Sonoff 4CH Pro R2 Smart Switch WiFi and RF (Replaced By R3)

The 4CH PRO R2 has now been replaced with the new and improved 4CH PRO R3 which supports self-locking, interlock and inching mode on APP directly.

We will automatically ship R3

Please click below for the replacement product Pro R3:



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SONOFF 4 Channel Smart Switch WiFi and RF

The Sonoff 4 channel Smart Switch Wifi and RF gives the freedom to control up to 4 compatible Wifi compliance’s directly from your mobile device via the downloaded eWelink APP or from any paired 433MHZ RF remote. (Does not work with rolling code remotes)


Support independently turn on/off 4 home appliances
Support to turn on/off home appliances by local toggle buttons
Can be control with a 433MHz RF remote (not included)
Support switching among self-locking mode, inching mode and interlock mode
Countdown timer and scheduled timer
Support share control
Electrical Characteristics
Voltage range: 90-250v AC(50/60Hz) /5-24v DC
Max current: 10A/chnl
Max Power: 2200W/chnl
Wireless Frequency: 2.4Ghz
Operating Temperature(recommended): 0ºC-40ºC(32°F-104°F)
Operating Humidity: 5%-90%RH, Non-condensing
Max soldering temperature: 260 degrees

What’s in the box
Sonoff 4Channel PRO R2


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