The other terminal is for the output. Two conductors a positive from the battery switch with a fuse and a negative from the ganged together battery negatives should be ran to where the central switch panel is.

12 Volt Lighted Switch Wiring Diagram C3 Wiring Diagram
How to wire a 12 volt toggle switch diagram. How to wire a on off on toggle switch diagram. Use a continuity tester to verify the switch configuration. Quentacy 19mm 3 4 metal latching pushbutton switch 12v buy quentacy 19mm 3 4 metal latching pushbutton switch 12v power symbol led 1no1nc spdt on off black waterproof toggle switch with wire socket plug blue how to wire a 3 way switch wiring diagram how to wire 3 way light switches with wiring diagrams for different methods of installing the wire. When you need to control a dc motor such as a dc linear actuator you usually need to be able to swap the polarity on the wires going to the motor. Wiring a toggle switch for a 12 volt circuit is a task that even a beginning home handyman can do in a very few steps. The wiring diagram below will demonstrate how to to wire and power this 12v 20amp on on off 3 way carling contura rocker switch.
Applies to spot switches non led switches basic 2 wire switches 2 prong. A double pole double throw switch is used for this purpose but you have to wire it up correctly. Step 1 determine the type of terminal your switch uses. Also relays can be used to switch higher draw accessories to reduce switch load and voltage drop. Wire a dpdt rocker switch for reversing polarity. The two types of terminal are blade or screw.
An illuminated rocker switch is like a spst toggle switch with an extra terminal which allows the light to work. The next step is to get the power from the house battery up to the switch panel where we can use it to do some good. If you are mounting a rocker switch you may have to trim the opening with a file to get the switch to fit correctly. We will now go over the wiring diagram of a spst toggle switch. You will have one wire connected to a positive 12 volt source and two wires that go. You can see that a spst toggle switch only has 2 terminals.
Route the wires to the switch. Generally used in 12volt installs for on off switches. Rocker switches snap in without a lock ring. This rocker is perfect for an engine offrunstart switch. The vmdj is a unique dpdt momentary rocker switch. If you are replacing an old switch buy the new switch with the same.
These switches are very common in a home or vehicle. It is off at the bottom on in the center and momentary on at the top. 1 terminal is for the input. Below is the wiring schematic diagram for connecting a spst toggle switch. You might want to review the article on toggle switch wiring before proceeding. Spst toggle switch wiring.
How to wire a toggle switch on off switch basic.