MICROMEL • LIGHTS SENDER • TOWBAR WIRING MODULES

Universal Towbar Wiring Modules — 7-Pin & 13-Pin | MICROMEL Lights Sender
Universal electronic towbar wiring modules for 7-pin and 13-pin trailer sockets. MICROMEL Lights Sender modules control trailer lighting in modern 12 V vehicle electrical systems, including LED lamps and PWM lighting signals. The analog design requires no vehicle coding, dedicated software or periodic software updates.

Towbar wiring modules for 7-pin and 13-pin trailer installations
Choose from universal 7-pin towbar wiring modules, 13-pin towbar wiring modules and the TCBM-Sender trailer battery charging control module. Lights Sender products support conventional trailer lamps, LED lighting and PWM-controlled vehicle lighting signals.
01 • 7-PIN

LIGHTS SENDER 1
7-Pin Towbar Wiring Modules — Lights Sender 1
Universal analog trailer wiring modules for 7-pin towbar sockets. Lights Sender 1 controls trailer road lighting and works with modern vehicle lighting systems, including LED lamps and PWM signals. Versions are available with PDC parking-sensor control and without PDC control. No vehicle coding or software updates are required.
View 7-pin towbar modules→02 • 13-PIN

LIGHTS SENDER 2
13-Pin Towbar Wiring Modules — Lights Sender 2
Universal electronic towbar wiring modules for 13-pin trailer sockets. Lights Sender 2 controls trailer lighting and supports additional 13-pin installation functions. The modules work with modern vehicle lighting systems, including LED lamps and PWM-controlled signals, with variants supporting PDC parking-sensor control.
View 13-pin towbar modules→03 • TCBM

TCBM-SENDER
TCBM-Sender — Trailer Battery Charging Control Module
Automatic control module for a trailer or caravan battery charging circuit. TCBM-Sender detects operation of the vehicle charging system and automatically controls the trailer battery charging supply. It is designed for 13-pin towbar installations and caravan auxiliary-power systems.
View TCBM-Sender→Universal trailer wiring solutions for modern vehicles
MICROMEL develops electronic towbar wiring modules for professional trailer-lighting installations. The Lights Sender range includes universal solutions for 7-pin and 13-pin trailer sockets, LED and PWM vehicle lighting systems and PDC parking-sensor control. For 13-pin caravan installations, TCBM-Sender provides automatic control of the trailer battery charging circuit. The analog architecture eliminates the need for module programming and periodic software updates.





