10 Best Electric Tankless Water Heaters– Reviews Guideline & Top Picks

A tankless water heater does not store any hot water like a traditional storage-type system. Instead, an electric tankless water heater provides hot water and saves your money in the long run. You’ll get an endless supply of hot water through the electric tankless water heater. It will require very little space. Electric tankless water heaters overpowered gas tankless water heaters units: They are cheap in price; they operate more efficiently.

If you’re on the fence about switching to an electric tankless water heater for your home, workshop, or office, you’ve come to the right place. The best electric tankless water heater can save you money. We’ve chosen ten different brands of electric tankless water heaters to review for you to help you learn about the other options available. Here in this article, we’ll guide you about the key features of electric tankless water heaters to make a wise decision to switch to an electric tankless water heater.

Let’s join us while we take a close look at the review of the top 10 best electric tankless water heaters.

Top 10 best electric tankless water heater- Product Reviews

1-Ecosmart ECO 18 Electric Tankless Water Heater-Patented Self Modulating Technology, White

The Ecosmart ECO 18 Electric Tankless Water Heater is a durable easy to install hot tankless water unit. It’s also easy to use and has knob temperature control advanced features. Ecosmart ECO 18 self-modulating technology automatically controls this hot tankless water unit, so have the liberty to use it when you only use the power you need. It has three heating elements to heat the water, but you don’t always need all of them simultaneously.

The extra heating elements in the Ecosmart ECO 18 Electric Tankless Water Heater help you get much hot water quickly. If your water is on the hard, you can replace it with copper coils that corrode quickly, which can add up to a high cost during your lifetime. In addition, t.  Ecosmart ECO 18 Electric Tankless Water Heater each heating element needs a spot electrical box, so it can use a lot of energy power if all three coils are in operation. EcoSmart ECO is available in a variety of sizes to meet your water needs.



Easy to use

Self-modulating technology

Easy to install


Heating elements corrode and burn out quickly

Requires much Power                          

                                            Technical Details

Product Dimensions                                   3.63 x 14 x 17 inches
Manufacturer                                              Ecosmart
Size                                                              17 x 14 x 3.5
Wattage                                                         18000 watts
Included Components                                      Electric tankless water heater


2-EcoSmart ECO 11 Electric Tankless Water Heater- Self Modulating Technology

Buy an electric tankless water heater is a great way to save energy and reduce your monthly energy bills while supplying your home with endless hot water. As an alternative to the Rheem RTEX-13, we recommend the EcoSmart ECO 11 as the best electric tankless water heater. It is well packed with self-modulating advanced technology. In addition, Eco-Smart ECO 11 is more affordable due to its compact design and user-friendly water heater features.

If you’re looking for an affordable, high-performance tankless water heater, consider the EcoSmart Eco 11 tankless water heater. It doesn’t require any burners or flames, unlike the gas tankless water heaters. Its installation is straightforward and inexpensive; it doesn’t require a ventilation system to work efficiently. You can place EcoSmart Eco 11 tankless water heater anywhere inside your home.

The Eco 11 tankless water heater isn’t great for:

  • Commercial businesses
  • Large homes with more than three bathrooms
  • Cold weather climates


Ideal for one bathroom or one kitchen sink

Perfect for cooler climates

The large knob on the front cover

Energy use to save energy costs

UL and ETL listing for guaranteed safety

Eco Smart offers a lifetime warranty


Rare issues include leaking or systems

                                                      Technical Details

Product Dimensions                                       3.75 x 8 x 11.5 inches
Manufacturer                                               Ecosmart
Size                                                               12 x 8 x 4
Wattage                                                        13000 watts
Included Components                                    Electric tankless water heater


3- ECO TOUCH Point-of-Use Hot Water Heater Digital Display-Electric Instant Hot Water Heater with Self-modulating, Overheating Protection, White

Are you looking for a budget-friendly Self-modulating electric instant water heater? If your answer is yes, then   ECO TOUCH Point-of-Use water heater will be the best choice for you. ECO TOUCH low-flow applications will fulfill your water demands if you don’t get an instant hot water supply from your current water heater. In addition, it will get solid performance and be highly affordable. 4 stars due to its small faucet.

Eco touch electric water heater comes in its sleek look with a bright LED temperature display at the front. It’s a point-of-use water heating system that helps you install near the sink for instant and endless hot water supply.

