10 Best Rated Electric Water Heater | Top Picks & Reviews in 2021

Best Rated Electric Water Heater

An electric water heater is an appliance that has an electric unit inside a tank. The water is heated and stored inside the tank. Nowadays, the market is flooded with fake items. Therefore, getting genuine and best electric water heater that can suitably serve the purpose is not easy.

This guide will review the electric heaters to help you with shopping. Thus this is the article you should never miss to read before you make any buying decision.

Best Rated Electric Water Heater Comparison

10 best Rated electric water heater reviews 2021

1. The Bosch Tronic 3000 T 7-Gallon

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8)  - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

Actually, there is every reason why this Mini-Tank Heater from Bosch appears in the list. The heater produces the required hot water directly at the source. Its very compact configuration offers immediate effects for any sink. Therefore, you will not have to stay around just to wait for it.

The greatest thing about this heater is the simplicity of its installation. Basically, you can mount it anywhere. This implies that there is complexity in regard to wiring with this water heater. This is ideal if you are trying to improve your existing setup. Also, it is ideal if you need to introduce hot water to your living room or camper. This is because it is both reliable and versatile.

Additionally, the heater guarantees you seven gallons of hot water. That means just after turning your faucet on, everything is set to go. Notably, this heater refills and recovers in an hour. That implies that you will never have to wait for a long time once it is empty.

With the high-grade materials used in this appliance, maintenance becomes a rare thing. Lastly, it has a control knob that you can adjust to regulate the water temperature.


  • Easy to utilize controls
  • Sufficient capacity
  • Boils water up to 145 degrees
  • Quick recovery rate
  • Fast installation
  • Compact layout easily suits your sink
  • Gives on-demand heated water


  • In some instances, the unit may begin to drip

2. The American Standard CE-12-AS 12 Gallon

American Standard CE-12-AS 12 gallon Point of Use Electric Water Heater

As you might have realized, an on-demand electric water heater is good. It provides great solutions at home. For instance, if you want to lessen the amount of power you are using. Secondly, if you have a little amount of heated water potential, this heater will suit you.

Definitely, with the huge 12-gallon tank, the American Standard Water Heater can be depended on in this case. Apart from its responsiveness, this heater amazes with its make which lasts. First, its exterior is made of heavy-duty steel that hinders corrosion as well as wear and tear. The inner part has a thick Dura-Glass which can remain in the initial shape for years.

Another notable feature of the heater is the drain valve situated on the bottom. Only some few point-of-use types have this feature that enables you to wash the tank it regularly. In addition to that, this helps in the access to water during the time of emergency.


  • Long-lasting and heavy-duty build
  • Compact build
  • Less maintenance facilitated by the Dura-Glass padded tank
  • Sufficient capacity (12-gallon)
  • Drain valve at the base for cleaning
  • Goes under quite a number of sinks or into utmost cabinets


  • Can be hard to install
  • It lacks a temperature control system

3. Rheem RTE 13 Electric Tankless

Rheem RTE 13 Electric Tankless Water Heater, 4 GPM

The Rheem RTE 13 Electric Water Heater is a tankless water heater. That shows you can get instant piping of heated water whenever you want it. In fact, you do not have to bother about running out of it.

For that matter, the Rheem 13 water gives adequate flow for one shower. Alternatively, it can provide water to two sinks running concurrently.

Generally, it is ideal for single people or small households which don't require a lot of instant hot water. The self-regulation feature of the Rheem electric water heater is what really makes it stand out. This implies that it will not turn on except when the water is running. This assists you in saving a great deal of electricity thus cutting down your monthly electricity bill.

Instead of having to keep a whole tank of heated water, this system will just work when need be. Greatest of all, you can regulate the temperature such that it is precise every time. Besides, if you put it at a lower heat level, you can additionally save cash. This is because it does not have to operate as hard.


