12V Universal Car Fog Light Switch Kit With Relay And LED Wiring Harness
The 12V Universal Car Fog Light Switch Kit With Relay And LED Wiring Harness is a compact, all-in-one solution for powering fog lights and other auxiliary LED accessories with confidence. Built for universal compatibility, it combines a 12V illuminated on/off rocker switch, a robust 40A relay, and more than 10.7 feet (3.26 meters) of wiring into a single, easy-to-install kit. Designed for reliability in off-road tracks and everyday driving alike, this harness protects your electrical system while delivering clean, stable power to your lighting upgrades.
With its PVC-insulated wiring and a durable plastic housing, the kit is engineered for steady performance under demanding conditions. The illuminated switch provides quick visibility in low-light situations, so you can operate lights safely without taking your eyes off the road. The universal fit means you can upgrade multiple vehicles—whether you’re outfitting an off-road rig, a work truck, or a daily driver—without hunting for custom harnesses.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
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Benefits & Tips
- Quick, clean installation for fog lights or auxiliary LEDs using the included 12V 40A relay to handle higher current safely.
- Illuminated rocker switch gives at-a-glance status in dark environments, helping you confirm lights are on without staring at the dash.
- Long wiring length (over 10.7 ft) provides flexible routing under dashboards or along vehicle frames, reducing clutter and simplifying mounting.
Product specifications
- Brand: EBTOOLS
- Category/Type: Fog Light Switch Wiring Kit; On/Off Switch Relay; Wiring Relay Switch; LED Switch Wiring Relay
- Core Material: Bare copper wire
- Wire Material: PVC
- Color: Black
- Material: Plastic
- Voltage: 12V
- Relay: 12V, 40A
- Cable Length: approx. 3.26 m / 10.7 ft
- Package Weight: approx. 209 g
- Fitment: Universal
Package includes:
- 1 × Fog Light Switch Wiring Kit (includes illuminated on/off rocker switch, 12V 40A relay, and wiring harness)
Warnings / Reminders
- Easy to install, but professional installation is highly recommended.
- Please allow 1–3 cm error due to manual measurement.
- Installation steps: connect the red (+) wire from the fuse to the battery positive; connect the black (-) wire from the relay to the battery negative; connect the light bar wires to the relay; connect the red/black wires of the switch to a power source in your vehicle to energize the switch; test by turning the switch on/off to confirm the light bar operation.