Sonoff 4CH is a 4 channel WiFi switch allowing control of 4 devices at the same time. It is a very similar device as Sonoff Basic, nonetheless extending Basic's functionality to more than 1 device. The devices can be controlled either by switches as provided on the 4CH box or by eWeLink application as with any other Sonoff product
Description of Sonoff 4CH R3:
Sonoff 4CH not only continues the reputable history of Sonoff devices due to its quality and durability but actually brings some revolutionary features to the table as well.


Compatibility with Alexa and Google Assistant
Sonoff 4CH works with Amazon Alexa and Google Assistant! And only with a few clicks, you need to:
a) Press eWeLink in Alexa application or Smart We Link in Google Home App
b) Enter your eWeLink password and account details
c) All the devices compatible with voice control will appear in your application, you just need to name them and are ready to control them with Alexa!
Compatibility with DIY smart home systems
ITEAD has developed a simple to use REST API library to connect Mini to your current customized home automation system. You don´t have to worry about compatibility or difficult configuration of your existing installations anymore!
Compatibility with IFTT
IFTTT is a platform/ framework enabling intercompatibility of different APIs and hence devices, enabling cross-platform automation. You can make your devices work with each other without your intervention with IFTTT designing a true automated circuit.

Comparison with other Sonoff 4CH modules:

Sonoff 4CH R3 features:
- Power supply 90-250 V AC (50/60 Hz)
- Maximum intensity 10 A (per channel)
- Maximum power 2200 W (per channel)
- Maximum total power 3500 W
- 2.4 GHz WiFi frequency
- Wireless connection 802.11 b/g/n
- WPA-PSK/WPA2-PSK security features
- Mounting DIN rail or screws
- Management Free eWeLink application for Android/iOS
- Intelligent control
- Amazon: Alex, Echo, Echo Dot, Amazon Tap, Google: Assistant, Home, Nest, IFTT application
- Box material ABS fire resistant V0
- Number of channels 4
- Dimensions 145 x 90 x 40 mm
- Operating temperature 0ºC - 40ºC
- Operating humidity 5%-90%RH
- CE/FCC/RoHS Certificates
Interesting links about Sonoff 4CH: