# SONOFF DUALR3

*SONOFF / DUALR3*

> The DUALR3 is a two-channel Wi-Fi relay with per-channel power metering that also drives curtain motors up to 1 A. It runs from the eWeLink app and reaches Matter platforms through an eWeLink CUBE OS 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-dualr3
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [SONOFF](https://smarthomecanon.com/brands/sonoff) |
| Category | Relay module |
| Model numbers | DUALR3 |
| Status | Current[^1] |
| Type | Dual relay[^1] |
| Radio | Wi-Fi 2.4 GHz[^1] |
| Rated load | 10 A / 2200 W per channel, 15 A / 3300 W total; motor 1 A[^1] |
| Energy monitoring | Yes, per channel[^1] |

## Integration paths

**How the SONOFF DUALR3 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 DUALR3**

| 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 Wi-Fi switches and power meters](https://smarthomecanon.com/lines/sonoff-wifi-switches-and-meters) (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 DUALR3/DUALR3 Lite Dual Relay Two Way Power Metering Smart Switch. https://sonoff.tech/products/sonoff-dualr3-dualr3-lite-dual-relay-two-way-power-metering-smart-switch (manufacturer, checked 2026-10-13)