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Great White GW20 IFM Thru Hull Interchangeable LED Underwater Boat Light 24V

The Great White GW20 Underwater LED Light produces 12500 fixture lumens and has almost unlimited mounting options thanks to a ultra low profile bezel (4mm) and internal driver system. Thru Hull mounting offers secure fixing with the additional benefit of a removable LED cartridge to eliminate the need for hauling.
Suitable for transom and side mounting on all hull types.

Simple installation thanks to our inbuilt driver technology, just two wires to connect. Reverse polarity protection with active thermal control, Guard X protective coating prevents marine growth.

RINA Type Approved 


  • Suitable for transom and side mounting
  • Thru-Hull interchangeable requires 101mm/4" entry hole
  • Recommended for boats upto 30+m/105+ft
  • Max Lamp Lumens 16000 / Fixture Lumens 12500
  • Typical LED life expectancy 50,000 + hours
  • Voltage 24v, Power Draw 5.1A
  • For Main Voltage sytems purchase our 110/240V PSU
  • Over voltage,current,reverse polarity,active thermal protection
  • Beam Angle: 65 Dia FWHM
  • Fixture profile 4mm,0.16"
  • Fixture diameter 140mm,5.5"
  • Fixture Length 170mm,6.69"
  • Light Overall Length: 170mm
  • Hole Cutout Diameter: 101mm
  • Light Aperture: 70mm
  • Lens: optical grade 8mm Boroscilicate glass,65 degree beam angle
  • Body AB2 Bronze throughout
  • Weight 5.2kg/11.44lbs
  • 2 years warranty
  • Delrin Isolation Sleeve must be used if fitting lights to Steel or Aluminium hulls


  • Great White GW20 IFM White 24V
  • Great White GW20 IFM Blue 24V
  • Great White GW20 IFM Green 24V


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