The QT75 LED underwater light features single color or color change technology utilizing the entire color spectrum, which produces over 16 million color choices to create just the right mood. The smallest weld-in design on the market (up to 50° angling). Never feel trapped by this weld-in fixture, the exchangeable projector allows servicing and upgrades without the hassle of hauling your boat. With it’s 90° degree beam angle the QT75 LED is recommended for Steel and Aluminum hull boats 90+ feet LOA, installing each fixture 3 - 9 feet apart for the best illumination.


With complete Lloyd’s Register Approval, GL and ABS Design Appraisal on all components, the QT75 has been installed on some of the largest and most prestigious Superyachts in the world. The QT75 is a completely customizable underwater lighting solution for larger yachts. We offer a bespoke design service tailored for each individual hull.

Flush Plus Weld In section

50 deg Weld In section

Copyright © 2020 Underwater Lights Limited


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For the past 5 years its been all about how bright can you make an underwater light, the new trend though is now color change. 2020 is  the year the industry see's color change dominate.


30 years ago we made the very first underwater lights for a superyacht in Europe. A quarter of a century later they still work perfectly and is testament to our ability to make the best products in the market with NEVER having had a light fail due to water ingress.



Tel: 954-604-4024 
Mail: uwl@underwaterlights.com

Click here to visit our SuperYacht website