Wiring Guide.

Types of Horse Trailer plugs available and general description.

7 pin 12N

• This is commonly known as ‘N’ type
• It is normally black plastic or it is available in aluminium
• It has 7 wires for lights sufficient to make a trailer legal
• Reverse lights cannot be operated from this.

7 pin 12S

• This is commonly Known as  ‘S’ Type
• The plugs are grey plastic and the sockets are black plastic with a grey lid
• It has 7 wires which are power for a caravan and reverse lights

13 pin

• These are known as euro plugs
• They are black plastic
• These combine all the items in N and S type

There are other plugs available but those shown above are the ones that are regularly used on 12v cars and caravans.

Wiring diagrams

‘N’ type

1. Yellow                L/H indicator
2. Blue                    Fog light
3. White                  Earth
4. Green                  R/H indicator
5. Brown                 R/H tail / side light
6. Red                     Brake lights
7. Black                   L/H tail / side light

See our stock link for replacement electric plugs all which are delivered with a hard copy of the wiring guide

www.horsetrailerpartsdirect.co.uk/horse-trailer-accessories/electrics/plugs-and-sockets