# Lutron RA2 Select Main Repeater

*Lutron / RR-SEL-REP2-BL*

> The RA2 Select Main Repeater (RR-SEL-REP2) is the hub of Lutron's RA2 Select system. The system controls lights and shades over Clear Connect RF rather than Wi-Fi, and it works with HomeKit, Alexa and Google Home. 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-ra2-select-main-repeater
- Last checked: 2026-10-12

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Lutron](https://smarthomecanon.com/brands/lutron) |
| Category | Hub |
| Model numbers | RR-SEL-REP2-BL |
| Status | Current[^1] |
| Group | Processors and repeaters[^1] |
| Style | Main repeater[^1] |
| Needs | Is the system hub[^1] |
| Hub | RA2 Select hub[^1] |

## Integration paths

**How the Lutron RA2 Select Main Repeater connects**

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

**Platform support for the Lutron RA2 Select Main Repeater**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Proprietary + hub | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^2] |  |
| Proprietary + hub | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^3] |  |
| Proprietary + hub | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^4] |  |
| 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]: RA2 Select - Lutron. https://www.lutron.com/us/en/controls/systems/ra2select (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]: Amazon Alexa with Caseta or RA2 Select - Lutron support. https://support.lutron.com/us/en/product/casetawireless/article/using-the-app/Amazon-Alexa-and-how-to-Set-Up-and-Troubleshoot-within-the-Caseta-or-RA2-Select-Systems (manufacturer, checked 2026-10-12)
[^4]: Google Home with Caseta and RA2 Select - Lutron support. https://support.lutron.com/us/en/product/casetawireless/article/connected-products/how-to-setup-google-home-with-caseta-ra2-select (manufacturer, checked 2026-10-12)