Best Aquarium Lights Deals Online in the UK (24 Deals Found)

Last Updated - 29/10/2026 Sort By:

Best Choice
VARMHUS

New
VARMHUS LED Aquarium Light, Color Changing Submersible Fish Tank Light with Timer for Sunrise and Sunset (18cm, Blue+Whi
Sunrise and Sunset - Our fish tank lighting equipped with a 24-hour aquarium light timer, which simulates sunrise and su

£10.99
Best Value
NEOAQLUX

New
NEOAQLUX 24/7 LED Aquarium Light for 30-45cm Plant & Fish Tank, 12-Color & Gradient & Full Spectrum with Auto On/Off IP6
🐠Full Spectrum & 12 Color Options with Gradient Mode: Featuring high-quality 5050 & 2835 LEDs, this aquarium light offe

£13.72 £16.14
New
Aquarium Fish Tank Submersible LED Light Lamp Tube Bar White & Blue - UK Plug
These LED light units can be mounted in the hood of the aquarium to illuminate the tank from above, or alternatively, th

£15.99
15% Off
NEOAQLUX

New
NEOAQLUX 24/7 LED Aquarium Light for 46-60cm Plant & Fish Tank, 12-Color & Gradient & Full Spectrum with Auto On/Off IP6
🐠Full Spectrum & 12 Color Options with Gradient Mode: Featuring high-quality 5050 & 2835 LEDs, this aquarium light offe

£20.39 £23.99
New
Aquarium Fish Tank Submersible LED Light Lamp Tube Bar White & Blue - UK Plug
Designed for compatible fish tanks and supplied with a UK plug.

£12.99
SEAOURA

New
SEAOURA Submersible Aquarium Light for Fish Tank with Timer, 28CM
★DIY MODE: Time, Colour and Brightness 3 setting choose. Timing(Timer control key): Built-in timer for 6 hours, 10 hours

£16.99
SEAOURA

New
SEAOURA Led Aquarium Light for Plants-Full Spectrum Fish Tank Light with Timer Auto On/Off, Adjustable Brightness, White
★[DIY MODE]: Time, Colour and Brightness 3 setting choose. Timing (Timer control key): 3 choices timer running for 6 hou

£16.99
New
30-115CM Aquarium Fish Tank LED Light Over-Head Full Spectrum Plant Lighting NEW
Description: ☆ The light is full spectrum ☆ Full-spectrum light is the electromagnetic spectrum covering from infrared t

£29.80
VARMHUS

New
VARMHUS Submersible LED Aquarium Light,Fish Tank Light with Remote Controller&APP Control,DIY Full Spectrum Optional Col
【Smart Bluetooth Connection and Timed】Fully full Bluetooth enable application, which allows you to choose from 16 millio

£14.99
New
hygger 42W 24/7 Lighting Aquarium LED Sunrise-Daylight-Moonlight Mode (RRP£79.99
Sunrise (Gradient Orange): 6 AM – 8 AM.

£50.00
SEAOURA

New
SEAOURA Led Aquarium Plant Light for Fish Tank, Auto On Off Timer 48CM | Led Aquarium Plant Light for Freshwater, 10 Bri
★DIY MODE: Time, Colour and Brightness 3 setting choose. Timing(Timer control key): Built-in timer for 6 hours, 10 hours

£24.99
SEAOURA

New
SEAOURA Led Aquarium Light with Timer, Fish Tank Light for Plants 38CM
★DIY MODE: Time, Colour and Brightness 3 setting choose. Timing(Timer control key): Built-in timer for 6 hours, 10 hours

£19.99
New
Aquarium LED Lights Air Bubble Diffuser Light Bar Waterproof Fish Tank Light
Fish Tank Light Waterproof Aquarium LED Lights Air Bubble Diffuser Light Bar.

£17.99
SEAOURA

New
SEAOURA Submersible Aquarium Lights for Fish Tank with Timer, 24/7 Cycle
24/7 Cycle Mode: Our aquarium light features an advanced design that allows you to PREVIEW the color and intensity of th

£23.99
New
15W Aquarium LED Light - FishTank Adjustable Focus Spotlight - Plant Grow Lamp
The 15W Aquarium LED Light by lominie is a high-quality and energy-efficient lighting solution for fish tanks and aquari

£15.00
AQQA

New
AQQA Fish Tank Light, Full Spectrum Aquarium Lights Clip on for 30-40cm | 24/7 mode, clip on fish tank light, adjustable
HIGH QUALITY AQUARIUM LIGHT - The widened and thickened aluminum shell is more beautiful and durable; Wider surface make

£27.99
New
Lominie LED Aquarium Light for Fish Tanks,30W Freshwater Fish Tank Light
The Lominie LED Aquarium Light for Fish Tanks is a high-quality, energy-efficient lighting solution designed for freshwa

£40.00
New
Interpet Eco-Max LED Aquarium Light Unit 3W 1"-36cm Submersible Day/Night
Interpet Eco-Max LED Aquarium Light Unit 3W 1"-36cm Submersible Day/Night

£10.79
New
AQQA 30W LED Aquarium Light Full Spectrum 24/7 Mode Clip On Fish Tank Lamp AQ061
The AQQA 30W LED Aquarium Light is a high-quality fish tank lamp designed for all water types.

£26.70
New
Aquarium Light for Plants, 11 W Fish Tank Light, Full Spectrum Aquarium Lights f
Proper lighting levels help reduce algae growth.

£22.13
New
Interpet Triple Bright Light Submergable LED Aquarium Light 750 mm wide
The Interpet Triple Bright Light is a high-intensity LED aquarium light designed for fish tanks.

£37.10
New
Zetlight Aquarium Plant Light 42 LED 6500K Fish Tank Lighting adjustable 46-72cm
Zetlight 6500k Aquarium Plant Light.

£49.99
New
AQQA Fish Tank Light, Full Spectrum Aquarium Lights Clip on for 30-40cm
HIGH QUALITY AQUARIUM LIGHT - The widened and thickened aluminum shell is more beautiful and durable; Wider surface make

£37.99
New
Submersible Aquarium Light Underwater RGB Multicolour LED Lights for Fish Tank
Choose from multiple length options to find the perfect fit for your tank.

£28.99

24 Aquarium Lights deals are available from: Amazon, eBay stores, starting from £10.79.
The biggest discount we found is 15% on NEOAQLUX 24/7 LED Aquarium Light for 46-60cm Plant & Fish Tank, 12-Color & Gradient & Full Spectrum with Auto On/Off IP68, Brightness, Sunrise-Daylight-Moonlight, Extendable Brackets for Freshwater at Amazon.
The lowest price we found is £10.79 while the highest is £50.00.
Prices for the best Aquarium Lights deals average at £24.44.
Last updated on October 29, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Aquarium Lights.