Sonoff ZBMINIR2 ultra-compact Zigbee 3.0 smart switch

The Sonoff ZBMINIR2 is an ultra-compact Zigbee 3.0 smart switch designed to retrofit traditional wall switches, enabling smart control over connected devices without altering existing fixtures. Its small form factor allows it to fit behind most standard wall switches, making it ideal for seamless smart home integrations.

🔧 Key Specifications

Model: ZBMINIR2

Input Voltage: 100–240V AC, 50/60Hz

Maximum Load: 10A / 2400W

Dimensions: 39.5 × 33 × 16.8 mm

Weight: 26.7 grams

Wireless Protocol: Zigbee 3.0

External Switch Support: Compatible with various switch types, including SPDT, momentary, and rocker switches

Neutral Wire Requirement: Yes

Material: Flame-retardant PC V0

Operating Temperature: -10°C to +40°C

Operating Humidity: 5%–95% RH, non-condensing

⚙️ Features

Compact Design: Fits behind most wall switches, including EU-type/86-type/120-type mounting boxes

Zigbee Router Functionality: Acts as a Zigbee router, extending network coverage and supporting up to 64 sub-devices

Turbo Mode: Enhances signal strength for optimal performance

Detach Relay Mode: Allows the physical switch to control smart devices without cutting power, ideal for smart bulbs

Three Switch Trigger Modes: Pulse Mode, Edge Mode, and Following Mode for versatile switch behavior

Delay Power-On: Prevents damage from high currents when power is restored after an outage

Voice Control: Compatible with Amazon Alexa and Google Assistant

App Control: Manage devices via the eWeLink app

Third-Party Integration: Supports platforms like Home Assistant and Zigbee2MQTT

🛠️ Installation & Setup

1. Power Off: Ensure the power supply is turned off before installation

2. Wiring: Connect the live, load, and neutral wires to the corresponding terminals on the ZBMINIR2

3. External Switch: Connect your existing wall switch to the S1 and S2 terminals

4. Mounting: Place the ZBMINIR2 behind the wall switch inside the mounting box

5. Power On: Restore power and pair the device with your Zigbee hub via the eWeLink app or compatible platform

📦 What's in the Box

1 × Sonoff ZBMINIR2 Smart Switch

User Manual

🔗 Resources

Official Product Page: Sonoff ZBMINIR2

User Manual & Certifications: ZBMINIR2 Documentation

Community Discussions: Home Assistant Community