Introdução
This manual provides comprehensive instructions for the installation, operation, and maintenance of your SONOFF TX T3 2-Gang Smart WiFi Wall Switch. Please read this manual carefully before installation and use to ensure proper function and safety. Keep this manual for future reference.
Informações de segurança
- Fio Neutro Necessário: This device requires a neutral wire for proper operation. If your electrical box does not have a neutral wire, consult a qualified electrician.
- 2.4 GHz WiFi Only: The switch supports only 2.4 GHz Wi-Fi networks. It is not compatible with 5 GHz networks.
- Não é um interruptor dimmer: This is an ON-OFF switch and does not support dimming functions.
- Instalação profissional recomendada: For safety, installation should be performed by a qualified electrician. Always turn off power at the circuit breaker before installation.
- Somente para uso interno: This device is designed for indoor use in dry locations.
- Vol operacionaltage: 120 Volts. Ensure your electrical system matches this requirement.
- Classificação atual: 4 Amps. Do not exceed the maximum current rating.
Conteúdo da embalagem
Ao abrir a embalagem, verifique se todos os itens estão presentes e sem danos:
- SONOFF TX T3 2-Gang Smart WiFi Wall Switch
- Manual de Instruções (este documento)
- Parafusos de montagem (normalmente incluídos)

Image: The SONOFF TX T3 2-Gang Smart WiFi Wall Switch shown with its retail packaging. The switch is black with two touch-sensitive areas, and the box displays the SONOFF logo and compatibility with Google Play and Alexa.
Produto acimaview
The SONOFF TX T3 is a touch-sensitive smart wall switch designed to control your lights. It features a toughened glass panel for durability and easy cleaning.
Dimensões

Image: A technical diagram illustrating the backplate dimensions of the SONOFF TX T3 wall switch, indicating measurements of 120mm length, 74mm width, and an internal mounting distance of 85±2mm. This helps ensure compatibility with existing electrical boxes.
The switch measures 4.72 x 2.91 x 1.5 inches (120 x 74 x 38 mm) and is designed to fit standard wall boxes. Refer to the diagram for detailed measurements.
Configurar
1. Instalação elétrica
- Desligue a energia: Before starting any electrical work, ensure the power is OFF at the circuit breaker to avoid electric shock.
- Verificar fio neutro: Confirm that your wall box has a neutral wire (usually white or gray). This switch requires a neutral wire.
- Fiação: Connect the wires from your wall box to the corresponding terminals on the SONOFF switch. Typically:
- Live (Load) Wire to L-IN
- Neutral Wire to N
- Light Output Wire(s) to L1, L2 (for 2-gang switch)
- Ground Wire (if present) to Ground terminal
Se não tiver certeza sobre a fiação, consulte um eletricista qualificado.
- Monte o Interruptor: Secure the switch into the wall box using the provided screws. Attach the glass front panel.
- Restaurar energia: Ligue a energia novamente no disjuntor.
2. Instalação do aplicativo e emparelhamento do dispositivo
The SONOFF TX T3 switch uses the eWeLink app for smart control.
- Install eWeLink App: Download and install the "eWeLink Smart Home" app from the App Store (iOS) or Google Play Store (Android).
- Registrar/Login: Abra o aplicativo e registre uma nova conta ou faça login com uma conta existente.
- Entrar no modo de emparelhamento: On the switch, press and hold one of the touch buttons for approximately 5-7 seconds until the Wi-Fi indicator light starts flashing rapidly. This indicates pairing mode.
- Adicionar dispositivo no aplicativo: In the eWeLink app, tap the "+" icon or "Add Device". Follow the on-screen instructions.
- Conecte-se à rede Wi-Fi de 2.4 GHz: Enter your 2.4GHz Wi-Fi network name (SSID) and password when prompted. Ensure your phone is also connected to the 2.4GHz network during pairing.
- Emparelhamento completo: The app will search for and connect to the switch. Once connected, you can rename the device and assign it to a room.

Image: A visual guide showing the four steps for pairing the SONOFF smart switch with the eWeLink app: 1. Install and login, 2. Tap to add device, 3. Enter 2.4GHz WiFi password, 4. Discover and add device.
Sem necessidade de hub: This smart switch connects directly to your 2.4GHz Wi-Fi network, eliminating the need for a separate smart home hub.

