APRIL 2016
LED Downlight Lamps for CFL Fixtures

Pacific Northwest National Laboratory (PNNL) evaluated an LED replacement lamp that uses the same four-pin socket and electronic ballast as an incumbent CFL. 

Results showed energy savings between 40–50%, matching light levels and quality and payback under 3 years.

Download Findings

• 1-page infographic

• 4-page brief

• PNNL full report

View Webinar

• On-demand video

• Slides

• Q&A

Additional Resources

• Newsletter: Focus on LED Downlight Lamps (September 2018)

• Case Study: Next Generation Luminaire (NGL) Downlight Demonstration Project: Alston & Bird, LLP, Law Offices (DOE/EERE, PNNL, March 2015)

• Case Study: Next Generation Luminaire (NGL) Downlight Demonstration Project: St. Anthony Hospital (DOE/EERE, PNNL, May 2015)

• Evaluation of an LED Retrofit Project at Princeton University’s Carl Icahn Laboratory (PNNL, November 2015)