Glass is Class Gen 2 Clear Lens / Amber LED Watermelon Light – Dual-Function Marker & Signal
Dual-function watermelon light with clear tempered glass lens and AlphaFit G2 amber LED. Designed for high-output marker and signal applications with improved beam clarity, thermal management, 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 (turn signal or constant output)
- Straight PCB LED design for uniform light distribution
Delivers consistent output with no center voids or diode shadowing.
Clear Glass Lens with Amber LED Output
Clear tempered glass lens allows the amber LED to project without color filtering.
Key characteristics:
- Clear glass with radial prism (starburst) optics
- Produces a bright, clean amber output
- Even beam distribution with no hot spots
Provides a sharper, more vivid amber appearance compared to tinted lens designs.
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
Maintains stable performance under sustained high-power use.
Positive-Pressure Venting & IP68 Sealing
Sealed housing with active moisture management.
Features include:
- Internal fan creates positive pressure
- Four PTFE one-way vent valves
- Thick silicone gasket sealing lens to housing
- IP68-rated water and dust protection
Prevents condensation and internal fogging in variable climates.
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, agricultural, and off-road equipment.
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:
- Cab and air cleaner lighting
- Marker and signal lighting
- Show trucks and custom builds
High output and beam characteristics make it best suited for off-road and display use.
Installation & Fitment
- 3-wire harness: ground, marker (low), signal (high)
- Standard watermelon light mounting footprint
- Fits most aftermarket brackets (sold separately)
No additional modules required for standard operation.
Build Quality & Materials
- Clear tempered glass lens
- Anodized aluminum housing
- Active + passive cooling system
- PTFE venting system
- Silicone sealing gasket
Designed for long-term durability in vibration, heat, and harsh environments.
What’s Included
- 1 × Glass is Class Gen 2 Clear Lens / Amber 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, signal)
Note: Mounting bracket sold separately.
Warranty Coverage
Backed by a 1-year limited warranty from BTS Lighting.

















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