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ENERGY STAR Most Efficient 2019 Criteria

Most Efficient Clothes Washers Most Efficient Refrigerators Most Efficient Dishwashers
Clothes Washers Refrigerators Dishwashers
Most Efficient Dryers Most Efficient Ventilating Fans Most Efficient Heating and Cooling
Dryers Ventilating Fans Heating & Cooling


Central Air Conditioners/Air Source Heat Pumps



Geothermal Heat Pumps
Most Efficient Ceiling Fans Most Efficient Computer Monitors Most Efficient Windows
Ceiling Fans Computer Monitors Windows

Vertical Slider (Single- and Double-Hung)

Horizontal Slider

Casement Style (Awning, Projected,
Hopper, Tilt-and-Turn, etc.)

Fixed or Picture

Most Efficient Ceiling Fans

ENERGY STAR Most Efficient 2019 Designation Graphic

ENERGY STAR partners whose products have earned the Most Efficient designation, as well as retailer partners and energy efficiency programs sponsors, may promote recognized products using ENERGY STAR Most Efficient 2019 designation. Send an email to mostefficient@energystar.gov to request access to the graphic files.

Most Efficient 2019 logo

Please be aware that you must adhere to the Guidelines PDF (1.4MB) for using the ENERGY STAR Most Efficient 2019 Designation. In general, the graphic may only be used in association with recognized products. The graphic can appear on promotional materials such as point of purchase signage and websites, but never on the product itself.

ENERGY STAR Most Efficient 2020 Proposed Recognition Criteria:

ENERGY STAR Most Efficient 2019 Recognition Criteria:

Archived ENERGY STAR Most Efficient Recognition Criteria: