Sonoff M5-3C-80M Smart Wall Switch, 3-Gang, Wi-Fi, Matter Support

The Sonoff M5-3C-80M is a 3-gang smart wall switch designed for intelligent home lighting control. It features Wi-Fi connectivity and native Matter support, ensuring seamless integration with various smart home ecosystems. This physical push-button switch allows for local control, app-based management, and voice command compatibility, providing a reliable and modern solution for automating home lighting systems.

Advantages

This smart wall switch offers versatile control options, allowing you to operate your lights via physical mechanical buttons, the eWeLink mobile application, or voice commands through Amazon Alexa and Google Home. The device supports advanced automation features such as timers, scheduling, and custom smart scenes, which can be further expanded by linking with IFTTT. Its design includes an adjustable LED indicator, making it easy to locate in the dark, while the mechanical buttons provide tactile feedback suitable for all users, including those wearing gloves. Furthermore, the switch supports local LAN control, ensuring functionality even without a cloud server connection.

Suitable for

• Automating home lighting systems in residential settings
• Creating multi-way lighting control setups when paired with Sonoff R5 scene controllers
• Integrating with existing smart home ecosystems via Matter support
• Users requiring a physical button interface for smart home devices

When it may not be suitable

This device requires a 2.4 GHz Wi-Fi network for remote connectivity and smart features; it will not function with 5 GHz networks. It is designed for standard electrical installations and may not be compatible with wiring systems that lack a neutral wire or do not meet the specified voltage and power requirements.

Key specifications

• Number of gangs: 3
• Voltage range: 100V-240V AC, 50/60Hz
• Maximum current: 6A total (2A per gang)
• Maximum power: 1320W total (440W per gang)
• Connectivity: Wi-Fi 2.4 GHz (IEEE 802.11b/g/n)
• Compatibility: Matter, Amazon Alexa, Google Assistant, eWeLink app
• Operating temperature: -10°C to 40°C
• Dimensions: 86 x 71 x 41.5 mm
• Material: Flame-retardant PC V0

How to use

The Sonoff M5-3C-80M is installed in place of a standard wall switch. Once wired into your electrical system, download the eWeLink app to pair the device with your 2.4 GHz Wi-Fi network. You can then configure individual gangs, set schedules, or create scenes within the app. For voice control, link your eWeLink account to your preferred voice assistant. Physical operation is performed by pressing the mechanical buttons, and the LED indicator brightness can be adjusted via the app settings.

What to consider before purchase

• Ensure your home Wi-Fi network operates on the 2.4 GHz frequency
• Check that your electrical wall box is compatible with the switch dimensions
• Verify that your electrical wiring supports the power ratings of the device
• Consider purchasing the Sonoff M5-80 frame-holder if your installation requires it

Usage recommendations: For optimal performance, ensure the device is installed in a location with a stable Wi-Fi signal. If using for multi-way control, pair the switch with compatible Sonoff scene controllers to avoid complex rewiring.