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QT 100

Product catalog summary

Product Overview: The QT100 LED underwater light is designed for easy servicing and upgrades without needing to haul the boat. It provides 10,000 lumens of light with a 90° beam angle, suitable for boats over 65 feet, with recommended installation spacing of 3 to 9 feet.

Design and Compatibility: The light features a standard 72mm (2 7/8”) hole cutout for easy upgrades from competitor fixtures. The housing, made from anodized aluminum and nickel-plated bronze, has been reliable for 25 years. It includes an IP68 junction box for seamless installation.

Technical Specifications:

Mounting: Thru-Hull, suitable for GRP/Fiberglass hulls.
Beam Angle: 90°
Lumens: 10,000 (single color)
Color Temperature: 6,500 Kelvin (white light)
LED Life Expectancy: 40,000 hours
Operating Voltage: White/Blue: 11-28vDC, Color Change: 24-36vDC
Current Draw: White: 6.8-3.2 amps, Blue: 7-3.5 amps, Color Change: 2.8 amps max on 4 channels
Driver Type: Internal for White/Blue, External for Color Change
Control Options: On/Off Switch for White/Blue, DMX for Color Change

Physical Specifications:

Max Hull Thickness: 3 9/64” (80mm)
Fixture Length: 5.5” (140mm)
Fixture Diameter: 4” (100mm)
Fixture Profile Height: 7/16” (11mm)
Removal Space Required: 6 11/16” (170mm)
Total Weight: 3.7 lbs (1.7 kgs)
Driver Dimensions: 7 3/32” x 4 3/4” x 3 1/2” (180 x 120 x 90mm)
Cable Length: White/Blue: 5’ (1.5M), Color Change: 10’ (3M), Custom lengths up to 6m available
Material: Nickel Plated AB2 Bronze
Lens: Growth Resistant Borosilicate Glass

Product Variants: Available in Blue, White, and RGBW color options with respective part numbers QT100B, QT100RGBW, and QT100W.

Contact Information: Underwater Lights Limited, UK and USA offices, with contact details provided for further inquiries.

Catalog excerpts

Exchangeable Thru Hull The QT100 LED underwater light features exchangeable inserts. This allows servicing and upgrades without the hassle of hauling your boat. With 10,000 lumens of light power and it’s 90° degree beam angle the QT-100 LED is recommended for boats over 65’ feet, installing each fixture 3 - 9 feet apart for the best illumination. The QT100 is designed with an industry standard 72mm - 2 7/8” hole cutout facilitating an easy upgrade exchange from competitor fixtures. This housing design has been in production for 25 years with zero failures. Built with anodized aluminium and Nickel plated bronze. Supplied with an IP68 juntion box for seamless installation.

Open the catalog to page 1

QT100 Exchangeable Thru-Hull Mounting Hull Material Boat Size Beam Angle Installation Angles Lumens - max on single color Kelvin - white light only Typical LED Life Expectancy Min-Max Operating Voltage White / Blue = 11 - 28vDC Color Change = 24 - 36vDC White = 6.8 - 3.2 amp Blue = 7 - 3.5 amp Color Change = 2.8 amps max on 4 channels Driver Type White / Blue = Internal Color Change = External Driver Output White / Blue = 36V DC - 1.4A Color Change = 4 channels @ 0.7A Control Options White/ Blue = On / Off Switch Color Change = DMX Locking Ring Profile (height) of Fixture Removal Space Required...

Open the catalog to page 2

QT 100

QT 100

Catalog excerpts

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