Best Tankless Electric Water Heater – Guide & Reviews

Tankless water heaters are popularly known as instantaneous water heaters which provide hot water only when you need. The most significant advantage of the best tankless electric water heater is it reduce energy losses. However, they don't have any tank or storage to reserve water even it wonderful to stop waste of energy unnecessarily. Although there are few types of tankless water heaters but electric tankless has a lot of advantages.

The Tankless electric water heaters defers on their functions and performance as well as capacity. You should know about its features and facilities to get exact performance. However, this electric water heaters can give you maximum opportunity to save energy cost up to 80% and save space from damping. There are some considerable facts that you should know in order to choice the perfect and energy efficient electric water heater.

Although it is confusing but preparing your decision easier, we already have researched and analysis among multiple brands, models, and features. I am going to give you something exciting tips and tricks in this articles that might help to get perfect water heater and energy efficient tankless water heater experience.

Factors To Consider When Purchasing The Best Tankless Electric Water Heater

There are more than hundreds variety of tankless electric water heaters are available in the market, you should be careful to get the best. However, choosing a perfect tankless water heater is not as easy as it is sound to use. It is one of the most challenging work due to many options from every corner of the world. Here are some of the guidelines that might help you.

Features Of The Heater

Normally features always show of any heater that kind of works it can perform. However, a perfect tankless electric water heater includes high capacity performance like almost steaming ability , exact water heating ability, correct water flow rates, etc. The most important it should have the capability to serve your needs adequately.

Energy Consumption

The consideration of energy consumption of your water heater should be reasonable. After setting up a water heater reminding costs are only to pay for utilities. Having in mind about the machine which saves your cost and delivers perfect performance.


Don't forget your required capacity as you need. Although they are tankless and don't have any option to reserve water for immediate use. However, they have limited ability to some gallon water can manage. A right capacity tankless water heater can maintain your required water temperature with asking capacity.



For the best tankless electric water heater, you should have a sound budget. With the fact for matching with your budget best suggestion to look at the features and functions rather than brands. Moreover, sometimes you have to pay a part of price only for the brand name.

Smoothness And Durability

Uses of a tankless electric water heater are not for single time use. Most of the time money can be a waste unless choosing a perfect water heater. You should find the best water heater, which got high configuration and ability to work under pressure.

Recommended Best Tankless Electric Water Heater

I just talked about the best tankless electric heater and some guidelines to find your right choice. However, still if you are confused the you can select our recommended best product from blew.

 Takagi T-H3

Editor's Rating:

Summer season has its own charm. You don’t have to worry about wearing extra warm clothes, sun or vacations.

Winter however, brings with it, Christmas and also cold water. The worst nightmare for the people living in cold areas, is hot water.

What if, you don’t have to worry about warm water? Winters all of the sudden get perfect. Takagi T-H3-DV-N is a very efficient tankless electric water heater that can heat up to 10 gallons per minute. Yes, you heard it right.

It is not only highly efficient, but it also very compact. So, you don’t have to worry about allotting extra space that your traditional water heaters require. However, it is also extremely safe. There is no pilot light and its computerized system makes it very safe indoors.

This is also very environmental friendly by satisfying the 2012 SCAQMD Rule 1146.2 rule. Safe, efficient and yeah, good looking as well as a perfect all in one water heater.


  • Low energy consumption
  • High level of safety
  • No pilot light
  • Endless hot water Supply
  • Three baths colder climates
  • Instant performance


  • A LED display could be better to observe notification

Technical Specification:

  • Part Number: T-H3-DV-N
  • Weight: 59 pounds
  • Power Source: Gas-Powered
  • Dimensions:11.2 x 17.8 x 24.9 inches
  • Voltage:120 volts

Editor's Rating:

Sometimes the combination of two things makes something perfect. On the other hand, combination of two things can also make something perfectly bad as well.

Like, winter and high altitude. Low pressure makes winters even harder and uncomfortable.

It is not easy to get hot water on high altitudes. Traditional heaters don’t work this way. Rheem RTG-64XLN is not only tankless but also perfectly made for high altitudes.

Here flow rate up to 6.4 gallons per minute. Its 10feet long thermostat wire makes it easy to install anywhere at your place. With low Nox combustion process, you get the high tech features in this water heater. In order to keep the water warm over a longer period, overheat film wrap protection is used in this device.

It is environmental friendly with no emission standards enables in this water heater. It works the same on high altitudes, as much as 9840 ft. above sea level.


