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Towbars
Dash Cameras

Unit 3 Elm Business Units
67 Chartwell Road
Lancing Business Park
BN15 8FD

​​​​​​​​​​​​Copyright Towbex LTD  ©  EST 1986 - 2017 

 

01903 854770

Mon - Fri 9am - 5pm

​Saturday - Appointment only

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relay
13 pin socket

Rear Audible Relay

The audible relay should be wired in conjunction with the 12N socket. Its function is to sound a buzzer when the indicators are operated giving the driver an indication that the indicators are working correctly on the trailer/caravan.

split charge relay

12S Fitting Instructions

The function of the 12S socket is to provide a permanent live feed for the interior lights of the caravan, and 2 ignition live feeds for the fridge and battery charging. Reverse lights are also controlled from this socket. A split charge relay should be used in conjunction with the wiring procedure

Wiring Diagrams

Volton Combi Relay

The Volton Combi relay has been designed to switch a positive 12 volt supply from the towing vehicle's battery/alternator power source to the towed unit's supplementary power system, without draining the battery of the towing vehicle.

13 Pin Socket

The function of the 13 pin socket is the same as the 12N & 12S combined in one socket

12n socket
12S socket

12 N Socket Kit

The function of the 12N socket is to operate all the lights on the trailer/caravan ie side lights, brake lights etc. If the vehicle is multiplexed then an interface relay part no: ZR1328A should be used in conjunction with the wiring

Interface Relay

The Towing Interface Relay prevents any faults on, or the additional load of the towed unit’s road lights system damaging the towing vehicle’s road lights system. Designed to switch power directly from the towing vehicle’s battery/alternator to the towed

interface relay

Towbex towbars

Towbex LTD

Towbar fitting

Towbex LTD
67 chartwell road lancing business park
LancingWest Sussex BN15 8FD
England

Tel: 01903 854770