7 Best Electric Tankless Water Heater 2022 – Top Picks, Reviews & Buying Guide

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Are you still using the costly and big sized tanked water heaters?Best Electric Tankless Water Heater

Here we present the top-featured and the best electric tankless water heater 2021 to deliver endless warm water in winters. Additionally, these stylish looking water heaters are tankless and cover way less space compared to the tanked water heaters.

Best Electric Tankless Water Heater 2022

Besides, the optimized built-in system of this water heater is electricity efficient and operates on a minimum power supply. The adjustable temperature range will let you control the temperature level according to your need. Moreover, these water heaters have enough water flow rate to circulate warm water in your whole home. Although, the digital pane on the front side of these water heaters will display all the settings and controls. Hence, the working criteria of these heaters are simple, thus makes them easy to install without needing any plumbing tricks.

Comparison Table of Best Electric Tankless Water Heater 2021

NameRatingPrice
EcoSmart Electric Tankless Water Heater⭐⭐⭐⭐⭐
Stiebel Eltron Electric Water Heater⭐⭐⭐⭐⭐
Rheem Electric Tankless Water Heater⭐⭐⭐⭐⭐
Stiebel Eltron Tempera Electric Water Heater⭐⭐⭐⭐
Ecosmart ECO 36 Electric Water Heater⭐⭐⭐⭐⭐
Rheem RTEX-13 Electric Tankless Water heater⭐⭐⭐⭐⭐
Eemax Electric Blue Tankless Water Heater⭐⭐⭐⭐

List of Best Electric Tankless Water Heater 2022 – Highly Rated

 1.  EcoSmart Electric Tankless Water Heater

Sale
EcoSmart ECO 27 Tankless Water Heater, Electric,...
  • Endless on-Demand Hot Water; Consistent hot water when you need it that never runs...
  • Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional...
  • Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy...
Pros
  • Compact and sleek design
  • Easy installation
  • Power saving efficient
  • Durable steel body
  • Provides warm water
  • Affordable price
Cons
  • Not suitable for light altitude temperature

Application:

EcoSmart ECO 27 Electric Tankless Water heater has a built-in optimized system that consumes minimum electricity to operate. Besides, the advanced and sleek design with a tankless body can easily adjust anywhere in your home. Additionally, it has a high capacity of water flow that can easily maintain water delivery of 2 showers in your home. Moreover, this device has an adjustable temperature range according to your desire. Hence, these top-notched features make it the best electric tankless water heater for you.

Water Capacity:

This water heater has an adjustable water flow rate with a minimum capacity of around 2.7 gallons per minute. Moreover, the maximum adjustable flow rate of water is 6.5 gallons per minute which is quite enough for a small house.

Temperature:

It has a minimum range of temperature level of 80°F that can be adjustable accordingly to the need. Besides, the maximum temperature that can be adjustable for the water pressure is 140°F. Moreover, the temperature criteria also depend upon the altitude and weather of the surroundings and area. Furthermore, EcoSmart ECO 27 delivers warm and hot water even in the cold weather for your home.

Certification:

EcoSmart ECO 27 is a reliable water heater as it is certified by the CSA. Additionally, the working criteria are tested by the manufacturers thus, which makes it safe to use in your home.

Additional Features:

  • This water heater has a digital display
  • It has a lifetime warranty plan in case of any inconvenience
  • EcoSmart ECO 27 is a UL-listed water heater
  • This water heater has stainless steel and coppers designed body for the protection
  • It operates on 240 Volts and can save your money by consuming less electricity
  • The size of the water connection for the pipe in this water heater is 3/4″ NPT

Specifications:

  • EcoSmart ECO 27 has a lightweight of 10.98 pounds
  • The dimensions of this water heater are 3.63 × 17 × 17 in inches

 

 2.  Stiebel Eltron Electric Water Heater

Stiebel Eltron Tempra Plus 36 kW, tankless...
  • Digital temperature control
  • Proven reliability. No venting required.
  • DRAWS 150 A. Requires minimum 300 A electric service. Dimensions (H x W x D): 14.52"...
Pros
  • Very easy to install
  • Electricity saving efficient
  • Digital display to show settings
  • Lightweight and sleek design
  • Very worthy price
Cons
  • not suitable in chilled weathers

Application:

Stiebel Eltron Tempra 36 can provide you warm water with a consistency of the desired temperature. Moreover, it can also operate with high demanding water capacities according to the need. Besides, the compact design of this water heater with the protected coating makes it easy to install and adjust anywhere. Additionally, this water heater has optimized built-in power units which take way less electricity supply to operate.

