Smart switch SONOFF 4CHR3

  • Smart switch SONOFF 4CHR3
  • Smart switch SONOFF 4CHR3
  • Smart switch SONOFF 4CHR3
  • Smart switch SONOFF 4CHR3
  • Smart switch SONOFF 4CHR3
24,40 €
12 months.
100+ pcs
Notify about availability
Easy access to 3 modes of operation
As in the Sonoff 4CHPROR2 switch we have access to Self-locking modes (allows you to switch on devices that remain on until they are manually switched off), interlock (when you switch on the second device, the other, previously switched on is automatically switched off) and inching (when you switch on the device is switched off after a predetermined time) directly through the application on your phone.


Separate handling of 4 devices

SThe self-locking mode allows you to immediately switch on/off the 4 connected light sources.

Reliable assistant

Users can remotely operate the connected devices via the free eWeLink application available on iOS and Android platforms. Voice support and collaboration with smart assistants is also possible through compatibility with Amazon Alexa, Amazon Echo, Echo Dot, Amazon Tap, Google Assistant, Google Home, Google Nest, IFTTT.

Protection above all

The durable housing is made of high quality fire resistant PC material, which provides excellent protection during the use of connected devices.

Universal compatibility
The relay is compatible with many devices available on the market. It can be used with lighting, household appliances, fans and many others.



Model 4CHR3
Voltage Range 100-240V AC50/60Hz
Max. Load 10 A/2200W/przewód 16A/3500W
WiFi 2.4 GHz, 802.11 b/g/n
Security Mechanism WPA/WPA2
Material PC V0
Dimensions 145 x 90 x 34 mm
Operating temperature -10ºC ~ 40ºC
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