  • Gives up to four gallons every minute
  • Long-lasting build
  • Tankless electric water heater
  • Adaptable temperature regulator
  • Simple to fix
  • Self-adjusting power
  • Best for a two sinks or a single shower
  • The compact build fits nearly everywhere


  • It has to be hardwired to the existing electrical grid
  • In some instances, the system may switch on even when water is not flowing

4. Atmor At-910-24TPBThermo

Atmor AT-910-24TP ThermoPro 24 kW / 240V 4.6 GPM Digital Thermostatic Tankless Electric Instant Water Heater kW/240V, Grey

The Atmor At-910-24TPBThermo Pro electric heater is one of the new tankless heaters in the market. Apart from the obvious service for hot water, this water heater also adds a safety feature. It comes with a certification known as the IP54 certification, which suggests that it is safe from risk splashes. With this safety feature, you can actually install it in near sinks and showers without any worry.

The electric water heater offers an on-demand hot water supply without consuming power when not required. Eventually, this results in up to 50 per cent power savings, unlike the tank water heaters.

Therefore, if you are really worried about how to minimize your energy bills, then we recommend this for you. Furthermore, this Atmor model has a digital panel that displays the temperature. It has the greatest flow of 3.7 GPM, which is sufficient for 1 faucet and 1 shower.


  • Good for cold environments with an inlet water temperature of 37 degrees F and a flow speed of 1.9 GPM
  • Has great features for under the average pricing
  • Its technology (Smart Flow technology) offers continuous hot water with stable output temperature
  • It is both easy-to-use and easy-to-install
  • You can adjust the temperature in increases of one degree F


  • It is the best for families that utilize two showers at ago

5. Stiebel Eltron 074050 120 V

Stiebel Eltron 074050 120V, 3.0 kW DHC 3-1 Single Sink Point-of-Use Tankless Electric Water Heater

Again, if you are dreaming of cutting your energy bill, this Stiebel Eltron water heater is designed for you. It is an unbelievable 50% more economical than a storage heater, heating just when you want it to. Certainly, that is awesome for making your residence more energy economical. Concomitantly, your residence will also be assured of a continuous hot water supply. Thus it is highly prescribed in this respect.

This water heater has a quite simple and effective mechanism to deter dry fires. This ensures that your home is safe from some severe consequences commonly caused by home appliances. The simplicity of operating this heater is also eye-catching. In fact, the designers of this appliance have perfectly struck a balance between usability and safety.

Notably, the Stiebel Eltron 074050 120 V electric water heater can be installed within some hours. Again, in terms of installation costs, you will be able to save some cash with this appliance. This is a welcome relieve for people planning to install an electric water heater for the first time.

Last but not least, this water heater has a Hydraulic control for sound control. This is an amazing piece of kit that leads to almost silent operation both day and night. With this heater, there is nothing to worry about the whirring and humming sounds as witnessed with other heaters.


  • Has great safety control (High Limit switch)
  • Simple to operate
  • Easy to install
  • Silent operation


  • Gets water dripping in some in rare cases

6. The EcoSmart ECO 18 Electric Tankless Heater

Ecosmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology

As you choose your water, you have two major options available. You can buy a conventional electric water heater that first heats the water before dispatching. Again, you can decide to purchase a tankless variant that heats it as it gets to the pipe. Really, the later is trending now and that is exactly what the EcoSmart ECO 18 Electric Tankless Heater does.

With this, you will not have to sit and wait for the warm water to arrive. More so, it will not run out. In particular, the EcoSmart Tankless Heater is exceptional as it self-modulates its power output. This heater can comfortably handle a shower and two sinks at the same time. However, in case you do not require that amount at ago, it will automatically adapt respectively.

For that reason, you can save up to 60 per cent on your energy bills without much struggle. Another amazing thing about this appliance is that it gives a complete control concerning the temperature. It comes with a digital a digital control panel that enables you to adjust it within 1-degree increments. Hence, your sink or shower will always be perfect.


