Fathom LED Underwater Light (FL12) - Black Oak LED
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Fathom LED Underwater Light (FL12)

Fathom LED Underwater Light (FL12) loupe
Fathom LED Underwater Light (FL12)
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List Price: $596.00
Price: $506.60 & Free Shipping
Only 2 left in Stock

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The FL12 Underwater Light is one of our newest additions to the Black Oak Marine line! It's ultra compact low profile design is perfect for all types of boats, suitable for transom, and side mounting on all hull types. It can also be flush-mounted to any flat surface above or underwater. The FL12 is built with first class components for optimal light output, and is certain to bring new life to your vessel as you cruise those early mornings or late nights on the water. Designed using a 65 degree main Collimator optic with halo effect around this Fathom LED's light beam is designed to stay in the water and project farther and more efficiently than any other light. The FL12 has available colors of White, Blue, Deep Blue, Green, as well as Duel Color Blue and White.

How many underwater boat lights do I need?

Activities & Uses: 

- Boat wake lights

- Game Fishing lights

- Bow fishing lights

- Bait lights

- Dock lights

- Accent lighting


Additional Info:

  • - Able to be controlled by a simple on/off switch.
  • - Install requires only one cable entry hole and 3 mounting screws.
  • - Reverse polarity protection with in built driver technology and active thermal rollback.
  • - Surface mount
  • - Recommended for boats up to 65ft
  • - Life expectancy 50,000 + hours
  • - 65 degree beam angle New Hydro Block Technology.
  • - Suitable for use in and out of water use.
  • - Milled AB2 Bronze Body




-  (1) Fathom LED Underwater Light (FL12)

-  (1) Stainless Steel Screw Kit




Total Wattage


Amp Draw

 4.6A @ 12v | 2.35A @ 24v

Led Quantity



 1.1 lb


Raw Lumens




 2 Year



 30 Day Money Back


Fixture Profile



Fixture Diameter





How do I know your lights are of the highest quality?

With IP68, IP69, IP69K ratings, the research has already been done for you! These standards give you clear cut pass/fail scenarios to ensure only the toughest of the tough get passed these guys, Including water, temperature, pressure, and sheer brute force.


What exactly does your warranty cover?

We are human, and thus make mistakes. If you believe your light was one of these rare occurrences due to workmanship or material failure, send it back and we will verify. Once confirmed, Black Oak LED will repair, or otherwise replace, your light free of charge.


Do the underwater lights come with a harness?

No, they do not come with a harness. They have a spliced pigtail and will need wiring and a switch to be operational. 

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Black Oak LED ships to Australia, UK, South America, and to over 200 countries worldwide!

To ship to your country, simply click Add to Cart for all items you wish to buy, then click Checkout and enter your shipping address into the Checkout page including your country. The Checkout page will generate a shipping rate which will be added to your order. Once you have completed the Checkout we will send you a confirmation email with your order details.

The Lower 48 States, Alaska and Canada are Free Shipping at Checkout.

If you have any questions, call us toll-free at 1-800-348-1287

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