# Lutron RadioRA 3 All-in-One Processor

*Lutron / RR-PROC3*

> The Lutron RadioRA 3 All-in-One Processor (RR-PROC3) is the all-in-one PoE wireless processor for Lutron's professionally installed RadioRA 3 system. Paired processors scale the system to 400 devices. It works with HomeKit, Alexa and Google Home voice control. It suits HomeKit, Google Home and Alexa users, with native support through the maker's hub. Home Assistant users reach it through an integration (the maker's hub).

- Canonical page: https://smarthomecanon.com/devices/lutron-radiora3-processor
- Last checked: 2026-10-12

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Lutron](https://smarthomecanon.com/brands/lutron) |
| Category | Hub |
| Model numbers | RR-PROC3 |
| Status | Current[^1] |
| Group | Processors and repeaters[^1] |
| Needs | PoE Ethernet, professional installation[^1] |
| Hub | RadioRA 3 hub[^1] |

## Integration paths

**How the Lutron RadioRA 3 All-in-One Processor connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Proprietary + hub](https://smarthomecanon.com/protocols/proprietary-gateway) | self[^1] | withheld | unknown |

**Platform support for the Lutron RadioRA 3 All-in-One Processor**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Proprietary + hub | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^2][^3] |  |
| Proprietary + hub | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^3] |  |
| Proprietary + hub | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^3] |  |
| Proprietary + hub | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | lutron_caseta |

## Related pages

- [Lutron RA2 Select and RadioRA 3](https://smarthomecanon.com/lines/lutron-ra2-select-radiora3) (line)
- [Lutron](https://smarthomecanon.com/brands/lutron) (brand)
- [Proprietary radio with a hub](https://smarthomecanon.com/protocols/proprietary-gateway) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (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)

## Sources

[^1]: RadioRA 3 - Lutron. https://www.lutron.com/us/en/controls/systems/radiora3 (manufacturer, checked 2026-10-12)
[^2]: Apple HomeKit voice commands with Caseta, RA2 Select and RadioRA 3 - Lutron support. https://support.lutron.com/uk/en/product/radiora3/article/system-design-setup/Apple-HomeKit-and-how-to-set-up-and-use-voice-commands-with-the-Caseta-or-RA2-Select-Systems (manufacturer, checked 2026-10-12)
[^3]: RadioRA 3 processor integration FAQ - Lutron support. https://support.lutron.com/us/en/product/radiora3/component/processors/radiora-3-processor/rr-proc3-kit/faqs/integration (manufacturer, checked 2026-10-12)