  • Superior, self-modulating water heater
  • Energy efficient
  • Compact build mounts nearly anywhere
  • Has digital heat control
  • Can heat up to two gallons every minute
  • Can manage up to one shower and two sinks
  • Easy to repair with low maintenance
  • Designed with copper and stainless steel elements for durability


  • Has to be fitted by an expert
  • In some rare instances, some features may need replacement

7. The Titan SCR2 N-120 Electric Tankless

Titan SCR2 N-120 Electric Tankless Water Heater 220 Volts

This Titan variant is here to offer you the desired heating performance that will not disappoint you. The build and its parts make this model use less energy. This is quite essential when it comes to energy conservation which translates to reduced bills.

From our perspective, the model is quite versatile. This is the chiefly the reason why people are now going for it. In fact, its versatility makes it possible to combine it with a different heater for extra hot water. Apart from being versatile, this model is also compact as the design allows you to conserve space for installation.

Additionally, the model has an adjustable thermostat option. This is an exciting feature that aids in eliminating the possible risk of scalding. The feature is essential in preventing overheating as well. You will never have to bother about its performance as you work with it. Definitely, it will efficiently deliver on the desired hot water.

The flow rate of this model is quite impressive! With a flow rate of 5 gallons per minute, you are assured stable water temperatures. This adds to its versatility as it can be used in different applications.

Last but not least, the model operates well for both cool and warm climates. Even as other models fail in the cold conditions, this will constantly deliver hot water.


  • It is simple to fit
  • Comes with an adjustable thermostat
  • Keeps a noble flow rate


  • For cold places, heating takes more time

8. Sio Green IR260 POU Electric Tankless

Sio Green IR260 POU Electric Tankless Water Heater - Infrared Tank-Less Instant Hot Water Heater - Cost Effective & Corrosion-Free - No Lime Scale, No Algae, No Bacteria - 220v - 240v / 10A- 30A / 6kW

Many people now prefer tankless water heaters. Basically, this is because they are conservative and naturally come with a prolonged lifespan. Definitely, you would like to have a tankless water heater like this in your residence.

Compared to other models, this model is made to give you good performance. As a user, you can operate four power levels with the Sio Green IR260 POU Electric Tankless Water Heater. Depending on how hot you wish the water to be, you can easily adjust it. These power configurations also contribute to power conservation. Again, you end up getting unlimited potentialities when it comes to heating. Undoubtedly, you will appreciate having this model fitted just precisely as you wish.

The efficiency of this model is desirable and it is truly on another level. This is one of the reasons why people are going for it. More importantly, the model was designed to be very both powerful and economical. You can purchase the model assured that it comes with the greatest efficiency.

Another eye-catching feature of the water heater is its temperature adjustment. Since it can offer you the greatest adjustments, you don't have to about buying it at all. You just have to make it work at a suitable temperature that you require.


  • Does not require maintenance
  • Highly ranked by users
  • Awesome warranty


  • Good for low discharge or flow applications in most cases

9. Stiebel Eltron 224199 240V, 24 kW Tempra 24 Plus

Stiebel Eltron 224199 240V, 1 Phase, 50/60 Hz, 24 kW Tempra 24 Plus Whole House Tankless Electric Water Heater, Advanced Flow Control

Without any doubt, this electric water heater is what you would like install in your home. You will never bother about the water heating condition in your home again. First of all, this model comes from Germany, the place known for great engineering stuff. With that, you can be assured that you will get a high-quality appliance. Its build makes it applicable to both cold and warm weather homes.

Usually, the quantity of water you obtain depends on how quick the model can warm up the cold water. This model is able to keep up with the demands for hot water in a family. The amount of water this model can deliver is capable of supplying both the kitchen and faucet. Interestingly, this is possible without a drop in the water pressure.

The water heater comes with exciting microprocessor technology. This technology is essential in keeping the heater is a proper condition. Despite the high demand for hot water that you might have the technology will deal with fluctuation issues.

The model can even be hanged anywhere in the house. This further helps in lowering the installations expenses. Reputably, the manufacturer managed to make the general design the best with the compactness and an impressive finish. Actually, it can fit into a small space as possible.


