Takagi Energy Star Certified Water Heaters
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No Takagi energy star water heaters in our catalog
Takagi doesn't currently ship any energy star certified water heaters we track. Try one of the alternatives below.
Takagi Energy Star Certified Water Heaters: buyer's guide
Takagi doesn't currently ship any energy star certified water heaters in the lineup we track. If you're shopping for energy star certified water heaters, see the full Energy Star category for cross-brand options.
About Takagi
<p>Of the brands serving the US water heaters market, Takagi carries unusual depth: multiple price tiers, multiple form factors, and a track record measured in decades. Founded in Japan, Takagi has earned its way into nearly every water heaters-buying conversation by combining catalog breadth with a service network that translates into real-world reliability. Below is the complete current catalog, structured by sub-type and price tier; the overview that follows orients you to where Takagi is strong, where competitors edge it out, and which specific Takagi model is right for your install.</p>...
For the complete Takagi lineup across all sub-types and capacities, see the Takagi Water Heaters hub.
Other Energy Star water heaters brands
If you're cross-shopping energy star water heaters beyond Takagi, the following brands also ship in this category:
About Energy Star Certified Water Heaters water heaters
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:
- Gas tank: UEF ≥ 0.64 (atmospheric) or ≥ 0.81 (condensing)
- Electric tank: UEF ≥ 0.93 (resistance, large-tank) or ≥ 2.0 (heat pump — easily exceeded by modern units at 3.45+ UEF)
- Gas tankless: UEF ≥ 0.93 cond...
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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