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Best Fish Tank Light Bulb 590mm Aqua Blue of 2026
Last updated on 24/02/2026
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1
iQuatics Juwel Compatible Aquarium Fluorescent Light Bulb T5 (3 Pack), Tropical, 45w 895mm 36"
iQuatics
Why we love it
Enhances fluorescent coral colors.
Promotes coral and plant growth.
High output for deep tanks.
Main Highlights
COLOUR ENHANCEMENT – Our aquarium lighting bulbs have specifically selected phosphors to enhance the fluorescent colours in your corals for a vibrant fish tank.
NOT LED - These Tubes are flourecent T5 tubes, they do not work with the Juwel Multilux LED system
PROMOTES CORAL & PLANT GROWTH – Ideal for growth, this fluorescent lighting creates the perfect environment to allow a wide range of corals and plants to flourish.
HIGH OUTPUT – This efficient aquarium light bulb has a high output for great intensity and deeper penetration, for highly effective illumination even in the deepest tanks.
EXPERT CUSTOMER SERVICE – We ensure you are supported 100% of the way, offering industry leading customer service and after sales support for your tropical fish lighting.
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9.8
Exceptional
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9.8
Exceptional
iQuatics
iQuatics Juwel Compatible Aquarium Fluorescent Light Bulb T5 (3 Pack), Tropical, 45w 895mm 36"
Check Price
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Why we love it
Enhances fluorescent coral colors.
Promotes coral and plant growth.
High output for deep tanks.
Main Highlights
COLOUR ENHANCEMENT – Our aquarium lighting bulbs have specifically selected phosphors to enhance the fluorescent colours in your corals for a vibrant fish tank.
NOT LED - These Tubes are flourecent T5 tubes, they do not work with the Juwel Multilux LED system
PROMOTES CORAL & PLANT GROWTH – Ideal for growth, this fluorescent lighting creates the perfect environment to allow a wide range of corals and plants to flourish.
HIGH OUTPUT – This efficient aquarium light bulb has a high output for great intensity and deeper penetration, for highly effective illumination even in the deepest tanks.
EXPERT CUSTOMER SERVICE – We ensure you are supported 100% of the way, offering industry leading customer service and after sales support for your tropical fish lighting.
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Value for Money
2
SEAOURA Led Aquarium Light for Plants-Full Spectrum Fish Tank Light with Timer Auto On/Off, Adjustable Brightness, White Blue Red Green Pink LEDs with Extendable Brackets for Freshwater (91-106cm)
SEAOURA
Why we love it
Customizable color and brightness.
Promotes fish and plant growth.
Retains settings after power failure.
Main Highlights
★[DIY MODE]: Time, Colour and Brightness 3 setting choose. Timing (Timer control key): 3 choices timer running for 6 hours, or 10 hours, or 12 hours; Brightness/On-Off key: 10 level brightness and Switch function. Colour(W/B key): 3 colour modes choose, All lights on, White/Red/Green/Pink, Only Blue
★[Full Spectrum Aquarium Light]: With full spectrum lighting, which is helpful fish and aquatic plants growth, fit for all fresh water tanks. The controller is very simple and no complicated operations. Suitable for all starters to experienced fish tank lovers to use
★[High-quality Led& High CRI]: Using high-quality SMD2835 led chips. 6500k white light, red light, pink light, green light and blue light, the light is very soft and beautiful, and the colour rendering index is up to 89%, which is similar to natural light
★[5 columns of Led Chips, Extendable Metal Bracket]: Compared with other tank lights, up to 5 columns of led chips, they are more compact and beautiful. Good heat dissipation of the ABS shell. Use the stable and durable metal bracket, adjustable extendable bracket fit for most gallon tanks
★[Memory function]: In case of power failure, the setting remains the same as before, and the start time will restart counting after the power is turned on. PS: The light rises slowly in 15 minutes and gradually decreases in the last 15 minutes. It is very friendly to fish. You can easily to install this led fish tank light on most of glass or acrylic aquarium tanks, with transparent hood/lid or no, with rims or rimless
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9.6
Superb
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9.6
Superb
SEAOURA
SEAOURA Led Aquarium Light for Plants-Full Spectrum Fish Tank Light with Timer Auto On/Off, Adjustable Brightness, White Blue Red Green Pink LEDs with Extendable Brackets for Freshwater (91-106cm)
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Why we love it
Customizable color and brightness.
Promotes fish and plant growth.
