Top 10 Best Electric Tankless Water Heaters in 2021 Reviews

The tankless water heater also referred to as an on-demand unit is the most versatile appliance for heating water. Unlike the traditional water heater, these new units are gaining more popularity. Also, they are beneficial because aside from heating water, they also offer the storage of the heated water. If you require volumes of heated water, then a tankless water heater offers you the ultimate solution. As such, you can comfortably enjoy warm showering without fail in your home. Better still, this unit will only heat water when you need it, hence saving you a huge amount of electric bill.

Although these appliances are helpful, it’s a tiring task to find the best brand due to the saturated market. That is why we opted to help you out. In this article, we will take you through a review of the top-ranked electric tankless water heaters in the market. Also, we’ll highlight some key factors you need to consider before buying one. Without further ado, check out the list of the top 10 best electric tankless water heaters in reviews.

10. ECCOTEMP 1.5 GPM Lightweight Easy-to-Carry CSA-Certified Portable Tankless Water Heater

When you are out camping with your entire family you can enjoy a hot shower with Eccotemp electric tankless water heater. It has a lightweight design that makes it ideal for use in greenhouses, washing pets, cleaning vehicles, and so on. You can easily adjust the water and gas flow to achieve the most desirable temperatures. Better still, it has an included electric ignition powered by cell batteries that makes it ideal for use in remote areas with no electricity. Additionally, the safety shut off is automatically activated when the unit runs for more than 20 minutes or is tilted to one side.

Pros

  • Equipped with easier to operate temperature controls
  • Can be easily connected to a standard garden hose
  • Has a compact design to save your storage space
  • Designed from metallic materials that last long

Cons

  • The heating coils are very thin

9. CAMPLUX 120V 2.5-Gallon ME25 1.5Kw Cord Plug Mini Electric Tank Water Heater

Outdoor life has been made more enjoyable with Camplux enjoy outdoor life electric tankless water heater. This unit can store up to 2.5 gallons of water making it ideal for use in garages, on a boat, and many more. Installation is such a hassle-free task because you only need to tap into the water tank and install the heater at the sink. Moreover, the tank has a glass lining that assures you greater insulation to avoid waiting for water to heat up. You can as well control the temperature range with the easy to use external dial.

Pros

  • Can supply 2 sinks at the same time with its higher capacity
  • Comes with clear instructions for easier installation
  • Has an elegant exterior design to match your decor
  • Only weighs 20 lbs thus easier to move it around

Cons

  • Installation requires a qualified technician

8. EcoSmart ECO 11 Self-Modulating Tech 13KW 240V Electric Tankless Water Heater

Ecosmart electric tankless water heater is equipped with a wide range of features to meet all your hot water needs. It has a self-modulating technology that uses the needed amount of energy to heat water thus saving your energy. Unlike the traditional heat tankers, this unit takes less storage space with its compact design. You no longer have to wait for hot water for a longer period because it has a point of use installation and on demand heating. Furthermore, it heats up to 2 gallons of water in just a minute making it ideal for use in colder regions. This makes it an ideal gift for your loved ones.

Pros

  • Equipped with an easy to use temperature control
  • Sturdy to ensure safe and stable operations
  • Has a lightweight design making it portable
  • Takes a few minutes to fully install it

Cons

  • Does not deliver really hot water

7. Eemax EEM24013 Compact Self-Modulating Tech Advance Tankless Water Heater (Blue)

If you have a smaller space and you need hot water, you can try installing Eemax electric tankless water heater. It has a compact design thus occupies less storage space in your apartments or home. With only a weight of 8.08 pounds, you can easily transfer it from one corner of your house to another without feeling much of its weight. Besides, it is designed from high stainless steel materials well known for their strength, durability, and rust resistance. Also, it takes a few minutes to fully install it thus saves your time. That aside, it requires a 60amp breaker to keep your water hot.

Pros

  • Heats up quickly to deliver hot water at a faster rate
  • Has a water consumption of 2.5 gallons in a minute
  • Leak-free with the correct fittings and installation
  • Easy to program with the adjustable settings

Cons

  • Does not support two sinks at the same time

6. CAMPLUX 10L 2.64 GPM Propane Gas Portable Digital Display Outdoor Tankless Water Heater

Colder climates require hot water and therefore you might want to try this electric tankless water heater by Camplux to enjoy outdoor life. With a maximum power output of 68000btu per hour, you can get endless hot water at any time anywhere. It has a lightweight and compact structure thus fits into smaller spaces. The stainless steel burner is well designed to offer much-needed strength during the healing process. This unit is ideal for use during camping or family vacations. Ideally, it works well with any modified system with a 12-volt water pumping system.

Pros

  • Heats up at a faster rate with a higher water pressure
  • Comes with clear instructions for easier installation
  • You can switch to the Eco function to save your gas
  • Super easy to set up this entire system

Cons

  • The temperature gauge displays in Celsius

5. TITAN 54 Max AMPS White Corded N-120 7.93lbs Electric Tankless Water Heater

For an average size home, you can try out this electric tankless water heater by Titan. It is well designed to provide an endless hot water supply to your apartment, home, and other locations. This unit only weighs 7.98 pounds thus it is easier to transfer it from one place to another. You can easily customize the settings because it has adjustable temperature control. Moreover, it heats water whenever needed to save your energy costs. Also, it takes a few minutes to install this entire unit because it does not require any extra hardware. Since it provides a continuous water supply, you will never run out of water.

