Ever had a fantastic day out on the water, only to have your boat trailer lights fail on the drive home? That sinking feeling is all too common. Water, salt, and bumpy roads are tough on standard trailer lights. They flicker, they short out, and replacing them becomes a constant, annoying chore. You need reliable lights that can handle the splash and spray without giving up on you when you need them most.
Choosing the right waterproof LED lights can feel like navigating a confusing maze. Which ones truly resist water? How bright do they need to be? We know you want safety and durability without the hassle. This guide cuts through the confusion. We will break down exactly what makes an LED boat trailer light truly waterproof and worth your money.
Keep reading to discover the essential features to look for, avoid common mistakes, and finally install lights that shine bright season after season. Get ready to upgrade your towing safety and say goodbye to constant light repairs!
Top Waterproof Led Boat Trailer Lights Recommendations
No. 1
MAXXHAUL 70205 Trailer Light Kit - 12V All LED, Left and Right Waterproof Submersible for Trailers, Boat Trailer Truck Marine Camper RV Snowmobile, Red
- Complete Light Kit: This comprehensive kit includes two 12V LED stop, tail, and turn signal lights, two amber clearance lights, a license plate bracket, and a wiring harness. Its universal fit ensures compatibility with various trailers.
- Easy Installation: The 22 ft. split Y-style color-coded wiring harness streamlines installation, offering both ease and convenience. You'll spend less time on setup and more time on the road.
- Long-Lasting LED Lights: Enjoy the benefits of premium LED tail lights that offer superior visibility and longevity compared to standard incandescent lights. Their extended lifespan ensures reliable performance over time.
- DOT Compliant: Engineered and designed to adhere to DOT FMVSS 108 regulations and standards, these lights meet legal requirements for safety and road compliance.
- UV-Coated Wiring Harness: The included wiring harness features UV-coated jackets, enhancing its durability and protection against the elements. This feature contributes to the overall longevity of the kit.
No. 2
Wellmax 12V LED Trailer Lights, Submersible and Waterproof Low Profile Rectangular tail lights for RV, marine, boats, trailers
- LOW PROFILE SUBMERSIBLE - Our trailer light has everything you need to get your lighting system up and running. Each kit includes two 12V LED tail and turn signal lights and stainless steel hardware for easy fastening. All of our lights are built with corrosion resistant materials.
- LONG-TERM USE - Do you know that our trailer lights are completely sealed and submersible? Its acrylic len are engineered to block water out and ensure the circuits are protected. Super bright LED lights provide maximum visibility and safety. Fully operable in inclement weather, these heavy duty trailer lights are tough and durable for the long term.
- FULLY COMPLIANT - Our lights are 100% compliant with DOT FMVSS108 standards. This ensures that your lights are federally compliant for visibility, durability and reliability, which in turn secures the safety of others. Additionally, DOT compliant lights reduce the risk of liability in the event of property damage or personal injury.
- COST EFFECTIVE - Our premium LED lights are high quality and packed full with value for long lasting performance. LED lights can last 30-40 times longer than standard incandescent bulbs, which saves you time AND money. Save yourself the headache of replacing bulbs more often than you need to and maneuver your trailer with confidence.
- FLEXIBLE SIZING - Our special LED trailer lights are outfitted for trailers measuring up to and over 80 inches wide. Our flexible sizing offers a one-size-fits all solution for trailers of different shapes and sizes.
