Standard features module (WH3Q-DS) includes 13-pin sockets and 8 usable wires for each of them (2 x G8). The package is specially designed for FIAT DUCATO DOUBLE CAB tow truck and compatible with tow-trucks CITROEN JUMPER and PEUGEOT BOXER.

The kit includes wire harness of exact length(precisely for this car's model) and all accesoires for connection to the truck electrical system.


Module has all standard functions, that on top of all these basic functions it make possible eg.:

  • independent rear fog lights control the fog light (54G) on a car can be switched-off when it (54G) is still switching-on on a trailer;
  • damaged rear turn signal lights activate audio alarm(buzzer)


To the module can be connected (optionally) LED-RGY-500 - tri-colour LED indicator that inform driver about:

  • trailer auto-detection;
  • trailer's turn signal lights damage;
  • fog lights turning-on.



Details of set and regions of installation them are shown in photo gallery.

Kit contents
  • Main control unit 1 pc
  • Signal cables harness (7 inputs) 1 pc
  • Power cable harness 1 pc
  • Cable harness to sockets (short, indirect) 1 pc
  • Main cable harness to two sockets 1 pc
  • Socket G13 2 pcs
  • Mounting set 1 set
  • Screw set 2 sets
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)
Trailer/camper connection auto-detect(bulb lamps)
Trailer/camper connection auto-detect(LED)
Trailer turn signal lamps failure detection
Trailer reverse light control
Alerts & Notifications
Trailer connection notification
sound signal; LED-RGY-500 (option)
Trailer turn signal failure
sound signal; LED-RGY-500 (option)
Trailer/caravan fog lights switching on/off notification
sound signal; LED-RGY-500 (option)
Car rear 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
1,5 m
Length of cable harness to the socket
6,0+3,5 m
Technical data
Power supply voltage
10-18 V
Position lights output power, max
(each of side) 3 x 5 W
Stop lights output power, max
3 x 21 W
Turn signal output power, max
(each of side) 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