
Lutron RadioRA 3 Sunnata RF 4-Button Keypad, 120-277V, Biscuit, RRST-W4B-BI
- ROCK SKU: LUT-RRST-W4B-BI
- UPC: 784276286084
- MFG Part #: RRST-W4B-BI
Estimated Lead Time: 0-2 weeks
The Lutron RRST-W4B-BI is a RadioRA 3 Sunnata RF 4-button keypad for controlling lights, shades, motorized screens, and other devices in residential and commercial applications at 120–277V. Operating on Lutron's Clear Connect Type X RF protocol, it must be installed within 75 ft of a RadioRA 3 wireless processor with neutral wire required. Interchangeable button kits support field-configurable finishes, markings, and button layouts via Lutron Designer software; includes one redeemable credit for a custom engraved button kit. Biscuit finish. Coordinating wall plate sold separately.
| Voltage | 120–277V |
| Configuration | 4-Button |
| RF Technology | Clear Connect Type X |
| Features | LED button bars, Field-programmable buttons, Interchangeable button kits |
| Compatibility | RadioRA 3 wireless processor (within 75 ft) |
| Finish | Biscuit |
Returns
- Returns accepted within 30 days of purchase, in original unopened packaging, unused and in resalable condition.
- All returns require prior authorization — email info@rocklighting.com before shipping anything back.
- Approved returns are subject to a 25% restocking fee, deducted from the refund.
- No restocking fee when the problem is ours — damaged, defective, wrong item shipped, or an inaccurate listing.










