
Offered by: Flos
Lutron Rania D2 Downlight







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Lutron Rania D2 Downlight
Rania D2 Downlight
An unprecedented approach to exceptional white light
Dynamic White Light—Distilled
White Light Unlike Any Other
With an innovative three-channel solution, Rania brings a quality of natural white spectrum light unmatched by any two-inch aperture downlight in the market—other than Ketra.
Exacting Craft
Die-cast aluminum trims are honed to a fine, nearly invisible edge, while a tooled hot-aiming system makes even micro-adjustments ergonomic and intuitive.
Native to the Portfolio
Redefine how light in the home should feel. Lutron’s Intelligent Light Portfolio is designed from the ground up to work seamlessly together, delivering next-gen performance with native wireless control and superior reliability.
Anatomy of the Rania D2 Downlight
Using the D2 system of interchangeable parts and components, each Rania D2 downlight can be customized to meet the design and architectural needs of the space in which it lives.
- Lightweight, airtight-rated steel 2” or 3.5” housings
- Tooled tilt and rotation with lockable positioning deliver exacting control over aim and focus
- Field-replaceable power supply
- Universal collar adapter works with six different collars to meet a variety of architectural conditions
- Field-serviceable emitter with integrated controller improves wireless performance and offers standard and spot options
- Field-changeable primary optics optimize beam angle—from 15 to 60 degrees
- Lenses and accessories mount at the primary optic or at the trim or can be combined
- Painted, die-cast aluminum trims are available in flanged, flangeless, and mud-in options
A Next Generation White Light Emitter
Engineered to Feel Exceptional
Designed to work with the location-aware HomeWorks system, Rania knows where it is in the world, so it can shift its color temperature and intensity to mimic changes in light throughout the day.
Wide Range of Color Temperatures
From incandescent warmth to midday sun. Rania leverages Ketra’s advanced color-mixing technology to bring a broad spectrum of color temperatures to a single light engine—from 1800K to 5500K.
Uncompromising Innovation
The range of warm dim and tunable white—without compromise. Rania leverages a breakthrough three-channel solution that delivers a wider gamut and replicates natural white light more faithfully than any light source other than Ketra.
Two Ultra-Slim Housings
2" Deep Housing
Fixed or Wall Wash. Built with an ultra-shallow profile for added ceiling height and the tightest plenum spaces.
3.5" Housing
Adjustable. Tool-based aiming allows you to showcase your space with precision and adapt to interior design changes easily.

Ketra + Lutron: In Perfect Harmony
Ketra works seamlessly with Lutron’s premium lighting controls and shades to create powerful and personalized smart spaces—providing the ultimate in intelligent lighting solutions. Control your environment for any mood or purpose with Lutron keypads, remotes, automated dimmers and switches, phone app or even add Josh.ai controls to your system.
Tune Light in Every Way Imaginable
Light embodies mood—and Ketra sets the tone perfectly. Conjure the warm glow of an incandescent, the enchanting cool of moonlight, or an immersive new world of your own creation with advanced Dynamic Spectrum control.

Pair with- and enhance incoming light.
Light that shifts with the sun throughout the day, dissolving the boundaries between indoors and outdoors. Lutron Controllers can follow programmed routines to automatically follow natural light and create a mood seamlessly. Ocean front properties enjoy automated shades that reduce heat loads during sunset; automated shades opening at sunrise; and, anything you can think of in between. Pair shades automation for incoming day light with Ketra color mastery for the whole experience.
Ketra’s Natural Light Solution
The key to Ketra’s Natural Light solution is the patented technology that allows us to shift in color temperature and intensity across a dynamic, near-infinite spectrum of correlated color temperatures. Your interior could bask in the blue glow of dawn—or simmer in the golden intensity of dusk. Thanks to our custom chip and emitter design, the power to create these colors—and every other color in between—is harnessed at your fingertips.
Similarly, all other components that define natural light are at your control as well. By designing our light to be tuned along the blackbody radiation curve, we have brought LEDs up to the natural light standards set by incandescents—and then fully surpassed them. LEDs can now do more than incandescents ever could, without sacrificing quality.

