13-PIN UNITRAILER trailer towbar socket with rubber cover

13-PIN UNITRAILER TL0074 trailer towbar socket

The 13-PIN trailer towbar socket is an essential piece of equipment for making electrical connections between a vehicle and a trailer. This socket operates on 12V and is compatible with most European passenger cars and vans.

With 13 pins the socket offers full functionality for all standard trailer lighting requirements including brake lights, turn signals, position lights, plus additional functions such as powering the trailer's interior lighting or connecting to the ABS system.

The socket is made of durable materials resistant to weather conditions and mechanical damage, which ensures long-term and reliable use. The socket is easy to install, and its universal design allows for easy installation on various types of towbars. This is an ideal solution for people who need a solid and effective electrical connection when towing trailers.

A rear rubber cover is included in the set.

What do the different colors mean in a 13 PIN plug?

• Left turn signal - Color: yellow (1)
• Fog lights - Color: blue (2)
• Ground for turn signal, fog light, tail light, brake, reverse and test circuits - Color: white (3)
• Right turn signal - Color: green (4)
• Position right - Color: brown (5)
• Braking - Color: red (6)
• Left side + license plate - Color: black (7)
• Reversing - Color: Pink (8)
• Continuous power supply - Color: orange (9)
• Ignition switch controlled power supply - Color: gray (10)
• Ground for ignition switch controlled power supply circuit - Color: white/black (11)
• Trailer Connection Test - Color: White/Blue (12)
• Ground for continuous power supply circuit - Color: white/red (13)