12v car plug wiring diagram. Includes guides for 7 pin 6pin 5 pin 12 pin 13 pin pin and heavy duty round plugs and sockets. Wiring the outlet is simply a matter of connecting a positive and negative wire from the battery to the back of the outlet. 12v switch panel wiring diagram wiring diagram is a simplified all right pictorial representation of an electrical circuitit shows the components of the circuit as simplified shapes and the facility and signal friends in the midst of the devices. Voltage drop is an issue to be considered and its for that reason that the conventional round or flat plugs which work well for items such as running lights and trailer brakes are not acceptable for battery charging.
Adding an extra 12 volt outlet really comes in handy when you want to plug in that charger and the other outlet is being used. Add an inline fuse in the positive wire and attach the negative wire. Another of the new basic skills family of short videos this one covers how to wire up a 12v accessory plug. Instead youll need something like an anderson plug which is a separate plug that can accept cable sizes such as iso 10 or larger.