Compact Fluorescent Lamps (CFL) Specification Version 4

The Compact Fluorescent Lamps specification was replaced by the Lamps Version 1.0 specification on September 30, 2014. Information on the lamps specification can be found on the lamps product development page. Partners and other interested parties with questions can contact lamps@energystar.gov.

CFL Specification Version 4.3

CFL Specification Version 4.3 Final (PDF, 379 KB)

CFL Specification Version 4.3 Markup (PDF, 411 KB)

CFL Specification Version 4.3 Markup Cover Letter (PDF, 45 KB)

CFL Specification Version 4.3 Proposed Revision Cover Letter (PDF, 48 KB)

CFL Specification Version 4.2

CFL Specification Version 4.2 (PDF, 375 KB)

CFL Specification Version 4.1

CFL Specification Version 4.1 (PDF, 350 KB)

Grace Period Extended for Using ENERGY STAR Logos on CFLs that Do Not Meet the 4.0 Criteria (PDF, 61 KB)

Final Criteria Announcement from Richard Karney, ENERGY STAR Program Manager (3/7/2008) (PDF, 51 KB)

Final ENERGY STAR Criteria for CFLs — Version 4.0 (dated 3/7/2008) (PDF, 350 KB)

Draft Criteria

The U.S. Department of Energy (DOE) has begun the revision process of the current ENERGY STAR Criteria for CFLs — Version 3.0. Below for your review are the first and second draft revisions for Version 4.0:

1st Draft Revision of the ENERGY STAR Criteria for CFLs — Version 4.0 (as of 8/30/05) (PDF, 506 KB)

2nd Draft Revision of the ENERGY STAR Criteria for CFLs — Version 4.0 (as of 12/21/05) (PDF, 233 KB)

3rd Draft Revision of the ENERGY STAR Criteria for CFLs — Version 4.0 (as of 4/19/06) (PDF, 412 KB)

4th Draft Revision of the ENERGY STAR Criteria for CFLs — Version 4.0 (as of 2/27/07) (PDF, 805 KB)

For those interested parties who could not attend the ENERGY STAR CFL criteria revision meeting on September 19, 2005, which was held at U.S. Department of Energy’s Headquarters in Washington, D.C., below are copies of the presentations and meeting notes for your review:

ENERGY STAR CFL Criteria Comparison Presentation, Richard Karney, ENERGY STAR Program Manager, US Department of Energy (PDF, 970 KB)

ENERGY STAR Criteria for CFL Reflectors, Jeff McCullough, Pacific Northwest National Laboratory (PNNL) (PDF, 1.1 MB)

DRAFT ENERGY STAR Reflector CFL Elevated Temperature Test Procedure (PDF, 201 KB)

Consortium for Energy Efficiency (CEE) (PDF, 20 KB)

Program for the Evaluation and Analysis of Residential Lighting (PEARL) Board (PDF, 52 KB)

National Electrical Manufacturers Association (NEMA) (PDF, 188 KB)