State offers 1 energy star water heaters model in the lineup we track. This page is the State-specific cut of the broader Energy Star Certified Water Heaters water heaters category — same product class, narrowed to the State catalog only.
State is a brand in the US water-heater market (parent: AO Smith).
For the complete State lineup across all sub-types and capacities, see the State Water Heaters hub.
If you're cross-shopping energy star water heaters beyond State, the following brands also ship in this category:
Energy Star certified water heaters meet US EPA / DOE efficiency standards that qualify them for federal rebates, utility efficiency incentives, and state electrification programs. For 2026, Energy Star certification is the gateway to most rebates and tax credits — including the federal IRA 25C $2,000 heat pump credit, state utility rebates, and many local efficiency incentives.
Energy Star certifies water heaters by UEF (Uniform Energy Factor) thresholds that vary by fuel and capacity:
For the complete energy star buyer's guide (all brands, full comparison framework), see the Energy Star Certified Water Heaters category hub.
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