SC3-GW-ALTB - Shadow Caster SC3 Underwater LED Light GW 12v | Aztek Computers
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SKU: HXI2J5CJNK |  Mfg. Part: SC3-GW-ALTB  | UPC: 850024342668  |  0 Reviews  |     Share

SC3-GW-ALTB - Shadow Caster SC3 Underwater LED Light GW 12v Aluminum Pontoon

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Condition: New

$169.80  $229.23
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Product Overview

Shadow Caster SC3 Great White Aluminum Pontoon Underwater Light

Model: SC3-BB-ALTB
  • Proprietary clear gel-filled design, injected through entire unit - eliminates condensation and/or water intrusion under stress
  • Tough, scratch resistant, tempered glass lens with hard anodized aluminum housing - impervious to acetone, solvents and demanding marine environments
  • Transient surge and reverse polarity protection - dramatically prolongs unit life
  • Integrated thermal protection for safe operation out of water

The SHADOW-CASTER™ SC3-ALTB 3" underwater pontoon boat light is designed for pontoon boat bracket mounting. The SC3-Pontoon light with its small 3" diameter and single bolt installation make it the ideal light to compliment your aluminum hull pontoon boat. The glass window and aluminum design combined with the SHADOW-CASTER’™ made in America design make this the ideal choice for pontoon boats.

*Note: the SC3-ALTB is designed for freshwater use on trailer and lift kept boats only.

Specifications
LumensUp to 3,000 lumens
Beam Angle120° beam angle
Current draw1.5 amps continuous current draw
Voltage12 volt input
Diameter3" (76 mm) OD
Waterproof RatingIP68 fully submersible waterproof design

What's in the Box:
  • SC3-GW-ALTB Light
  • 3' Cable
  • 0.75-16 Mounting nut, washer and rubber gasket



Expert Overview

The Shadow Caster SC3 Underwater LED Light (part number SC3-GW-ALTB) is a 12V aluminum pontoon light designed for freshwater use on trailer and lift-kept boats. This unit provides up to 3,000 lumens with a 120-degree beam angle, drawing 1.5 amps. Its construction features a clear gel-filled design to prevent condensation and water intrusion, along with a scratch-resistant, tempered glass lens and hard anodized aluminum housing for durability in marine environments. The light is equipped with transient surge and reverse polarity protection to extend its operational life, and integrated thermal protection allows for safe operation out of water. With a 3-inch diameter and single-bolt installation, it is suitable for pontoon boat bracket mounting, offering an IP68 fully submersible waterproof design.

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
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  • Updated:
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  • Shadow Caster
  • SC3-GW-ALTB
  • B0D649J9MZ
  • 850024342668
  • New
  • 3 lbs
  • 5 X 5 X 5
  • Jul 21, 2026
  • Apr 14, 2026
Product Identifiers: Brand: Shadow Caster • Part #: SC3-GW-ALTB • UPC: 850024342668 • ASIN: B0D649J9MZ • Category: Lights

Frequently Asked Questions

What is the intended use environment for this light?

The SC3-GW-ALTB is designed for freshwater use on trailer and lift-kept boats only. It is not specified for saltwater or continuously submerged applications.

What items are included in the box with the light?

The box contains the SC3-GW-ALTB Light unit, a 3-foot cable, and the necessary 0.75-16 mounting nut, washer, and rubber gasket for installation.

What are the key electrical specifications for this light?

This light operates on a 12-volt input and has a continuous current draw of 1.5 amps. It provides up to 3,000 lumens of light output.

What mounting method does this light utilize?

The SC3-GW-ALTB is designed for pontoon boat bracket mounting and features a small 3-inch diameter with a single-bolt installation for attachment to aluminum hulls.

SC3-GW-ALTB - Shadow Caster SC3 Underwater LED Light GW 12v Aluminum Pontoon

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$169.80