Best Tankless Electric Water Heaters Review

Tankless water heaters are becoming more in demand these days. It is already seldom that you find a bathroom without a water heater. Although these heaters come in many forms and variations, tankless types are the more popular choice today, specifically, the electric type.
By and large, tankless electric water heaters directly produce warm and heated water. Whether it is connected to your showers or bathtubs, even in your laundry room, these heaters produce hot water instantly.
Aside from the direct production, the more apparent benefit of using tankless electric water heaters is its cost-effectiveness and energy-efficiency. And if you are an advocate of various green movements, certainly, you are very much aware of the green benefits of these water heaters.
So, if you are looking for one that could make the perfect fit for your home, this guide may help you in your search. Along with the assistance of finding the right tankless electric water heater, this piece may also help you in getting to know several water heaters on the market today.

The Hottest Picks of Today

Best in Budget
a.b crew tankless electric hot water heater
A.B Crew Water Heater
Easy to install
Inexpensive
Ideal for sinks
CHECK PRICE
Best in Overall Functionality
ecosmart eco 27
EcoSmart ECO 27 Water Heater
Durable and sturdy
Compact and portable
Innovative features
CHECK PRICE
Best in Energy-Saving Feature
stiebel eltron
Stiebel Eltron Tempra
Innovative features
Made in Germany
Great warranty term
CHECK PRICE

The Best Tankless Electric Water Heater

1) Stiebel Eltron Tempra 24 Plus Tankless Electric Water Heater

Quick Summary

kW: 24
Breakers: 2 x 50A DP
Flow: .50 GPM
Water Temp Output: 86-140 degrees Fahrenheit
Warranty: 7 years leakage; 3 years parts
Price: Below $750
The Stiebel Eltron Tempra 24 Plus Tankless Electric Water Heater features 24kW of power. This is actually a great electric water heater that can supply large demands. And with its Advanced Flow Control, the temperature remains constant no matter how huge the demand is.
The overall dimension is rated at 16 ⅝ x 14 ½ x 4 ⅝ WHD inches with a total weight of 15.4 pounds. As for the working pressure, it is rated at 150 PSI.
According to one user - “the unit is very quiet, you can only hear the water run through the pipes. It's practically silent, and the flow sensor works with very low flow showers heads.”
PROS
Innovative features
Made in Germany
Great warranty term
CONS
Not quite durable
Difficult to install
It may require professional services for the assembly

2) EcoSmart ECO 27 Electric Tankless Water Heater

Quick Summary

kW: 27
Breakers: 3 x 40A DP
Flow: 3-6 GPM (N-S)
Water Temp Output: 80-140 degrees Fahrenheit
Warranty: Limited lifetime warranty
Price: Below $500
The EcoSmart ECO27 Electric Tankless Water Heater is one of the most versatile and powerful water heaters of today. In fact, when this unit is utilized in the northern part of the US, it can deliver up to 3 GPM. On the other hand, it can deliver up to 6 GPM when the unit is used on the southern regions.
Users can save up to 50% of overall water heating costs when the ECO 27 is used regularly. The dimension ratings are 17 x 17 x 3.625 WHD inches. As for the materials used in its construction, it uses copper and stainless components.
According to an actual user - “as of right now I absolutely love it and I expect to be enjoying the energy savings reflected on my utility bill soon”
PROS
Durable and sturdy
Compact and portable
Innovative features
CONS
Needs a lot of maintenance
The design is not very pleasing
It has technical issues with the warranty term

3) Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater

Quick Summary

kW: n/a
Breakers: 1 x 30A DP
Flow: .5 GPM
Water Temp Output: Up to 105 degrees Fahrenheit
Warranty: 1 year
Price: Below $150
The EcoSmart POU 3.5 is one of the most compact and portable electric water heaters in this list. And this is because it is designed mainly for under-the-sink usage only. In fact, the POU 3.5 is for single application alone and very much ideal for malls, small offices, RVs, and bathroom sinks.
But while it’s functionality is very much limited, it still comes with a .5 GPM sink aerator. Also, it features a 99.8 percent of energy efficiency.
According to one user of the EcoSmart POU 3.5 - “Works great, no longer any cold water showers before going in my pool and getting out.”
PROS
Inexpensive
Ideal for small spaces and single uses
Reliable and convenient
CONS
It takes time to heat
It has apparent issues with leakages
Not quite durable

