AO Smith water heaters review helps you find the best models from this, one of the biggest US manufacturer of HVAC equippment. Search, review and select Conservationist, Effex, Voltex, Promax, Vertex, Next, electric- or gas-powered, tank or tankless.
When searching for AO Smith hot water heaters you will notice
there is a comprehensive selection of residential gas and electric
models with great features and high quality.
There are models for every household; affordable, efficient, durable budget-friendly and expensive, small and big, Eco-friendly and "green".
This is what you will find in our review about AO Smith water heaters:
We will introduce you a company that is a leader in water
heating industry, AO
Smith Water Heating Company and their popular AO Smith water heaters. A
O Smith is in the heating business for almost 70 years, and
it is well known for
the quality and innovation in energy efficiency and tank protection,
such as a glass lining.
Glass lining is the A.O. Smith patented process, designed many years ago to protect water tank heaters from corrosion; it is now a standard in the water heating industry.
A.O. Smith is the owner of several popular brands of hot water heaters that you probably had a chance to see or read about:
The most popular electric and energy efficient model of all AO Smith water heater is Conservationist.
Unique for Conservationist are the heating elements, designed to last three times longer than standard elements.
The ProMax electric heater is another group of superior electric models. They provide excellent energy savings and durability. Excellent example is 80-gallon A.O. Smith ECRT-80 ProMax Plus High Efficiency.
This model offers DynaClean dip tube that reduces lime and sediment buildup, Coregard aluminum anode to protect metal tank from corrosion, high efficient 2.5" foam insulation, 0.93 EF and first hour rating of 87 gal. Great unit.
There are four models in ProMax group:
These water heaters are designed to fit narrow spaces and places with the limited height spaces in manufactured and mobile homes.
There is also a great selection of gas water heaters for almost any home.
You can find various storage tank water heaters, energy efficient, tankless, hybrid, manufactured home WHs...
Power-vent AO Smith GPHE-50 Vertex and power-direct vent AO Smith GDHE-50-NG Vertex 100 are the most popular gas water heaters from this manufacturer.
With the thermal efficiency of up to 96%, Vertex models provide an excellent performance even if your home has the high hot water demand.
They are in a price range from $1500 to $2000 and they qualify for the Federal Tax Credit.
Conservationist is probably the best known model among AO Smith water heaters, and is found in both electric- and gas-powered groups. Not only that it provides maximum energy savings, but with DynaClean sediment protection and Blue Diamond glass coating is one of the most reliable and durable group.
ProMax gas water heaters are a family of Promax High Efficiency, Specialty Vent and Promax High Recovery models, durable and reliable models that provide a hot water heating solution for high demand homes and large families.
This is the series of the standard tank type heaters with the automatic flue damper which reduces the standby heat loss and meets the latest Energy Star requirements where the minimal value of EF is 0.67.
AO Smith water heaters from Effex series are among the most energy efficient standard gas-powered models, that are using the patented air intake system for the high 0.7 energy factor and Energy Star compliance. You can find the detail review here.
AO Smith gas water heaters with its compact and sleek design,
point of use applications, like add-on bathrooms, tubs
and small vacation homes, but for the whole house water heating
All tankless models are
natural gas and propane usage, with an indoor, direct vent and
installation options. The latest addition to the tankless series
includes the condensing
And if you have any problem... the majority of water heater parts is replaceable and easy to repair. Our recommendation is, if you experience any problems with your hot water heating system, contact one of the certified technicians; they are experts in troubleshooting the problem, doing repairs and other services.
Hybrid water heaters are something new in the water heating
Smith has two models for heating potable water; NEXT
gas hybrid and
Voltex an electric hybrid.
NEXT water heater combines two
technologies, tankless and
one system. The new hybrid design utilizes the best features of both
which results in on demand water heating with less "cold water
sandwiches", high energy efficiency and increased performance.
Use this review
to find out more about AO Smith NEXT.
Voltex combines electric and heat pump technologies which results in getting the water heater that is Energy Star compliant, or the unit with the extremely high energy factor. You can read about Voltex review here.
AO Smith water heaters are also using free solar energy
through the Cirrex system, a complete system that
and solar tanks equipped with the heat exchanger for heating potable
water. The Cirrex system consist of one, two or
three collectors and
storage tanks with the capacity from 76 to 119 gallons, or a total of
For the closed loop solar water heating systems there are SUNX an indirect and SUN a direct solar booster tanks with capacities from 65 to 120 gallons, which are used as the hot water storage. For more information and manuals use an official AO Smith site.
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(Photos are courtesy of AO Smith)