Simple Elegance
Elegance meets ease. Set the mood with stunning scenes that engage and inspire at the touch of a button.
Light Without Limits
Beautiful, tunable, and customizable, Ketra is a revolution in LED lighting. Built from scratch and boasting dozens of patented innovations, our advanced system opens up a whole new world for today’s designers — and supports how humans experience indoor environments in the modern age.
Vibrancy is Ketra’s unique ability to tune only the individual colors that make white light at a given white-correlated color temperature (CCT). In other words, you’re not tuning the color of the light—you’re tuning white light, such that it reflects off of objects in the way that you want.

Flexible & Timeless
Flexible lighting solutions to fit any mood or moment and evolve with your space. Ketra bulbs dim from 100% down to 0.1% output while retaining perfect colors the whole time. Change the brightness, retain the mood with an endlessly inspiring High Def Palette.
From a single source, drench your space in the widest range of pristine whites and vibrant colors available anywhere—from 1,400K to 10,000K—and dial them in with pinpoint precision.
Ketra's Dynamic Spectrum LED solution produces a warm, natural dim.
Unlike typical LED lighting, Ketra generates white light by combining multiple, saturated red, green, and blue primary light sources with a phosphor converted white LED. Because we combine the white LED with varying amounts of red, green, and blue light, Ketra’s white light can be gradually adjusted to match the dimming curve of a traditional light source, such as an incandescent lamp -- shifting to a more amber color as it’s dimmed. The result is a warm dim curve that is pleasing and natural.
Ketra + Lutron: In Perfect Harmony
Ketra works seamlessly with Lutron’s premium lighting controls and shades to create powerful and personalized smart spaces—providing the ultimate in intelligent lighting solutions. Control your environment for any mood or purpose with Lutron keypads, remotes, automated dimmers and switches, phone app or even add Josh.ai controls to your system.
Tune Light in Every Way Imaginable
Light embodies mood—and Ketra sets the tone perfectly. Conjure the warm glow of an incandescent, the enchanting cool of moonlight, or an immersive new world of your own creation with advanced Dynamic Spectrum control.
Pair with- and enhance incoming light.
Light that shifts with the sun throughout the day, dissolving the boundaries between indoors and outdoors. Lutron Controllers can follow programmed routines to automatically follow natural light and create a mood seamlessly. Ocean front properties enjoy automated shades that reduce heat loads during sunset; automated shades opening at sunrise; and, anything you can think of in between. Pair shades automation for incoming day light with Ketra color mastery for the whole experience.
Ketra’s Natural Light Solution
The key to Ketra’s Natural Light solution is the patented technology that allows us to shift in color temperature and intensity across a dynamic, near-infinite spectrum of correlated color temperatures. Your interior could bask in the blue glow of dawn—or simmer in the golden intensity of dusk. Thanks to our custom chip and emitter design, the power to create these colors—and every other color in between—is harnessed at your fingertips.
Similarly, all other components that define natural light are at your control as well. By designing our light to be tuned along the blackbody radiation curve, we have brought LEDs up to the natural light standards set by incandescents—and then fully surpassed them. LEDs can now do more than incandescents ever could, without sacrificing quality.
Simple Elegance
Elegance meets ease. Set the mood with stunning scenes that engage and inspire at the touch of a button.
Light Without Limits
Beautiful, tunable, and customizable, Ketra is a revolution in LED lighting. Built from scratch and boasting dozens of patented innovations, our advanced system opens up a whole new world for today’s designers — and supports how humans experience indoor environments in the modern age.
Vibrancy is Ketra’s unique ability to tune only the individual colors that make white light at a given white-correlated color temperature (CCT). In other words, you’re not tuning the color of the light—you’re tuning white light, such that it reflects off of objects in the way that you want.
Flexible & Timeless
Flexible lighting solutions to fit any mood or moment and evolve with your space. Ketra bulbs dim from 100% down to 0.1% output while retaining perfect colors the whole time. Change the brightness, retain the mood with an endlessly inspiring High Def Palette.
From a single source, drench your space in the widest range of pristine whites and vibrant colors available anywhere—from 1,400K to 10,000K—and dial them in with pinpoint precision.
Ketra's Dynamic Spectrum LED solution produces a warm, natural dim.
Unlike typical LED lighting, Ketra generates white light by combining multiple, saturated red, green, and blue primary light sources with a phosphor converted white LED. Because we combine the white LED with varying amounts of red, green, and blue light, Ketra’s white light can be gradually adjusted to match the dimming curve of a traditional light source, such as an incandescent lamp -- shifting to a more amber color as it’s dimmed. The result is a warm dim curve that is pleasing and natural.





































