Product Overview

Introduction

Product Name	SONOFF ZBMINI Extreme Zigbee Smart Switch (Neutral Wire Required)
Product Model	ZBMINIR2

ZBMINIR2 is an extremely compact Zigbee 3.0 single-channel neutral wire switch, capable of being installed in a mounting box and supporting a maximum load of 10A, thus making ordinary switches smart. It supports a repeater function to easily improve Zigbee communication quality and can also link with other devices in smart scenarios to realize your home automation.

Highlights

• Size Optimization: Reduced by 40% compared to the ZBMINI.
• Chip Upgrade: Features the EFR32MG21 chip, significantly enhancing communication capabilities.
• Repeater Functionality: Supports extend up to 64 Zigbee end devices, offering extensive expansion options.
• Smart Light Compatibility: Equipped with the 'Detach Relay Mode', enabling closing the external switch while keeping the smart lights online.

Applications

• Smart Lighting Control

Upgrade traditional wall switches for lights or ceiling lamps into smart switches with Zigbee connectivity. Control lighting remotely via app, voice assistant, or automation scenes.

• Home Appliance Automation

Easily convert on/off control of small home appliances (e.g., fans, coffee makers) into smart, scheduled, or remotely managed devices.

• Zigbee Network Expansion

With built-in repeater functionality, ZBMINIR2 extends the Zigbee network range, making it ideal for large homes or areas with a weak Zigbee signal.

• etc...

Specification

Model	ZBMINIR2
MCU	EFR32MG21
Rating	100-240V~ 50/60Hz 10A Max Resistive Load μ
Max. Load	2400W@240V
Wireless Connectivity	Zigbee 3.0
Net Weight	26.7g
Dimension	39.5x33x16.8mm
Color	White
Casing Material	PC V0
Applicable Place	Indoor
Working Temperature	-10℃~40℃
Working Humidity	5%~95% RH, non-condensing
Working height	Less than 2000m
Certification	CE/FCC/ISED/RoHS
Executive standard	EN 60669-2-1

Key Features

eWeLink Platform

Notice: This functionality is available only when the device is paired with the eWeLink app. For capabilities when the device is paired via Matter with Alexa, Google Home, or other platforms, refer to Key Features >> Compatible Zigbee Hubs List

 

Device Home Page Functions
Key Features	Feature Description
On / Off	Device on/off state
Schedule	Set the device to complete the specified action at the specified time.
Timer	Set delayed actions for the device to execute after a specified time
Loop Timer	The device executes a predefined action cyclically at specified time intervals.

Device Settings
Key Features		Feature Description
​ ​ ​ Third-party Platforms ​ ​ ​ ​	Alexa	​ ​ ​ You can control your smart devices through third-party services, including voice control. ​
	Google Home
	IFTTT
	SmartThings
	Alice
Assign location		Set up the home and room where the device is located.
Share		The device can be shared with other eweLink accounts.
Create Group		After multiple devices are created into a group, you can synchronize all devices in the group.
​ ​ Smart Scene ​	Trigger Condition	On/Off External switch [Click] When Detach Relay is enabled, this additional trigger condition is added to the scene.
	Execution Action	On/Off/Reverse
​ ​ Switch Mode ​	Mode	External Tigger Mode Setting: Pulse Mode/Edge Mode/Following Mode
	Detach Relay	The states of external switches and relays are separated or not. Enable/Disable
Logs		Records of device status changes. (You can view the operation records of the past three months)
Pilot Features		Turbo Mode(Enhancing the signal strength) On/Off
Network Indicator		On/Off
​ ​ Power-on State		The switch state of the device when power is restored after a power outage. On/Off/Last State/Reverse Last State
		Power-on State will be delayed for the time you set. Enable/Disable Duration range: 0.5s~59min 59.5s
​ ​ Inching Settings ​		The device automatically turns off/turns on after being on for a specified duration. Enable/Disable Duration range: 0.5s~23h 59min 59.5s Status: Auto-on/Auto-off
Delete Device		Remove the device from the eWeLink platform.

Compatible Zigbee Hubs List

Platform	eWeLink		Home Assistant via ZHA	Home Assistant via Z2M	Alexa
Zigbee Hub	ZBBridge	ZBBridge-P ZBBridge-U, NSPanel Pro, iHost	ZBDongle-P/-E	ZBDongle-P/-E	Amazon Echo (Plus 2nd, Echo 4th, Show 2nd)
ON/OFF	√	√	√	√	√
Power-on State	×	√	√	√	×
Inching Settings	×	√	×	√	×
External Switch Type	×	√	√	√	×
Turbo Mode	×	√	√	√	×
Group Control	×	√	√	√	×
OTA	×	√	√	√	×
Detach Mode	×	√	√	√	×

 

Notice: If the device fails to be added to the Zigbee gateway, please update the gateway to the latest version. Philips gateway and Fritzbox Zigbee router gateway are not supported.