Pros

  • Supplies a household of four with plenty of water
  • Designed from durable high-grade materials
  • Keeps water hot for a longer period
  • Saves energy thus lowers your electric bills

Cons

  • The reset button is harder to operate

4. ECOSMART ECO 240V 18KW Patented Self-Modulating Tech White Electric Tankless Water Heater

Do you need a convenient and continuous supply of hot water? Well, Ecosmart electric tankless water heater offers the best. With the correct sizing, this unit provides the needed hot water since it heats water as it passes through it. You can mount it on the wall to save your floor space because it is much smaller than the normal tank. Featuring advanced self-modulating technology, it will only use the needed amount of energy. The digital temperature control allows you to adjust the settings to suit all your needs. Finally, it is made sturdy to ensure safe and stable operations.

Pros

  • Smaller in size thus easier to carry with one hand
  • Has clear and concise information on installation
  • Requires little maintenance for efficient results
  • Heats up to 2.5 gallons of water in a minute

Cons

  • Produces some weird sounds

3. ARISTON Aures Pro 5.26 GPM 27KW 240V Copper Heat Stainless Steel Electric Tankless Water Heater

Are you looking for a compact and lightweight electric tankless water heater? Look no further than this model by Ariston. It is smaller in size thus it can fit most sinks and cabinets without taking much space. The stainless steel canister is well known for its strength and resistance to high water pressure. With instant heating technology, you no longer have to wait to get heated water because it supplies water quickly. Moreover, thermostatic technology ensures that water temperatures remain constant at all times. Also, it has an electronic thermostat that prevents scalding occurring from overheating.

Pros

  • Can be installed in garages, basements, or kitchenettes
  • Has a higher flow rate of up to 5.6 gallons per minute
  • Doesn’t require any frequent maintenance
  • Has a digital display for easier adjustments

Cons

  • A bit complex to access internal components

2. RINNAI V53DeP Propane 5.3 GPM Endless Hot Water Efficient Electric Tankless Water Heater

You can never again schedule your hot water needs with Rinnai electric tankless water heater. This item offers you an endless supply of water so that your heater will never run out of hot water. With the Thermacirc360 technology, this unit circulates hot water through the entire system. Its compact design allows you to install smaller spaces such as closets to save you space of up to 16 square feet. Just because you heat water only when you need it you will be able to save more energy. It heats water at a much faster rate so you would not have to wait for long periods.

Pros

  • Has a flow rate of 5.3gpm to save your time
  • Well packaged to ensure easier installation
  • Features accurate and easy to set settings
  • Ideal for use on small or medium houses

Cons

  • A bit heavy to install

1. Stiebel Eltron Eco White On-Demand Unit Tempra 20 Plus Electric Tankless Water Heater

Never will your hot showers be interrupted anymore with Stiebel Eltron electric tankless water heater. The advanced flow control system maintains constant water temperatures but can change water flow depending on the hot water demands. Since it is smaller in size, you will never have to worry about storage space. Ideally, it measures water flow and saves energy with auto modulation to reduce your energy costs. The digital temperature display accurately shows the temperature settings In case you need any adjustments. Installation is such a pretty easier task though it would be nice to get a professional to prevent some errors.

Pros

  • Has a sleek design to save your storage space
  • Equipped with easier to use preset buttons
  • Operates quietly while heating the water
  • Can be easily mounted on the wall

Cons

  • The turbine is made of cheaper materials

Factors to Consider When Purchasing the Best Electric Tankless Water Heater

Size

First off, you need to consider the appropriate size of the tankless water heater that you need to ensure you invest in a unit that you need the most. At least, you need to go for the on-demand unit that meets your showering needs. Luckily enough, the listed products above entail a wide range of options, you’ll not miss the one that matches your needs.

Flow Rate

The tankless water heater with a higher flow rate is normally suitable for someone who needs hot water in a large capacity. For that case, you need to opt for the one that has a better flow rate to meet your needs. At least, doing that will enable you to get more warm water at a go. When buying one, check on the labeling to be sure about the flow rate that suits you.

Compact

Of course, because you’re trying as much as possible to do away with storage, it is recommended that you opt for a tankless water heater that is compact. Doing so will save you space. Also, buying a compact on-demand unit will enable it to fit into small spaces. So, while you buy one, pay close attention to the compactness.

Energy Efficient

A tankless water heater is energy efficient. However, their energy efficiency varies from model to model. Doing so will save you on utility bills. Fortunately, the models on review are energy efficient, it’s upon you to select the model that meets the desires of your heart.

Conclusion

The main thing that matters when buying the best electric tankless water heater is your needs, so at no point should you be lured to buying a model that is not aligned with your needs. The end game, therefore, remains to be your needs and desires. We have just offered you a list you may want to consider in your purchase. Don’t freak, we have researched the list well, you can rest assured to get a winner product in the review. The pros and cons that we have listed will help you separate between chaff and wheat. We hope this list will help you choose the right type of electric tankless water heater.

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