Temperature:

This electric water heater has a minimum temperature of 86°F with an optimized working heat chamber inside. Additionally, the temperature range can be adjustable up to 140°F according to the need. Besides, the fast working flow rate of this water heater keeps the temperature constant and delivers endless hot water.

Water Flow:

It has an adjustable capacity of water flow ranges from 3.9 GPM to 7.6 GPM. Besides, the capacity of water flow particularly depends on the water fixtures we using in our home.  Additionally, this capacity of water can easily cover your home water circulation during your bath and kitchen.

Design:

Stiebel Eltron Tankless Water Heater has a protective steel body with a compact design and small shape. Besides, you don’t need any plumbing techniques to install this water heater. Although it comes with an instruction manual that will guide the simple way to assemble this device in your home.

Additional Features:

  • This tankless water heater has a 7-year warranty plan in case of leakage
  • The minimum water flow rate for the activation of this water heater is 0.77 GPM
  • Stiebel Eltron water heater is a made in Germany device with a high-efficiency processor
  • It works silently along with the consistent water flow
  • This water heater operates on 240Volts that will save you 20 percent of the power supply

Specifications:

  • Stiebel Eltron water heater has an average weight of 19 pounds
  • The dimensions of this water heater are 16.54 ×61 × 14.53 in inches

 3.  Rheem Electric Tankless Water Heater

Rheem 18kW 240V Tankless Electric Water Heater
  • External digital thermostatic control with LED display (+/1 degree accuracy)
  • Most advanced self-modulation, adjust power to meet hot water demand
  • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to...
Pros
  • Compact and sleek design
  • Durable and protective body
  • Easy to install
  • Instantly delivers warm water
  • Very affordable price
Cons
  • Some customers report fitting problems

Application:

Rheem RTEX-18 provides fast delivery of hot water with a high-efficiency unit built-in for the heating process. Additionally, the compact design of this water heater makes it easy to place in your home. Besides, it consumes less energy compared with the other heaters, thus that will save your power bills as well. Furthermore, the working criteria are quite simple as you can also control the temperature with your needs.

Design:

This water heater has a small-sized compact shape along with very lightweight for placement. Additionally, the body is steel materialized with a protective coating for safety precautions. Besides, it has a rectangular shape that can be easily mounted on the wall for the installation process.

Capacity:

Rheem Electric Tankless Water Heater has a high capacity of 7 gallons for water delivery. Thus, this capacity of water can easily accommodate a small size house for the warm water circulation.

Additional Features:

  • It has a LED display to show the temperature and settings
  • The size of the water connection pipe is 3/4 inch NPT
  • Rheem RTEX-18 has a self-modulating technology
  • It requires 240 Volts to operate
  • The maximum water flow rate of this water heater is 4.4 gallons per minute
  • This water heater comes in grey color and stainless steel body

Specifications:

  • The weight of this water heater is 14.8 pounds
  • Rheem RTEX-18 has dimensions of 18.25 3.5 14.5 in inches

 4.  Stiebel Eltron Tempera Electric Water Heater

Sale
Stiebel Eltron Tankless Heater – Tempra 36 Plus...
  • On-demand, continuous and unlimited supply of hot water
  • Sleek design saves space and no venting required
  • Electronic switch activated for virtually silent operation. Phase- single 60 Hz....
Pros
  • Sleek design and slim shape
  • Easy installation
  • Provides warm water in cold weathers
  • Protective steel body
  • Very Worthy price
Cons
  • Sometimes delivers extra hot water

Application:

Stiebel Eltron Tempera 36 has a pre-set adjustment for the temperature to deliver constant warm water. Besides, the compact design of this innovative water heater can be easy to install in your home. Thus, these top-notched features make it the best electric tankless water heater for you. Additionally, the heater unit consumes a low rate of power supply and deliver waters at the instant for your need.

Water capacity:

This water heater has a minimum water flow rate of 3.9 gallons per minute. Besides, the maximum water flow rate is 7.5 gallons per minute that can be adjusted. Additionally, its enough water capacity to maintain the water circulation in your home to deliver warm water. Furthermore, the water pressure also depends on the incoming water temperature.

Temperature:

Stiebel has an adjustable temperature range of minimum 86°F up to 140°F maximum controllable temperature. Besides, the temperature settings are shown by the digital display on the water heater.

Certification:

This water heater is certified by CSA and Tested by the WQA. Additionally, the working criteria are tested and approved, Hence that makes it safe and reliable to use in the home.

