AO Smith Water Heaters Reviews
Water heaters are an important part of every household. Lack of warm water in winters makes every little chore difficult.
And even though they’re a basic requirement, nearly 21% of your home’s total energy usage is consumed by water heaters. Advanced technologies in modern heaters can reduce your energy usage dramatically and more energy-efficient options are introduced in the market every day.
One such company is AO Smith, which manufactures water heaters evaluated by experts and featuring the latest technologies that can provide a number of benefits.
Why Choose AO Smith Water Heater?
Here are a few key features found across many designs by AO Smith, each of these carrying great advantages!
DynaClean System
This is a self-cleaning system, effectively reducing the lime and sediment build-up to boost the performance of the water heaters. The system is a standard feature across all Promax models.
Green-Choice Gas Burners
These eco-friendly burners lower the nitrogen dioxide and other common pollutant emissions from the heater.
CoreGuard Anodes
The anode rod can be manufactured from either aluminium or magnesium with a core of stainless steel, for the protection of the tank from aggressive water pressure. It’s found in the Promax and Conservationist series.
Blue-Diamond Coating
This strong coating protects the inner portion of the water heater from corrosion.
Permaglass Coating
This is a well-known, efficient and long-lasting coating that protects the water heater from corrosion.
Flame Arrestor
It’s made from Cordierite, a fireproof material that spreads air evenly to the gas burner inside the combustion chamber.
9 Best AO Smith Water Heaters:
Here’s a list of the most efficient water heaters by AO Smith!
1. AO Smith (BTH-150) Tank-Type Water Heater
Features-
- LCD Display.
- Intelligent Control System.
- Vent Size is 3
- Permaglass ultra coating/lining for longer lifespan.
- Powered anodes which offers tank protection for longer periods, even under a rough water quality.
- Submerged combustion chambers that comprises of a helical coil for heat exchange.
- 100 Gal tank volume.
Pros-
- Doesn’t run out of water quickly.
- Cuts on energy bills by 30-50%
- Smaller in size, can easily be fit or hung on the wall for more floor space.
Cons-
- Installation may take longer.
- 3-8 seconds lag time for lighting up burners and heating to achieve set temperature.
2. AO Smith ENS-50 ProMax Short Electric Water Heater
Features-
- 52 Gal tank.
- Boasts 3-inch thick foam insulation that traps atmospheric heat.
- CFCs-free.
- DynaClean system for sediment clearing and effective heating.
- 4500W Phoenix Incoloy low-density steel material.
- Superior corrosion resistance thanks to Blue Diamond glass lining.
Pros-
- Low cost of operation during milder temperatures.
- Qualified for rebates and tax incentives.
- Frequent cycling from the heater’s faucets is eliminated.
Cons-
- Cost is high in comparison to other water heaters.
- Air filters need to be cleaned every now and then to ensure proper working efficiency.
3. AO Smith GPVL-50 ProMax Electric Water Heater
Features-
- 60 Gal tank.
- Voltex operation offers the same quantity of heated water at less operating cost in comparison to other electric water heaters. It’s beneficial for users of a whole house generator.
- Permaglass coating is present that increases the tank’s lifespan and saves it from being corroded by bad quality water.
- Features 3 operating modes; efficiency, electric and hybrid. You can pick the mode matching your heating requirements and environmental conditions.
- Heating elements last longer, 240V/4500W upper and 240V/2000W lower helps in heating water whenever in hybrid or a conventional electric model.
- The tank has a higher storage capacity that enables heat pump to work more effectively.
- The operating costs are saved due to efficient heat pump, saving more money than lower capacity units.
Pros-
- Reduces water waste.
- Increases the efficiency of actual water heater.
- Cuts the heating period of water dramatically.
Cons-
- Needs a 110V or 220V circuit with high Ampere, which usually needs to be installed separately.
- Costly when buying.
4. AO Smith EJCS-20 Residential Electric Water Heater
Features-
- 20 Gal tank.
- A compact design.
- Side-mounted plumbing.
- Installation by the electrical connections counter made possible by its design.
- Features a drain valve made of brass, which is both durable and tamper-proof.
Pros-
- Very reliable, even after decades.
- Heating time for water is really short.
- Improved efficiency of the main heater.
Cons-
- Operation can be costly.
- Smaller lifespan due to short tank life.
5. AO Smith PNS-50 ProMax
Features-
- 50 Gal tank.
- Blue Diamond coating and high quality glass lining that offer strong corrosion resistance.
- Electronic gas valve is self-powered and utilizes thermopile for creating power required for operation of gas control. Doesn’t need any external power supply.
- DynaClean dip tube made of PEX polymer reduces lime and sediment build-up in the heater while promoting hot water output.
- Internal microprocessor is built upon enhanced operating parameters and tighter differentials for precise sensing and faster response.
- Model meets all regulations formed by NAECA.
Pros-
- Consumes less energy.
- Operation cost is low.
- Efficient and reliable to use.
Cons-
- Taller heat pump which makes it harder to fit in small spaces.
6. AO Smith ENT-50 ProMax High Efficiency Tall Electric Water Heater
Features-
- Permaglass coating prevents corrosion in the tank and maximizes the life of heater.
- DynaClean diffuser tube made with sturdy cross-linked polymer reduces sediment build-up and boosts hot water output.
- CoreGuard anode made from aluminium with a core of stainless steel protects against corrosion and lasts longer, as compared to ordinary anodes.
- The height is 60 inches.
- Drain valve, made from brass is tamper-resistant and durable.
- National Appliance Energy Conservation Act approved.
- 52 Gal tank.
Pros-
- Provides reliable and accurate performance.
- Temperature control is strong.
- Hot water recovers swiftly.
Cons-
- Hot water quantity is less.
- The model is harder to fit in some spaces due to the tall heat pump.
7. AO Smith GDV-50 Residential Natural Gas Water Heater
Features-
- 45 Gal tank.
- Uses external air during combustion.
- CSA certified & ASME rated
- Vent size is 3-6
- DynaClean system is present to stop lime build-up.
- FVIR compliant.
Pros-
- Efficient and energy-saving.
- Hot water never finishes.
- Easy installation process.
Cons-
- Newer models can cost twice or thrice more.
- May require venting reconfiguration.
- A gas line is needed.
8. AO Smith BTR-200 Tank Type Water Heater
Features-
- Electronic Ignition
- CSA standard model, ASME rated.
- Vent Size is 6
- 100 Gal tank.
- Exceeds thermal efficiency.
Pros-
- Buying cost is cheap.
- Simple installation and operation.
- Doesn’t bear fans and pumps that burn out.
Cons-
- Less efficient than other options.
- Operating is more expensive.
- Needs to be flushed with special chemicals every 10-12 months for maintenance of efficiency.
9. AO Smith GPVT-40 Residential Natural Gas Water Heater
Features-
- Green-Choice Gas Burner decreases nitrogen dioxide and pollutant emissions with it’s a quality patented design.
- The Piezo igniter can be lighted by simply pushing a button.
- CoreGuard anode is made of magnesium, saving the tank from strong action of water.
- DynaClean system with a diffuser dip tube prepared from cross-linked PEX polymer reduces sediment build-up and accelerating the heated water output.
- 41 Gal tank.
Pros-
- Very efficient and consumes less energy.
- Heat loss during standby mode is minimum.
- Prevents water wastage.
Cons-
- Needs proper space for installation.
- A complex design that can be costly to install.