Retains settings after power failure.
Main Highlights
★[DIY MODE]: Time, Colour and Brightness 3 setting choose. Timing (Timer control key): 3 choices timer running for 6 hours, or 10 hours, or 12 hours; Brightness/On-Off key: 10 level brightness and Switch function. Colour(W/B key): 3 colour modes choose, All lights on, White/Red/Green/Pink, Only Blue
★[Full Spectrum Aquarium Light]: With full spectrum lighting, which is helpful fish and aquatic plants growth, fit for all fresh water tanks. The controller is very simple and no complicated operations. Suitable for all starters to experienced fish tank lovers to use
★[High-quality Led& High CRI]: Using high-quality SMD2835 led chips. 6500k white light, red light, pink light, green light and blue light, the light is very soft and beautiful, and the colour rendering index is up to 89%, which is similar to natural light
★[5 columns of Led Chips, Extendable Metal Bracket]: Compared with other tank lights, up to 5 columns of led chips, they are more compact and beautiful. Good heat dissipation of the ABS shell. Use the stable and durable metal bracket, adjustable extendable bracket fit for most gallon tanks
★[Memory function]: In case of power failure, the setting remains the same as before, and the start time will restart counting after the power is turned on. PS: The light rises slowly in 15 minutes and gradually decreases in the last 15 minutes. It is very friendly to fish. You can easily to install this led fish tank light on most of glass or acrylic aquarium tanks, with transparent hood/lid or no, with rims or rimless
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3
Pawfly 28 W Aquarium LED Light for 90 to 120 cm Fish Tanks Extendable Fish Tank Light with Full Spectrum Brilliant White Blue Red Lights with Daytime & Night Modes and Adjustable Brightness
Pawfly
Why we love it
Customizable brightness for various needs.
Simulates natural sunrise and sunset.
Durable design ensures long-lasting use.
Main Highlights
6 Intensity Levels: Daytime Mode (all lights are on): Press the W button to control the brightness of white and red lights and press the B button to control that of the blue light. Night Mode (only blue light is on): Press the B button to adjust the luminance.
2 Lighting Modes: Short press the M button repeatedly on the fish tank light to switch between daytime and night modes. Hold the M button for 3 seconds to turn all lights off, which simulates sunrise and sunset. Adjust the light brightness freely to give your fish a regular lifestyle.
Full Spectrum: The fish tank light contains 6500 K white light, 450 nm blue light and 660 nm red light. LUX: 4500; PAR: 92; CRI: 92. The vivid lights can reproduce the real colors of objects to relieve the visual fatigue, and thus improve the comfort of the environment. Bright LED aquarium lighting can make your tank look like part of oceans.
Heavy-duty Design: The clear board of the aquarium light is strictly sealed with silicone to keep out moisture or droplets. Solid aluminum shell can accelerate heat dissipation. The long-lasting bulbs and ETL-certified adapter ensure safe and continuous lighting.
For 90 to 120 cm Tanks: With an extendable bracket (min length: up to 88 cm; max length: up to 132 cm), the LED aquarium light always stays steady on the fish tank.
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9.5
Superb
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9.5
Superb
Pawfly
Pawfly 28 W Aquarium LED Light for 90 to 120 cm Fish Tanks Extendable Fish Tank Light with Full Spectrum Brilliant White Blue Red Lights with Daytime & Night Modes and Adjustable Brightness
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Show More
Why we love it
Customizable brightness for various needs.
Simulates natural sunrise and sunset.
Durable design ensures long-lasting use.
Main Highlights
6 Intensity Levels: Daytime Mode (all lights are on): Press the W button to control the brightness of white and red lights and press the B button to control that of the blue light. Night Mode (only blue light is on): Press the B button to adjust the luminance.
2 Lighting Modes: Short press the M button repeatedly on the fish tank light to switch between daytime and night modes. Hold the M button for 3 seconds to turn all lights off, which simulates sunrise and sunset. Adjust the light brightness freely to give your fish a regular lifestyle.
Full Spectrum: The fish tank light contains 6500 K white light, 450 nm blue light and 660 nm red light. LUX: 4500; PAR: 92; CRI: 92. The vivid lights can reproduce the real colors of objects to relieve the visual fatigue, and thus improve the comfort of the environment. Bright LED aquarium lighting can make your tank look like part of oceans.
