Classic / Historic Car / Kit Car Number Plate Light - Black Surround - Demon Tweeks - GE85B
These Demon Tweeks number plate lights are designed to mount on to a flat plate/panel with a rubbe...These Demon Tweeks number plate lights are designed to mount on to a flat plate/panel with a rubber gasket between the two for sealing it against water ingress. The bulb is housed inside a plastic lens. This will replace many classic numberplate lights from the 1930's - 70's, or would equally look at home on a kit car build such as a Locost, Caterham, Westfield etc. The plastic surround is finished in either black or Chrome. It is 12V and measures 110mm x 47mm.
This Demon Tweeks number plate light, model GE85B with a black surround, is ideal for owners of classic cars, historic vehicles, or kit car builders seeking an authentic period-correct lighting solution. Its primary benefit is providing a secure, weather-sealed illumination for license plates that complements vintage aesthetics. A potential consideration is that it requires a flat mounting surface and is a 12V system, necessitating compatible wiring.
All features
Model Part Number
GE85B
Brand
Demon Tweeks
Extended Product Information
FAQs
What voltage is this number plate light?
This Demon Tweeks number plate light is designed for a 12V DC electrical system.
Does it come with a bulb?
Typically, classic-style number plate lights are sold without the bulb. Please check the product packaging or retailer listing for confirmation.
How do I ensure it's waterproof?
The light includes a rubber gasket. Proper installation on a flat surface with evenly tightened screws is crucial for an effective seal against water ingress.
Can this be used on a modern car?
While designed for classic and kit cars, it can be used on modern vehicles if the 12V system is compatible and the aesthetics are desired. However, ensure it meets all local regulations for number plate illumination.
What are the exact dimensions?
The light measures 110mm in length and 47mm in width.
What kind of cars is this suitable for?
It is ideal for classic cars (1930s-70s), historic vehicles, and custom kit car builds such as Locost, Caterham, and Westfield models.
How is the black surround finished?
The surround is finished in black plastic, providing a durable and classic appearance.
Troubleshooting
Light does not illuminate
Check the 12V power and ground connections. Ensure the bulb is correctly seated and functional. Verify the vehicle's fuse for the number plate light circuit is intact.
Water ingress around the gasket
Ensure the mounting surface is perfectly flat. Re-seat the rubber gasket and tighten mounting screws evenly. Inspect the gasket for damage or wear and replace if necessary.
Flickering light output
Inspect wiring for loose connections or intermittent breaks. Check the bulb base for corrosion and ensure it makes good contact. If using an LED bulb, ensure compatibility with 12V DC systems.
Plastic surround faded or cracked
This can occur due to prolonged UV exposure. Protect the light with a UV-resistant automotive protectant spray. If damage is significant, consider replacing the unit.
Pros and Cons
Pros
Authentic vintage aesthetic for period vehicles and builds.
Effective weather sealing with the included rubber gasket.
Designed for easy installation on flat panels.
Versatile for both classic car restoration and modern kit car projects.
Cons
Requires a flat mounting surface.
12V system only, not compatible with older 6V systems without modification.
Bulb is housed within the lens; replacement may require lens removal.
Finish is specifically black, limiting color options.
Setup, Compatibility & Care
Setup:
Prepare Mounting Surface: Ensure the area where the light will be mounted on the vehicle's panel is clean, dry, and perfectly flat.
Position Gasket: Place the rubber gasket onto the mounting surface or the back of the light unit, aligning it with the screw holes.
Wire Connections: Connect the 12V power and ground wires to the appropriate terminals on the light. Ensure secure and insulated connections.
Mount Light: Position the light unit over the gasket and secure it using screws through the designated holes. Tighten screws evenly to ensure a uniform seal.
Install Bulb: If not pre-installed, insert the correct bulb type into the socket within the lens.
Compatibility:
Voltage: This light operates on a 12V DC electrical system. It is not directly compatible with 6V systems without a voltage converter.
Mounting: Requires a flat, solid surface for proper sealing. Not suitable for curved or uneven panels.
Bulb Type: Consult the product packaging or manufacturer for the specific bulb type required. (Note: Bulb often sold separately).
Care:
Cleaning: Clean the plastic lens and surround with a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the plastic or finish.
Inspection: Periodically check the rubber gasket for signs of degradation and ensure the mounting screws remain snug to maintain the weather seal.