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Rebates & Tax Credits
Rebate and incentive programs provide savings to consumers for the purchase of water heaters that meet certain energy efficiency standards.
When filing a federal tax return, include A. O. Smith's Qualified Manufacturer Code A5X5 on tax form 5695.
Need Help From A Pro?
A. O. Smith water heaters are professionally installed by local independent contractors.
Water Heater Selector Quiz
Committed to Energy Efficiency
A. O. Smith Honored with Sixth Consecutive ENERGY STAR® Award, Fourth in Sustained Excellence
A. O. Smith, a leader in water heating and water treatment solutions, is proud to announce its 2024 ENERGY STAR® Sustained Excellence Partner of the Year Award from the U.S. Environmental Protection Agency. The company’s sixth consecutive ENERGY STAR® Partner of the Year Award
A. O. Smith ProLine® Water Heaters
The A. O. Smith ProLine® family of water heaters offers a wide range of innovative solutions for your unique lifestyle needs. Discover which product line meets your needs below.
ProLine®
Dependable hot water for every home.
ProLine® Master
Dependable hot water with commercial grade components and enhanced warranty coverage.
ProLine® XE
Premium, high efficiency technology including Heat Pump, Tankless & More.
What Our Customers Are Saying
- 40,000 BTU input
- 81-gallon first hour rating
- 10-Year Warranty
“Excellent product. Happy with the product and would recommend it to my friends.�?
Merv1818 | Homeowner
- 4,500-watt elements
- 57-gallon first hour rating
- 6-Year Warranty
“Great features, easily adjustable temp settings. Product was as described, compact unit that fit in the mechanical closet as needed. Startup of the unit was simple and easy.�?
Ogren54 | Homeowner
- Endless Hot Water
- 199,000 BTU input
- 15-Year Warranty
“WOW! I've had other tankless heaters. This is easily the quietest and fastest in producing hot water. I am really impressed with the features and capability of the unit.�?
turboerik | Homeowner
Leaders in Innovation
Since 1874, A. O. Smith has carried a legacy of innovation. From our early contributions to the bicycle and automobile industries, to developing and patenting the first glass-lined water heater in 1936, our mission continues today with innovations in residential and commercial high efficiency, smart and tankless water heaters. We pledge to evolve our products to better support our customers’ needs
We are thrilled to be recognized by
U.S. News & World Report
as one of the
2024-2025 Best Companies to Work for in Manufacturing!
This is a true testament to everyone at
A. O. Smith. Thank you for making our workplace what it is today!
Why A. O. Smith?
A. O. Smith is a leading manufacturer of both residential and commercial water heating technologies, including the #1 most specified commercial water heater.
For more than 145 years, we’ve developed state-of-the art products that push new boundaries and improve the lives of our customers.
We combine cutting-edge technology with committed people who take pride in providing the very best support for our customers.
Our products are put through rigorous quality and endurance testing so now matter where hot water is needed, A. O. Smith can provide a solution you can count on.