4) Bosch Electric Tankless Water Heater

Quick Summary

kW: 3.2
Breakers: 1 x 30A DP
Flow: .5 GPM
Water Temp Output: +45 to 60 degrees Fahrenheit
Warranty: 5-year warranty on heating elements, 1-year warranty on parts
Price: Below $150
The Bosch 3000 Electric Tankless Water Heater is very compact and lightweight tankless electric water heater. With a total weight of 5 pounds and a dimension rating of 6.5 x 12.25 x 3 inches, users can place it anywhere.
Although it is designed for a single use only, it can provide enough hot water for one use. It is easy to install and quite efficient with minimal standby loss.
According to an actual user: “Install is pretty easy if you are handy. I took the opportunity to replumb some 40-year copper lines and it went smooth but took several hours”
PROS
Easy to install
Very compact and lightweight
Ideal for small spaces
CONS
No actual thermostat or temperature rating
Not very durable
Needs regular maintenance

5) A.B Crew Tankless Electric Hot Water Heater Faucet Kitchen Heating Tap Water Faucet with LED Digital Display

Quick Summary

kW: 2500 Watts
Breakers: 120V | 50 Hz Plug
Flow: n/a
Water Temp Output: 30 - 60 degrees Fahrenheit
Warranty: Limited warranty
Price: Below $50
This tankless electric water heater is quite different from the ones listed in this guide. This unit is actually a tankless electric hot water heater faucet. And in installing this unit on kitchens and sinks, it will allow the users to experience hot water on that faucet alone.
Depending on the water temperature and flow rate, the faucet can provide 30 to 60 degrees Fahrenheit of water temperature output. Also, users will only need to plug it in in order to use it.
According to the users of this faucet - “The faucet was quick and easy to install, and worked immediately and quickly.“
PROS
Easy to install and easy to use
Inexpensive
Ideal for sinks
CONS
Lacks basic features
Not entirely a water heater
There’s no specific temperature rating output

6) Eemax EEM24018 Electric Tankless Water Heater

Quick Summary

kW: 18
Breakers: 1 x 40A DP
Flow: 3.5 GPM
Water Temp Output: 70-130 degrees Fahrenheit
Warranty: 5 years for leaks, 1 year for parts
Price: Below $500
The Eemax EEM24018 Electric Tankless Water Heater is an entry-level unit that can be used by any homeowner who wants a basic setup of an electric water heater. The overall weight of this unit is rated at 14.5 pounds with a total dimension rating of 17 x 14 x 3.8 inches.
It does not have any interesting or innovative feature but it is a decent water heater that can do the job.
According to an actual user - “It is impressive takes a little longer to get stabilized but once you have reached it"s activation point it keeps up with the demand.”
PROS
Perfect for single use
Ideal for small spaces
It works decently
CONS
Lacks basic features
Quite expensive for its overall functionality
There is no information about its warranty

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

Quick Summary

kW: 3
Breakers: 120V Plug-In
Flow: .5 GPM
Water Temp Output: n/a
Warranty: 3-year warranty
Price: Below $250
A point-of-use tankless electric water heater is very much useful for homeowners who need a unit for single applications only. And the Stiebel Eltron DHC 3-1 Single Sink POU is actually a great choice for many.
With a very effective warranty term and reliable functionality, almost all users of this tankless electric water heater are pretty much satisfied.
According to a user - “Out water was ALWAYS hot, and our energy bill was reduced substantially. Been in use for about 2 years with absolutely no issues.”
PROS
Easy to use
Effective and efficient
Ideal for small spaces
CONS
The instruction manual is difficult to understand
Not very durable
Difficult to install

8) Sio Green IR288 POU Electric Tankless Water Heater

Quick Summary

kW: 8.8
Breakers: 1 x 40A DP
Flow: 2.1 GMP
Water Temp Output: +30 to 60 degrees Fahrenheit
Warranty: 5-year warranty
Price: Below $500
The Sio Green IR288 POU Electric Tankless Water Heater is a very flexible and efficient water heater system. Although it is limited to a single application only, many users find the unit quite reliable in terms of providing hot water.
With a total dimension rating of 17.3 x 11 x 3 inches, this unit has a patented technology that features no maintenance and no build-up in its build and design.
According to an actual user - “I would recommend this if you have the small house, apt, condo that you want to use single faucet shower head one at a time if you have a minimum 70F cold inlet.”
PROS
Ideal for small spaces
No maintenance needed
Easy to use
CONS
Not very durable
The warranty term is very tricky
It may require the help of professional service on installation

Things To Consider When Buying A Tankless Electric Water Heater

Just like any product on the market, buying a tankless electric water heater entails a lot of considerations as well. This is because there are several factors that affect the overall quality and functionality of the water heater.
Learning these factors will further help you in your search. So, you better watch out these things primarily before making a decision and heading out to make a purchase.

