Frequently Asked Questions
Common questions about marker lights for trucks and trailers.
Are marker lights required in the UK?
Certain commercial vehicles are required to use marker lights to help meet visibility and road safety requirements. The exact lighting setup depends on vehicle type, size, and application.
What colour marker lights should I use?
Are LED marker lights better?
In most cases, yes.
LED marker lights are typically brighter, more energy-efficient, and longer-lasting than traditional bulb alternatives, making them a strong choice for commercial vehicles.
What are end-outline marker lights used for?
End-outline marker lights are used to help define the outer edges of larger vehicles. They make the width and height of the vehicle easier to see, especially in poor visibility or at night.
What is the difference between marker lights and side lights?
Marker lights are used to show the size, position, or outline of a vehicle, while side lights are generally part of the vehicle’s standard lighting system. The exact use can vary depending on the application and vehicle type.
Are LED marker lights road legal in the UK?
LED marker lights can be road legal in the UK when correctly specified and fitted for the right application. It is important to choose suitable products and ensure they are installed in line with applicable vehicle lighting requirements.
Where should marker lights be fitted on a trailer?
Marker lights can be fitted at the side, front, rear, or as end-outline lights, depending on the
trailer design and visibility requirements. Placement should always suit the intended use and relevant regulations.
What voltage marker lights do I need?
The correct voltage depends on your vehicle’s electrical system. Always check the product specification and match the marker light to your vehicle’s required voltage before installation.
How do I choose the right marker light for my vehicle?
Start by checking the mounting position, required lens colour, voltage, size, and installation method. You should also consider visibility, durability, and whether
LED is the best option for your application.