleToday's sale ends

Best 3x Uvc Leuchte 7 - Holiday Sale

Advertising Disclosure

Last Updated - 15.12.2025

Best Choice

01

Osaga

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

Show more
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.

Show more
Main highlights

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

17,19 €
Value for Money

02

Marine Color

Marine Color 2 Pack 5W 7W 9W 11W 13W Replacement Bulb for UVC Pond Filter and Clarifier (7W)

Show more
9.5

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

Vialia replacement UV UVC bulbs for pond filters and clarifiers, UV PLS tubes, 253.7 nm UV performance for maximum sterilisation. Suitable for fish pond and aquarium filters. 12 months running time until replacement is required
Reliable light output for BioSmart 5000, BioPress 4000, ClearTronic 7 W. Safe killing of floating algae and harmful bacteria: The replacement lamp UVC is characterised by a high quality of the best possible UVC output power in combination with ballast and quartz glass. Since the UVC clarifier with a power consumption of 7 watts is usually permanently in use, the effect can be approx. approx. 8000 hours. decrease. 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
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. Lamp Length: 115mm; Total Length: 137mm; Diameter: 12mm; Lamp Holder: G23-2 Pins
7 watts approx. 135 cm (including base) (e.g. JBL Oae era Tetra Velda Gardena acem uperfih etc.) High-quality replacement lamp for UVC pond clarifiers. The wavelength of the UVC radiation is 2537 nm and has a killing effect on viruses bacteria and microorganimes (e.g. web algae). Standardised lamp base - fits in all makes. By using high-purity quartz glass, 92% of the UVC radiation generated in the lamp is emitted to the environment. Maximum operating time: approx. 8,000 hours (about 1 year) after that, the lamp must be submerged. The conduction loss of UVC radiation during the life time is approx. 20%.
2 x Bulbs 5W 7W 9W 11W 13W Ultraviolet UVC Replacement Lamp for Pond Filter and Clarifier 12 Month Warranty on All Bulbs - We recommend Cahnging after 12 months to maintain maximum UV output 253.7nm UV Output for Maximum Sterilization UV Tube PLS G23 7W Bulb 5W 7 W 9 W 11W 13W Ultraviolet UVC Replacement Lamp for Pond Filter and Clarifier

16,99 €
03

Pondlife

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

Show more
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.

Show more
Main highlights

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

11,04 €
04

AffyBulb

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

Show more
9.3

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

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.

9,99 €
05

Philips Lighting

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

Show more
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

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.

11,40 €
06

Koi- und Bonsaipark Herdecke

Koi- und Bonsaipark Herdecke UVC Replacement Lamp 7 Watt G23 Base Approx. 13.5 cm Total Length for Pond Clarifier

Show more
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.

Show more
Main highlights

Wide application: ideal for park ponds, fish ponds, fish tanks, small rock garden pools and other ecological environments
Technical data: G23 2-pin UVC disinfectant lamp with 11 W power, compact design, dimensions: 234 mm x 31 mm
Maintenance note: Changing the G23 UVC lamp every 12 months is recommended. It is suitable for various filters and ensures effective removal of algae and pollutants, creating a clean and healthy environment for the fish pond.
Effective Disinfection The 7W G23 UVC lamp provides cleaning, disinfection and filtering, reduces algae growth and inhibits the reproduction of bacteria.
Easy installation: thanks to the 2-pin G23 socket. To extend the service life, it is recommended to use gloves or paper towels during installation to avoid skin contact.

9,99 €
07

WAGNER GREEN Alles für den Gartenteich

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

Show more
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

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 €
08

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

Show more
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.

Show more
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 €
09

Osram

Osram HNS S/E 2G7 7 Watt Puritec Germicidal Ultraviolet Lamps

Show more
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.

Show more
Main highlights

Osram Lamps Sharxs HTI 700 W, D4/75 SFC10-4 VS1 A47059F022G
Low mercury content
Lamps
Efficient disinfection of air, water and surfaces
Effective and environmentally friendly disinfection without chemicals
Dominant wavelength: 254nm (OFR version)
Areas of application: polymerisation of blue-sensitive plastics, adhesives, varnishes and paints (blue) curing of plastics (blue UVA)
Application: radiation for sterilization

10,52 €
10

Osaga

Osaga UVC Pond Clarification Lamp 7 W G23, High Quality Replacement Lamp, 2537 nm, 92% UVC Radiation, Maximum Operating Time 8000 Hours, Pack of 1

Show more
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.

Show more
Main highlights

7 watts approx. 135 cm (including base) (e.g. JBL Oae era Tetra Velda Gardena acem uperfih etc.) High-quality replacement lamp for UVC pond clarifiers. The wavelength of the UVC radiation is 2537 nm and has a killing effect on viruses bacteria and microorganimes (e.g. web algae). Standardised lamp base - fits in all makes. By using high-purity quartz glass, 92% of the UVC radiation generated in the lamp is emitted to the environment. Maximum operating time: approx. 8,000 hours (about 1 year) after that, the lamp must be submerged. The conduction loss of UVC radiation during the life time is approx. 20%.

9,49 €