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This iJDMTOY H11/H8 Relay Harness Wire Kit is designed to provide a reliable and efficient electrical connection for automotive driving lights, fog lights, off-road lighting, and other heavy-duty electronic devices. It ensures proper power management by drawing power directly from the battery, preventing excessive load on your vehicle's existing wiring system.
Características principales:
- One relay wiring harness set includes a 4-pin SPST relay module box, in-line safety fuse box, pushbutton switch, input +/- terminals, and dual H11/H8/H9 outputs for reliable and efficient electrical connections.
- The pre-wired SPST 4-pin electrical relay unit, complete with socket and rated at 12V DC with a maximum of 30-40AMP, is ideal for most heavy duty electronic devices, light applications between 9-16V DC, with a wattagy no superior a 160W.
- Universal fit teardrop shape push button toggle switch with double sided tape on the back, featuring a green/red LED on/off indicator light, easy to install anywhere you need to.
- Perfect for power management, this relay harness is ideal for applications like front fog/driving lights and off-road lightbars, pod lamps drawing power directly from the battery to prevent excessive load on the vehicle's existing wiring system and ensuring safe, easy on/off operation.
Contenido del paquete
The iJDMTOY H11/H8 Relay Harness Wire Kit includes the following components:
- 1x 4-pin SPST Relay Module Box
- 1x In-line Safety Fuse Box (with 30A fuse)
- 1x Pushbutton ON/OFF Switch with LED Indicator
- Input +/- Terminals (Red/Black O-ring/C-ring connectors)
- Dual H11/H8/H9 Output Connectors
- Associated Wiring

Image: The complete iJDMTOY H11/H8 Relay Harness Wire Kit, showing all components coiled together.
Configuración e instalación
Follow these steps for proper installation of your iJDMTOY H11/H8 Relay Harness Wire Kit. Professional installation is recommended if you are unfamiliar with automotive electrical systems.
1. Diagrama de cableado superiorview

Image: Detailed wiring diagram illustrating connections for the power switch, relay, fuse, battery terminals, and fog lamps.
The diagram above shows the layout of the harness. The power switch connects to a positive trigger and ground. The 40A relay and 30A fuse are integrated. Battery connections are made via red (+) and black (-) terminals. Dual H11/H8/H9 outputs connect to your fog lamps.
2. Connecting to Fog Lamps
Connect the dual H11/H8/H9 output contacts from the harness to your light applications/devices. Ensure a secure connection for both the short and long side outputs, routing the long side to the furthest light.

Image: Close-up of the H11/H8 connectors, which are designed to plug directly into compatible fog light housings.
3. Conexiones de alimentación y tierra
Attach the red O-ring/C-ring connector to the positive (+) terminal of your vehicle's battery or an accessory 12V+ source. Attach the black O-ring/C-ring connector to the negative (-) terminal of the battery or a suitable ground point on the vehicle chassis.
Video: A short demonstration showing the connection of the red and black wires to the car battery terminals. This video highlights the process of securing the power and ground connections for the relay harness.

Image: The in-line fuse holder, which contains a 30A fuse for circuit protection. Ensure the fuse is properly seated.

Image: The 4-pin SPST relay, which manages power flow to the lights. This component should be mounted in a secure, dry location.
4. Installing the Pushbutton Switch
Route the signal triggering wires into the car interior near the dashboard. The universal fit teardrop shape push button toggle switch features double-sided tape for easy installation. Connect the switch to the designated wires from the harness.

Image: Close-up of the pushbutton ON/OFF switch, showing its green/red LED indicator. This switch allows for convenient control of your auxiliary lights.

Imagen: Un example of the pushbutton switch installed in a car's interior, demonstrating its compact size and discreet placement.
Video: A detailed installation guide for the iJDMTOY H11/H8 Relay Harness Wire Kit, demonstrating the process of connecting the harness to the fog lights, battery, and routing the switch wires into the cabin. This video provides a comprehensive visual walkthrough of the entire setup.
Instrucciones de funcionamiento
Once the iJDMTOY H11/H8 Relay Harness Wire Kit is correctly installed, operating your auxiliary lights is straightforward:
- Ensure your vehicle's ignition is in the "ON" or "ACC" position.
- Locate the installed pushbutton ON/OFF switch in your vehicle's interior.
- Press the button once to turn the connected lights ON. The LED indicator on the switch will illuminate (typically green) to confirm the lights are active.
- Press the button again to turn the connected lights OFF. The LED indicator will change color (typically red) or turn off.

Image: A vehicle demonstrating the iJDMTOY fog lights in operation, showcasing the illumination provided by the installed kit.
Mantenimiento
The iJDMTOY H11/H8 Relay Harness Wire Kit is designed for durability and minimal maintenance. To ensure optimal performance and longevity:
- Inspección regular: Revise periódicamente todas las conexiones del cableado para comprobar que estén bien ajustadas y que no presenten signos de desgaste o corrosión.
- Comprobación de fusibles: If your lights stop working, first check the in-line 30A fuse. Replace it with a fuse of the same rating if it is blown.
- Limpieza: Keep the relay module and fuse box free from excessive dirt and moisture.
- Sistema de organización de cables: Ensure all cables are securely routed and tied away from moving parts or hot engine components to prevent damage.
Solución de problemas
If you encounter issues with your iJDMTOY H11/H8 Relay Harness Wire Kit, consider the following troubleshooting steps:
| Problema | Posible causa | Solución |
|---|---|---|
| Las luces no se encienden. | Blown fuse, loose connections, faulty switch, incorrect wiring. | Check the 30A in-line fuse and replace if necessary. Verify all connections (battery, lights, switch, relay) are secure. Test the switch functionality. Review Diagrama de cableado para una correcta instalación. |
| Las luces parpadean o son tenues. | Poor ground connection, insufficient power, loose wiring. | Ensure the ground connection is clean and secure. Check battery voltage. Tighten all wiring connections. |
| Switch LED does not illuminate. | Faulty switch, no power to switch, incorrect wiring. | Test the switch with a multimeter. Verify power supply to the switch. Check switch wiring connections. |
Presupuesto
| Característica | Detalle |
|---|---|
| Marca | Juguete iJDM |
| Número de modelo | AA1109 |
| Material | Nylon Plastic and Copper Wires |
| Tipo de conector | H11/H8 Connectors |
| Tipo de relé | 4-pin SPST (Single Pole Single Throw) |
| Clasificación de relé | 12V DC, 30-40AMP Máximo |
| Evaluacion del fusible | 30A In-line Safety Fuse |
| Vol de funcionamientotage | 9-16V DC |
| Wat máximotage | 160 W |
| Tipo de interruptor | Pushbutton with Green/Red LED Indicator |
Garantía y soporte
For warranty information or technical support regarding your iJDMTOY H11/H8 Relay Harness Wire Kit, please refer to the official iJDMTOY webSitio web o contacte directamente con el servicio de atención al cliente. Conserve su recibo de compra como comprobante para cualquier reclamación de garantía.
iJDMTOY Customer Service: Por favor visite iJDMTOY Store on Amazon Para obtener datos de contacto y más información sobre el producto.