Image: A smartphone displaying the eWeLink app next to a Wi-Fi router, illustrating that the SONOFF smart switch connects directly to your home Wi-Fi without needing an additional hub.
Instruções de operação
1. Controle manual por toque
Simply touch the designated areas on the glass panel to turn the connected lights ON or OFF. The blue LED indicators will show the current status of each gang.
2. Controle do aplicativo eWeLink
Once paired, you can control your lights from anywhere using the eWeLink app on your smartphone or tablet. The app allows you to:
- Ligue/desligue as luzes remotamente.
- Check the real-time status of your lights.
- Defina horários e cronômetros.
- Create smart scenes with other eWeLink compatible devices.

Image: A man outdoors using his smartphone to control lights inside his home via the eWeLink app, demonstrating remote control capabilities.
3. Controle por voz (Alexa e Google Home)
Integrate your SONOFF switch with Amazon Alexa or Google Home for convenient voice control. Link your eWeLink account within the Alexa or Google Home app, then use simple voice commands like:
- "Alexa, acenda a luz da sala de estar."
- "Ei, Google, apague as luzes da cozinha."

Image: A woman in a dining area interacting with an Amazon Echo Dot, demonstrating hands-free voice control of a SONOFF smart wall switch to turn on a light.
4. RF433 Remote Control
The TX T3 switch supports RF433MHz remote control, offering an additional method for local control without needing Wi-Fi or the app. Pair a compatible RF433 remote (sold separately) with your switch according to the remote's instructions.

Image: A hand holding an RF433 remote control, pointing towards a SONOFF smart wall switch installed in a bedroom, illustrating an alternative control method.
5. Funções de temporizador e agendamento
Automate your lighting by setting up schedules and timers within the eWeLink app. You can schedule lights to turn ON/OFF at specific times, at sunrise/sunset, or after a set duration.

Image: A man sleeping peacefully in bed, with an overlay graphic indicating a timer set for 23:00 to turn off the lights, demonstrating the scheduling feature for convenience.
6. Partilha Familiar
Share control of your smart switch with family members through the eWeLink app. This allows multiple users to manage the lights from their own devices.

Image: Two individuals looking at a smartphone displaying the eWeLink app's sharing interface, indicating the ability to share control of smart devices with family members.
7. Controle de LAN
For TX series switches, LAN control allows you to operate appliances even without an active internet connection, provided your devices are on the same local network. This ensures continued functionality during Wi-Fi outage.

Image: A floor plan diagram showing multiple smart switches connected via a local area network (LAN), highlighting the ability to control devices even without an internet connection.
Manutenção
- Limpeza: The toughened glass panel is easy to clean. Use a soft, damp cloth to wipe the surface. Avoid abrasive cleaners or harsh chemicals.
- Atualizações de firmware: Periodically check the eWeLink app for firmware updates for your switch. Updates can improve performance and add new features.
- Condições ambientais: Certifique-se de que o interruptor não esteja exposto a umidade excessiva ou temperaturas extremas.

Image: A hand wiping a white SONOFF smart wall switch with a blue cloth, demonstrating the ease of cleaning the toughened glass panel.
Solução de problemas
| Problema | Possível causa/solução |
|---|---|
| O interruptor não responde ao toque. |
|
| Não foi possível emparelhar com o aplicativo eWeLink. |
|
| O controle de voz não está funcionando. |
|
| Lights flicker or don't turn on/off correctly. |
|
Especificações
| Recurso | Detalhe |
|---|---|
| Marca | SONOFF |
| Número do modelo | T3US2C |
| Dimensões do produto | 4.72 x 2.91 x 1.5 polegadas (120 x 74 x 38 mm) |
| Peso | 6.74 onças |
| Modo de operação | LIGADO DESLIGADO |
| Classificação atual | 4 Amps |
| Vol operacionaltage | 120 Volts |
| Tipo de contato | Normalmente fechado |
| Tipo de conector | Crimp |
| terminal | Parafuso |
| Tipo de Circuito | 1 vias |
| Tipo de atuador | Toque inteligente |
| Conectividade sem fio | Wi-Fi de 2.4 GHz (IEEE 802.11 b/g/n) |
| Controle RF | RF433MHz |
| Compatibilidade | Amazon Alexa, Google Home, IFTTT, eWeLink App |
Garantia e Suporte
Os produtos SONOFF geralmente vêm com garantia limitada. Consulte o certificado de garantia que acompanha o produto ou visite o site oficial da SONOFF. website para obter termos e condições detalhados da garantia.
For technical support, troubleshooting assistance, or further inquiries, please visit the SONOFF support page or contact their customer service directly. Contact information can usually be found on the product packaging or the official SONOFF website.
Nota sobre o conteúdo do vídeo: The provided product data indicates the presence of videos; however, specific URLs for embedding these videos were not available in the provided information. Therefore, no video content could be embedded in this manual.