  • Remote Control
  • Low energy consumption
  • 35-Degree Rise
  • Low Nox version
  • Warm over a longer period
  • Environmental friendly
  • High altitudes


  • Not for them who are looking for a small size water heater

Technical Specification:

  • Part Number: RTG-64XLN
  • Weight: 54 pounds
  • Power Source: 120V AC, plug or Hard-Wired
  • Dimensions:14 x 10 x 26 inches
  • Voltage:120 volts
Stiebel Eltron Tempra Tankless Whole House Water Heater

Editor's Rating:

We are replacing every electrical appliance in our homes with low energy alternatives. Energy savers took markets with storms by replacing traditional filament bulbs.

Now LEDs are replacing energy savers. God knows, Thomas Edison must be rolling in his grave in excitement.

Why not replace your high energy consuming water heaters with StiebelEltronTempra 24 tankless water heater? Not just to save your electricity bills up to 15-20% but also to save the space in your house and deliver whole of your require heated water.

It is extremely sleek water heater with doubtless reliability. It is German Engineered and its high tech manufacturing makes it environmental friendly. So it doesn’t require any ventilation. Its temperature is controlled digitally.


  • Energy saving
  • Save space 
  • Doubtless reliability
  • Environmental friendly
  • Digital Controller


  • Not fit for commercial use

Technical Specification:

  • Part Number: TEMPRA 24 PLUS
  • Weight: 15.4 pounds
  • Power Source: Electricity 
  • Dimensions:21.5 x 19.5 x 8.8 inches
  • Voltage:208/240 Volts

EcoSmart 8 KW Electric Tankless Water Heater

Editor's Rating:

Tankless water heaters are space saving and make your house look compact overall. There are so manytankless heaters available but they are not energy efficient.

EcoSmart 8 KW tankless electric water heater thinks for you. It is smarter than you anticipate it to be.

It is perfect for residential use and gives a long time assurance to make you even more satisfied. It heats up to 1.5 gallons per minute so you never run short of water. With the step size of as low as 1 degree in temperature, it gives you that exceptional choice of digitally choosing the perfectly heated water for your use.

Its installation is easy and saves you from extensive plumbing requirements. It is very efficient regarding energy and saves up to 60% comparatively as well as it Save up to 12 Cubic Feet of Storage Space. You can get endless hot water is installed at the perfect height and size as instructed.


  • Saves up to 60% energy
  • Save up to 12 C. Feet place
  • Exceptional choice of digitally
  • Endless hot water supply
  • Easy installation 


  • Not perfect for industrial use

Technical Specification:

  • Part Number: ECO 8
  • Weight: 4.8 pounds
  • Power Source: Electricity 
  • Dimensions:12 x 9.5 x 4 inches
  • Voltage:240 volts
Ecosmart ECO 36 36kw 240V Tankless Water Heater

Editor's Rating:

Everything is getting smarter. Artificial intelligence has taken the field of technology by storm. Every electrical appliance is getting smarter every day.

Water heaters are on the verge of getting better and smaller in size with every passing day.

Even in times of such technology revolution, it is hard to choose your water heater, that has everything. Ecosmart ECO 36 is a smart tankless electric water heater that has self-modulation and control ability as well as other satisfactory features.

It decides for you. It gives you an option of 1-degree increment in temperature control, so you can manage even the minor detail of your water temperature.

With advantage of this best tankless electric water heater you can Save up to 50% on your water heating costs as well as save space - up to 90% smaller. However, It is very sleek in design and that makes it very compact and space saving appliance. Its advanced technology makes it very efficient and energy saving. When installed according to instructions, it gives you almost endless water.

It also comes with a long time use assurance when used for residential purposes. It’s perfectly engineered design makes it prominent among other tankless water heaters.


  • Save up to 50% energy
  • Save up to 90% smaller
  • Endless water supply
  • Perfectly engineered design
  • Environment friendly 
  • Instant water heating 


  • Not fit for commercial use

Technical Specification:

  • Part Number: ECO 36
  • Weight: 17.4 pounds
  • Power Source: Electricity 
  • Dimensions:17 x 19 x 3.8 inches
  • Voltage:240 volts

Final Verdict

​A tankless water heater has become as one of the vital part of our life. Although it is one of the difficult task to find the fight choice because there are too many options. Nowadays there are multiple energy sources for powering water heater. Electricity is the mostly uses energy.

We already have discussed about the best tankless electric water heater ​and some considerable features  and water heater safety that you should keep in mind. Before taking purchasing decision you can attend to our given instructions. However, still if you are confused then you can go with our expert team recommended tankless water heater and keep everything dust free.

Jason Porter

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