Additional Features:

  • The manufacturers offer a 7-year warranty plan in case of any leakage
  • It has a high-efficient optimized working processor that works silently
  • The unit of this water heater activates on the minimum water pressure of 0.77 gallons per minute
  • This water heater can circulate warm water in up to 4 bath showers and 1 kitchen sink
  • It operates with 240 volts of power supply and has a wall mounting installation

Specifications:

  • This water heater has a lightweight of 1 pound
  • The dimensions of this water heater are 4.63 16.63 14.5 in inches

 5.  Ecosmart ECO 36 Electric Tankless Water Heater

Sale
Ecosmart ECO 36 36kw 240V Electric Tankless Water...
  • Sleek and compact design with digital output temperature display
  • ECOSMART tankless water heaters are 99.8-percent energy efficient
  • Manufactured in United States
Pros
  • Power saving efficient
  • Sleek and digital design
  • High water capacity
  • Easy installation
  • Very affordable price
Cons
  • Don’t have any

Application:

Ecosmart ECO 36 has an optimized working unit to deliver warm-water which makes it the best electric tankless water heater. Besides, it has a comparatively way smaller size than the other heaters. Additionally, the high-power efficient water chamber can save up to 99 percent of electricity consumption. Hence, these top-rated features make it a must buy water heater for your home.

Temperature:

This water heater has an adjustable temperature range with a minimum option of 80°F. Besides, the maximum controllable range of 140°F temperature to provide endless hot water. Furthermore, the temperature of the water also depends on the intel water pressure.

Water Flow:

It has a customized range of capacity for the water flow ranges from a minimum flow rate of 3.6 gallons per minute. Additionally, the water pressure also varies with the temperature, besides the maximum water flow rate is 8.7 GPM.

Design:

Ecosmart tankless water heater has a compact shape and steel body for protection. Additionally, it has a digital display on the front side to show the temperature and water flow rate settings for adjustments.

Additional Features:

  • It connects with a water connection pipe with a size of 3/4 inch NPT
  • This electric water heater operates on 240 Volts power supply
  • Ecosmart ECO 36 Electric tankless water heater is an optimized efficient and mad in USA device
  • It has a limited lifetime warranty plan in case of any trouble
  • Ecosmart ECO 36 has a self-modulating system for the easy installation

Specifications:

  • This water heater weights 18.35 pounds
  • The dimensions of this water heater are 3.6 × 21 × 17 in inches

 6.  Rheem RTEX-13 Electric Tankless Water heater

Rheem 240V Heating Chamber RTEX-13 Residential...
  • External adjustable digital thermostatic control with LED display (+/1 degree...
  • Durable Copper immersion two heating elements, field Serviceable.Self-modulating...
  • Simple installation – 1/2 NPT adapters included; side 1/2 inch Compression water...
Pros
  • Easy to install
  • Compact and lightweight
  • Quick warm water delivery
  • Power saving efficient
  • Very cheap price
Cons
  • Works slow on full pressure

Application:

Rheem RTEX-13 has an electricity efficient technology built-in, although it delivers warm water at the instance. Besides, it has an optimized digital display that shows the temperature and water flow settings. Additionally, the design is of this water heater is elegant and unique along with a simple installation process. Furthermore, it’s a must-buy for your home along with a cheap price tag which makes it easily accessible for anybody.

Water capacity:

This water heater has an average water flow rate starting from 1.5 gallons per minute. Besides, the maximum water flow rate is 3.7 that can be adjustable according to temperature. Additionally, it can cover the water circulation of a small house. Furthermore, the flow rate also varies with the water temperature.

Certification:

Rheem RTEX-13 Electric tankless water heater is certified and approved by the WQA. Additionally, the working criteria are also tested by the manufacturers. Hence, that makes it reliable to use in your home.

Additional Features:

  • This water heater has a digital thermostat system built-in for the temperature adjustment
  • It requires a 1/2 NPT pipe size for the water connection
  • Rheem water heater has a protected steel body and comes in gray color
  • This electric water heater works without batteries
  • It operates on 240 Volts which makes it electricity efficient

Specifications:

  • The weight of this water heater is 0.01 ounces
  • Rheem RTEX-13 has dimensions of 12.63 ×25 × 3.63 in inches

 7.  Eemax Electric Blue Tankless Water Heater

Sale
Eemax EEM24018 Electric Tankless Water Heater,...
  • Tankless water heaters provide a continuous Supply of hot water and only heats the...
  • Instant, consistent and endless hot water
  • The most advanced, self-modulating technology available, meaning the unit will adjust...
Pros
  • Stylish and sleek design
  • Easy to assemble
  • Adjustable settings option
  • Electricity efficient
  • Very affordable price
Cons
  • Not suitable for high water pressure

Application:

Eemax EEM24018 is a modern style innovative design of water heater with an optimized working unit. Besides, it can easily maintain the water circulation of warm water in a small house capacity. Additionally,  the compact design with a lightweight can be easily placed anywhere in your home. Furthermore, it has adjustable settings on the display to be changed according to the need.

