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A. O. Smith Water Heaters

A. O. Smith, America’s most trusted water heater brand. Shop now.
Save up to $607 a year on your energy bills with our hybrid heat pump water heaters. Shop now.
Explore our award-winning line of water heaters recognized by Good Housekeeping. Shop now.
Low maintenance, Endless hot water, Discover the new standard in tankless heating. Shop now.
Extend your pump’s lifespan with an A. O. Smith pressure tank, Exclusive to Lowe’s. Shop now.
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Since 1874, A. O. Smith has been developing innovative solutions to meet the needs of every customer. Choose from our robust line of products, including gas, electric, tank, tankless and hybrid heat pump water heaters, and upgrade your home with an ENERGY STAR® certified model today. Water is our specialty — let us be your experts in water heating.

Learn more now about warranties on A. O. Smith water heaters.

Compare Different Types of Water Heating Technology

See the differences between standard, hybrid heat pump and tankless water heaters. Each provides unique benefits that may be right for your home.

Not Sure What You Need?

We’ve got you covered with our Water Heater Product Selector.

A. O. Smith and Lowe’s: Water Heaters You Can Count On

Lowe’s offers a wide array of A. O. Smith water heaters, including gas, electric, tank and tankless water heaters. With models available in different sizes and styles, you can count on quality when you choose A. O. Smith.

A. O. Smith Water Heaters

Whether you’re soaking away the day in a hot bath or sanitizing your dishes, water temperature matters. And you can find the right water heater that meets your home’s needs at Lowe’s. If you’re replacing a water heater, choose the same fuel source that you already have. For example, if you have gas, choose a gas water heater. If your current water heater is electric, choose an A. O. Smith electric water heater.

Want a water heater that won’t take up too much space in your home? A. O. Smith tankless water heaters free up floor space by eliminating the holding tank. And if you don’t have the time for another DIY project, water heater installation is available. You can find all the details on Lowes.com. If you’re not looking for an upgrade or a new unit but simply need replacement parts for your water heater, Lowe’s also carries A. O. Smith water heater parts for small repairs and other fixes.