Guide to Add Zemismart ZMD-206 & ZMD-208 Zigbee Screen Dimmer Switches to Home Assistant via Zigbee2MQTT (Z2M)

Overview

Zemismart ZMD-206 and ZMD-208 Screen Dimmer Switches now support Zigbee2MQTT through custom external converters. After adding the converter files, users can control the switches directly in Zigbee2MQTT and Home Assistant.

After adding the corresponding Zigbee2MQTT converter, users can access advanced controls including:

  • Multi-gang lighting control
  • Brightness adjustment
  • Countdown timer
  • Custom switch names
  • Screen settings
  • Child lock
  • Relay status

Supported models:


Zigbee2MQTT Converter Support

To use these switches in Home Assistant, add the corresponding converter:

ZMD-206 Series

Converter:

ZMD-208 Series

Converter:

The converters enable communication between Zemismart switches, Zigbee2MQTT, and Home Assistant.


Home Assistant Functions

1. Multi-Gang Lighting Control

Each gang can be controlled independently.

Users can control:


2. Brightness Adjustment & Load Type Selection

The switch supports brightness calibration for different lamps.

Available settings:

  • Minimum brightness
  • Maximum brightness
  • Load type:
    • LED
    • Incandescent
    • Halogen

This helps achieve smoother dimming performance with different lighting types.


3. Countdown Timer

Each gang supports countdown control.

Example:

Set:

Countdown: 300 seconds

The light will automatically turn off after the selected time.


4. Custom Switch Names

Users can customize the name displayed on each switch channel.

Example:

Before:

Switch 1
Switch 2
Switch 3

After:

Living Room
Kitchen
Balcony


5. Screen & Backlight Settings

Home Assistant allows users to configure:

  • Screen off time
  • Backlight ON/OFF
  • Backlight brightness
  • Indicator color

6. Child Lock & Dimming Speed

For safety and better user experience:

Child Lock

Prevent accidental touch operation.

Gradient Rate

Adjust the dimming transition speed.


Supported Features Summary

Function Support
ON/OFF Control ✓
Multi-Gang Control ✓
Brightness Adjustment ✓
Brightness Limit ✓
Countdown Timer ✓
Custom Switch Name ✓
Screen Timeout ✓
Backlight Control ✓
Child Lock ✓

Conclusion

With Zemismart Zigbee2MQTT converters, ZMD-206 and ZMD-208 screen dimmer switches can be fully integrated into Home Assistant.

Users can enjoy local Zigbee control with advanced lighting management, screen customization, and smart automation.