ECO TOUCH Point-of-Use water heater’s unique design and interior lining make it thermally efficient, saving your electricity bill. It will provide a hot water supply of up to 1.2 gallons per minute, with a flow rate at 60-degree Fahrenheit to 109-degree Fahrenheit temperature range. You get the optimal temperature your daily use from it self-adjusts power-based water temperature flow rate technology. Its sleek and compact design allows you to install it anywhere near your sink. Eco touch electric water heater comes with multiple safety protections, such as;

  • Over-temperature control
  • Dry heating protection
  • Leakage protection
  • Separate water from electricity line

These all-safety protection measurements will provide your hassle-free hot water regularly.


Nice compact design

Good for a small family

Auto temperature stabilizer

Leakage protection safety feature


Can’t be used for a large family

Low water flow range

                                                   Technical Details

Package Dimensions                                     15 x 11.02 x 4.84 inches
Manufacturer                                                ECOTOUCH
Size                                                                11 Inch x 7.5 Inch x 2.35 Inch
Material                                                          Glass
Wattage                                                            5.5 KW
Installation Method                                            Wall-Mounted


4-Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, On-Demand Hot Water- electric tankless water heater for the whole house

Stiebel Eltron Tankless Water Heater – Tempra 24 Plus is our list’s best overall electric tankless water heater. This host water heater unit is easy to operate. Its continuous flow system reduces water flow if your hot water demand is extended. Its small size can fit almost anywhere at home.

It’s able to raise the temperature of your water to 140 degrees Fahrenheit, depending on how much and how fast you will require hot water for your regular use. Stiebel Eltron tankless electric water heater will typically use 15–20% less energy. Conventional electric tank water heaters continually store hot water. As a result, they lose 15-20% of consuming total energy from the environment.

Stiebel Eltron Tempra 24 will be a perfect choice for whole-house applications. It is a powerful 24 KW heater and is an excellent choice for most whole-house applications in the Northern U.S., Canada, and other regions. Stiebel Eltron Tempra 24 will be a best electric tankless water heater Canada. Its flows rate up to 5 gallons per minute, best for whole-house and commercial applications.

Stiebel Eltron Tempra 24 is well packed with microprocessor-controlled temperature regulation and a convenient digital temperature display. This technology automatically adjusts the water flow. In addition, its new dial selector allows you to set the desired output water temperature.

In our opinion, the best electric tankless water heater for the whole house is the Stiebel Eltron Tempra 24 Plus. It will be ideal for apartments, and light commercial applications work, too. Stiebel Eltron’s Tempra Plus electric tankless water heater delivers continuous hot water whenever you need it.


Continuous flow

Small size

Easy to operate

Silent operation

Digital display Digital Display

Flow Control Technology

24 kW’s of Power

Thermostatically Controlled

Requires 150 Amp Service


Can get expensive

                                                       Technical Details

Product Dimensions                                     4.63 x 16.63 x 14.5 inches
Manufacturer                                               Stiebel Eltron
Wattage                                                 18000 watts
Installation                                          Method Mounting


5-Stiebel Eltron Tempra Plus 36 kW- a tankless electric water heater with Self-Modulating Power Technology 

Stiebel Eltron Tempra Plus is one of the leading water heaters for those fed up with tank-type heating systems. If you want to get the best electric tankless water heater on the market, the Tempra Plus is one of the few options that stand out as the top-class best electric tankless water heater brand.

To switch into Stiebel Eltron Tempra Plus 36 kW, you can save between 15 to 20% off on your electric bill. In addition, its digital temperature control can measure small changes in heat levels to make sure you receive perfectly heated water every time.

This electric tankless hot water unit can flow nearly 5 GPM copious amount of hot water to all household faucets efficiently. Regardless of your household size and water needs, this heater is an excellent choice as it is more than capable of satisfying the everyday demand for hot water.


Dual stainless-steel build is highly durable and corrosion resistant

Energy Star certified and eco-friendly

It suits a variety of uses and applications

Tiny and highly affordable device

One person can easily install it


Pure performance metrics lag behind some competitor models

Does not perform very well in frigid climates

                                                 Technical Details

Product Dimensions                                   16.54 x 4.61 x 14.53 inches
Manufacturer                                                  Stiebel Eltron
Wattage                                                        26000 watts