# Eve Dimmer Switch

*Eve / 20ECQ4101, 10ECQ4151*

> The Eve Dimmer Switch is a neutral-wire in-wall dimmer for US and Canadian single-pole circuits. It uses Matter over Thread and routes Thread traffic for other devices. Eve launched it at $49.95. It suits HomeKit, Google Home, Alexa, SmartThings and Home Assistant users, with native support through Matter over Thread.

- Canonical page: https://smarthomecanon.com/devices/eve-dimmer-switch
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Eve](https://smarthomecanon.com/brands/eve) |
| Category | Switch |
| Model numbers | 20ECQ4101, 10ECQ4151 |
| Status | Current[^1] |
| Type | Dimmer[^2] |
| Radio | Thread[^2] |
| Matter | Matter over Thread[^2][^3] |
| Power | Hardwired, 120 V AC, neutral wire required[^2] |
| Thread role | Router-capable; border router needed separately[^2] |
| Region | US and Canada[^2][^3] |
| Released | 2025-03[^3] |
| Max load | LED 150 W / 1.25 A; incandescent and halogen 600 W / 5 A[^2] |

## Integration paths

**How the Eve Dimmer Switch connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Matter / Thread](https://smarthomecanon.com/protocols/matter-thread) | Matter controller, Thread border router[^2] | unknown | unknown |

**Platform support for the Eve Dimmer Switch**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Matter / Thread | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^2] |  |
| Matter / Thread | [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) | Native[^2] |  |
| Matter / Thread | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^2] |  |
| Matter / Thread | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^2] |  |
| Matter / Thread | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | Native[^2] |  |
| Matter / Thread | [Homey](https://smarthomecanon.com/platforms/homey) | Native[^2] |  |

## Releases

**Eve Dimmer Switch release events**

| Date | Event | Detail |
| --- | --- | --- |
| 2025-02-25[^3] | Announced | Announced for US and Canada. |
| 2025-03[^3] | Released | Shipping from mid-March 2025. |

## Related pages

- [Eve switches and dimmers](https://smarthomecanon.com/lines/eve-switches-and-dimmers) (line)
- [Eve](https://smarthomecanon.com/brands/eve) (brand)
- [Matter over Thread](https://smarthomecanon.com/protocols/matter-thread) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (platform)
- [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) (platform)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Eve Store (US): product list. https://www.evehome.com/en-us/store (manufacturer, checked 2026-10-20)
[^2]: Eve: Eve Dimmer Switch. https://www.evehome.com/en-us/eve-dimmer-switch (manufacturer, checked 2026-10-20)
[^3]: Eve press release, 2025-02-25: Eve Dimmer Switch. https://www.evehome.com/en/news/eve-dimmer-switch (manufacturer, checked 2026-10-13)