Module with basic functionality (WH2Q-L) with 13-pin's socket (G13) and "completly" cabling (include "permanent plus" and "caravan battery load curcuit"). Kit contains all accessories for connection of module to the car's electric system - and socket G13. Like whole series - this module have integrated all-in-one socket which makes an installation easier.


Digital WH2Q-L module is a successor of canceled analogue module WH2L and takes over all it advantages and functions.

Also installation/connection diagrams are equivalet 1:1 in terms of colors of wires, plugs and connections.


Module "copy" signals of lights from car to socket of the trailer.


NOTE: Circuit of load caravans battery should be equipped with necessary elements - by own. Sample diagram of these (optional) connections ("relay circuit") is in basic documentation.


Exclusive distributor of WH2Q series is: DGH System

Product requires to be installed by specialized workshop - read here.

  • Product's EAN code: 5907662621039
Kit contents
  • Main control unit 1 pc
  • Integrated wire harness (all-in-1-plug) 1 pc
  • Socket G13 1 pc
  • Mounting set 1 set
  • Screw set 1 set
  • Installation manual 1 pc
Module main features
Current load inputs
≤2 mA
LED lights and single filament bulbs support (car)
Working with cars which use pulse width modulation (PWM) for powering lamps
LED lights and filament bulbs support(trailer)
Ability to control of park sensors module in car
Trailer reverse light control
Permanent power supply to trailer socket
Trailer battery charging circuit
Alerts & Notifications
Trailer connection notification
Car rear fog-lights control modes
Trailer fog lights control modes
Trailer fog light sequential(independent) control
Car rear fog lights cut-off
Features of electric cable harness
Length of power harness
5,0 m
Length of cable harness to the socket
1,7 m
Length of input signals cable harness
L=1,0 R=3,0 m
Technical data
Power supply voltage
10-18 V
Position lights output power, max
(each of sides) 3 x 5 W
Stop lights output power, max
3 x 21 W
Turn signal output power, max
(each of sides) 21+10 W
Fog-light output power, max
21 W
Reverse lights output power, max
21 W
Kit equipment
Complete bundle of towbar with installation accessories