# SONOFF TX Ultimate

*SONOFF / T5-1C-86, T5-2C-86, T5-3C-86, T5-4C-86, T5-1C-120, T5-2C-120, T5-3C-120, T5-4C-120*

> The TX Ultimate is a Wi-Fi touch wall switch with LED edge lighting, in 86/EU and 120 type panels with one to four gangs. 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-tx-ultimate
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [SONOFF](https://smarthomecanon.com/brands/sonoff) |
| Category | Switch |
| Model numbers | T5-1C-86, T5-2C-86, T5-3C-86, T5-4C-86, T5-1C-120, T5-2C-120, T5-3C-120, T5-4C-120 |
| Status | Current[^1] |
| Type | Touch wall switch (TX)[^1] |
| Radio | Wi-Fi 2.4 GHz[^1] |
| Channels | 1 to 4[^1] |
| Neutral wire | unknown |
| Rated load | 1 gang 5 A, 2 gangs 10 A, 3 gangs 15 A, 4 gangs 16 A in total[^1] |
| Zigbee router | unknown |
| Energy monitoring | unknown |

## Integration paths

**How the SONOFF TX Ultimate 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 TX Ultimate**

| 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 TX Ultimate Smart Touch Wall Switch. https://sonoff.tech/products/sonoff-tx-ultimate-smart-touch-wall-switch (manufacturer, checked 2026-10-13)