Western Towing Home Page
3 Marsh Green Road North,
Marsh Barton, EXETER, EX2 8NY
01392 216336
Jetty Marsh Road,
Jetty Marsh, Newton Abbot, TQ12 2SL
01626 355115

Conversion Lead Wiring Chart (EXL7)

Conversion Lead 12N/12S Plugs to 13 Pin Socket.
This Conversion lead is wired to the following table.
Please check compatibility with your vehicle and caravan

The contact allocations shown are to the quoted international standards.

I.S.O 1724
7 Pin 12N Plug
I.S.O 11446
13 Pin Socket
Contact number FUNCTION Cable Spec. CONNECTION Contact number FUNCTION
1 L/H Indicator 0.65mm Connected to 1 L/H Indicator
2 Rear Fog Lamps 0.65mm Connected to 2 Rear Fog Lamps
3 Earth Return 0.65mm Connected to 3 Earth Return
4 R/H Indicator 0.65mm Connected to 4 R/H Indicator
5 R/H Tail & No.Plate 0.65mm Connected to 5 R/H Tail & No.Plate
6 Stop Lamps 0.65mm Connected to 6 Stop Lamps
7 L/H Tail & No.Plate 0.65mm Connected to 7 L/H Tail & No.Plate
I.S.O 3732
7 Pin 12S Plug
1 Reversing Lamps 1.5mm Connected to 8 Reversing Lamps
2 Coding Coupled Trailer 1.5mm Connected to 12 Coding Coupled Trailer
3 Earth Return (contact 4) 1.5mm Connected to 13 Earth Return ( for contact 9)
4 Power Supply Steady 1.5mm Connected to 9 Power Supply Steady
5 No Allocation 1.5mm Not Wired
6 Power Supply Switched 1.5mm Connected to 10 Power Supply Switched (Fridge)
7 Earth Return (contact 6) 1.5mm Connected to 11 Earth Return (for contact 10)

Western Towing Towbar & Trailer Centres Western Towing Logo 01392 216336 3 Marsh Green Road North, Marsh Barton, Exeter, Devon, EX2 8NY Jetty Marsh Road, Newton Abbot, Devon, TQ12 2SL 4.00 to 5,000.00 is rated 4.9 stars by Reviews.co.uk based on 419 reviews