Heavy-duty Design: The clear board of the aquarium light is strictly sealed with silicone to keep out moisture or droplets. Solid aluminum shell can accelerate heat dissipation. The long-lasting bulbs and ETL-certified adapter ensure safe and continuous lighting.
For 90 to 120 cm Tanks: With an extendable bracket (min length: up to 88 cm; max length: up to 132 cm), the LED aquarium light always stays steady on the fish tank.
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4
Interpet Eco-Max Led Bright Light, Plant Growth, Day & Night Mode, Blue & White LEDs, 90cm, for Aquariums up to 115Cm
Interpet
Why we love it
Economical to run efficiently.
Stimulates healthy plant growth.
Day and night mode.
Main Highlights
ECONOMICAL TO RUN - The Eco-Max Led Bright Light is very low wattage and economical to run
SUBMERSIBLE WATERPROOF DESIGN - Reliable, low voltage, safe and fully waterproof IPX12
CHOICE OF FITTINGS - This can be fitted to the aquarium hood with adhesive pads, glue or screws, or under water using suckers (fittings included)
STIMULATES HEALTHY PLANT GROWTH - The Eco-Max LED lighting system stimulates lush plant growth without encouraging algae
DAY AND NIGHT MODE - Switch from day to night mode with a flick of the switch and marvel at the soft blue lights which will illuminate your tank without disturbing its inhabitants
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9.4
Superb
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9.4
Superb
Interpet
Interpet Eco-Max Led Bright Light, Plant Growth, Day & Night Mode, Blue & White LEDs, 90cm, for Aquariums up to 115Cm
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Show More
Why we love it
Economical to run efficiently.
Stimulates healthy plant growth.
Day and night mode.
Main Highlights
ECONOMICAL TO RUN - The Eco-Max Led Bright Light is very low wattage and economical to run
SUBMERSIBLE WATERPROOF DESIGN - Reliable, low voltage, safe and fully waterproof IPX12
CHOICE OF FITTINGS - This can be fitted to the aquarium hood with adhesive pads, glue or screws, or under water using suckers (fittings included)
STIMULATES HEALTHY PLANT GROWTH - The Eco-Max LED lighting system stimulates lush plant growth without encouraging algae
DAY AND NIGHT MODE - Switch from day to night mode with a flick of the switch and marvel at the soft blue lights which will illuminate your tank without disturbing its inhabitants
Show More
5
BlueBay Aquatics Arcadia Generation 2 T5 LED Aquarium Tube Bulb Lamp Light Juwel - Marine Blue 24w 590mm + Thermometer
BlueBay Aquatics
Why we love it
New and improved Generation 2.
High energy Actinic light.
Energy-efficient with intense light.
Main Highlights
New and improved Generation 2
Contains high energy Actinic light.
3 different blue LEDs.
Uses 1/3 electricity & Light 2 times more intense
Marine Blue | 590mm | 24w | JUWEL Compatible
Show More
9.2
Superb
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9.2
Superb
BlueBay Aquatics
BlueBay Aquatics Arcadia Generation 2 T5 LED Aquarium Tube Bulb Lamp Light Juwel - Marine Blue 24w 590mm + Thermometer
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Why we love it
New and improved Generation 2.
High energy Actinic light.
Energy-efficient with intense light.
Main Highlights
New and improved Generation 2
Contains high energy Actinic light.
3 different blue LEDs.
Uses 1/3 electricity & Light 2 times more intense
Marine Blue | 590mm | 24w | JUWEL Compatible
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6
iQuatics Aquarium Marine/Tropical Fish Tank Fluorescent Light Bulb T5 (3 Pack), Aqua Blue 50:50, 39w 850mm 34"
iQuatics
Why we love it
Vibrant fish tank colors.
Promotes coral growth.
Expert customer service.
Main Highlights
UNIQUE VIOLET-HUED SPECTRUM – The unique violet hued spectrum of this aquarium tube highlights red, purples and pinks for a vibrant fish tank!
PROMOTES CORAL GROWTH – Ideal for coral growth, this tropical fish lighting creates light wavelengths within the range of photosynthesis.
COMPATIBLE – Use this fish light tube alongside our blue range to increase the blue light content for perfect coral growth.
HIGH OUTPUT – This efficient fish tank bulb has a high output for great intensity and deeper penetration, perfect for replicating shallow corals light intensity.
EXPERT CUSTOMER SERVICE – We ensure you are supported 100% of the way, offering industry leading customer service and after sales support for your aquarium lighting.
