# Shelly DALI Dimmer Gen3

*Shelly / S3DM-0A1WW*

> The Shelly DALI Dimmer Gen3 links Shelly to a DALI lighting bus. It is a gateway that can drive up to five DALI control gear units. It suits Google Home, Alexa and SmartThings users through an integration (the maker's cloud). Home Assistant users reach it through an integration (local Wi-Fi control).

- Canonical page: https://smarthomecanon.com/devices/shelly-dali-dimmer-gen3
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Shelly](https://smarthomecanon.com/brands/shelly) |
| Category | Switch |
| Model numbers | S3DM-0A1WW |
| Status | Current[^1][^2] |
| Generation | Gen3[^3] |
| Model code | S3DM-0A1WW[^4] |
| Control | DALI gateway[^4] |
| Max load | Up to 5 DALI control gear units on the bus[^4] |
| Power measurement | unknown |
| Radio | Wi-Fi, Bluetooth 4.2[^4] |
| Matter | unknown |
| Local API | HTTP API, MQTT and webhooks[^4][^5] |

## Integration paths

**How the Shelly DALI Dimmer Gen3 connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Wi-Fi local](https://smarthomecanon.com/protocols/wifi-local) | withheld | withheld | unknown |
| [Wi-Fi cloud](https://smarthomecanon.com/protocols/wifi-cloud) | Vendor cloud account[^4] | No[^4] | unknown |

**Platform support for the Shelly DALI Dimmer Gen3**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Wi-Fi local | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | Shelly |
| Wi-Fi local | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | cloud.shelly |
| Wi-Fi cloud | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Via integration[^4] |  |
| Wi-Fi cloud | [Google Home](https://smarthomecanon.com/platforms/google-home) | Via integration[^4] |  |
| Wi-Fi cloud | [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) | Via integration[^4] |  |

## Related pages

- [Shelly dimmers](https://smarthomecanon.com/lines/shelly-dimmers) (line)
- [Shelly](https://smarthomecanon.com/brands/shelly) (brand)
- [Wi-Fi with local control](https://smarthomecanon.com/protocols/wifi-local) (protocol)
- [Wi-Fi through a cloud service](https://smarthomecanon.com/protocols/wifi-cloud) (protocol)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) (platform)

## Sources

[^1]: Shelly DALI Dimmer Gen3 - Shelly Europe shop. https://www.shelly.com/products/shelly-dali-dimmer-gen3 (manufacturer, checked 2026-10-09)
[^2]: Shelly Europe shop catalog (Shopify product feed, pages 1-3). https://www.shelly.com/products.json?limit=250&page=1 (manufacturer, checked 2026-10-09)
[^3]: Shelly Gen3 devices - Shelly Knowledge Base. https://kb.shelly.cloud/knowledge-base/shelly-gen3-devices (manufacturer, checked 2026-10-09)
[^4]: Shelly DALI Dimmer Gen3 - Shelly Knowledge Base. https://kb.shelly.cloud/knowledge-base/shelly-dali-dimmer-gen3-1 (manufacturer, checked 2026-10-09)
[^5]: Shelly Technical Documentation. https://shelly-api-docs.shelly.cloud/ (manufacturer, checked 2026-10-09)