ENERGY STAR Certified Water Heaters

Published by U.S. Environmental Protection Agency | U.S. Environmental Protection Agency | Metadata Last Checked: January 17, 2026 | Last Modified: 2026-01-17

Certified models meet all ENERGY STAR requirements as listed in the Version 5.0 ENERGY STAR Program Requirements for Water Heaters that are effective April 18, 2023. A detailed listing of key efficiency criteria are available at https://www.energystar.gov/products/water_heaters/residential_water_heaters_key_product_criteria

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water heaters

Complete Metadata

bureauCode	[ "020:00" ]
identifier	https://data.energystar.gov/api/views/pbpq-swnu
issued	2023-08-16
landingPage	https://data.energystar.gov/d/pbpq-swnu
programCode	[ "020:033" ]
theme	[ "Active Specifications" ]