Sonoff 4CH & 4CH R3 PRO are 4-gang switches with din rail mounting. Sonoff 4CH (R3)PRO 4 gang light switch supports to connect and control 4 electrical appliances, which can be turned on/off separately by the buttons or iOS/Android App EweLink. Besides, with the multi gang switch, you can check real-time devices status for each device on App. Owning a Sonoff 4CH (R3) PRO multi gang switch means you have 4 Sonoff basic WiFi switches integrate together. 

The enclosure is din rail mount supported! A DIN rail is a metal rail of a standard type widely used for mounting circuit breakers and industrial control equipment inside equipment racks. These products are typically made from cold rolled carbon steel sheet with a zinc-plated or chromated bright surface finish.

Sonoff 4CH (R2) 4 gang WiFi light switch belongs to Sonoff family, definitely, it bears all the functions basic Sonoff has. In EweLink, you can remote turn on/off from anywhere at any time, set single/repeat/countdown timing schedules to turn on/off at a specified time, share to others so that they can control together.

Sonoff 4CH (R2) is hacker-friendly that you can flash your firmware without difficulty

Works With Amazon Alexa

You can ask Alexa to turn on/off Sonoff 4CH (R3).PRO

Standard voice control commands phrases (if you just say the device name, Alexa will turn on/off all the 4 gangs immediately):

Alexa, turn on {deviceName}

Alexa, turn off {deviceName}

Alexa, turn on {deviceName} {gangName}

Alexa, turn off {deviceName} {gangName}

The default names for the 4 gangs are: outlet 1, outlet 2, outlet 3, outlet 4. You can change the name if you like.

Explanation: if the device name of your Sonoff 4CH (R2) is “My Switch”, the gang name is “Outlet 1”, then you can control with “Alexa, turn on My Switch Outlet 1”.

Features

Turn on/off 4 home appliances remotely

Device status’s synchronously display

Scheduled/Countdown timers

Share control

Supports setting power on status

Works with Amazon Echo, Echo Dot, Amazon Tap

Works with Google Home, Google Nest

Works with IFTTT

Specification

4CHPROR3 Specifications

* Voltage Range: 100-240V AC 50/60Hz(DC: 9-23V)

* Max. Load: 10A/2200W/Gang 40A/8800W/Total

* Wireless Frequency: WiFi 2.4GHz 

* Wireless Standard: IEEE802.11 b/g/n 2.4GHz2.4GHz(2400M-2483.5M); 

* Security Mechanism: WPA/WPA2

* Enclosure Material: PCV0

* Gang: 4

* Dimension:145*90*34 (mm)

* Operating Temperature(recommended): -10ºC-40ºC(14°F-104°F)

* Operating Humidity: 5%-95%RH, Non-condensing

* 4CHPROR3 Certification: CE, FCC