Product Overview

The SONOFF MINIR4M Matter Smart Switch is a compact, high-performance Wi-Fi relay designed to bring Matter-enabled smart automation to existing lighting circuits and electrical appliances without replacing wall switches.

Powered by the latest Matter smart home standard, the MINIR4M allows seamless integration across multiple smart home ecosystems, eliminating compatibility concerns. Whether you’re using Apple HomeKit, Amazon Alexa, Google Home, Samsung SmartThings, or the eWeLink app, this relay enables reliable local and cloud-based control from virtually anywhere.

Its compact “Extreme” design fits easily into most electrical back boxes, making installation simple while maintaining support for traditional wall switches.

Ideal for DIY makers, professional installers, embedded developers, and home automation enthusiasts, the MINIR4M is the perfect foundation for building a future-proof smart home.

Key Features

Feature	Benefit
Matter Certified	Universal smart home compatibility
Wi-Fi Connectivity	No dedicated hub required
eWeLink Support	Remote monitoring and control
Apple HomeKit Compatible	Native iOS integration
Amazon Alexa Compatible	Voice-controlled automation
Google Home Compatible	Hands-free operation
Samsung SmartThings Support	Cross-platform automation
Ultra-Compact Design	Fits inside standard switch boxes
External Switch Support	Works with existing wall switches
Timer & Scheduling	Automate daily routines
Scene Automation	Create intelligent smart home workflows
OTA Firmware Updates	Continuous feature improvements
Remote Access	Control devices from anywhere
Local Matter Communication	Fast and reliable automation

Applications

Application	Example Use
Smart Lighting	Remote light switching
Home Automation	Automated appliance control
Smart Offices	Scheduled equipment operation
Energy Saving	Automatic power management
Hotels	Smart room control
Educational Labs	Smart home demonstrations
IoT Development	Matter integration testing
Research Projects	Home automation experiments
Commercial Buildings	Centralized lighting control
DIY Projects	Retrofit existing installations

Benefits

Future-Proof Smart Home

Matter compatibility ensures your smart devices work together regardless of ecosystem.

Simple Retrofit Installation

Install behind existing wall switches without replacing your home’s electrical design.

Multi-Platform Compatibility

Control your devices using virtually any modern smart home platform.

Reliable Local Automation

Matter enables faster local communication while reducing dependence on cloud services.

Secure Smart Home

Modern encryption and authentication keep your automation network protected.

Technical Highlights

Why Choose This Product?

Unlike conventional Wi-Fi relays that lock users into a single ecosystem, the SONOFF MINIR4M supports the open Matter standard, allowing one device to work seamlessly across multiple platforms.

Whether you are automating a single room or an entire building, the MINIR4M offers:

Universal compatibility
Easy installation
Reliable automation
Secure communication
Long-term ecosystem support

making it one of the most flexible smart switch relays available today.

Beginner Use Cases

Project	Learning Outcome
Smart Light Switch	Learn home automation
Phone-Controlled Lamp	Remote control basics
Voice-Controlled Lighting	Smart assistant integration
Scheduled Appliance Control	Automation concepts

Professional Use Cases

Project	Application
Smart Buildings	Centralized lighting
Home Assistant Integration	Cross-platform automation
Commercial Installations	Office automation
IoT Product Development	Matter-enabled prototypes
Energy Management	Automated electrical control

4. Key Features

5. Specifications

Specification	Details
Product Model	SONOFF MINIR4M
Product Type	Matter Wi-Fi Smart Relay
Wireless Standard	IEEE 802.11 b/g/n 2.4GHz
Matter Support	Yes
Operating Voltage	100–240V AC, 50/60Hz
Maximum Load	Up to 10A (model dependent)
Communication Interface	Wi-Fi + Matter
Processor	Embedded IoT MCU
Frequency	2.4GHz Wi-Fi
Memory	Embedded Flash
Dimensions	Approx. 39.5 × 33 × 16.8 mm
Weight	Approx. 30 g
Power Consumption	Low standby power
Mobile App	eWeLink
Voice Assistants	Alexa, Google Assistant, Siri
Platform Support	Matter, HomeKit, SmartThings
Installation	Flush-mounted switch box

6. Applications

Industry	Example Projects
Smart Home	Lighting automation
Home Automation	Appliance scheduling
Commercial Buildings	Smart office control
Hotels	Guest room automation
Educational Institutions	Smart home training
IoT Development	Matter device testing
Embedded Systems	Relay control projects
Energy Management	Automatic power scheduling
Smart Agriculture	Pump automation
Industrial Automation	Remote equipment switching

7. Package Includes

1 × SONOFF MINIR4M Matter Smart Switch
User Manual
Installation Guide

FAQs

Q1. What is Matter, and why is it important?

Matter is an open smart home standard that enables devices from different manufacturers to work together seamlessly across platforms such as Apple HomeKit, Amazon Alexa, Google Home, and Samsung SmartThings.

Q2. Does the SONOFF MINIR4M require a hub?

No. The MINIR4M connects directly to your 2.4GHz Wi-Fi network and can communicate using the Matter standard without requiring a proprietary hub.

Q3. Can I continue using my existing wall switch?

Yes. The MINIR4M is designed to work with existing mechanical wall switches, allowing both manual and smart control.

Q4. Is the MINIR4M compatible with Home Assistant?

Yes. Since it supports the Matter protocol, it can be integrated with Matter-compatible versions of Home Assistant for local smart home automation.

Q5. Is professional installation recommended?

If you are unfamiliar with mains electrical wiring, installation should be carried out by a qualified electrician to ensure safety and compliance with local electrical regulations.