Data / ENERGY STAR / Smart thermostats

ENERGY STAR certified smart thermostats: 120 models from 35 brands

The EPA lists 120 ENERGY STAR certified products in smart thermostats from 35 brands, as read on November 4, 2026. The newest certification is Bryant , dated September 16, 2026, and Honeywell Home has the most certified models with 37.

SpecStream is the live web data engine for teams and agents. It reads the EPA's ENERGY STAR certified product lists, keyed on the ENERGY STAR Unique ID, and this page is that reading. Ask for the products you track by category, brand or rating, and each new certification arrives in your sheet, CRM, Slack or agent as the EPA publishes it.

Certified products

120

Brands

35

Newest certification

September 16, 2026

Newest certified smart thermostats

The 100 most recent certifications of 120. Each row links to the product's record in the EPA's open data portal.

Brands with certified smart thermostats

Brands with the most certified models, and the date of their latest certification.

Updated November 4, 2026. Read from ENERGY STAR certified product data, US Environmental Protection Agency (data.energystar.gov). Public domain data from the US EPA and the US Department of Energy. Products are listed as the EPA publishes them on the date this page was read, and the EPA can revise or withdraw a certification. A product is counted once, under the most specific list that holds it. For heat pumps each ENERGY STAR ID is one outdoor and indoor unit combination, so a model number can repeat. Brand names are as published. This page uses EPA data and is not endorsed or certified by the EPA or ENERGY STAR. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.