How To Wire A Relay For Lights

If you are trying to add lights or any other high current accessories you will need a relay. A relay works by using a switch to run 12 volts to the relay. 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.

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How To Wire A Relay For Off Road Led Lights Extreme Lights

Astounding 5 Pin Relay Wiring Diagram Driving Lights Along

Lets discuss how to wire a relay and go through the concepts of how a relay works.

How to wire a relay for lights. For anything above 30w we recommend installing a relay. A relay can be used to power a new circuit with very little added current draw on the original wiring. A relay is switched by electrical power and not a human. Our wiring tutorial shows you how to wire the most common relays found in automobiles.

Failure to do so would cause excessive heat in the wiring and switch and create a risk of fire. Learn what a relay is how it works and why you should use one. As in the diagram a wire is run from a 12 volt power source to the switch in the cab and out to the relay placing a fuse at the source of the power. To find the.

The method i use for wiring the lights and other external accessories for the most part follows the diagram pictured above. Using a relay can also shorten the distance. This video is a detailed walkthrough of the american autowire headlight enhancement relay kit. A wall switch relies on someone to flip it which will then control a light or some other type load.

Our kit includes separate relays for the high and low beams as well as upgraded gxl wire to make. Every circuit added to a modern car should be run through an automotive relay. Learn how to wire a relay for off road led light bars and work lights. How to wire your light using a relay the relay will have 4 points on it marked 30 87 85 and 86.

The factory wiring in modern cars is light gauge and is not designed for additional loads. A relay is basically a switch but not like a switch thats on a wall. Whenever wiring off road lights its important to add a relay to the wiring. This is caused by the amount of power being drawn by the high output lights or accessories.