No. 3
Partsam 12V Submersible Square Led Trailer Light,Red White LED Stop Turn Tail License Brake Running Light Lamp for Trailers Under 80" Boat Trailer Truck Marine Camper RV Snowmobile,IP68,DOT Compliant
- Application: Universal for Trucks, trailers under 80", tractors, semi-trailer, Dump Truck, bus, boat, special vehicle,etc
- 15 Diodes ( 12 Red+3 Red ) LED Combination stop turn tail side marker light w/reflector-Curb side; Passenger Side Serves 6 functions: Stop light, Turn signal light, Tail light, Rear reflex reflector, Side marker light, Side reflex reflector
- 19 Diodes ( 12 Red+3 Red+4 White ) LED Combination stop turn tail side marker light w/reflector-Street side with license illuminator; Driver Side Serves 7 functions: Stop light, Turn signal light, Tail light, Rear reflex reflector, Side marker light, Side reflex reflector, License plate illuminator
- Add or upgrade the lights on boat, snowmobile, camper, or utility trailer; High visibility safety lights are EASY TO INSTALL and the wiring details are in the description part; completely sealed and waterproof, its acrylic len are engineered to block water out and ensure the circuits are protected. Super bright LED lights provide maximum visibility and safety. Fully operable in inclement weather, these heavy duty trailer lights are tough and durable for the long term
- Package include: 2x Square Trailer Tail Lights, 2x Gaskets, 4x Screws, (NOT include wire harness)
No. 4
Nilight TL-20 2PCS Submersible Kit Low Profile Rectangular LED Stop Tail Turn Signal Side Marker Light on 12V RV Pickup Trucks Marine Boats Trailers
- Multi-functions: Combined functions of tail, brake/turn signals, side marker, license plate light. Perfect for 12V DC vehicles with a maximum width of 80 inches. Such as most of trailers, boats, trucks, RV, Marine, Pickups, camper, tractors etc
- Excellent Brightness: Left lamp has 27 diodes including 9 diodes for license plate light, right lamp has 12 diodes. Quality LEDs draw less amperage but outputs optimal brightness, improving great visibility and extend longer lifetime than the incandescent lamp. DOT Compliance to ensure your 100% safety
- Entirely Submersible: The inside LEDs and circuit board is fully waterproof sealed to work under water perfectly without electric short risk. The light housing is also feature water drainage for added protection
- All-in-one Kit: Comes with everything for your straight-forward installation of the light, include lights, license plate bracket, 25ft length trailer wiring harness and the different types of stainless steel mounting hardware
- Easy Installation: For light mounting: Lamp with license plate light on the left side, the other on the right side. For wiring routing: Please see Picture 5 for instruction. For wiring connection: Just color to color, white to the ground (vehicle frame). For hardware you might need to use, please see Pic 8 for instruction
No. 5
CZC AUTO 2PCS 12V LED Submersible Low Profile Rectangular Trailer Lights, Tail Stop Turn Running Lights Kit, Sealed for Boat Trailer Truck Marine
- CZC AUTO multifunctional rectangular trailer tail light. It combines stop, running, turn signal indicator lighting and license plate illumination. The trailer lights are perfect for boat truck marine under and over 80 inch width towing trailer use.
- Waterproof rater IP68. Excellent waterproof/Submersible lights for trailer. Sonic Welding Whole Sealing Technology ensures sealing solidity of the LED tail lights. Further more, every possible gap is sealed well with glue like edge of the lens. 18 gauge pure copper wires ensure trailer lights LED do good job underwater.
- All diodes are LED, NOT incandescent bulbs! 100% quality inspection before shipping including photometric inspection. The marine LED trailer lights have super high visibility and Longer Lifetime！The waterproof trailer tail lights comply with DOT standards which tested by US Lab.
- Package includes: 2 pcs submersible trailer lights, 1 bag mounting hardware and 1 installation instruction. Please make sure no electronic short of the wires connecting before leting tail lights marine / underwater. You can also find wiring diagram on detail page.
- CZC AUTO, a reliable brand in trailer lights industry. we offer 30-day money-back for any reason, 12-month warranty for quality-related issues. PLEASE NOTE: Any problem in using our submersible trailer tail lights, simply contact us, your problem will be solved within 24 HOURS.
No. 6
LINKITOM New Submersible LED Trailer Light Kit, Super Bright Brake Stop Turn Tail License Lights for Camper Truck RV Boat Snowmobile Over 80" Inches
- HALO Trailer Light Kit : Trailer tail light kits has everything you need, includes two stop turn LED tail lights(Unique halo glow and solid light pattern design, different from other trailer taillights on the market), two amber clearance lights, one 22 feet and one 4 feet wiring harness, license plate bracket, 4pcs complimentary reflective sticker.
- IP68 Waterproof and Submersible: There is no screw on the lamp shade , the LED trailer lights are completely welded together, The circuit board of tail light is seal. A drain hole is designed to pull out all the water. This is to guarantee that water will not damage the diodes or circuit board. excellent tightness makes it be definitely waterproof and submersible.Please install the trailer taillights with the drain hole downwards.
