How To Wire Up Led Light Bar With Relay

How to wire your led light bar using a relay.

How to wire up led light bar with relay.

The relay will have 4 prongs on it marked 30 87 85 and 86. If you are wiring up spot lights connect a plug to each light. Step 11 reconnecting the. This is your guide on how to install a universal relay harness wiring set with an on off switch.

If your led light bar came with a wiring harness and it includes a relay use it end of story. By implementing all the steps mentioned in this guide properly you would be able to wire a light bar without a relay. When directly switching a light bar use a switch with a minimum 10a rating. 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.

Hence in this guide we have explained how to wire an led light bar without a relay. If you are wanting to wire your light bar in such a way that is controlled with a separate switch on your dashboard all you have to do is leave the wiring harness set up the way it is cut the wire coming to the 30 prong and wire it either to your high beam led or backup light wire. Wiring a led light bar. I wired my 50 led light bar up with the wiring harness supplied with and the switch also but the red light on the switch stays on when off position it lights up green when on.

The single plug must be connected to the relay and the ring terminal on this end needs to be connected to an earth. Wiring the led light bar in front of the vehicle makes it easy for you to view objects clearly while driving at night time. If you have no wiring harness use a relay if your light bar draws over 5 amps. Kind of cryptic isn t it.

For this guide we will be tapping this led light bar to achieve superior lighting in dark off roading situations. For anything above 30w we recommend installing a relay.