BAY15d 18/5W 6V Bulb
BAY15d 18/5W 6V Bulb
Information
Information
TAIL LIGHT / STOP LIGHT BULB
- Base: BAY15d (15mm diameter, offset pins)
- Type: P18/5W
- Power: 18/5W
- Voltage: 6V
Overview:
The BAY15d 18/5W 6V BOSMA bulb is a dual-filament lamp designed for 6V vehicle tail and stop lights. It offers two levels of illumination: one filament for the parking/tail light and a more powerful filament for the stop light. With a 15mm diameter base and two offset pins, this bulb is easy to install and compatible with a wide range of vintage vehicles.
Technical Specifications:
- Dual filament for distinct functions (parking/tail light and stop light).
- Base with two contacts underneath: one for each lighting function.
- The metal base acts as the negative pole or ground.
Compatibility and Options:
This bulb is equivalent to the P21/5W in terms of dimensions and design, but it has a slightly less powerful stop light filament (18W instead of 21W). This makes it an ideal option for vehicles where moderate illumination is preferred.
Applications:
- Tail lights / parking lights
- Stop lights
- Vintage vehicles equipped with 6V electrical systems
Why choose this bulb?
- Universal compatibility: Standard BAY15d base, easy to install.
- Dual function: A single bulb for both tail and stop lights.
- Economical solution: Ideal for vintage vehicles requiring 6V lamps.
- BOSMA quality: Renowned for its reliable and durable products.
The BAY15d 18/5W 6V BOSMA bulb is an excellent alternative for those seeking a high-performance lamp suitable for 6V electrical systems. Whether for a classic car or a tractor, this bulb ensures optimal visibility while respecting the original characteristics of the vehicle.

