# SONOFF BASICR4

*SONOFF / BASICR4*

> The BASICR4 is a low-cost Wi-Fi relay that runs from the eWeLink app. To reach HomeKit, Google Home, Alexa, SmartThings and Home Assistant, it goes through an eWeLink CUBE OS Matter bridge. It suits HomeKit, Google Home, Alexa, SmartThings and Home Assistant users through an integration (a Matter bridge).

- Canonical page: https://smarthomecanon.com/devices/sonoff-basicr4
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [SONOFF](https://smarthomecanon.com/brands/sonoff) |
| Category | Relay module |
| Model numbers | BASICR4 |
| Status | Current[^1] |
| Type | Basic relay[^1] |
| Radio | Wi-Fi 2.4 GHz[^1] |
| Channels | 1[^1] |
| Neutral wire | unknown |
| Rated load | 2400 W at 240 V[^1] |
| Energy monitoring | unknown |
| Zigbee router | unknown |

## Integration paths

**How the SONOFF BASICR4 connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Matter via Bridge](https://smarthomecanon.com/protocols/matter-bridged) | eWeLink CUBE OS Matter bridge[^1] | Yes[^1] | unknown |
| [Wi-Fi cloud](https://smarthomecanon.com/protocols/wifi-cloud) | eWeLink app[^1] | unknown | unknown |

**Platform support for the SONOFF BASICR4**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Matter via Bridge | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Via integration[^1] |  |
| Matter via Bridge | [Google Home](https://smarthomecanon.com/platforms/google-home) | Via integration[^1] |  |
| Matter via Bridge | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Via integration[^1] |  |
| Matter via Bridge | [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) | Via integration[^1] |  |
| Matter via Bridge | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | Via integration[^1] |  |
| Wi-Fi cloud | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | AlexxIT/SonoffLAN |

## Related pages

- [SONOFF relays and wall switches](https://smarthomecanon.com/lines/sonoff-relays) (line)
- [SONOFF](https://smarthomecanon.com/brands/sonoff) (brand)
- [Matter through a bridge](https://smarthomecanon.com/protocols/matter-bridged) (protocol)
- [Wi-Fi through a cloud service](https://smarthomecanon.com/protocols/wifi-cloud) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)

## Sources

[^1]: SONOFF store: SONOFF BASICR4 Wi-Fi Smart Switch. https://sonoff.tech/products/sonoff-basicr4-wi-fi-smart-switch (manufacturer, checked 2026-10-13)