  • Simple to install
  • Can handle huge quantities of water
  • Warranty for both commercial and domestic use


  • It lacks an alternative power source

10. EcoSmart ECO 11 Electric Tankless

EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

As you might have realized, the tankless heaters are what people love nowadays. You can get a conventional electric water heater that first heats the water before dispatching. Alternatively, you can choose to purchase a tankless alternative that heats it as it gets to the pipe. Indeed, the later is preferred now and that is why the EcoSmart ECO 11 Heater appears in the list.

With EcoSmart ECO 11 Heater, you will not have to sit and wait for the warm water to arrive. Additionally, it will not run out. Specifically, the EcoSmart Tankless Heater is exceptional because it self-modulates its power output. This heater can easily handle a shower and two sinks at the same time. Nevertheless, in case you do not want that amount at ago, it will adapt respectively.

With the self-modulation feature, you can save up to 60 per cent on your energy bills. Another amazing thing about this appliance is that it gives a complete control concerning the temperature. It comes with a digital a digital control panel that permits you to adjust it within 1-degree increments. Consequently, your sink or shower will always be excellent.

Lastly, the EcoSmart ECO 11 Electric Tankless Water Heater boasts of 98.9 per cent energy efficiency. More so, the Uniform Energy Factor of 0.98 that this model has should impress any user.


  • Easy to set up
  • It works for all climates
  • Comes with an impressive smart heating technology


  • Keeps the water movement low in cold weather states

Things To Consider Before Buying An Electric Water Heater

Energy efficiency

Because this type of heater uses electricity, a model that always conserves electricity is the best. Spend your time going through different models to find out the model that uses minimum energy as possible. However, remember to keep in mind the performance of your heater even as you focus on energy efficiency.

The hot water capacity

Every model has its hot water capacity. It is good that the model you choose comes with an awesome water capacity to meet your needs. For instance, a model with 40 gallons capacity is suitable for an average household. But if your family is beyond average, you should think of a bigger heater.

High flow rate

Accessing hot water in your home without any interruption is important. That is why choosing a heater with a high flow rate is desirable. Some models will have a flow rate of up to 5 GPM. Certainly, you will always want to have a flow of the hot water in both the shower and the faucets.

A reasonable warranty

Sometimes, a nice warranty is all that you want when it comes to having the electric water heater. The terms of warranty will always vary according to the manufacturer of a heater. Choose a model that offers a longer warranty time to be certain about its durability. In some cases, you might find some models with a lifetime warranty.

The space availability

Always remember to consider the size of the appliance. I don't want to buy a model that will end up filling the available space in the house. That is why choosing a model that is compact is recommendable. However, the compactness should not compromise its functionality and quality too. For instance, it does not appear sensible to mind about compactness and forego the power.

The Cost

Electric water heater is not only about efficiency and performance. It is also prudent to consider the affordability while looking for the quality. Normally, these heaters will retain at various prices. Everything here will depend on what you can afford to spend. It is desirable to keep the budget versatile to have a good time choosing the best yet affordable model.

Frequently Asked Questions - (FAQ)

Electric Water Heater

What does the phrase "Energy Factor (EF)" on my electric water heater means?

This is the measure of the general efficiency of your electric water heater. You should look for a heater with lower EFs since they will have lower annual operation costs.

Where can I find the “dip tube” on my electric water heater?

The dip tube is another term for the cold water inlet. Normally, the dip tube will on the right-hand side as you face the front of the heater.

Why does my heated water have a foul smell?

The foul smell is as a result of the combination of sulfur, hydrogen, and bacteria. A magnesium anode rod is fixed in the tank to protect its surface. This produces oxygen that creates the smell when it combines with sulfur or bacteria in the tank.

What causes the slow hot water recovery in my water heater?

There are two possible causes of the problem. One is a low supply of voltage. Again, it might be due to the malfunctioning of the lower heating component. To solve this, check your voltage supply and try to replace the lower element in case it is burnt out.


Purchasing an electric water heater is one of the investments you can make for your home. Therefore, you need to ensure that you have done it appropriately. The above picks and the guides on how to buy your electric water heater should help you. Notwithstanding, because of the capacity, compactness and energy efficiency, Bosch Tronic 3000 T and American Standard become the overall picks.