ENERGY STAR
Most Efficient
2012
www.energystar.gov
Eligibility Criteria for Recognition
Clothes Washers
Scope
Included products. Standard sized residential clothes washers are eligible for Most Efficient
recognition.
Excluded products. The following products are not eligible for Most Efficient recognition in 2012:
•	Compact clothes washers (volume under 1.6 cubic feet)
•	All-in-one combination washer-dryers
•	Commercial clothes washers
Recognition Criteria
1)	Product must be ENERGY STAR qualified consistent with applicable ENERGY STAR
Partner Commitments and the requirements set forth in the latest version of the ENERGY STAR
Program Requirements Product Specification for Clothes Washers, Version 5.1. Product
performance must be certified by an EPA-recognized certification body.
2)	Products must meet applicable Modified Energy Factor (MEF) and Water Factor (WF)
requirements shown in the table below:
Clothes Washer Volume
MEF
WF
< 2.5 cubic feet
>2.3
<4.5
> 2.5 cubic feet
>3.0
<3.3
Recognition Period
EPA will add qualifying models to the Most Efficient 2012 product list for clothes washers from
January 1, 2012 through December 31, 2012. The Most Efficient 2012 designation may be used
in association with models recognized during this period for as long as the model remains on the
market.
Final ENERGY STAR Most Efficient 2012 Clothes Washers Eligibility Criteria
Effective January 2012

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