Industry-leading
water heaters

It’s no surprise that we’ve built a global reputation
for water heating innovation. What might come as a surprise
is the fact that we view this accomplishment as a mere beginning
—an indication of even greater things to come.

Where to buy

Industry-leading
water heaters

It’s no surprise that we’ve built a global reputation for water heating innovation. What might come as a surprise is the fact that we view this accomplishment as a mere beginning—an indication of even greater things to come.

Where to buy

Amendment 19: Know the Impact

Our Knowledge Guide explains the details and how A. O. Smith is supporting your next steps.

Access the Guide
ResidentialCommercial
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Residential

Residential

Gas

Gas

Residential

Residential

Electric

Electric

Residential

Residential

High-Efficiency Gas

High-Efficiency Gas

Residential

Residential

Tankless

Tankless

Commercial

Commercial

Gas

Gas

Commercial

Commercial

Electric

Electric

Commercial

Commercial

Tankless

Tankless

Commercial

Commercial

Specialty Gas

Specialty Gas

Commercial

Commercial

Storage Tanks

Storage Tanks

Why Us?

Industry Leader

Through an inspired blend of innovation, efficiency and over 150 years of expertise, A. O. Smith continues to set the industry standard for performance and quality of water heaters and storage tanks.

Diverse Product Line

A. O. Smith offers over 600 different models, including gas-fired, electric and tankless.

Efficiency

A. O. Smith has provided innovative hot water solutions for over 70 years. Anywhere hot water is needed, A. O. Smith can provide an energy-efficient solution with maximum value.

Quality

Our engineering facilities, labs, robust testing procedures, and protective coatings and electronics division deliver the highest quality and advanced designs for water heating.

Solutions for Engineers

“A. O. Smith has always been reputable and reliable for my past projects so I have continued to specify them in my drawings. They have a variety of model numbers and sizes whether gas or electric, tank or tankless so I have used them in many different projects ranging from offices, residential homes, and restaurants.”

Solutions for Training

“Georgian College uses a number of high profile Heating and Cooling equipment brands for training in our Gas Technician and HRAC Technician education programs. Our aim is to expose students to recognized brands of quality equipment and systems that they will encounter in the field when they enter the work force. A. O. Smith heaters provide us with an excellent training tool for our students, enabling them to practice their skills on state-of-the-art equipment.”

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DELIVERING INNOVATIONS FOR 150 YEARS

Delivering innovative hot water solutions for over 70 years

© 2026 A. O. Smith Enterprises Ltd.

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Our Location

A. O. Smith Enterprises Ltd.
599 Hill Street West
Fergus, Ontario, Canada N1M 2X1
T 1.888.479.8324
F 519.787.5500

Hours of Operation

Technical Support
Monday to Friday 8:00 am to 5:00 pm EST

Warranty Validations
Monday to Sunday 8:00 am to 5:00 pm EST

Customer Service
Monday to Friday 7:00 am to 5:00 pm EST