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#1 Marine LED Brand for Commercial and Recreational Boaters. 

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Neptune X6

12V 24V Low Profile Thru-Hull Stainless Steel Marine Underwater LED Lights

White  PN:9000487

Blue    PN:9000494    

  • Six US CREE High-Power LEDs US Flag gif
  • 1500+ Lumen LED Light
  • Highest lumen-per-watt LEDs outperform other LED lights in its class
  • SAE 316L Stainless Steel Unibody, Best Marine LED Light in the market for commercial and recreational boating
  • NMMA, USCG, ISO 8846 & SAE J1171 Ignition Protection Compliant
  • ABYC H-27 (Load Test) Compliant
stainless steel underwater marine LED light


Best Through-Hull Mounted LED Light in the market in terms of price and performance.


Highest performance in terms of per LED per watt per dollar.




This 1500+ lumen Neptune Light outperforms any other LED light in the same category in terms of price and light output.  Six US CREE high-power LEDs provide the highest lumen-per-watt underwater light ever made.  The SAE 316L stainless steel body makes it extremely corrosion resistant.


Product Features:


5mm (~0.2) low profile and 100mm (~3.9) diameter small footprint.

Same dimensions as our popular three LED aluminum Neptune Light. Six state-of-the-art 5W, US CREE LED, high-quality, high-power LEDs provide the most lumens per watt in LED technology.

High-intensity LED light travels farther underwater for maximum visibility and truer colors.

Instant on, no warm-up of bulb needed.

SAE 316L stainless steel unibody.

Long service life, shock resistant, ultra-rugged with no filament to burn out or break.

No anodes required as housing is corrosion resistant. 

Input Voltage: 10-30VDC (~1.5A @ 12.8VDC White / ~1A @ 12.8VDC Blue).

Max Input Power: ~21W (White), ~13W (Blue).

Reverse Polarity Protected.

Under Voltage and Voltage Spike Protected.

Electrically Protected Against RFI/EMC Interference.

Integrated Thermal Management.

Operating Temperature: -40 to +145 Degree F (withstands temperature extremes).

Lens Material: 10mm tempered glass.

Mechanical Connection: One 68mm (~2 11/16") dia. hole.

Maximum Hull Thickness: < 100mm (~3.9).

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power boat with Dr. LED underwater light at night power boat with Dr. LED underwater light at night
power boat with Dr. LED underwater light at night power boat with Dr. LED underwater light at night
sail boat with LED light Best Marine LED Lights and LED Replacement Bulbs.

Actually usable light at a reasonable price.

Patented & specially designed for the marine environment.

Testimonial from a Hallberg-Rassy 34 owner.

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