Series of universal modules for basic/simple use (when enought simple "copy lights" from car to the trailer) but also with advanced functionality ("buil-in logic", signalling some of status/malfunction, output for PDC steering).
It's characterised by integrated in the one socket all connections to the module (for all wires). This makes an installation easier.

There are available kits with all sockets - G7, G13-8 and G13.

Exclusive distributor of WH2Q series is DGH System.

WH2Q-S-G13
Module with standard functionality (WH2Q-S) with 13-pin socket (G13). 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.
standard system - for typical passenger cars suitable to the 13-pin plug of the trailer trailer reverse lights control LED/bulb lamps support, PWM control trailer LED/bulb lamps support recognition of PWM steering of car lamps (digital method) trailer rear fog lights turning-on audio information independent rear fog lights control audio information about trailer connecion and disconnection trailer's turn signal lights damage datection and audio notification socket for tri-colour LED indicator output for enabling of switching off PDC signalization in car OPTION: additionally variants of stitching off PDC signalling using separatelly PDC-OFF modules supply voltage (+12V) is permanently brought out in the socket contains separately circuit for trailer battery charging
WH2Q-S-G8
Digital towbar module with 8 wires in 13-pin's socket (G8) - for freight trailers or for bike racks for towbar. 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.
standard system - for typical passenger cars suitable to the 13-pin plug of the trailer (used 8-pins) trailer reverse lights control LED/bulb lamps support, PWM control trailer LED/bulb lamps support recognition of PWM steering of car lamps (digital method) trailer rear fog lights turning-on audio information independent rear fog lights control audio information about trailer connecion and disconnection trailer's turn signal lights damage datection and audio notification socket for tri-colour LED indicator output for enabling of switching off PDC signalization in car OPTION: additionally variants of stitching off PDC signalling using separatelly PDC-OFF modules
WH2Q-S-G8-RAV4
Digital towbar module with 8 wires in 13-pin's socket (G8) - for freight trailers or for bike racks for towbar. Kit contains complete cable harness, trailer socket G13 (with 8 pins active to trailers lamp) and accessories. This set is dedicated for Toyota RAV4 (gen.5 2019>), Highlander (gen.4 2020>) and Suzuki Across (2020>). It use factory socket in car for connection cable harness. For this reason installation pedriod is simpler and faster.
standard system - for typical passenger cars suitable to the 13-pin plug of the trailer (used 8-pins) using of factory connector in car trailer reverse lights control LED/bulb lamps support, PWM control trailer LED/bulb lamps support recognition of PWM steering of car lamps (digital method) trailer rear fog lights turning-on audio information independent rear fog lights control audio information about trailer connecion and disconnection trailer's turn signal lights damage datection and audio notification socket for tri-colour LED indicator output for enabling of switching off PDC signalization in car OPTION: additionally variants of stitching off PDC signalling using separatelly PDC-OFF modules
WH2Q-S-G7
Module with standard functionality (WH2Q-S) with 7-pin's socket (G7). Kit contains all accessories for connection of module to the car's electric system - and socket G7. Like whole series - this module have integrated all-in-one socket which makes an installation easier.
standard system - for typical passenger cars suitable to the 7-pin plug of the trailer LED/bulb lamps support, PWM control trailer LED/bulb lamps support recognition of PWM steering of car lamps (digital method) trailer rear fog lights turning-on audio information independent rear fog lights control audio information about trailer connecion and disconnection trailer's turn signal lights damage datection and audio notification socket for tri-colour LED indicator output for enabling of switching off PDC signalization in car OPTION: additionally variants of stitching off PDC signalling using separatelly PDC-OFF modules
WH2Q-L-G13
Module with basic functionality (WH2Q-L) with 13-pin socket (G13). 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.
standard system - for typical passenger cars suitable to the 13-pin plug of the trailer trailer reverse lights control LED/bulb lamps support, PWM control trailer LED/bulb lamps support recognition of PWM steering of car lamps (digital method) directly steering of fog-light of trailer supply voltage (+12V) is permanently brought out in the socket contains separately circuit for trailer battery charging
WH2Q-L-G8
Module with basic functionality (WH2Q-L) with 8 wires in 13-pin's socket. 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.
standard system - for typical passenger cars suitable to the 13-pin plug of the trailer (used 8-pins) trailer reverse lights control LED/bulb lamps support, PWM control trailer LED/bulb lamps support recognition of PWM steering of car lamps (digital method) directly steering of fog-light of trailer
WH2Q-L-G7
Module with basic functionality (WH2Q-L) with 7-pin's socket (G7). Kit contains all accessories for connection of module to the car's electric system - and socket G7. Like whole series - this module have integrated all-in-one socket which makes an installation easier.
standard system - for typical passenger cars suitable to the 7-pin plug of the trailer LED/bulb lamps support, PWM control trailer LED/bulb lamps support recognition of PWM steering of car lamps (digital method) directly steering of fog-light of trailer