Attwood 65UW03W7 LightArmor™ Underwater Light 4" White
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Bright, compact underwater illumination from Attwood’s LightArmor™ line—built with corrosion-resistant materials, fully-sealed waterproof electronics, and reverse polarity protection for confident installation in marine environments.
Key Features
- Heat-Sync Cooling System with active overheat protection
- Resistant to corrosion, chemicals, and UV damage
- Extreme impact-resistant lens
- Reverse polarity protection
- Fully-sealed waterproof electronics
- 3" sheathed wire
- Low-profile design for cleaner installs
- Simple installation
Intended Use
- Marine boats and watercraft requiring underwater LED lighting
- Dock, swim platform, or livewell-style underwater lighting applications
Product Details
- Product: Attwood LightArmor™ Underwater Light, 4" (White)
- Model/SKU: 65UW03W7 (store variant SKU: 23-65UW03W7)
- Color: White
- Length/Form factor: 4" LightArmor underwater light
- Wire lead: 3" sheathed wire
- Protection features: reverse polarity protection; fully-sealed waterproof electronics; active overheat protection (Heat-Sync cooling system)
Parts Desk Insights
Best Use Case: Great for adding bright, low-profile underwater lighting where you want a rugged lens and sealed electronics for long-term water exposure.
Common Issues: If flickering or inconsistent output occurs, re-check wiring/polarity at the source and inspect the wiring connection for water intrusion. During installation, confirm the unit is mounted securely and that any mating surfaces and cable entry points are properly sealed.
Related Products & Accessories
- Browse Underwater Lights - Explore additional underwater lighting options and compatible accessories.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.