How to wire a rocker switch to a circuit is a common query many people have. There is the basic on/off rocker switch that we’re are all familiar with but not everybody knows how to wire, and then there’s also the lighted variety that even less people may know how to wire up!
Rocker switch
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Below you’ll find a basic on/off rocker switch wiring diagram as well as an easy to understand illuminated rocker switch wiring diagram so no matter what your needs, after reading this, you’ll want to put switches on all your LEDs by yourself. And you can because it’s so simple and you’ll find everything you need to know about it right here.
2 Pins Rocker switch wiring diagram
This is the most basic type of switch – the On/Off rocker switch,
It has just 2 pins:
3 Pins LED rocker switch wiring diagram
For the LED rocker switch, pay careful attention to the position of your ground, power and acc pins, follow the diagram below, and you should have no problems wiring a LED rocker switch:
OEM style rocker switch wiring diagram
This switch also has a built-in LED that lights up when it’s in the on position, so if you’ve purchased one of these, below is a wiring diagram showing how you would go about wiring this particular light switch, remember to pay careful attention to the markings on the pins:
Rocker Switch Internal Construction Diagram
We will now go over the wiring diagram, so that you can know how rocker switches are internally constructed.
This will help you visualize how rocker switches work, so that you can know how to connect them.
Below is the internal construction of a SPST rocker switch:
SPST Rocker Switch Wiring Diagram
Now that you have an idea how rocker switches are constructed internally, let’s go over the wiring diagram, so that you will now how to connect a rocker switch to a circuit.
As shown below, rocker switches have 3 electrical connections.
The diagram below represents the schematic diagram for a SPST rocker switch:
This translates into the following model in a real life rocker switch:
Below are the 3 pins that form electrical connection with a circuit, each described with their function in the circuit:
| Electrical Connections | Function |
| Power | This is the pin where the rocker switch receives its voltage. |
| Accessories | This is the pin that connects to the load of the circuit, whatever the rocker switch turns on when it’s switched on. Ex: lights, motor, etc. |
| Ground | This is the pin that connects to the ground of the circuit. |
Now these are the 3 pins which establish electrical connection to the circuit we are wiring the rocket switch to.
There is the pin which receives the power. There is the pin which connects to the load we are going to power. And there is the pin which connects to the ground of the circuit.
4 Pins rocker switch wiring diagram
The Mystery Offroad Rocker switch 4 Pins is the on off on SPDT type.
1 and 3 position connect with the LED the 2 to the power position. 7 is for the Ground
5 Pins Rocker switch wiring diagram
5 Pins rocker switch, easy to install. also able purchase the wiring along with together.
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