Selected warehouse item: Double Fury 4 LED Dual Function Crystal Watermelon Light – Red & White. Original item SKU: 36174. Ships from our Canadian warehouse while stock remains available.
Product Overview
This model features a crystal-cut polycarbonate lens, giving it a more faceted, high-end appearance compared to smooth watermelon lenses. It blends classic dome styling with sharper LED dispersion and a more refined finish.
Perfect for:
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Sleeper panel lighting rows
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Rear cab lighting
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Trailer perimeter lighting
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Livestock and utility trailers
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Show trucks and custom builds
The clear crystal lens enhances brightness while maintaining a clean, polished look when unlit.
Key Features & Benefits
Four High-Intensity Dual-Function LEDs
Delivers bright, energy-efficient illumination in both primary and secondary circuits for maximum flexibility.
Crystal Polycarbonate Lens
Injection-molded crystal lens provides:
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Enhanced light diffusion
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Impact resistance
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Long-term clarity
Chrome Plastic Bezel
Adds a polished, finished appearance that complements stainless and chrome trim.
Epoxy-Sealed Housing
Fully sealed to protect against:
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Moisture intrusion
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Dust
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Salt exposure
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Heavy vibration
IP67 Water Resistance
Engineered for demanding trucking environments and harsh weather conditions.
Secondary Override Wiring
Independent secondary circuit allows flexible custom wiring setups.
Performance / Compatibility / Use-Case
This Double Fury crystal watermelon light includes two independently controlled LED circuits:
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Primary LED: Red – DOT/SAE compliant for rear clearance/marker use
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Secondary LED: White – Activates separately and overrides the primary when powered
When both circuits receive power, the white LED overrides the red LED, allowing:
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Auxiliary lighting
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Accent lighting
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Work light enhancement
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Custom switch-controlled configurations
⚠️ Secondary white LED is typically intended for auxiliary or off-road use only. Confirm local regulations before public-road installation.
This 1-1/8″ Crystal Double Fury clearance light is ideal for:
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Semi-trucks and big rigs
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Commercial and utility trailers
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RVs and buses
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Custom and show builds
The primary red LED meets DOT/SAE FMVSS 108 standards for clearance/marker use when installed properly. The secondary white LED is generally used for auxiliary or accent lighting.
Installation / Fitment / Technical Details
Item Number: (Reference product page SKU if needed)
LED Count: 4 Dual-Function LEDs
Lens Diameter: 1-1/8″
Mounting Hole Required: 3/4″ Diameter
Voltage: 12V DC
Water Rating: IP67
Compliance: DOT / SAE, FMVSS 108 (Primary Only)
Warranty: 3 Years
4-Wire Hookup (Male Bullet Plugs)
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White = Ground (-)
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Red = Primary High (+)
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Black = Primary Low (+)
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Yellow = Secondary (+)
Allows independent control of both brightness levels and the secondary override function.
Build Quality / Warranty
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Injection-molded crystal polycarbonate lens
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Chrome plastic bezel
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Epoxy-sealed electronics
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Threaded stud installation with nylon nut
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Designed for vibration-heavy commercial environments
This is a professional-grade clearance light engineered for real-world trucking—not just appearance.
Warranty: 3-year manufacturer warranty.
What’s Included
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(1) Double Fury 4 LED 1-1/8″ Crystal Watermelon Light – Red & White LED
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Nylon mounting nut with threaded stud
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Installation hardware included
Frequently Asked Questions
What is the difference between crystal and standard watermelon lenses?
Crystal lenses feature a faceted design that enhances light dispersion and gives a sharper, more premium look compared to smooth dome lenses.
What does “Double Fury” mean?
Double Fury refers to the dual-color LED configuration with independent primary and secondary circuits. The secondary color overrides the primary when activated.
Is this light street legal?
The primary red LED is DOT/SAE compliant for rear clearance/marker use when installed properly. The white secondary LED is typically intended for auxiliary/off-road use.
Does this require a 1-1/8″ mounting hole?
No. The lens measures 1-1/8″, but installation requires a 3/4″ mounting hole.
Is this light waterproof?
Yes. It is rated IP67 and features epoxy-sealed electronics for moisture protection.
Can I wire the white LED to a separate switch?
Yes. The yellow wire allows independent control of the secondary LED, making it ideal for custom switch setups.
Crystal Clarity. Dual-Color Impact. Built to Perform.
The Double Fury 4 LED 1-1/8″ Crystal Watermelon Light – Red & White delivers premium styling, flexible dual-color control, and dependable commercial-grade durability. Ideal for drivers who want compliance, customization, and maximum visual impact in one high-performance clearance light.
