Introduction
2-Gang Zigbee Smart Switch (No Neutral Required)
User Manual
The MINI DUO-L is an ultra-compact Zigbee 3.0 dual-channel switch (No Neutral Wire Required), designed to fit neatly inside standard wall switch boxes. Supporting a total load of up to 12A, it connects to a Zigbee gateway to transform traditional switches into smart controls. It can also be linked with other devices in smart scenes to enable seamless home automation.
Remote Control
Timer Schedule
Dual Load
Control
No By-pass Module
Needed
Smart Scene
Power-on State
No Neutral Wire
Required
Supports External
Switch
① Button
- Press and hold for 5 seconds: Device enters the pairing mode. (Pairing time 3 minutes)
- Click three times in succession: Switch external switch type.
② LED i ndicator (Green)
- Slow flash: Device is in pairing mode.
- Keeps off: Normal connection with the gateway.
- Fast flash: Abnormal connection with the gateway. Pairing failure/Timeout.
- Flashes three times quickly: Switch the external switch trigger type.
- Flashes five times quickly: Trigger Factory Reset
Specification
Installation
1. Power off
⚠︎WARNING
Please install and maintain the device by a professional electrician. To avoid electric shock hazards, do not operate any connection or contact the terminal connector while the device is powered on!
2. Wiring instruction
ⓘ To ensure the safety of your electrical installation, it’s essential that either a Miniature Circuit Breaker (MCB) or a Residual Current operated Circuit-breaker with Integral Overcurrent protection (RCBO) with an electrical rating of 12A has been installed before the MINI-ZB2GS-L.
ⓘ For single-phase use only (100–240V~). Connecting to multiple phases may result in damage to the device.
ⓘ Make sure all wires are connected correctly.
ⓘ 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.
ⓘ Supported switches include rocker switches and push buttons, and factory default is the rocker switch. Method of changing the switch type: short press the button 3 times until the LED signal indicator flashes 3 times quickly, now you change the switch type successfully.
ⓘ The device will remain in the off state and cannot be controlled by the device’s button or external switch when it is in Pairing mode.
Instructions for wiring symbols
|
Terminals |
|
Wires |
|
|
L |
Live Line |
L |
Live Line(100-240V~) |
|
L |
Live Line |
L |
Live Line(100-240V~) |
|
L |
Live Line |
L |
Live Line(100-240V~) |
|
L1 |
Live Output Terminal_1 (100-240V~) |
|
|
|
L2 |
Live Output Terminal_2 (100-240V~) |
|
|
|
S1 |
Switch_1 |
|
|
|
S2 |
Switch_2 |
|
|
3. Power on
After powering on, the device will enter the pairing mode by default during the first use, and the LED signal indicator will “flash slowly”.
ⓘ The device will exit the pairing mode if you do not operate it within 3mins. When you want to enter the pairing mode again, long press any button on the device for 5 seconds until the signal light “flashes slowly” and release.
Add a Device
1. Download the eWeLink App
Please download the “eWeLink” App from Google Play Store or Apple App Store.
2. Add SONOFF Zigbee gateway
3. Network configuration
Enter “Scan”
Scan the QR code on the device
Select “Add Device”
(If the device exits pairing mode)
Long press the button for 5 seconds
Check LED indicator flashing status (Slow flash)
Select Zigbee gateway
Wait until the addition is done.
Compatible SONOFF Gateways
Recommended SONOFF gateway models: ZBBridge-P, ZBBridge-U, NSPanel Pro, iHost.
Other compatible SONOFF gateway models: ZBDongle-P, ZBDongle-E.
Install the device in the mounting box
Factory Reset
Trigger conditions (any one condition met)
- Press and hold the device button for 10 seconds.
- Delete the device on the App.