10 Best Underwater Boat Lights 2026 in the United States

The OceanLED 012307C X-Series X8 is a solid choice if you want vibrant, colorful underwater lighting for your boat. It offers a bright output of 2900 lumens, which is plenty to illuminate underwater areas effectively and create striking visual effects. The RGBW color option means you can enjoy a range of colors plus white light, adding versatility for mood or functional lighting.

The light uses durable plastic with a chemically resistant optical polymer shade, which should hold up well in marine environments. It installs on the transom or hull and runs on a 12-volt corded electric power source, which is typical and reliable for boat setups. The LEDs are well-sealed with IP68 rated protection, meaning the light is fully waterproof and safe for continuous underwater use.

The product dimensions are a bit large compared to some alternatives, and since it’s plastic rather than metal, it might not feel as rugged to some users. This light is well suited for boat owners seeking bright, multi-color underwater lighting with dependable waterproofing and a modern look.

The Shadow-Caster SCR-24 is a bright underwater boat light offering up to 7,500 lumens from 24 powerful LEDs, making it excellent for illuminating underwater areas around your boat. Its Bimini Blue color adds a stylish and attractive glow. The light is built to last with a tough bronze housing and a scratch-resistant tempered glass lens, both ideal for withstanding harsh marine conditions. It’s fully submersible with an IP68 waterproof rating, meaning it can stay underwater without issues.

The product also includes safety features like surge protection and reverse polarity protection, helping prevent damage from electrical problems. Its thermal throttling technology ensures it operates safely even when not submerged, adding peace of mind. The surface mount installation is straightforward and doesn’t require complicated setup. Though it runs on 90 watts, which is on the higher side, this power consumption supports its bright and wide underwater coverage.

At about 3 pounds and compact size, it’s easy to handle and install. This light is ideal for boat owners wanting a reliable, bright, and durable underwater lighting solution that enhances both safety and aesthetics. For those seeking quality underwater illumination, this product performs very well.

The Lumitec SeaBlaze Mini underwater boat lights offer a strong 700 lumens of bright white light, which is great for small boats like dinghies, skiffs, or fishing vessels. Made in the USA with marine-grade anodized aluminum housing, these lights are designed to handle tough marine conditions and resist corrosion. Their small size and versatile mounting options allow installation either above or below the waterline with a simple 1/2" hole, making them easy to fit on various boat types. These lights work with a wide range of boat electrical systems (12-24 volts DC), adding to their convenience.

The polycarbonate lens is clear and waterproof, ensuring durability and good light output underwater. They come as a pair, which suits dual-side mounting needs. One standout feature is the long 5-year warranty, which is rare in this category and shows the manufacturer's confidence in the product’s quality. With just 12 watts of power, these lights are best suited for smaller boats rather than large vessels needing more intense illumination.

For those with small boats seeking reliable, compact underwater lighting that offers good brightness and build quality, the Lumitec SeaBlaze Mini represents a dependable option.