# Shelly Wave i4

*Shelly / QLSN-0A24XEU*

> The Shelly Wave i4 is a Z-Wave input module with four inputs and no relays. It reads wall switches and push buttons to control other Z-Wave devices, with multi-click for up to 16 actions. It suits Home Assistant users, with native support through Z-Wave.

- Canonical page: https://smarthomecanon.com/devices/shelly-wave-i4
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Shelly](https://smarthomecanon.com/brands/shelly) |
| Category | Button |
| Model numbers | QLSN-0A24XEU |
| Status | Current[^1][^2] |
| Generation | Wave[^1] |
| Ordering code | QLSN-0A24XEU[^1] |
| Type | Input module[^1] |
| Load or power | 4 inputs, 110-240 V AC supply[^1] |
| Features | Input reader with no relays; multi-click for up to 16 actions[^1] |
| Radio | Z-Wave 800 Series; 864 MHz (Z-Wave Long Range) or 868.4 MHz (Z-Wave mesh)[^1] |

## Integration paths

**How the Shelly Wave i4 connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Z-Wave](https://smarthomecanon.com/protocols/zwave) | Z-Wave controller[^1] | unknown | unknown |

**Platform support for the Shelly Wave i4**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Z-Wave | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | zwave_js |
| Z-Wave | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | cloud.shelly |

## Related pages

- [Shelly Wave](https://smarthomecanon.com/lines/shelly-wave) (line)
- [Shelly](https://smarthomecanon.com/brands/shelly) (brand)
- [Z-Wave](https://smarthomecanon.com/protocols/zwave) (protocol)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Shelly Wave i4 - Shelly Europe shop. https://www.shelly.com/products/shelly-wave-i4-eu (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)