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Sonoff 4CH PRO R3 WiFi+RF 433MHz - 4-channel switch

Index: ALT-19142 EAN: 6920075775815

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Module with 4 relays for controlling devices powered by 230 V AC. The control is performed using WiFi or radio communication with a frequency of 433 MHz. On the housing of the controller there are also buttons for manual control of each channel. Thanks to compatibility with Amazon Alexa and Google Assistant, the device can be controlled using voice commands. The controller allows you to control 230 V lighting, roller shutters, garage door, fan, among other things. The housing has the ability to mount on a DIN rail.

€28.90

€23.50 tax excl.

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Manufacturer: Sonoff

Product description: Sonoff 4CH PRO R3 WiFi+RF 433MHz - 4 channel switch

Module with4 relaysto control devices powered by230V AC. Control is done usingWiFior radio frequency433 MHzwireless communication. There are also buttons on the controller housing for manual control of each channel. Thanks to compatibility with Amazon Alexa and Google Assistant, the device can be controlled usingvoice commands. The controller allows you to control 230 V lighting, roller shutters, garage door, fan, among other things. The housing has the possibility of mounting on a DIN rail.

Sonoff 4CH Pro module.

Main features of Sonoff 4CH Pro module

Remote control of devices via application or 433 MHz RF remote control.
3 modes of operation: self-locking, interlock, inching.
Allows you to create schedules for switching devices on and off.
Allows you to create scenes to control a group of devices.
Can be connected to other systems.
Possibility of checking whether a device is on or off in real time through the application.

Example of connection of Sonoff 4CH Pro controller

Before you make the connection, make sure that you have disconnected power supply in the given circuit. The device can be mounted on aDINrail or on the wall thanks to holes located on the casing.

The controller is equipped withscrew connectorsthat allow you to connect the wires using a screwdriver. On the casing of Sonoff 4CH Pro there are buttons for manual control of each channel and status LEDs. The controller itself can be powered by230 V AC or from 9 V to 23 V DC.

Example of connection of Sonoff 4CH Pro.

Elements included in the set with Sonoff 4CH Pro.

Sonoff 4CH Pro specification

Operating voltage: from 100 V to 240 V AC, 50/60 Hz and from 9 V to 23 V DC
Maximum load: 10 A (2200 W) per channel / 40 A (8800 W) for the whole device
Communication: WiFi 2.4 GHz / RF 433 MHz
WiFi Standard: IEEE802.11 b/g/n
Encryption mechanism: WPA / WPA2
Housing material: PVC0
Number of channels: 4
Operating temperature: from -10°C to 40°C
Humidity: from 5% to 95% RH
Dimensions: 145 x 90 x 34 mm

Package width	15 cm
Package height	4 cm
Package depth	9.5 cm
Package weight	0.23 kg

Send us your question

Łukasz 01/16/23	Question: How is the control of AC receivers only manual or can you create scenes in ewelink application? because I understand that the device can change the output voltage for the receiver?
	Answer: The connected devices can also be controlled from the application. The module allows switching voltages up to 240 V AC or up to 23 V DC with a maximum load capacity of 10 A per channel.

Michał 12/27/21	Question: Hello please let me know how many din modals this sonoff takes ?
	Answer: Sonoff takes up about 8 modules (assuming that one module is 17.5 mm wide).

Product reviews

Sonoff 4CH PRO R3 WiFi+RF 433MHz - 4-channel switch

4/5

Average grade

1

Customers opinion

The following opinions are collected
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and come from the post-purchase process.

Martin 30.10.2023 Confirmed purchase Translated review

The relay is quite good, small, compact, powerful. First I installed the Tasmota firmware so that you can use the relay without a China server.