1. Standard Water Temperature In Your Area

In every region or area, there is a distinct water temperature. And you have to know the average temperature of the incoming water in your location. By learning these ratings, you can effectively know whether having an electric water heater is a great option for you or not.
It is important for you to note that tankless electric water heaters are much more effective and efficient when these heaters do not need to increase the temperature above 30 degrees Fahrenheit.
Now, if you are residing in the southern part of the United States of America, then having a tankless electric water heater is a great choice more than the other types of heaters.

2. Water Flow Rates and Demands

Alongside the average water temperature in your area, another thing that you have to regard is the water flow rate demands.
Where do you intend to utilize and connect the electric water heater? Are all of the water outlet line in your property will be connected to the water heater?
Understanding and knowing the demands will help you know what size and capacity of a tankless electric water heater you will be needing. Keep in mind that the larger the demand, the larger the capacity that you will need. And this could mean much more expensive costs.

3. Durability and Build

Generally, tankless water heaters are not really cheap. In fact, they may require you to shell out a few thousand bucks. Accordingly, it is only appropriate that you regard the durability and build of the tankless electric water heater that you are choosing.

The first tankless water heaters actually utilize metals as the main materials in the construction. And these kinds of materials usually need more maintenance since there is always a recurring limescale build-up.

Fortunately today, the newer generations of tankless water heaters are made from the finest qualities of materials that no longer need rigorous maintenance processes. But, you must expect that these units may cost much more.

Nevertheless, the lesser the maintenance processes, the more the unit is convenient and cost-effective to the users in the long run.

4. Overall Size

For homeowners who have a small space or rather a small shower room, the typical choice of water heaters are the smaller ones. Apparently, there are tankless electric water heaters that are portable and compact.

Some would also prefer to have this due to the space and area that it can save. And sometimes, these portable and small sizes would cost much less than the average sizes.

Even so, the preferred size and dimensions of the tankless electric water heater would depend on the user’s preference. And if you are considering this aspect, you might want to check the exact space and size of the area where you will install the unit.

5. Price

Tankless electric water heaters, as mentioned, are not entirely cheap. As a matter of fact, they are normally considered as investments. But while this is a necessity for others, these water heaters would cost more than $500 on an average note.

Also, the total price of each unit varies depending on the features, capacity, functionality, and, certainly, the brand.

So, before you make your purchase, ensure that you consider all the underlying factors that could affect both the quality and the price of the water heater unit.

The Best Tankless Electric Water Heater of Today

The given tankless electric water heaters above are all great and top-rated on the market today. And for several reasons, users and consumers choose each of these units because they find these units appropriate for their needs and wants.

But, among all the 8 units given above, there is only one that stands out the most. And this is the EcoSmart ECO 27 Electric Tankless Water Heater.

Primarily, it features innovative functions and solutions that can really help save costs and energy consumptions in the long run. Secondly, it is very durable and sturdy. And thirdly, any user can rely on this unit when it comes to heating water.

All in all, this is the best tankless electric water heater among all the units in this list. But keep in mind that you will be the one to choose what will be the best for you. So, if you really want to get the best and the most suitable unit, make sure that you consider all the aspects.

In the end, you are the only one who can decide what’s the best tankless electric water heater for you.
Water Heater Reviews
best tankless water heater
best tankless electric heater
best tankless gas water heater review
COPYRIGHT
Unauthorized use and/or duplication of this material without express and written permission from this blog’s author and/or owner is strictly prohibited. Excerpts and links may be used, provided that full and clear credit is given to NewTanklessWaterHeaters.com with appropriate and specific direction to the original content.
AFFILIATE DISCLOSURE
New Tankless Water Heaters participates in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn advertising fees by advertising and linking to Amazon.com.
CONNECT WITH US!
check-circle-opinterestcheckmark-circlecross-circle linkedin facebook pinterest youtube rss twitter instagram facebook-blank rss-blank linkedin-blank pinterest youtube twitter instagram