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Residential Gas Tank Water Heaters

From high-efficiency ENERGY STAR® certified water heaters to economical standard efficiency gas water heaters, A. O. Smith has a complete line of natural gas and liquid propane tank water heaters to fit your needs.

A. O. Smith
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  • 40,000 BTU input
  • 80-gallon first hour rating
  • 6-Year Warranty
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  • 40,000 BTU input
  • 84-gallon first hour rating
  • 6-Year Warranty
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  • 75,100 BTU input
  • 125-gallon first hour rating
  • 10-Year Warranty
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  • 32,000 BTU input
  • 65-gallon first hour rating
  • 6-Year Warranty
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  • 32,000 BTU input
  • 52-gallon first hour rating
  • 10-Year Warranty
|
  • 40,000 BTU input
  • 81-gallon first hour rating
  • 6-Year Warranty
|
  • 40,000 BTU input
  • 68-gallon first hour rating
  • 10-Year Warranty
|
  • 40,000 BTU input
  • 78-gallon first hour rating
  • 6-Year Warranty
|
  • 32,000 BTU input
  • 62-gallon first hour rating
  • 10-Year Warranty
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  • 47,000 BTU input
  • 83-gallon first hour rating
  • 6-Year Warranty
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  • 38,000 BTU input
  • 64-gallon first hour rating
  • 6-Year Warranty
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  • 40,000 BTU input
  • 81-gallon first hour rating
  • 10-Year Warranty
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