Central AC & Air-Source Heat Pump Specification Version 5.0

The ENERGY STAR Version 5.0 specification for Central Air Conditioners and Air-Source Heat Pumps was finalized in December 2014. Materials related to this revision process are provided below. Partners and other interested parties with questions or concerns regarding these materials or the revision process can contact Abigail Daken, EPA, at Daken.Abigail@epa.gov. This webpage will be updated periodically as new information is received.

Central Air-Conditioner/Air-Source Heat Pump Final Version 5.0 - December 15, 2014

ENERGY STAR CAC-ASHP V5.0 Cover Memo (PDF, 112 KB)
ENERGY STAR CAC-ASHP V5.0 Specification (PDF, 505 KB)

Central Air-Conditioner/Air-Source Heat Pump Version 5.0 Final Draft - November 20, 2014

CAC ASHP V5.0 Final Draft Cover Memo (PDF, 113 KB)
CAC ASHP V5.0 Final Draft Specification (PDF, 235 KB)
CAC ASHP Draft 2 V5.0 Comment Response Matrix (PDF, 177 KB)

Central Air-Conditioner/Air-Source Heat Pump Version 5.0 Draft 2 Slides - September 23, 2014

ENERGY STAR Central Air-Conditioner/Air-Source Heat Pump Version 5.0 Draft 2 Slides (PDF, 586 KB)

Central Air-Conditioner/Air-Source Heat Pump Version 5.0 Draft 2 - September 15, 2014

ENERGY STAR Draft 2 Central Air-Conditioner/Air-Source Heat Pump Cover Memo (PDF, 116 KB)
ENERGY STAR Draft 2 Central Air-Conditioner/Air-Source Heat Pump (PDF, 231 KB)

Stakeholder Comments on the ENERGY STAR CAC/ASHP Draft 1 V5.0

AHRI Comments (PDF, 91 KB)
API of NH Comments (PDF, 114 KB)
Goodman Comments (PDF, 245 KB)
Ingersoll Rand Comments (PDF, 56 KB)
Lennox Comments (PDF, 359 KB)
Nordyne Comments (PDF, 588 KB)
NRDC Comments (PDF, 70 KB)
Rheem Comments (PDF, 263 KB)
Stakeholders in support of Unico's Comment (PDF, 106 KB)
Unico Comments (PDF, 584 KB)

Central Air-Conditioner/Air-Source Heat Pump Version 5.0 Draft 1 Slides - May 5, 2014

ENERGY STAR CAC ASHP Draft 1 Version 5.0 Webinar Slides (PDF, 791 KB)

Central Air-Conditioner/Air-Source Heat Pump Version 5.0 Draft 1 - April 16, 2014

ENERGY STAR CAC ASHP V5.0 Draft 1 Cover Memo (PDF, 101 KB)
ENERGY STAR CAC ASHP V5.0 Draft 1 (PDF, 240 KB)

Stakeholder Comments on the CAC/ASHP Version 5.0 Framework - August 14, 2013

ACCA Comments.pdf (PDF, 380 KB)
AHRI Comments_3.pdf (PDF, 57 KB)
Bristol Comments.pdf (PDF, 277 KB)
CEE Comments (PDF, 2.6 MB)
Ingersoll Rand Comments.pdf (PDF, 1.3 MB)
Johnson Controls Comments.pdf (PDF, 54 KB)
Lennox Comments.pdf (PDF, 279 KB)
NEEP Comments_0.pdf (PDF, 52 KB)
NEEP Supplementary Comments.pdf (PDF, 351 KB)
NEEP Supplementary Comments 2.pdf (PDF, 218 KB)
NRDC Comments_1.pdf (PDF, 149 KB)

Central Air-Conditioner/Air-Source Heat Pump Version 5.0 Framework Slides - July 22, 2013

ENERGY STAR CAC ASHP Version 5.0 Framework Webinar (PDF, 939 KB)

Central Air-Conditioner/Air-Source Heat Pump Version 5.0 Framework - July 1, 2013

ENERGY STAR CAC ASHP Version 5.0 Framework Cover Memo (PDF, 98 KB)
ENERGY STAR CAC ASHP Version 5.0 Framework Document (PDF, 299 KB)
National Comfort Institute - Measure and Interpret Static Pressures (PDF, 757 KB)