1. Producto terminadoview
The SONOFF Smart Light Switch T0US1C is a 2.4GHz WiFi-enabled touch wall switch designed to provide smart control over your lighting. It allows for remote control via the eWeLink app, hands-free voice control with Alexa and Google Home, and offers scheduling capabilities to automate your home lighting.

Image 1.1: SONOFF Smart Light Switch T0US1C and its packaging.
Características principales:
- Control remoto inteligente: Control lights from anywhere using the eWeLink App (Android & iOS compatible).
- Control de voz manos libres: Compatible with Amazon Alexa, Google Home, and IFTTT for voice commands.
- Temporizador y programación: Set up automated schedules to turn lights on/off at specific times.
- Múltiples opciones de control: Operate via app or direct touch on the glass panel.
- Compartir en familia: Comparte el control del dispositivo con miembros de la familia.
- Control LAN: Operate devices even without an internet connection (within your local network).
2. Información de seguridad
Lea atentamente todas las advertencias e instrucciones de seguridad antes de la instalación y el uso. El incumplimiento de estas instrucciones podría provocar una descarga eléctrica, un incendio o lesiones graves.
- Cable neutro requerido: This smart switch requires a neutral wire for proper operation. Ensure your electrical box has a neutral wire before installation.
- Solo WiFi de 2.4 GHz: The device only supports 2.4 GHz Wi-Fi networks. It is not compatible with 5 GHz Wi-Fi.
- No es un interruptor de atenuación: This switch is designed for on/off control and does not support dimming functions.
- Instalación profesional recomendada: Si no está seguro acerca del cableado eléctrico, consulte a un electricista calificado.
- Apague antes de la instalación: Apague siempre la alimentación en el disyuntor antes de instalar o realizar mantenimiento al interruptor.
- Uso exclusivo en interiores: Este dispositivo está diseñado para uso en interiores en lugares secos.
3. Instalación
3.1 Lista de verificación previa a la instalación
- Confirme que su caja eléctrica tenga un cable neutro.
- Asegúrese de que su red Wi-Fi sea de 2.4 GHz.
- Reúna las herramientas necesarias: destornillador, pelacables, vol.tage probador.
3.2 Instrucciones de cableado
- Apague la energía: Locate the circuit breaker controlling the light switch and turn off the power. Verify power is off using a voltage probador.
- Quitar el interruptor antiguo: Retire con cuidado la placa de pared y el interruptor de luz. Desconecte los cables.
- Identificar cables: Identify the Line (Live) wire, Neutral wire, and Load (Output) wire. The SONOFF T0US1C requires a neutral wire.
- Conectar cables: Connect the wires to the SONOFF Smart Light Switch T0US1C according to the diagram below. Ensure all connections are secure.
- N In: Connect to the Neutral wire from your electrical box.
- L En: Connect to the Line (Live) wire from your electrical box.
- L1 Out: Connect to the Load wire leading to your light fixture.
- Interruptor de montaje: Introduzca con cuidado el interruptor cableado en la caja de pared y fíjelo con tornillos. Coloque la nueva placa de pared.
- Restaurar energía: Vuelva a encender la energía en el disyuntor.

Image 3.1: Wiring diagram for the 1-gang SONOFF Smart Light Switch (T0US1C). Note: Neutral wire is required.

Imagen 3.2: Trasera view of the T0US1C switch, showing input and output terminals.

Image 3.3: General wiring diagrams for 1-gang (1C) and 3-gang (3C) switches. The T0US1C is a 1-gang switch.
4. Configuración y emparejamiento
4.1 Download the eWeLink App
The SONOFF Smart Light Switch operates with the eWeLink app. Download it from your device's app store or by scanning the QR code below.

Image 4.1: Scan this QR code to download the eWeLink app, or visit http://app.coolkit.cc/dl.html.
4.2 Emparejamiento del dispositivo
- Instalar e iniciar sesión: Open the eWeLink Smart Home APP and log in or register a new account.
- Agregar dispositivo: Tap the "+" icon or "Add" button in the app to begin adding a new device.
- Introduzca los detalles de WiFi: Follow the in-app instructions to enter your 2.4GHz WiFi password.
- Modo de emparejamiento: Put the switch into pairing mode. For the T0US1C, press and hold the touch button for approximately 5-7 seconds until the Wi-Fi indicator light flashes rapidly.
- Descubra y agregue: The app will discover the device. Once found, confirm to add it to your account.

