Diy relay easy step by step electrical wiring fan example how to wire a relay how to wire a fan how to wire fog lamp how to wire a fuel pump relay various usage. This page demonstrates several simple ways to wire a relay for various applications.

Spotlight Relay Wiring Diagram Engineblock Giant
How to wire a relay switch diagram. See all 8 photos. Lets discuss how to wire a relay and go through the concepts of how a relay works. A relay is switched by electrical power and not a human. A wall switch relies on someone to flip it which will then control a light or some other type load. How to wire a relay switch diagram wiring diagram is a simplified okay pictorial representation of an electrical circuitit shows the components of the circuit as simplified shapes and the capacity and signal connections between the devices. The positive wire coming from the electric fan will connect to one of two red wires on your relay while the negative wire needs to go to ground.
Want to support de. If you do not install a relay and use a switch you could end up overheating the switch melting the wires and reducing the current that is getting to your lights making them less bright. Power the switch from a fused circuit inside the vehicle. A relay is basically a switch but not like a switch thats on a wall. All examples shown are for spdt single pole double throw relays which includes any of the 5 10 or 20 amp relays on this site. Connect the wire to relay terminal 30 with a solder less connector.
Diagrams will show how multiple relays one relay or another or just one relay can control your device. Run an 18 gauge primary wire to a switch in the drivers area. For anything above 30w we recommend installing a relay. De stickers on etsy. How to wire your light using a relay the relay will have 4 points on it marked 30 87 85 and 86. How to wire aux lights fog lights led lights light bar or anything else to a switched circuit in your vehicle the right way.
Fuel pump relay electric fan.