SONOFF Smart Wall Switch Wi-Fi Dual T3EU2C-TX
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SONOFF Smart Wall Switch Wi-Fi Dual T3EU2C-TX
The Sonoff dual smart wall switch is designed for consumers who want to easily automate lights or devices and control them locally or remotely, without the need for an additional hub.
- It allows you to quickly turn lights and devices on or off using wall buttons or remotely via an app.
- It supports schedule settings and basic automation, making home routines easier.
- Connection via Wi-Fi allows for independent operation without an additional control panel.
- Suitable as an introduction to a smart home or to expand an existing solution with a basic switch.
- Remote On/Off – Turn your connected devices on and off with your phone from anywhere remotely via the eWeLink app
- Inductive on/off switch on the touch screen
- App supported – free iOS and Android app eWeLink
- LAN management – manage devices over a local network even when you don't have internal access
- Synchronization status – up-to-date display of the status of your devices via the app
- Timer – set a schedule or countdown timer to turn your devices on or off
- Sharing control – you can share control of devices with family members
- Smart scenes – connect your devices to other devices and preset how the devices should react when various conditions are met (temperature, humidity, other sensors)
- Voice control – works with Amazon Alexa, Google Home Assistant, IFTTT
Wiring diagram and connection:
- You need a phase and neutral conductor for operation
- The box must contain a thread for attaching the switch
Manufacturer's website: https://sonoff.tech/product/smart-wall-swtich/tx-series/
Technical information:
| Electrical voltage | AC 120-240V/2A |
| MCU(Microcontroller) | ESP8285 |
| Number of switches | 2 |
| Wall switch standard | EU |
| Output contact type | Wet contact |
| Maximum load | 960W |
| Wireless connectivity | Wi-Fi IEEE 802.11b/g/n 2.4GHz |
| RF 433MHz transmitter/receiver | No |
| Works with: | Alexa, Google Assistant, Yandex Alice, IFTTT |
| DIY way | No |
| Declaration of conformity | CE, FCC, RoHS |
| Operating temperature | -10°C~40°C |
| Operating humidity | 10% - 90% relative humidity without condensation |
| Housing material | Tempered glass + polycarbonate |
| Dimensions | 86*86*35mm |
| Manufacturer | SONOFF |
| Model | T3EU2C |
Same summary
SONOFF smart wall switch Wi-Fi dual T3EU2C-TX is suitable for users who want to easily upgrade a classic switch and enable smart control of lights in a room without complicated interventions in the existing electrical wiring. It works well in environments where users appreciate the ability to control via an application on the phone, voice commands or with physical buttons. The product makes the most sense for a smart home, where the Wi-Fi protocol is sufficient and there is no need for additional central units such as hubs - therefore it is particularly suitable for individual rooms or basic routines. It is less suitable for very demanding environments with advanced automations, where more complex ecosystems based on Zigbee or Z-Wave are used. Before purchasing, we recommend considering compatibility with the rest of the equipment in your home for the smoothest possible operation.
Recommendation source: Enaa guides and team experience.
User view
Typical users of this switch are individuals or families who want to introduce more comfort and smart control over lighting without major interventions in the house wiring. It most often comes in handy in the living room, bedroom or hallway, where controlling the lights via an app or voice can make everyday routines easier - for example, when you want to turn everything off before going to bed or ensure the right light when you enter the apartment.
Those who are already building a smart home framework or testing their first smart devices often turn to the Sonoff switch for its easy integration and transparent management through their system. Users also appreciate the rich ecosystem and recognition of the Sonoff brand, which offers numerous accessories and technologies to expand their smart home to suit their needs.
Why buy at Enaa
When buying smart switches on Enaa, the decision is easier because key technical details are described to help verify compatibility with your home, and you can also compare different types of smart switches based on control method and ecosystem.
Answers to frequently asked questions
Is the Sonoff T3EU2C-TX switch suitable for upgrading existing switches?
Yes, the product is designed to be installed in place of a regular wall switch, but it is always recommended to check the appropriate space in the box and the existing wiring before installation.
Can I connect this switch to other smart devices?
The switch uses Wi-Fi connectivity, allowing basic integration with other devices that support the same protocols or are connected via the Sonoff app. For more advanced automation with other ecosystems, please check compatibility before use.
Does it allow voice control and what platforms is it compatible with?
The switch allows voice control via major platforms such as Google Assistant or Amazon Alexa. Please check if your voice assistant is supported in the app before using.
What should I consider when choosing a smart switch for my home?
It's important to choose a switch that's compatible with your control method, existing ecosystem, and the dimensions of your flush-mount box. Also consider whether you need additional features like remote control or schedules.
Description updated: April 2026
