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Sonoff 4CH Pro R3 Wi-Fi Smart Switch: Revolutionizing Home Automation

Sonoff 4CH Pro R3 Wi-Fi Smart Switch: Revolutionizing Home Automation


In today’s fast-paced world, convenience is key. With the Sonoff 4CH Pro R3 Wi-Fi Smart Switch, you can take control of your home appliances like never before. This innovative device allows you to remotely control up to four devices, making your life easier and more efficient. Whether you’re at home or on the go, the Sonoff 4CH Pro R3 has got you covered.

Key Features

Independently control 4 devices

With the Sonoff 4CH Pro R3, you can remotely turn on/off four home appliances independently. No more hassle of manually switching each device on or off. This smart switch gives you the power to control multiple devices with just a few taps on your smartphone.

3 powerful working modes

The Sonoff 4CH Pro R3 offers three working modes to suit your needs. In self-locking mode, you can turn on/off the four connected devices separately. In interlock mode, you can turn on one device while turning off the other three simultaneously. In inching mode, the connected devices will automatically switch off after a set time interval, ranging from 0.5 to 3600 seconds.

Quick to Access 3 Working Modes

Compared to its predecessor, the Sonoff 4CH Pro R3 allows you to access self-locking, interlock, and inching modes directly through the user-friendly app. This makes it even easier to customize and control your devices according to your preferences.

Easy to Out-of-Reach Devices

The Sonoff 4CH Pro R3 is designed to be mounted on a guide rail, making it convenient to connect and control devices that are far from the switch. No more stretching or reaching for hard-to-access appliances. With the Sonoff 4CH Pro R3, you can effortlessly control all your devices from one central location.

Works with Alexa & Google Home, IFTTT Supporting

The Sonoff 4CH Pro R3 is compatible with popular voice assistants like Alexa and Google Home. By linking the “EWeLink Smart Home Fan” skill, you can simply ask your voice assistant to turn on/off your Sonoff devices. Additionally, advanced users can enjoy the privilege of IFTTT integration, allowing for even more automation possibilities.

Frequently Asked Questions

1. Can I control each device individually?

Yes, the Sonoff 4CH Pro R3 allows you to independently control each of the four connected devices. You can turn them on or off remotely using the app or voice commands.

2. Can I set timers for the devices?

Absolutely! The Sonoff 4CH Pro R3 supports the creation of countdown timers. You can set up to eight enabled single repeat countdown timers to automatically turn on/off the devices at specified times.

3. What if my network is unavailable?

Even when the network is unavailable, the timers you have set will continue to run. This ensures that your devices will still turn on/off according to your schedule, providing uninterrupted automation.


The Sonoff 4CH Pro R3 Wi-Fi Smart Switch is a game-changer in the world of home automation. With its ability to independently control four devices, three powerful working modes, and compatibility with popular voice assistants, this smart switch offers unparalleled convenience and control. Say goodbye to manual switching and hello to a smarter, more efficient home with the Sonoff 4CH Pro R3.