Show More
9.1
Superb
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9.1
Superb
iQuatics
iQuatics Aquarium Marine/Tropical Fish Tank Fluorescent Light Bulb T5 (3 Pack), Aqua Blue 50:50, 39w 850mm 34"
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Show More
Why we love it
Vibrant fish tank colors.
Promotes coral growth.
Expert customer service.
Main Highlights
UNIQUE VIOLET-HUED SPECTRUM – The unique violet hued spectrum of this aquarium tube highlights red, purples and pinks for a vibrant fish tank!
PROMOTES CORAL GROWTH – Ideal for coral growth, this tropical fish lighting creates light wavelengths within the range of photosynthesis.
COMPATIBLE – Use this fish light tube alongside our blue range to increase the blue light content for perfect coral growth.
HIGH OUTPUT – This efficient fish tank bulb has a high output for great intensity and deeper penetration, perfect for replicating shallow corals light intensity.
EXPERT CUSTOMER SERVICE – We ensure you are supported 100% of the way, offering industry leading customer service and after sales support for your aquarium lighting.
Show More
7
iQuatics Aquarium Tropical Fish Tank Fluorescent Light Bulb T5 (3 Pack), Aqua Blue 50:50, 80w 1450mm 58”
iQuatics
3% Off
Why we love it
Vibrant colors enhance aquarium beauty.
Promotes healthy coral growth.
Expert customer service support.
Main Highlights
UNIQUE VIOLET-HUED SPECTRUM – The unique violet hued spectrum of this aquarium tube highlights red, purples and pinks for a vibrant fish tank!
PROMOTES CORAL GROWTH – Ideal for coral growth, this tropical fish lighting creates light wavelengths within the range of photosynthesis.
COMPATIBLE – Use this fish light tube alongside our blue range to increase the blue light content for perfect coral growth.
HIGH OUTPUT – This efficient fish tank bulb has a high output for great intensity and deeper penetration, perfect for replicating shallow corals light intensity.
EXPERT CUSTOMER SERVICE – We ensure you are supported 100% of the way, offering industry leading customer service and after sales support for your aquarium lighting.
Show More
8.9
Excellent
Check Price
8.9
Excellent
iQuatics
iQuatics Aquarium Tropical Fish Tank Fluorescent Light Bulb T5 (3 Pack), Aqua Blue 50:50, 80w 1450mm 58”
3% Off
Check Price
Show More
Why we love it
Vibrant colors enhance aquarium beauty.
Promotes healthy coral growth.
Expert customer service support.
Main Highlights
UNIQUE VIOLET-HUED SPECTRUM – The unique violet hued spectrum of this aquarium tube highlights red, purples and pinks for a vibrant fish tank!
PROMOTES CORAL GROWTH – Ideal for coral growth, this tropical fish lighting creates light wavelengths within the range of photosynthesis.
COMPATIBLE – Use this fish light tube alongside our blue range to increase the blue light content for perfect coral growth.
HIGH OUTPUT – This efficient fish tank bulb has a high output for great intensity and deeper penetration, perfect for replicating shallow corals light intensity.
EXPERT CUSTOMER SERVICE – We ensure you are supported 100% of the way, offering industry leading customer service and after sales support for your aquarium lighting.
Show More
8
Juwel Aquarium 86825 LED Nature 6500K, 590 mm - Tube, JU86825NET, Colorful
Juwel Aquarium
Why we love it
Warm, natural light enhances ambiance.
Promotes healthy plant growth effectively.
Energy-efficient, saving up to 50%.
Main Highlights
Warm, natural light
Promotes photosynthesis in plants
Up to 50% energy savings compared to T5
Real glass LED tubes
LED tubes 590 mm long and 16 mm diameter
Note: LED tubes can only be operated in LED lights. There is no compatibility with older lighting techniques.
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8.8
Excellent
Check Price
8.8
Excellent
Juwel Aquarium
Juwel Aquarium 86825 LED Nature 6500K, 590 mm - Tube, JU86825NET, Colorful
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Show More
Why we love it
Warm, natural light enhances ambiance.
Promotes healthy plant growth effectively.
Energy-efficient, saving up to 50%.
Main Highlights
Warm, natural light
Promotes photosynthesis in plants
Up to 50% energy savings compared to T5
Real glass LED tubes
LED tubes 590 mm long and 16 mm diameter
Note: LED tubes can only be operated in LED lights. There is no compatibility with older lighting techniques.
