Glass is Class Gen 2 Red Lens / White LED Watermelon Light – Dual-Color Marker & Signal
Dual-function watermelon light with red tempered glass lens and AlphaFit G2 white LED. Designed for marker and signal applications with lighter red output, advanced thermal control, and full 12V/24V compatibility.
Dual-Function AlphaFit G2 LED System
Three-wire LED system enables independent marker and signal operation.
Features include:
- 15W low-power mode (marker/running light)
- 20W high-power mode (brake/turn or constant output)
- Straight PCB LED architecture for uniform beam output
Delivers consistent illumination without diode-style hot spots or voids.
Red Glass Lens with White LED Output
Tempered red glass lens paired with a white LED chip for a lighter red output.
Key characteristics:
- Red glass with radial prism (starburst) optics
- Produces a brighter, lighter red compared to red/red configuration
- Even beam distribution with no pixelation
Maintains a clean, vivid red appearance suited for modern builds.
Advanced Thermal Management System
Designed for continuous high-output operation.
Cooling system includes:
- Oversized anodized aluminum housing
- Integrated heat sink fins
- Internal high-speed cooling fan
- Copper-based thermal transfer through LED base
Supports sustained operation at full output without thermal drop-off.
Positive-Pressure Venting & IP68 Sealing
Sealed housing with active moisture control.
Features include:
- Internal fan generates positive pressure
- Four PTFE one-way vent valves
- Thick silicone gasket sealing lens to housing
- IP68-rated protection against water and dust
Prevents condensation and maintains internal clarity.
12V / 24V Dual Voltage Compatibility
Compatible with both automotive and heavy-duty electrical systems.
- Operates on 12V and 24V without modification
- No external resistors or converters required
Suitable for semis, pickups, tractors, and custom builds.
Standard H11 Bulb Platform
Uses replaceable AlphaFit G2 LED bulb with H11 base.
Benefits include:
- Easy bulb replacement or upgrades
- No need to replace full housing
- Standardized connection platform
Application & Use Cases
Designed for:
- Marker and brake/turn lighting
- Cab and air cleaner lighting
- Show trucks and custom builds
High-output configuration is best suited for off-road and display use.
Installation & Fitment
- 3-wire harness: ground, marker (low), brake/turn (high)
- Standard watermelon light mounting footprint
- Fits most aftermarket brackets (sold separately)
No additional modules required for standard operation.
Build Quality & Materials
- Tempered red glass lens
- Anodized aluminum housing
- Active + passive cooling system
- PTFE venting system
- Silicone sealing gasket
Designed for durability in vibration, heat, and harsh environments.
What’s Included
- 1 × Glass is Class Gen 2 Red Lens / White LED Watermelon Light (pre-assembled)
- 1 × Pre-installed AlphaFit G2 LED bulb (H11, dual-function)
- Integrated cooling fan and heat sink system
- Pre-wired 3-wire harness (ground, marker, brake/turn)
Note: Mounting bracket sold separately.
Warranty Coverage
Backed by a 1-year limited warranty from BTS Lighting.
















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