Product Description
RAB WFRL4R99TW120WB-SS-NS/LCB is a 4-inch, 9W tunable white edge-lit wafer downlight designed for direct Bluetooth control via Lightcloud Blue. Featuring ultra-slim construction, SmartShift circadian lighting, and museum-grade 95+ CRI color rendering, this energy-efficient fixture is ideal for modern commercial and residential applications.
- Wattage: 9W
- Lumens: 550 lm
- Color Temp: 2700K – 6500K Tunable White
- Voltage: 120V
- Smart Control: Lightcloud Blue via Bluetooth
- Trim: Baffle, White Finish
- CRI: 95+
- Mounting: Recessed, Canless
Free shipping on orders over $250
Benefits
- Control on/off, dimming, and color temperature via mobile app—no hub required
- SmartShift technology auto-adjusts color temp to local sunrise/sunset for circadian lighting
- Natural Spectrum LEDs deliver 95+ CRI and high R9 value for vibrant color rendering
- Low-profile design fits tight ceiling spaces in retrofits and new builds
Key Features
- Tunable White: Smooth transitions from 2700K to 6500K
- SmartShift: Circadian syncing for wellness and productivity
- Bluetooth Mesh: No gateway or hub required for connectivity
- High CRI: 95+ with R9 ≥ 50 for vivid, accurate colors
- IC Rated: Safe for contact with insulation
- Energy Star Certified: Version 2.2 compliant
Technical Specifications
| Performance Specs | |
|---|---|
| Lumen Output: | 550 lm |
| Color Temperature: | 2700K – 6500K Tunable White |
| CRI: | >95 |
| R9 Value: | >50 |
| L70 Lifespan: | 50,000 hours |
| Electrical Specs | |
|---|---|
| Wattage: | 9W |
| Voltage: | 120V |
| Power Factor: | >0.9 |
| THD: | ≤20% |
| Dimming: | App controlled (not compatible with standard dimmers) |
| Flicker: | ≤5% |
| Construction & Compliance | |
|---|---|
| Mounting: | Recessed (canless) |
| Trim: | 4" Round, Baffle |
| Housing: | Metal and plastic with acrylic light guide |
| Wet Location Rated: | Yes |
| Certifications: | UL, FCC, RoHS, Energy Star, Title 24 Compliant |
Applications
- Museum and gallery accent lighting
- Residential downlighting in kitchens, bathrooms, and living rooms
- Retail and hospitality lighting with adjustable ambiance
- Offices and conference spaces seeking circadian support
Installation Tips
- Use included template to cut ceiling opening
- Secure driver box and connect supply wires (black, white, ground)
- Push fixture into ceiling until trim is flush
- Use Lightcloud Blue app to pair and control the device
- Ensure within 60 ft range for Bluetooth mesh communication
Frequently Asked Questions
Does this light require a hub or gateway?
No, it connects directly to your mobile device via Bluetooth using the Lightcloud Blue app.
What is SmartShift?
SmartShift automatically adjusts color temperature to sync with local sunrise and sunset, promoting circadian rhythm wellness.
Can I use this fixture in a wet location like a bathroom?
Yes, it is rated for dry, damp, and wet environments.
How do I reset the fixture?
You can reset via app, by toggling power off/on five times, or using the optional Rapid Reset Tool from RAB.
What size cutout is required?
Use the provided template to cut a 4” hole in the ceiling for proper fit.
Is this compatible with standard wall dimmers?
No, dimming is only supported through the Lightcloud Blue app and devices.
What is Natural Spectrum lighting?
It uses low blue LEDs to mimic natural sunlight, improving color rendering and promoting better sleep cycles.