- Compliant with DOT approved standards: The lamp shade of utility trailer light kit with corrosion resistant ABS material, compliant with DOT approved standards
- 25ft wiring harness have superior quality guaranteed than the traditional copper coated aluminum wires and split Y-style color coded harness. Fully operable in inclement weather, these trailer lights are tough and used for the long term.
- Widely Used: Widely applicable to 80 Inch width tractor, such as truck, trailer, boat, bus, lorry, van, caravan, snowmobile, etc. Please make sure wires connect correctly and no electronic short before underwater.
No. 7
Partsam 12V LED Submersible Low Profile Rectangular Trailer Lights, Waterproof LED Combination Trailer Tail Light Kit Stop Brake License Plate Turn Running Lights Sealed for Boat Trailer Lights Truck
- FUNCTIONS& LEDS: Rectangular combination tail lights are designed to serve 7 functions on trailers over 80" wide when properly mounted: Stop, tail, turn, side marker, side reflex, rear clearance, rear reflex and Built-in license plate light on driver's-side light illuminates license plate; Left light have 22 diodes which include 4 diodes for license plate light function,Right light have 18 diodes , applied for Trucks,trailers,tractors,Dump trailer,bus,Utility boat,RV,Camper cargo,etc
- FEATURE: Use the highest quality components for great conductivity and durability. Complies with DOT standards. Designed tough and ready to handle harsh weather and road vibration. using welded together to ensure a permanent and waterproof seal
- INSTALLATION: Each rectangular light size: 8.42" Length * 3.27" height * 2.87" width, stainless steel hardware for under and over 80" marine towing vechiles
- DOT Compliant, IP68 Waterproof, and Submersible. There is no screw on the lamp shade, the LED trailer lights are completely welded together, and The circuit board of the tail light is seal. We have this tail light chipped in the center to prevent water from coming in, thus, the water will flow into the interlayer of the outer lens but be prevented by the isolated chips. A drain hole is designed to pull out all the water. This is to guarantee that water will not damage the diodes or circuit board
- Package: Package includes 2 Pieces Low profile Led Boat Trailer Lights, stainless steel mounting screw, bolt and hardware, and 4pcs reflective sticker. Wire harness and bracket are not included
No. 8
Wave One Marine LED Boat Trailer Light Set, Waterproof Submersible Bright, Low Profile Rectangular, Tinned Wire Brake Tail Lights 12V Sealed Turn Signal Kit (2PCS)
- USA BASED, DESIGNED & TESTED: Our LED Trailer Light Set has features that others don't. Bright IP67 waterproof LED lights with true marine tinned wire. Designed to last and tested in tough saltwater conditions. Stainless hardware and heat shrink butt connectors. Bright and safe, DOT Compliant.
- EASY TO UPGRADE: Our LED trailer light set comes with all the hardware needed to install. Upgrade to our IP67 sealed waterproof lights that are saltwater submersible tested. Our marine light set comes with stainless mounting hardware, heat shrink connectors, and tie wraps to help make an easy install.
- IP67 WATERPROOFING: Our marine LED trailer light set is specially sealed to resist moisture and saltwater. Many customers use these lights on their aluminum trailers to handle saltwater conditions. Our 12V red light is very bright with turn, brake, and running light capability . Our sealed and submersible led light set is designed to survive in tough saltwater boat trailer conditions.
- EXCEPTIONAL QUALITY: We are a USA based (Florida) family owned business that designs high quality saltwater marine grade boating products. We provide expert level tech support. We design and install these products everyday here in Florida. All our products feature an industry leading no hassle warranty with a 100% customer satisfaction guarantee.
- PLEASE WATCH THE PRODUCT VIDEO FOR DETAILED INFORMATION | PRODUCT DEMONSTRATION
The Ultimate Buying Guide for Waterproof LED Boat Trailer Lights
When you tow your boat trailer, you need lights that work every time, rain or shine. Waterproof LED boat trailer lights are the best choice for safety and reliability. This guide will help you pick the perfect set for your needs.
Key Features to Look For
Good trailer lights offer more than just a red glow. Look closely at these features:
- Waterproof Rating: This is the most important feature. Look for an IP67 or IP68 rating. This means the lights can handle being fully submerged in water without failing.
- LED Brightness and Visibility: Brighter lights keep you safer. Check the lumen output if listed, but generally, modern LEDs are very bright. Make sure the brake, tail, and turn signal functions are clearly visible from a distance.
