Top 10 Best Electric Tankless Water Heaters In 2020 – Reviews and Buying Guide

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With an electric tankless water heater, there will be endless hot water. It comes in a functional design and does not include any tanks so that there will be efficient performance. Moreover, it allows you to save space and can prevent the shortcomings of traditional heaters. It is easy to use and offers you multiple benefits. It delivers exceptional performance and can reduce your power bills. Electric tankless water heaters come with multiple features and provide constant hot water. Here is the list of the top 10 best electric tankless water heaters to choose from.

List of Top 10 Best Electric Tankless Water Heaters In 2020 – Reviews and Buying Guide

#10. EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology, White

10. EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented

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This electric tankless water heater comes along with a digital temperature controller. Therefore, this device also makes the adjustment of the heating function convenient for every user. Moreover, the controller allows users to change the temperature with the increment of 1-degree Fahrenheit. The model saves up to 50% of heat loss.

The temperature is easily adjustable from 80 to 140-degrees Fahrenheit. This water heater comes in with a maximum 0.3-GPM flow rate. This heater comes with copper and heating elements that are stainless to give longevity, reliability, and protection. This model is also very compact in size and offers an installation that saves space.

Pros
  • Gives you more storage space.
  • Supply continuous and compressed design.
  • Fitted with digital temperature control.
Cons
  • There is no such cons.

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#9. Stiebel Eltron Tempra Plus 36 kW, tankless electric water heater with Self-Modulating Power Technology & Advanced Flow Control

9. Stiebel Eltron Tempra Plus 36 kW, with Self-Modulating Power Technology

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The electric tankless water heater comes with an electronic controller. Therefore, this model also automatically monitors the temperature of water to deliver warm water every time. Moreover, with the help of intelligent self-modulating technology, this heater saves a lot of energy during operation. The advanced flow control function smartly controls the temperature of water.

This heater also does not require any venting to run the heating function. Furthermore, the compact design of this model offers easy installation almost everywhere of your residence. By reducing heat loss, this heater also saves a lot of energy while keeping your water warm.

Pros
  • Features most technologically modern heater.
  • Assure a steady temperature production.
  • Abolish obnoxious temperature variation.
Cons
  • There is no cons at all.

#8. ECOTOUCH Tankless Water Heater Electric, 1.5 GPM on Demand Hot Water Heater with Remote Control Digital Dispaly Energy Efficient 5.5kW at 240V

8. ECOTOUCH Tankless Water Heater Electric, 1.5 GPM on Demand Hot Water Heater with Remote Control

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This electric tankless water heater with the flow rate of 1.5GPM delivers continuous warm water flow. This model also comes with multiple protections. Moreover, the heating elements, electricity, and water supply run separately for safety. Apart from that, this heater has over-voltage, dry combustion, and over-heating protection.

With the help of intelligent self-modulating control, this heater also automatically controls the energy consumption. Furthermore, the model comes with the sensitive-leakage protection to offer ultimate safety to users. The low-profile structure of this heater makes installation easier for all. This electric heating appliance also comes along with a fire-retardant tempered glass casing.

Pros
  • Modern expertise, reliable and attractive.
  • Fitted with efficiency and saves energy.
  • Compact design and simple installation.
Cons
  • The average ratings are low.

#7. Bosch Electric Tankless Water Heater – Eliminate Time for Hot Water – Easy Installation, 9.5 kW – US9

7. Bosch - Eliminate Time for Hot Water - Easy Installation, 9.5 kW - US9

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This electric tankless water heater is the ultimate solution for delivering continuous warm water flow every time. The compact size of this heater also offers easy installation in any tight space. Moreover, this under the sink model makes installation and removal easier for all. This 9-kilowatt heater is very much light in weight and easily installable in both horizontal and vertical ways.

This highly energy-efficient heater is also perfect to use in your residential kitchen room, or washroom. Furthermore, the heating elements do not let heat escape. Therefore, this heater does consume extra electricity. This model is ideal for your RVs, boats, pool houses, and other places.

Pros
  • Comes in 4 compact sizes.
  • Wall mounted and ensures safety.
  • Highly efficient with striking design.
Cons
  • The quality could be better.

#6. Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater

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This electric tankless water heater has a threaded design. Therefore, you can also easily install and replace the model accordingly. Moreover, with the help of an external adjustable digital thermostatic control, you can hassle-freely control the temperature of the water. The LED screen helps users to change the temperature with no difficulty.

This 13-Kilowatt heater also offers a maximum flow rate of 3.17GPM. Furthermore, this model is extremely energy-efficient and saves up to 99.8% of electricity. The model comes with a dual hard-wearing copper immersion heating elements. This water heater has a self-modulating power control that automatically adjusts the temperature and power consumption.

Pros
  • Supply quick constant hot water.
  • Easy to install including adapters.
  • Adjust temperature with external controls.
Cons
  • There is no negative point.

#5. Camplux ME40 Mini Tank Electric Water Heater 4-Gallon, 120 Volts by CAMPLUX ENJOY OUTDOOR LIFE

5. Camplux ME40 Mini Tank Electric Water Heater 4-Gallon, 120 Volts by CAMPLUX ENJOY OUTDOOR LIFE

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With the capacity of 400-gallons, this electric water heater comes with a mini tank. So, the tank also easily fits under your sink. Moreover, this heater consistently produces warm water whenever you need. This heater saves a lot of space, just like an electric tankless water heater. This electric heater comes with a glass-lined tank.

