Advertising banner for stairwell lighting: left slogan, three circular feature icons, and Natural LED logo on the right.

Products + Technology

Product Monday: UR Series LED Upgrade Kit by Cree

Craig DiLouie November 25, 2013

creeDesigned as an LED retrofit solution for linear fluorescent luminaires, Cree’s UR Series LED Upgrade Kit operates at 102 lumens/W.

Available in 2- and 4-ft. lengths and various lamp configurations, the UR Series features simple installation in virtually any linear fluorescent luminaire due to a unique magnet design, quick connect and form-fitted driver.

For a 2×4 luminaire, the 44W kit delivers 4,500 lumens; for a 2×2 luminaire, the 36W kit delivers 3,600 lumens. CRI of 80, 3500K or 4000K, step dimming to 50%. Seven-year warranty.

Learn more here.

author avatar
Craig DiLouie
See Full Bio

You Might also Like

Lighting Industry, Products + Technology

IEA Article Describes New Era Of LED Lighting

Dark Sky, Products + Technology

FCC Approves Controversial Satellite Mirror Project

Stairwell with bright ceiling light and overlaid message: 'Reliable lighting. Lower energy costs. Safer stairwells.' Natural LED badge at bottom, plus three circular feature icons at top.

Events

IES26: The Lighting Conference

Denver, CO

August 13-15, 2026

CEDIA Expo / Commercial Integrator Expo

Denver, CO

September 1-4, 2026

ArchLIGHT Summit

Dallas, TX

September 15 -16, 2026

DALI Alliance North America Summit + Technical Training 2026 (co-located with ArchLIGHT Summit)

Dallas, TX

September 16-17, 2026

ALA Conference 2026

Tucson, AZ

September 27-29, 2026

Click For More
Event hero banner for ArchLight Summit: two speakers on the left (Leni Schwendinger and Andrea Hartranft) with a purple gradient right side showing 'Two Keynotes No Substitutes' and a 'Save Your Seat' button.

Archives

Categories

About

Launched in 2001, LightNOW covers the rapidly changing lighting world for lighting people. Check-in daily to see new posts by Editor David Shiller, Craig DiLouie, and other experts in the lighting field including consultants and lighting designers. Posts include news items to keep you up to date, short opinion pieces to invite you to consider another point of view, new products every Monday, and links to new research and tools to help you design with light. Also be sure to subscribe to the LightNOW newsletter (free), which is published every two weeks as a digest of articles on the site. We always welcome your feedback, so feel free to comment on any of the stories that appear here at LightNOW. If you are a manufacturer, LightNOW offers a low-cost ad vehicle to reach thousands of specifiers, contractors, reps, distributors, consultants, owners, and other stakeholders in the sales channel. For advertising inquiries, contact Suelynn Shiller. Thank you for visiting, and we hope you find LightNOW useful for your career in lighting

Light Now Logo

Lighting Solution Development
7889 River Hill Lane, Alexandria, PA 16611-2604

THE INFORMATION CONTAINED IN ALL ARTICLES PUBLISHED ON WWW.LIGHTNOWBLOG.COM HAS BEEN OBTAINED FROM SOURCES BELIEVED TO BE RELIABLE. DAMAGES ARISING FROM ERRORS, OMISSIONS, OR DAMAGES AS A RESULT OF THE USE OR MISUSE OF THE DATA OR INFORMATION CONTAINED AT WWW.LIGHTNOWBLOG.COM ARE NOT THE RESPONSIBILITY OF LIGHTING SOLUTION DEVELOPMENT, INTER.LIGHT, INC., ZING COMMUNICATIONS, INC., OR THEIR EMPLOYEES. ALL INFORMATION CONTAINED AT WWW.LIGHTNOWBLOG.COM IS PUBLISHED FOR PROFESSIONALS SEEKING INFORMATION ABOUT THE SUBJECTS CONTAINED THEREIN. IT IS NOT THE INTENT OF WWW.LIGHTNOWBLOG.COM TO PROVIDE PROFESSIONAL SERVICES SUCH AS DESIGN, ENGINEERING, OR CONSULTING. IF THESE SERVICES ARE SOUGHT, THEY SHOULD BE RENDERED BY PROPERLY TRAINED, REGISTERED, REGULATED AND INSURED PROFESSIONALS.

© Copyright 2026 LightNOW