Samotech SM323 Compatibility
LED Dimmer Retrofit Module · dimmer Zigbee
The Samotech SM323 (LED Dimmer Retrofit Module) is a Zigbee dimmer from Samotech. It gives you smooth dimming control over connected lighting from your smart-home hub. It's confirmed working across 3 platforms, including Zigbee2MQTT, deCONZ, Zigbee for Domoticz. Because it speaks standard Zigbee, the Samotech SM323 pairs with any Zigbee coordinator once it's joined to one of the supported bridges above.
Compatibility at a glance
Samotech SM323 is a Zigbee dimmer from Samotech. It is compatible with: Zigbee2MQTT, deCONZ, Zigbee for Domoticz.
| ZHA (Home Assistant) | ✗ Not supported |
| Zigbee2MQTT | ✓ Supported |
| deCONZ | ✓ Supported |
| Zigbee2Tasmota | ✗ Not supported |
| ioBroker | ✗ Not supported |
| Zigbee for Domoticz | ✓ Supported |
| iHost | ✗ Not supported |
Where to buy the Samotech SM323
The Samotech SM323 is widely available on Amazon in the US, UK, Canada and across Europe. Prices and stock vary by region — the link below opens results for your local Amazon store.
⚡ Check your region: in-wall devices follow local wiring standards — pick the version sold for your country (US/UK/EU).
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Recommended Zigbee coordinators
The Samotech SM323 needs a Zigbee coordinator (USB stick) to join your network. These are the ones we'd buy:
As an Amazon Associate, WillItPair earns from qualifying purchases. This doesn't affect what you pay.
Frequently asked questions
Does the Samotech SM323 work with Home Assistant?
It is not natively supported by Home Assistant's ZHA integration, but you can use it via Zigbee2MQTT (Z2M) if Z2M support is listed below. It also works through Zigbee2MQTT.
Is the Samotech SM323 compatible with Zigbee2MQTT?
Yes, the Samotech SM323 is supported by Zigbee2MQTT.
What Zigbee hub do I need for the Samotech SM323?
Any Zigbee coordinator paired with one of the supported bridges (Zigbee2MQTT, deCONZ, Zigbee for Domoticz) will let you use this device. A SONOFF Zigbee dongle or a ConBee II are common choices.