# Shelly BLU Wall Switch 4 with Legrand adapter

*Shelly / SBBT-004CEU*

> The Shelly BLU Wall Switch 4 with Legrand adapter pairs the switch with adapters that fit existing Legrand (Niloe) frames. The frames are not included. It suits Home Assistant users through an integration (Bluetooth).

- Canonical page: https://smarthomecanon.com/devices/shelly-blu-wall-switch-4-legrand
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Shelly](https://smarthomecanon.com/brands/shelly) |
| Category | Remote |
| Model numbers | SBBT-004CEU |
| Status | Current[^1][^2] |
| Type | Wall switch[^1][^3] |
| Model code | SBBT-004CEU[^1][^3] |
| Radio | Bluetooth 4.2[^1][^3] |
| Power | CR2032 battery, up to 2 years[^1][^3] |
| Features | Four buttons; multi-click for up to 16 actions; fits third-party switch frames[^1][^3] |
| BLE advertisements decodable | Yes (BTHome)[^1][^3] |

## Integration paths

**How the Shelly BLU Wall Switch 4 with Legrand adapter connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [BLE](https://smarthomecanon.com/protocols/ble) | Shelly BLU Gateway, or any Shelly Plus, Pro, Gen3 or Gen4 device other than a sensor[^1][^3] | unknown | unknown |

**Platform support for the Shelly BLU Wall Switch 4 with Legrand adapter**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| BLE | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | Via integration[^1][^3] | BTHome |
| BLE | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | cloud.shelly |

## Related pages

- [Shelly BLU](https://smarthomecanon.com/lines/shelly-blu) (line)
- [Shelly](https://smarthomecanon.com/brands/shelly) (brand)
- [Bluetooth Low Energy](https://smarthomecanon.com/protocols/ble) (protocol)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Shelly BLU Wall Switch 4 with Legrand adapter - Shelly Europe shop. https://www.shelly.com/products/shelly-wall-switch-adapter-legrand (manufacturer, checked 2026-10-13)
[^2]: Shelly Europe shop catalog (Shopify product feed). https://www.shelly.com/products.json?limit=250&page=1 (manufacturer, checked 2026-10-13)
[^3]: Shelly BLU Wall Switch 4 with Legrand adapter - Shelly Knowledge Base. https://kb.shelly.cloud/knowledge-base/shelly-blu-wall-switch-4 (manufacturer, checked 2026-10-13)