 

Installation and Configuration Guide

① Button

Button	Description
Press & hold 5 seconds	Device enters the pairing mode.
Single press	Turn on/off
Click three times in succession	Switch the external switch type.

② LED indicator (Green)

Network indicator (Green)	Description
Steady on	Normal connection with the gateway.
Slow flash	The device is in pairing mode.
Fast flash	Abnormal connection with the gateway.
Flashes three times quickly	Switch the external switch trigger type.

③ Input/Output Terminal

Terminals	Description
N	Neutral (Output Terminal)
N	Neutral (Input Terminal)
L Out	Live (Output Terminal)
L In	Live (Input Terminal)
S1	External Switch (Input Terminal)
S2	External Switch (Input Terminal)

Wiring Diagrams

WARNING: Please install and maintain the device by a professional electrician. To avoid an electric shock hazard, do not operate any connection or contact the terminal connector while the device is powered on! It is prohibited to connect S1 and S2 terminals to the neutral or ground wire in order to avoid damaging the equipment and causing danger. Make sure all wires are connected correctly. Supported switches are rocker switches and push buttons, and the factory default supports rocker switches. Method of changing the switch type: short-press the button 3 times until the green indicator flashes 3 times quickly, now you have changed the switch type successfully.

Terminals	​	Wires	​
N	Neutral (Output Terminal)	N	Neutral Wire
N	Neutral (Input Terminal)	N	Neutral Wire
L Out	Live (Output Terminal)	L	Live (100~240V) Wire
L In	Live (Input Terminal)	L	Live (100~240V) Wire
S1	External Switch (Input Terminal)	​	​
S2	External Switch (Input Terminal)	​	​

Add Device

eWeLink Platform

Download the eWeLink App & Add SONOFF Zigbee Gateway.

Open eWeLink to scan the QR code on the Quick Guide or the device itself to add the device.

Enter "Scan" .	Scan the QR code on the device.	Select “Add Device".
Power on the device.	Long-press the button for 5 seconds.	The LED indicator flashes slowly for 180s.
Select Zigbee gateway.	Wait until the addition is done.

Compatible Third-party Platform

If you're using a third-party Zigbee gateway, please refer to the corresponding app for detailed instructions on how to add the device.

Install the MINI Extreme in the mounting box

FAQ

1. Does ZBMINIR2 require a neutral wire?

Yes. ZBMINIR2 requires a neutral wire for installation. Please make sure your switch box has both live and neutral wires available.

2. Does ZBMINIR2 require a Zigbee gateway?

Yes. ZBMINIR2 requires a Zigbee gateway for realizing smart control.

3. What's the maximum load ZBMINIR2 can support?

ZBMINIR2 supports a maximum load of 10A, suitable for most household lighting and small appliances. Always ensure the connected device is within the rated capacity.

4. Can ZBMINIR2 work with voice assistants?

Yes. When the ZBMINIR2 was added to the compatible SONOFF hub, and after binding a third-party account in the eWeLink app, voice control through a smart speaker will be enabled.

5. Can I use ZBMINIR2 with my existing wall switch?

Absolutely! ZBMINIR2 is designed to retrofit behind your existing wall switch, allowing manual and smart control at the same time.

6. What is the repeater function?

ZBMINIR2 functions as a Zigbee signal repeater, extending the range and improving the stability of your Zigbee network when powered on and connected.

Troubleshooting

1. Device not pairing with Zigbee hub

Ensure the device is powered on and wired correctly.

Long-press the pairing button until the LED indicator starts blinking rapidly.

Ensure your hub is compatible and in pairing mode and within 2 meters of the device during initial pairing.

Try restarting your hub and retry the pairing process.

2. ZBMINIR2 shows offline or unresponsive

Check the power supply and ensure the device is powered.

Make sure your Zigbee hub is online and within signal range.

Try rebooting the hub or power-cycling the ZBMINIR2.

If the issue persists, repair the device.

3. Switch not controlling the load

Ensure Live In, Live Out, and Neutral are properly connected.

Make sure the connected device does not exceed the 10A rating.

If using a wall switch, ensure it's functioning properly and wired correctly.

4. The Zigbee signal is still weak in some areas.

Try relocating ZBMINIR2 to a central or elevated position.

Avoid placement near metal surfaces or dense walls.

Add more Zigbee routers to create a mesh network.

​

Application Explore

1:1 scale 3D model of the SONOFF ZBMINIR2
This is a 1:1 scale 3D model of the SONOFF ZBMINIR2, precisely recreated for physical testing and design validation.
Access Link: 1:1 scale 3D model of the SONOFF ZBMINIR2

Know more

For a detailed guide and review of the SONOFF ZBMINIR2, visit our free course at the SONOFF Academy.