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AO Smith Condensing Water Heaters

AO Smith filters Active: Condensing · 4 categories
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All AO Smith
Type
Tankless Tank / Storage Heat Pump / Hybrid Solar Indirect Point-of-Use RV / Mobile Commercial
Fuel
Gas Electric Propane
Capacity
6 Gallon 10 Gallon 20 Gallon 30 Gallon 40 Gallon 50 Gallon 75 Gallon 80 Gallon 100 Gallon
Features
Energy Star Condensing
Showing 0–0 of 0 AO Smith condensing models

No AO Smith condensing water heaters in our catalog

AO Smith doesn't currently ship any condensing water heaters we track. Try one of the alternatives below.

All AO Smith water heaters All Condensing brands

AO Smith Condensing Water Heaters: buyer's guide

AO Smith doesn't currently ship any condensing water heaters in the lineup we track. If you're shopping for condensing water heaters, see the full Condensing category for cross-brand options.

About AO Smith

<p>AO Smith's water heaters lineup is one of the most-shopped in the category — and there are concrete reasons it stays that way year after year. This page is the complete index of every AO Smith water heaters model we currently track, with verified specifications, current Amazon pricing, aggregated ratings, and head-to-head comparison links against the strongest competitors in each price tier. Before you start filtering, the next several minutes will give you the context you need to make a confident pick.</p> <h2 id="brand-overview">About AO Smith in water heaters</h2> <p>On warranty length...

For the complete AO Smith lineup across all sub-types and capacities, see the AO Smith Water Heaters hub.

Other Condensing water heaters brands

If you're cross-shopping condensing water heaters beyond AO Smith, the following brands also ship in this category:

About Condensing Water Heaters water heaters

Condensing water heaters extract additional heat from the flue gas before exhausting it — increasing UEF efficiency from typical 0.62–0.67 (atmospheric) up to 0.84–0.97 (condensing). The technology requires sealed-combustion 2-pipe PVC venting and a condensate drain (the recovered heat condenses water vapor from the flue gas, which must drain to a floor drain or condensate pump).

For typical 3–4 person households on natural gas:

  • Atmospheric gas tank (0.62 UEF): $280–$380/year operating
  • Condensing gas tank (0.84 UEF): $200–$280/year operating
  • Condensing gas tankless (0.96 UEF): $180–$260/year operating

Condensing tank vs atmospheric tank: $80–$120/year savings. Over a 12-year...

For the complete condensing buyer's guide (all brands, full comparison framework), see the Condensing Water Heaters category hub.

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