You can also use a 120-volt outlet to activate this heater. Furthermore, this model supports inline installation along with a large hot water source. The thermostat control helps you to adjust the water temperature according to your requirements. This 1.44-kilowatt heater also comes with overheat protection for safety.

Pros
  • Supply hot water quickly under sink.
  • Simple installation with reduced heating losses.
  • Outstanding insulation with glass-linked tank.
Cons
  • There is no drawback at all.

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#4. Stiebel Eltron 224201 240V, 7.2-9.6kW DHC-E 8-10 Single, Multi-Point-of-Use Tankless Electric Water Heater

4. Stiebel Eltron 224201 240V, 7.2-9.6kW DHC-E 8-10 Single, Multi-Point-of-Use

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This electric tankless water heater takes very little time to warm water. So, you can always get hot water flow every time. Moreover, this model does the warming function with 50% lesser power consumption. This heater with hydraulically-operated function also works almost silently. With the help of copper-clad heating elements, the mechanism never starts dry fires or premature failures.

The flow-switch controllable heating element also makes this heater extremely safe for users. Furthermore, for user’s safety, this water heater comes with a safety high-limit switch with manual resetting function. The self-modulating control temperature automatically adjusts power consumption accordingly.

Pros
  • Features easy plumbing method design.
  • Dial setting to control temperature.
  • Self-regulating with modern microprocessor controls.
Cons
  • It could have been faster.

#3. Titan SCR2 N-120 Electric Tankless Water Heater 220 Volts

3. Titan SCR2 N-120 220 Volts

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This electric tankless water heater offers a continuous flow of hot water every time of the day. This machine is also just the right thing for the warm region with a groundwater level above 70-degree Fahrenheit. Moreover, you can easily install this heater for a home with 1 to 3 standard washrooms.

You can also replace your conventional tank heater by installing this model. Furthermore, this heater is perfect for installing in locations with warm climates where the temperature stays above 65-degree Fahrenheit. The device comes with user-friendly digital buttons to control the temperature. This compact water heater offers an easy installation.

Pros
  • Features steady and nonstop hot water.
  • Fitted with a valuable storage space.
  • Chic, resistant and compact design.
Cons
  • The average rating is slightly low.

#2. Eemax EEM24018 Electric Tankless Water Heater, Blue

2. Eemax EEM24018, Blue

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This electric tankless water heater has a minimum rated pressure of 25PSI and a maximum rated pressure of 150PSI. The constant supply of hot water also makes this heater very much functional. Moreover, the water heater is able to deliver a consistent and endless flow of water every time you need it.

The self-modulating technology of this model also controls energy consumption automatically. Furthermore, advanced heating technology adjusts the power supply as per the quantity of water. The digital temperature controller adjusts the temperature of water from 80 to 140-degree with an increment of 1-degree Fahrenheit. This compact size model offers convenient storage.

Pros
  • Will supply hot water endlessly.
  • Features modern, self-regulating expertise.
  • Compact size with digital temperature control.
Cons
  • There is no such cons.

#1. Marey ECO150 220V, 240V-14.6kW Tankless Water Heater with Smart Technology, Small, White

1. Marey ECO150 220V, 240V-14.6kW Tankless Water Heater with Smart Technology

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This electric tankless water heater comes along with a 70amp double-pole breaker. The smart technology of this unit also makes the water warm instantly. Moreover, this model works with a power supply of 220 to 240-volt. With the help of smart heating technology, this model makes easy management for warming water.

The LCD panel of this heater also allows users to adjust the heating function accordingly. Furthermore, you can efficiently adjust the temperature of water by optimizing energy consumption. The flow-switch activation mechanism lets you maintain the consistent temperature of the water. At the flow rate of 2.5GPM, you can adjust the temperature of water up to 41-degree Fahrenheit.

Pros
  • Easy adjustments and simple management.
  • Gives an accurate, desired water temperature.
  • Help optimize energy intake.
Cons
  • The instructions could be better.

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Buying Guide for Electric Tankless Water Heaters

Here is the list of the parameters to check while buying.

Size:

The size is an important consideration, and you will always have to get the one that meets your needs. You need to get an electric tankless water heater according to the size of your family. It must have a flow rate of up to five gallons in a minute. The size is the capacity for a traditional water heater, and in tankless water heaters, it is in ‘flow’.

Installation:

Always go for the one that lets you have easy installation. Go for the one that lets you have better flexibility when you set up the unit. It must allow you to fix it anywhere you want.

Heating Duration:

You will have to consider the rise in temperature carefully before making your purchase. This is a vital consideration and indicates the flow rate when the temperature goes up. It can provide hot water instantly, and some will allow you to wait for a minute. This can also happen due to the temperature of the groundwater.

Flow Rate:

The flow rate can vary according to the type of nozzle. For faucets, it can be up to 2.5 gallons in a minute. Showerheads with low flow offer up to two gallons per minute.

Efficiency:

Electric tankless water heaters have the ability to reduce your power bills. However, you will also have to see if it has the ability to reduce water bills. You need to get the one that delivers overall efficiency, and some can also come with an on-demand system. However, the same requires gas power.

Conclusion

There are different sizes of electric tankless water heaters available. You have to check the products and their features minutely to understand the differences they bring in for you. There are certain parameters you have to check to ensure that the product fits your needs and requirements perfectly. Therefore, the buying guide is crucial for buyers to go through before checking the products.

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