Before we get started take note of this relay diagram on how to wire up the switch to your led light.
Led light bar relay wiring.
Relays help to avoid something bad to happen when you are not sure about whether the switch fuses and wire are of the right size for the amperage or not.
Mictuning led light bar work light wiring harness relay 40 amp.
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If drilling through firewall be sure to use some kind of grommet so the wires do not rub wire loom a.
The lead wire from the switch goes to 85 on the relay.
This wiring kit will work with any led light product such as the ford f 150 led light bar and makes them easy and safe to work with.
These instructions apply to any car but for the sake of this guide we will be using the ford f 250 as a reference car to wire an led light bar.
This is a general installation guide on how to wire a relay harness and switch kit.
Route the harness from the mounted switch to the battery and to the led light bar.
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Light bar wiring kit part 76200 3.
I go though every step so.
Yitamotor led light bar wiring harness with fuse relay on off switch for light bar fog lights compatible for atv suv jeep pickup led light up to 300w 12v 40a 9ft 4 6 out of 5 stars 384 9 99 9.
That way when you do have your high beams on the current from that goes to the dash switch first and if that is off the electricity can t get to the 85 86 circuit to create the magnetic force to close the 30 87 circuit which turns on your led lights.
How to install a light bar.
The fuse rating should not correspond to the wire size but instead to the maximum current expected on that wire.
Nilight 10011w 16awg wiring harness kit 2 leads led light bar 12v on off 5 pin rocker switch power relay blade fuse for jeep boat trucks 2 years warranty.
The wire from spot 86 on the relay goes to a chassis.
With our wiring harness all you need to do is cut the wire coming from the switch to the 30 prong on the relay and wire it to your high beam lead or your backup light wire.
In this case that would be the light bar s maximum current.
In this episode of project night light i show you how to wire an led light bar properly using a relay.
Get it as soon as wed aug 12.
This is your guide on how to install a universal relay harness wiring set with an on off switch.
But if we talk about reality it is not a good idea to wire the light without a relay.