Temperature Range:

This water heater has an adjustable temperature range with a display controller starting from 80°F as a minimum temperature. Besides, the maximum controllable temperature range is 140°F. Furthermore, the temperature of the water also varies with the incoming water pressure.

Water Pressure:

Eemax Electric Tankless water heater maintains a variable water pressure ranges from 25PSI up to 150PSI. Besides, the pressure of water delivery also varies with the adjusted temperature. Furthermore, this water heater can maintain a small house water circulation to provide warm water without any hassles.

Additional Features:

  • This water heater has a 3.5 gallons per minute capacity of water consumption
  • It operates on 240 Volts which makes it power saving efficient
  • The body of this water heater is stainless steel and has an attractive blue color
  • Eemax EEM24018 has an optimized self-modulating system
  • In cold weathers, it can easily deliver warm water in 2 sinks and a single shower

Specifications:

  • It has an average weight of 14.47 pounds
  • The dimensions of this water heater are 17 × 14 ×75 in inches

Buying Guide For Best Electric Tankless Water Heater 2022:

After authentic and thorough research, we have accomplished this buying guide that will lead you to all the key points to consider. Moreover, there are a bunch of qualities of water heaters in the market with various features. Hence, we have selected the top-featured and the best electric tankless water heater with all the beneficial qualities.

Furthermore, after considering the needs and desires of our customers, we have enlightened some basic points to consider. Therefore, you must notice these valuable terms before buying the perfect electric tankless water heater for your home.

  • Water Capacity:

Our enlisted water heaters have enough water flow capacity to maintain water circulation in your home. Besides, it’s the main thing to consider that how much water consumption you’ll need in your home. Thus, then you can easily select the desired water capacity water heater comparatively with your house size. Moreover, these water heaters can also operate under high water pressure to maintain the warm water circulation.

  • Temperature:

All the water heaters vary in different temperature ranges along with their capacities. Besides, our enlisted electric water heaters have adjustable temperature levels according to your need. Besides, the water heaters have digital panels on the front sides to display the temperature and setting for the adjustment.

  • Easy Installation:

These electric tankless water heaters are easy to place anywhere in your home. Besides, it’s a prior thing to consider that you don’t need any plumbing techniques to install these water heaters. Additionally, our enlisted water heaters have lightweight and self-modeling technology for easy placement. Besides, you can simply mount them on the wall by just connecting with the house water supply along with easily installable components.

  • Design and warranty:

The compact shape and sleek designs of these devices make them the best electric tankless water heater for your home. Additionally, the body of these water heaters is stainless steel materialized along with digital displays on their front. Thus, that gives them a stylish look and makes them durable as well. Furthermore, all of our selected water heaters have long-term warranty plans for their heaters in case of any problem. Hence, you should consider if the water heater has a warranty plan as well so you don’t get worried in the end.

Hopefully, these basic key points will surely help you to buy the best and beneficial water heater for your home.

FAQs

Which could be the best electric tankless water heater?

These are our top 03 selected and trending water heaters

  • EcoSmart ECO 27 Electric Self Modulating Tankless Water Heater
  • Stiebel Eltron Electric Tempra plus 36 kW Water Heater
  • Rheem RTEX-18 Electric Tankless Water Heater by Rheem

Do these tankless water heaters have an adjustable temperature?

Of course, all of our selected electric water heaters have a controllable temperature range according to your need.

How can we know the water flow rate and temperature in these water heaters?

These water heaters have a digital panel on the front side that shows all the settings and features in it. Besides, you can easily adjust the desired water flow and temperature according to the given range.

Do these tankless water heaters have lightweight?

Comparatively, these water heaters have compact designs and much lighter weights than the tanked water heaters. Hence, that makes them easy to place and adjust anywhere in your home.

Conclusion:

In summary, we can confidently conclude these devices as the best electric tankless water heaters for your home. Moreover, our selected water heaters have all the trendy and helpful features to maintain the warm water circulation of your home. Besides, these water heaters have adjustable temperature ranges that can be controlled according to the need. Additionally, the unit can also operate with a low water pressure that will never disturb your bath and shower. Furthermore, different water heaters have variable and adjustable water flow rate to circulate the water piping in your home. Thus, we can consider these best electric water heater as a must-buy for your home.

Our Recommendation:

Our 1st recommendation is the Stiebel Eltron Electric Tempra plus 36 kW Water Heater With digital display and compact design. Moreover, the electricity-saving efficiency makes it the best electric tankless water heater for you. Besides, then our 2nd recommendation is the Rheem RTEX-13 Electric Tankless Water heater with an auto adjustable temperature thermostat system. Additionally, this water heater has a stainless steel body with a self-modulating system as well.

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