Shadow-Caster Yacht Series SCY-40-GW Great White Underwater LED Light

Shadow-Caster Yacht Series SCY-40-GW Great White Underwater LED Light

By buying this product you can collect up to Your cart will total 175 points that will be converted into a of $17.50 towards your next purchase! Must be to collect points.

Shadow-Caster Yacht Series SCY-40-GW Great White Underwater LED Light

Customer ratings and reviews

SHADOW CASTER SCY-40 Great White - The brightest underwater light on the planet (12,000 Lumens when white). 40 high intensity LEDs. 3 lens options (flood, focused beam and elliptical pattern). Expertly machined from bronze w/ glass window. Round Great White Light-White glow-40,000 Hour Lamp Life, 10-30 Volts DC, Current Draw: 13 Amp @ 12 Volts. 1 Year warranty


Replaced by SCR-24 Great white (Click Here)


Financing Available
Estimated monthly payment with 36 month financing. *Based on credit approval. More info
Pay over time with monthly payments.
  • APR, loan limit and payment periods available will be based on credit score
  • APRs available range from 0% to 17.99%, payment periods from 6 to 36 months and the max loan limit is $10,000
  • Select from different payment periods (e.g. 6 months, 12 months, 18 months, etc.)
  • Running the pre-approval process in order to determine what payment terms are available will not affect your credit score (soft pull)

More info

SHADOW CASTER SCY-40-GW Round Great White Light Underwater Light - Yacht Series - 12,000 Lumens 

The Shadow Caster SCY-40 Yacht Series is quite possibly the brightest underwater light on the planet, and is the result of over 2 years of product development. The SCY-40 is expertly machined out of Bronze and has a glass window. This light has 40 high intensity LEDs, has 3 lens options (flood, focused beam and elliptical pattern) and is available in Great White, Bimini Blue and Full Color version.

Great White Shadow Caster


High Intensity

Shadow-Caster underwater LED lights are designed to deliver the most intense optical output. The unique design allows maximum light output and maximum LED life (over 40,000 hours).

Robust Design

With Shadow-Caster underwater LED lights, there’s no additional external components to install. Just connect the cable (submersible to 20 feet). All the necessary electronics are integrated into the housing and resistant to vibration and the elements.

Surface Mounted

Lighting solution features a low profile design that requires noalteration to the main hull.

Wide Input Voltage Range

Shadow-Caster’s underwater LED lights have an input range of 10 to 30 volts and work equally well on sets of 12 or 24 volts.

Surge and Reverse Polarity Protection

An innovative protection system that automatically disconnects the input entry when excessive voltage or reverse polarity is detected.

Thermal Protection

Shadow Caster's unique thermal protection features a control system that detects internal temperature and adjusts energy production down to avoid damage.

Technical Specifications

Size 7" Outside Diameter x 1" Height
Operating Voltage 10-30 Volts DC w/consistent brightness
Current Draw 13 Amps @ 12 Volts 
Lumens  12000
Lamp Life 40,000 Hour
Housing Aluminum bronze with glass window
Cable Length 10' (3m)
Shadow Net Enableb
Warranty 1-Year
Country of Origin USA 
Power Supply Internal high effiency digital switching

Installing 3 or more lights? 

The Shadow Caster Power Distribution Box SCM-PD is an accessory recommended when installing 3 or more lights. This box can be used to distribute power and individually fuse multiple Shadow Caster Underwater Lights. It has ports for up to 6 lights, and each one has its own fuse and own connector.  Check out the Shadow-Caster Power Distribution Box SCM-PD



shadow caster