Show More
9
VARMHUS LED Aquarium Light, Color Changing Submersible Fish Tank Light with Timer for Sunrise and Sunset (92cm, Blue+White)
VARMHUS
Why we love it
Simulates natural light cycles.
Super bright and energy-saving.
Durable and waterproof design.
Main Highlights
Sunrise and Sunset - Our fish tank lighting equipped with a 24-hour aquarium light timer, which simulates sunrise and sunset. Adjust the light brightness freely to give your fish a regular lifestyle.
3 Colors Changing-- 3 Colors can be changed: Blue, Whit and Blue with White. High-quality 5050 SMD LED beads make the light super bright (makes the fish tank light 20% brighter than others) , energy-saving and color-stable to show your aquatic plants, corals or amazing fish. It's great for night viewing.
Waterproof--With waterproof IP67 rating, this LED light Bar could be submerged entirely under or above the water. And the explosion protection acrylic glass give a more clear and safer light for your aquariums.
Multi-Size--We offer different size for different fish tank type. Can be widely used in fish tanks, cisterns, rockeries, pet cages and others. Bright LED aquarium lighting can make your tank look like part of oceans, and your fish and reptiles seen where they're swimming or moving.
Easy to Use-- Firm suction cup is comfortable and essential. Rubber protective cap to prevent collision and damage. Made of a highly transparent and explosion-proof acrylic lampshade, it is durable and easy to clean.
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8.7
Excellent
Check Price
8.7
Excellent
VARMHUS
VARMHUS LED Aquarium Light, Color Changing Submersible Fish Tank Light with Timer for Sunrise and Sunset (92cm, Blue+White)
Check Price
Show More
Why we love it
Simulates natural light cycles.
Super bright and energy-saving.
Durable and waterproof design.
Main Highlights
Sunrise and Sunset - Our fish tank lighting equipped with a 24-hour aquarium light timer, which simulates sunrise and sunset. Adjust the light brightness freely to give your fish a regular lifestyle.
3 Colors Changing-- 3 Colors can be changed: Blue, Whit and Blue with White. High-quality 5050 SMD LED beads make the light super bright (makes the fish tank light 20% brighter than others) , energy-saving and color-stable to show your aquatic plants, corals or amazing fish. It's great for night viewing.
Waterproof--With waterproof IP67 rating, this LED light Bar could be submerged entirely under or above the water. And the explosion protection acrylic glass give a more clear and safer light for your aquariums.
Multi-Size--We offer different size for different fish tank type. Can be widely used in fish tanks, cisterns, rockeries, pet cages and others. Bright LED aquarium lighting can make your tank look like part of oceans, and your fish and reptiles seen where they're swimming or moving.
Easy to Use-- Firm suction cup is comfortable and essential. Rubber protective cap to prevent collision and damage. Made of a highly transparent and explosion-proof acrylic lampshade, it is durable and easy to clean.
Show More
10
Juwel Aquarium - LED Marine 590 mm - Suitable for MultiLux LED - Emergency Light 70/80 cm
Juwel Aquarium
Why we love it
Brilliant white light enhancement.
Promotes coral growth effectively.
Real glass for durability.
Main Highlights
Only suitable for MultiLux LED. Not compatible with T5 backup lights.
Brilliant white light with 14000 Kelvin
Ideal for saltwater aquariums
Promotes coral growth
Ideal for combining with LED Blue
Real glass LED tube
Light sources that have a photosynthetic efficiency > 1.2 μmol/J and/or emit at least 25% of the total radiation power of the range 250-800 nm in the range between 700 and 800 nm and are intended for use in horticulture.
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8.7
Excellent
Check Price
8.7
Excellent
Juwel Aquarium
Juwel Aquarium - LED Marine 590 mm - Suitable for MultiLux LED - Emergency Light 70/80 cm
Check Price
Show More
Why we love it
Brilliant white light enhancement.
Promotes coral growth effectively.
Real glass for durability.
Main Highlights
Only suitable for MultiLux LED. Not compatible with T5 backup lights.
Brilliant white light with 14000 Kelvin
Ideal for saltwater aquariums
Promotes coral growth
Ideal for combining with LED Blue
Real glass LED tube
Light sources that have a photosynthetic efficiency > 1.2 μmol/J and/or emit at least 25% of the total radiation power of the range 250-800 nm in the range between 700 and 800 nm and are intended for use in horticulture.
Show More