- Size and Shape: Lights come in many shapes—square, rectangular, or submersible round lights. Measure your trailer space first to ensure the new lights fit where the old ones were.
- Wiring Harness Length: You need enough wire to reach from the front of your truck hitch all the way back to the taillight mounts on the trailer. Longer wiring is usually better.
Important Materials for Durability
The materials used decide how long your lights last against rust and the elements.
Lens and Housing
- Polycarbonate Lenses: These plastic lenses are much tougher than standard glass. They resist cracking if hit by road debris or rocks kicked up by the tires.
- Durable Housings: Look for housings made from strong ABS plastic or rust-proof materials like stainless steel or aluminum. Cheap plastic housings crack easily when cold.
Wiring Quality
The wires carry the power. Poor wiring causes short circuits and failure.
- Tinned Copper Wire: This wire resists corrosion better than standard copper, especially near saltwater.
- Sealed Connectors: Ensure all connections, especially the 4-way flat plug, are completely sealed against moisture.
Factors That Improve or Reduce Quality
Not all waterproof lights are created equal. Some small details make a big difference in quality.
Quality Enhancers:
- Over-Molding: When the LED circuit board is completely sealed inside a solid block of epoxy or resin, it greatly improves water protection.
- Heat Sinks: LEDs create heat. Good quality lights have built-in heat sinks (often metal backs) that move heat away, making the LEDs last longer.
Quality Reducers:
- Poor Gaskets: If the light assembly uses thin foam gaskets instead of thick rubber seals, water will leak inside quickly.
- Cheap Solder Joints: Inside, weak solder joints can break when the trailer vibrates heavily on long trips.
User Experience and Use Cases
How will you use these lights? Your towing situation matters.
Submersible vs. Surface Mount
- Submersible Lights: These are essential if you frequently back your trailer deep into the water to launch a boat. They must have the highest waterproof rating (IP68).
- Surface Mount Lights: These attach to the outside frame. They are fine for light rain or occasional use, but you must dry them off after heavy spray to prevent water intrusion around the mounting screws.
Good LED lights use very little power. This means they put less strain on your tow vehicle’s electrical system. Installation is usually simple: drill holes, mount the light, and plug in the harness.
10 Frequently Asked Questions (FAQ) about Waterproof LED Boat Trailer Lights
Q: What does an IP67 rating mean for my lights?
A: IP67 means the light is dust-tight and can be submerged in up to one meter of water for 30 minutes without damage. This is usually enough for most boat launching.
Q: Do I need special wiring for LED lights?
A: Most modern LED trailer lights work with standard 12V trailer wiring. However, some very old trailers might need a simple voltage converter, but this is rare.
Q: How long do waterproof LED lights usually last?
A: High-quality LED lights often last 50,000 hours or more. This means they can easily outlast the trailer itself if they are properly sealed.
Q: Can I replace my old incandescent bulb trailer lights with LEDs?
A: Yes, you can replace them! LEDs draw less power, so they usually work fine. Check if your trailer has a very slow flasher; you might need a small load resistor if the turn signals flash too fast.
Q: Are LED lights brighter than old filament bulbs?
A: Yes, LEDs are much brighter and react faster. Faster brake light reaction time is a major safety bonus.
Q: What should I do if my LED light stops working?
A: First, check the fuse on your tow vehicle. If the fuse is fine, check the connection plug for corrosion or moisture. If the light is still new, contact the seller for a warranty replacement.
Q: Is it okay if the wiring harness gets tangled?
A: Tangled wiring is bad. Wires can rub against the trailer frame and wear through the insulation, causing shorts. Always secure the wiring neatly with zip ties.
Q: Should I buy round or rectangular lights?
A: This depends on your trailer design. Rectangular lights cover the functions (brake, tail, turn) in one unit. Round lights are often used for submersible backup systems.
Q: Do I need to disconnect the lights when submerging the trailer?
A: If you bought lights rated IP67 or higher, you do not need to disconnect them. They are designed to handle the water immersion safely.
Q: How do I mount the new lights securely?
A: Most good kits use a surface-mount design that screws directly into the trailer frame. Use silicone sealant around the screw holes before screwing them down to add an extra layer of water protection.