Plug And Play Relay Harness Kit With LED On Off Switch For Auto Driving Lights Fog Lights And Off Road Lighting H11 H8 H9 Compatible Includes Inline Fuse Box And Durable Heavy Duty Wiring For Easy Install

Plug-and-Play Relay Harness with LED Toggle for Auto Lights
✔️ Pre-wired SPST relay, inline fuse, switch, 12V DC, max 30-40A

This plug-and-play relay harness kit provides a ready-to-use power management solution for automotive and off-road lighting such as fog lights, driving lights, and lightbars. It’s designed to draw power directly from the battery to minimize load on the vehicle wiring and ensure clean on/off operation.

✅ 4-pin SPST relay module with socket, 12V DC, 30-40A max
✅ Inline fuse box for safety and protection
✅ Teardrop pushbutton LED on/off switch with green/red indicators
✅ Outputs for up to 2 lights/devices (H11/H8/H9 compatible)
✅ Heavy-duty wiring for durable, easy install

💡 What is the best way to power off-road lights with a dedicated relay harness and LED switch?

A handy, practical guide to setting it up:

- route signal wires from the dashboard switch to the relay input
- connect battery positive to the relay input, then to up to 2 lights and ground to chassis
- place inline fuse near the battery for protection
- test system at 12V to confirm operation and ensure load is within limits
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