10 Best Saltwater Aquarium Lights 2025: According to Reviews | Chewy

The 10 Best Saltwater Aquarium Lights

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How we created this saltwater aquarium light list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best saltwater aquarium light.
We scanned thousands of customer reviews and ratings and scored each product based on its performance against each of the key considerations. We then considered how popular a product is with Chewy customers and combined that with its key consideration scores to create the list of the best saltwater aquarium lights.

Key saltwater aquarium light considerations

Durability and Longevity

Heat Management

Intensity and Coverage

Light Spectrum

1
Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in
Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in
Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in
Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in
Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in
Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in
Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in
Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in

Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in

Rated 4.8 out of 5 stars
26
$28.49Chewy Price
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Durability and Longevity

4.8/5
Excellent

Heat Management

4.8/5
Excellent

Intensity and Coverage

4.8/5
Excellent

Light Spectrum

4.8/5
Excellent

Is this saltwater aquarium light right for my pet?

Material

Plastic

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Betta, Cichlid, Goldfish...
2
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal
Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal

Lifegard Full Spectrum 2.5-in Clip-on USB LED Light, Black, 5-gal

Rated 4.3 out of 5 stars
18
$10.39Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Durability and Longevity

4.2/5
Great

Heat Management

4.4/5
Great

Intensity and Coverage

4.5/5
Great

Light Spectrum

4.4/5
Great

Is this saltwater aquarium light right for my pet?

Material

Plastic, Coated Metal

Aquarium Type

Freshwater

Capacity (Max)

Up to 5 Gallons

Fish Type

Marine Fish, Tropical Freshwater
3
AA Aquarium Green Killing Machine 24 Watt Replacement Bulb
AA Aquarium Green Killing Machine 24 Watt Replacement Bulb
AA Aquarium Green Killing Machine 24 Watt Replacement Bulb

AA Aquarium Green Killing Machine 24 Watt Replacement Bulb

Rated 4.4 out of 5 stars
28
$39.99Chewy Price
($39.99/ea)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Durability and Longevity

4.1/5
Great

Heat Management

4.4/5
Great

Intensity and Coverage

4.5/5
Great

Light Spectrum

3.9/5
Good

Is this saltwater aquarium light right for my pet?

Aquarium Type

Saltwater, Freshwater

Fish Type

Tropical Freshwater, Marine Fish
4
Marineland Hidden LED Aquarium Strip Light, 21-in
Marineland Hidden LED Aquarium Strip Light, 21-in
Marineland Hidden LED Aquarium Strip Light, 21-in
Marineland Hidden LED Aquarium Strip Light, 21-in
Marineland Hidden LED Aquarium Strip Light, 21-in

Marineland Hidden LED Aquarium Strip Light, 21-in

Rated 4.1 out of 5 stars
24
$34.69Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Durability and Longevity

4.1/5
Great

Heat Management

4.1/5
Great

Intensity and Coverage

4.3/5
Great

Light Spectrum

4.4/5
Great

Is this saltwater aquarium light right for my pet?

Material

Plastic

Aquarium Type

Saltwater, Freshwater

Fish Type

Tropical Freshwater
5
Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in
Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in
Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in
Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in
Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in
Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in
Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in
Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in

Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in

Rated 4.4 out of 5 stars
11
$40.14Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Durability and Longevity

4.7/5
Excellent

Heat Management

4.4/5
Great

Intensity and Coverage

4.5/5
Great

Light Spectrum

4.5/5
Great

Is this saltwater aquarium light right for my pet?

Aquarium Type

Saltwater, Freshwater

Fish Type

Marine Fish, Tropical Freshwater
6
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in
Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in

Coralife Seascape Incandescent SMART LED Light Fixture, Black, 18 to 24-in

Rated 4.8 out of 5 stars
4
$134.99Chewy Price
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Durability and Longevity

4.7/5
Excellent

Heat Management

4.7/5
Excellent

Intensity and Coverage

4.7/5
Excellent

Light Spectrum

4.7/5
Excellent

Is this saltwater aquarium light right for my pet?

Material

Plastic

Aquarium Type

Saltwater

Fish Type

Marine Fish, Marine Invertebrate
7
GloFish LED White & Blue Light Stick, 13-in, 1 count

GloFish LED White & Blue Light Stick, 13-in, 1 count

Rated 4.6 out of 5 stars
9
$32.89Chewy Price
($32.89/ea)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Durability and Longevity

4.7/5
Excellent

Heat Management

4.7/5
Excellent

Intensity and Coverage

4.6/5
Excellent

Light Spectrum

4.7/5
Excellent

Is this saltwater aquarium light right for my pet?

Material

Plastic

Aquarium Type

Freshwater, Saltwater

Fish Type

Marine Fish
8
AA Aquarium Green Killing Machine 9 Watt Replacement Bulb
AA Aquarium Green Killing Machine 9 Watt Replacement Bulb

AA Aquarium Green Killing Machine 9 Watt Replacement Bulb

Rated 4 out of 5 stars
25
$34.99Chewy Price
($34.99/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Durability and Longevity

4.3/5
Great

Heat Management

4.3/5
Great

Intensity and Coverage

4.5/5
Great

Light Spectrum

3.5/5
Good

Is this saltwater aquarium light right for my pet?

Aquarium Type

Saltwater, Freshwater

Fish Type

Tropical Freshwater, Marine Fish
9
Aqueon LED Aquarium Light Fixture, 30-in
Aqueon LED Aquarium Light Fixture, 30-in
Aqueon LED Aquarium Light Fixture, 30-in
Aqueon LED Aquarium Light Fixture, 30-in
Aqueon LED Aquarium Light Fixture, 30-in
Aqueon LED Aquarium Light Fixture, 30-in
Aqueon LED Aquarium Light Fixture, 30-in
Aqueon LED Aquarium Light Fixture, 30-in

Aqueon LED Aquarium Light Fixture, 30-in

Rated 4.1 out of 5 stars
23
$96.99Chewy Price
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Durability and Longevity

4.6/5
Excellent

Heat Management

4.6/5
Excellent

Intensity and Coverage

4.6/5
Excellent

Light Spectrum

4.6/5
Excellent

Is this saltwater aquarium light right for my pet?

Material

Plastic

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Marine Fish
10
Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X
Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X
Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X
Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X
Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X
Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X
Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X
Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X

Coralife Turbo Twist UV Replacement Aquarium Lamp, 18-Watt, Size 6X

Rated 4.4 out of 5 stars
8
$34.99Chewy Price
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Durability and Longevity

4.6/5
Excellent

Heat Management

4.5/5
Great

Intensity and Coverage

4.4/5
Great

Light Spectrum

4.5/5
Great

Is this saltwater aquarium light right for my pet?

Material

Plastic

Aquarium Type

Saltwater

Fish Type

Tropical Freshwater