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Deal.ai › Fluval
Fluval
Fluval Reef 4.0 LED

Fluval Reef 4.0 LED

4.5(4 ratings)

Best price now

$171.99at AmazonChecked 9 h ago

26% under what the other stores charge

Compared across 17 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Lowest price today: $171.99 at Amazon (checked Nov 13, 2026).
  • Checked at 17 stores.

Fluval Reef 4.0 LED prices at every store

  • AquaCave.comNew

    In stock

    $171.99Free shippingChecked 9 h ago
    Visit AquaCave.com
  • Phil's PetsNew

    In stockShips from Canada · duties may apply

    $197.00Checked 9 h ago
    Visit Phil's Pets
  • Petco.comNew

    In stock

    $199.99Free shippingChecked 9 h ago
    Visit Petco.com
  • SaltwaterAquarium.comOpen box

    In stock

    $234.99Free shippingChecked 9 h ago
    Visit SaltwaterAquarium.com
  • Pet O PetsNew

    In stockReturn policy

    $260.00Checked 9 h ago
    Visit Pet O Pets
  • KensFish.comNew

    In stockReturn policy

    $268.99Checked 9 h ago
    Visit KensFish.com
  • Blue Fish AquariumNew

    In stockReturn policy

    $269.99Checked 9 h ago
    Visit Blue Fish Aquarium
  • Bay Bridge AquariumNew

    In stockReturn policy

    $289.99Checked 9 h ago
    Visit Bay Bridge Aquarium
  • PetEsentialsNew

    In stockReturn policy

    $375.00Checked 9 h ago
    Visit PetEsentials
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $171.99Free shippingChecked 9 h ago
    Visit Amazon
  • The Hidden ReefNew

    Availability unknown

    $171.99Checked 9 h ago
    Visit The Hidden Reef
  • marineandreef.comNew

    Availability unknown

    $171.99Checked 9 h ago
    Visit marineandreef.com
  • Blue Fish AquariumNew

    Availability unknown

    $171.99Checked 9 h ago
    Visit Blue Fish Aquarium
  • The Fish RoomNew

    Availability unknown

    $214.99Checked 9 h ago
    Visit The Fish Room
  • eBayNew

    Availability unknownSold by marineandreef1998

    $231.99Checked 9 h ago
    Visit eBay
  • WalmartNew

    Availability unknownSold by Seller

    $329.99Checked 9 h ago
    Visit Walmart
  • Reeflifeaquariums.comNew

    Availability unknown

    $349.99Checked 9 h ago
    Visit Reeflifeaquariums.com

Also available at

  • The Fish RoomCheck price at The Fish Room

Store links may earn us a commission.

Fluval Reef 4.0 LED price history

Lowest price we've seen: $171.99 on Nov 13 at AquaCave.com. Tracked across 10 stores since Nov 13.

About the Fluval Reef 4.0 LED

The German-engineered Fluval Reef 4.0 LED doesn’t just illuminate your saltwater aquarium, it transforms it. With its critical actinic range, this full-spectrum lighting system gives your corals exactly what they need to photosynthesize, grow, and show off their most vibrant colors. The best part? You can control everything from your smartphone. The FluvalConnect app puts you in charge of independent color channels, 24-hour lighting cycles, and even special effects. You can choose from several pre-set environments or create your own perfect underwater world. Built to last, the Reef 4.0 LED features advanced IP67-rated protection against water, moisture, and dust, along with a glass lens delivering crystal-clear illumination that won’t degrade over time. Installation is a breeze, whether you prefer extendable brackets, adjustable risers, or a suspended display, you’ve got options to mount the light exactly where you need it.

• Powerful full spectrum lighting for maximum coral growth, color and health

• Customizable, independently controlled color channels

• Operated exclusively via the FluvalConnect mobile app

• Programmable 24-hour light cycle – adjust sunrise, mid-day, dusk, and night settings to mimic natural sun and moon cycles

• Preset environments – select from several convenient aquarium profiles

• IP67 advanced water, moisture and dust protection with high quality glass lens

• Aluminum alloy frame dissipates heat evenly to improve lighting efficiency and longevity

• Extendable brackets accommodate a range of aquarium widths for on-tank mounting

• Riser brackets allow adjustable vertical positioning (included)

• Optional suspension kit sold separately (Item #A20482)

• Engineered in Germany

What’s Included

• LED light with 2 m line cord

• Extendable riser brackets

• Power supply

Questions and answers

Where is the Fluval Reef 4.0 LED cheapest?
At Amazon, for $171.99, 26% under what the other stores charge, as of our latest check.
What do buyers say about the Fluval Reef 4.0 LED?
Rated 4.5 out of 5 from 4 ratings.
Where can I buy the Fluval Reef 4.0 LED?
16 stores we checked sell it, including KensFish.com, Blue Fish Aquarium, Pet O Pets, Phil's Pets, Bay Bridge Aquarium.

Stores we've priced the Fluval Reef 4.0 LED at

  • Walmart deals and prices

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