Image 4.2: Step-by-step guide for installing the eWeLink app and adding your smart switch.
5. Instrucciones de funcionamiento
5.1 controles manuales
You can directly touch the glass panel of the switch to turn the connected lights on or off. The touch sensitive areas are indicated by the square icons on the switch face.
5.2 Control remoto de la aplicación
Once paired, you can control your lights from anywhere using the eWeLink app on your smartphone or tablet.

Image 5.1: Control your lights remotely using the eWeLink app from anywhere.
5.3 Control por voz (Alexa y Google Home)
Integrate your SONOFF switch with Amazon Alexa or Google Home for convenient voice control. Follow the instructions within the eWeLink app to link your accounts.

Image 5.2: Use voice commands with Alexa or Google Home to control your smart switch.
5.4 Funciones de temporizador y programación
Set up custom schedules and timers within the eWeLink app to automate your lighting. This allows lights to turn on or off at specific times, enhancing convenience and energy efficiency.

Image 5.3: Set up timing schedules to automate your lights.
5.5 Compartir en familia
Share control of your smart switch with family members through the eWeLink app. This allows multiple users to manage the device from their own accounts.

Image 5.4: Share control of your smart devices with family and friends.
5.6 Control de LAN
The TX series switches, including the T0US1C, support LAN control. This feature allows you to control your appliances even when there is no internet connection, as long as your devices are on the same local network.

Image 5.5: LAN control allows operation without an active internet connection.
6. Mantenimiento
El interruptor de luz inteligente SONOFF cuenta con un panel de vidrio templado que es fácil de limpiar.
- Limpieza: Utilice un paño suave y seco.amp Paño para limpiar el panel de vidrio. Evite limpiadores abrasivos o productos químicos fuertes que puedan dañar la superficie.
- Apagado para limpieza profunda: For thorough cleaning, it is recommended to turn off power to the switch at the circuit breaker.

Image 6.1: The toughened glass panel is easy to clean.
7. Solución de problemas
If you encounter issues with your SONOFF Smart Light Switch, refer to the following common problems and solutions:
- El interruptor no responde:
- Compruebe si el disyuntor está encendido.
- Asegúrese de que el cable neutro esté conectado correctamente.
- Verifique que el interruptor esté recibiendo energía.
- No se puede conectar a Wi-Fi:
- Asegúrese de que su red Wi-Fi sea de 2.4 GHz. Las redes de 5 GHz no son compatibles.
- Comprueba que tu contraseña de Wi-Fi sea correcta.
- Mueva el interruptor más cerca de su enrutador Wi-Fi para mejorar la intensidad de la señal.
- Reinicie su enrutador Wi-Fi.
- Try resetting the switch to factory settings (refer to app for specific reset procedure, usually holding the button for an extended period until indicator changes).
- El control de voz no funciona:
- Ensure your eWeLink account is correctly linked to Alexa or Google Home.
- Comprueba tu conexión a Internet.
- Verify the device name in eWeLink matches the name used in voice commands.
- Schedule Not Activating:
- Ensure the schedule is correctly set up in the eWeLink app.
- Check if the device is online and connected to Wi-Fi.
For further assistance, please refer to the eWeLink app's help section or contact SONOFF customer support.
8. Especificaciones
| Especificación | Detalle |
|---|---|
| Número de modelo | T0US1C |
| Modo de operación | Automáticamente, apagado, interruptor inteligente |
| Calificación actual | 2 Amps |
| Vol de funcionamientotage | 120 voltios |
| Tipo de contacto | Normalmente cerrado |
| Tipo de conector | Conectar |
| Dimensiones del artículo (largo x ancho x alto) | 4.72 x 2.91 x 1.5 pulgadas |
| Tipo de circuito | 1 vías |
| Tipo de actuador | Toque inteligente |
| Calificación de protección internacional | IP65 |
| Tipo de controlador | Amazon Alexa, Google Home, IFTTT |
| Método de control | Remoto |
| Protocolo de conectividad | Wi-Fi (2.4 GHz) |
| Color | Blanco |
| Quétage | 2.4 vatios |
| Peso del artículo | 6.4 onzas |
9. Garantía y soporte
For warranty information and technical support, please visit the official SONOFF website or contact their customer service directly. Details regarding warranty periods and claims procedures are typically available on the manufacturer's support pages.
SONOFF Oficial Websitio: https://sonoff.tech/
For app-related queries, refer to the help section within the eWeLink application.





