10 Best Whole House Electric Tankless Water Heater Reviews

Last Updated on July 24, 2021 by Michael

Electric tankless water heaters are the most affordable option for homeowners who are looking forward to refurbishing their heating systems. Compared to gas-powered models, electric systems save lots of money on energy bills and give you constant hot water on demand without reserving any water. An electric tankless water heater will serve your purpose, whether you live alone in a studio apartment or a busy household with many people.  So in this article, we are reviewing ten electric tankless water heaters suitable for the whole house.

 See Best Tankless Water Heater For Large Family

Why Should you use a whole house electric tankless water heater?

Before going straight to the reviews let us first give you a few reasons why you should use an electric tankless water heater for your whole house.

Electric tankless water heaters are a decision you can afford. Regarding the initial purchase, installation, and energy-saving properties, it saves a lot of money. These heaters are more reliable over the long term. They do not need venting and can be installed inside the house. As there is no need for ventilation and gas pipe set up, you can save some money for this. As these heaters use electricity to operate, you can run them by using solar panels as well. Most importantly, as no gas fuel is used, there is no hazard of pipeline leakage, explosion, or combustion. So, they are a lot eco-friendlier than gas water heaters.

Best Whole House Electric Tankless Water Heater Reviews

1. Stiebel Eltron Tempra Plus 29 (longest Warranty)

 Best whole house electric tankless water heater reviews

Stiebel Eltron of the Tempra 36 series electric tankless water heater has been redesigned both inside and outside with upgraded heavy-duty electronics. The specifications of this water heater are Voltage: 208/240, wattage: 21.6/28.8, amperage: 3×35/3×40 min.

 

Features and Capabilities

This electric tankless water heater has a simple single flow sensor design with a hinged cover for easy access, and an advanced flow control system. Like other Tempra plus series products, the tempra 36 plus comes with a digital temperature display and convenient dial selector that allows the user to set the temperature he/she wants.

Pros
  • This product is very reliable and no venting is needed.
  • As the heater body is very thin, the user can install it anywhere.
  • Saves electricity up to 15%.
Cons
  • This product has California’s Proposition 65 warning on it.

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2. EcoSmart ECO 36 Electric Tankless Water Heater (Best Value)

 Best whole house electric tankless water heater

EcoSmart ECO 36 electric tankless water heaters are technologically upgraded. These products are used worldwide in a variety of applications in homes, offices, restaurants, and even trailer tricks. These tankless electric water heaters are easy to install and very dependable.

 

Features and Capabilities

EcoSmart features the latest version of self-modulating technology which allows only to use the amount of energy needed to heat water. Also, these tankless heaters only operate when the user demands hot water which saves up to 50% in water heating costs according to the DOE. This whole house electric tankless water heater requires Pipe Fittings of 3/4 inch NPT and Breaker of 4 x 40 A during installation.

Pros
  • Lifetime Warranty on electronics, exchanger, and element.
  • It is 99.8% energy efficient.
Cons
  • Costlier than other similar products.

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3. Bosch Electric Tankless Water Heater 17.3 kW

 Best whole house electric tankless water heater reviews

This Bosch electric tankless water heater belongs to the WH17 Tronic 6000 C model. This product weighs 18 pounds and comes with a 5-year warranty.

 

Features and Capabilities

The BOSCH electric tankless water heater is capable of supplying hot water in an entire house. This tankless electric water heater works on-demand and it also eliminates the delay time for hot water. The built-in flow sensor of this product is for ensuring a constant output temperature across all the water lines. This heater can even deliver hot water to 1-3 major applications all at the same time.

Pros
  • Very suitable for whole-house use.
  • It offers 97% thermal efficiency with minimal stand-by loss.
  • The design looks very modern and stylish.
Cons
  • Costlier than other similar products.

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4. Eemax EEM24018 Electric Tankless Water Heater

 whole house electric tankless water heater

The EeM24018 model of electric tankless water heater works on-demand. It provides a continuous supply of hot water and only heats the water when the user needs it. The product is available in a beautiful blue color.

 

Features and Capabilities

The EEM24013 is an electric tankless water heater with a rating of  240 volts, 13-kilowatt. The design of this product is promised to handle the water heating responsibility of a whole house. The EEM24013 can provide hot water in the kitchen and the bathroom simultaneously.

Pros
  • Very suitable for studio apartments.
  • It is cheap which makes it very affordable.
Cons
  • Not suitable for more than 4 adults at once.

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5. Rinkmo Electric Tankless Water Heater – 24KW 240V (Best budget)

 Best whole house electric tankless water heater reviews

Rinkmo has created a new efficient electric tankless water heater with an upgraded design. This new generation instant-efficient electric tankless water heater is safe and cost-effective. Moreover, you can install it anywhere in your house.

 

Features and Capabilities

You are only 3 seconds away from feeling the warmth of hot water if you have installed the Rinkmo electric tankless water heater. The heat controlling system is so neat that you will get constant hot water without any temperature fluctuation.

Pros
  • The materials of the heating units are corrosion resistant.
  • The item is very thin. So it can fit anywhere in your house.
Cons
  • It is not as power-saving as other water heaters.
  • Requires 3 8g wires and 3 40amp double poles.

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6. Rheem RTEX-24 (Very new model)

 Best whole house electric tankless water heater reviews

This Rheem RTEX model tankless electric water heater provides fast, unlimited hot water. This is an on-demand machine with robust copper immersion heating elements.

 

Features and Capabilities

This Rheem water heater is very light weighted and the insides are made with corrosion-resistant materials. The  ON/OFF dial control and the adjustable digital temperature display let the user set the temperature in increments of 1°.

Pros
  • It offers a self-modeling power control system.
  • It is an on-demand water heater.
Cons
  • May not be suitable for large or joint families.

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7. Marey Power Pak Plus Tankless Electric Water Heter, 220 VOLT (For Smaller homes)

 Best whole house electric tankless water heater reviews

The MAREY Power Pak Plus is a compact electric tankless water heater that you can install anywhere as long as it has a power supply. The product is designed in the USA. It can also supply endless hot water for up to two points of use simultaneously.

Features and Capabilities

 This Power Pak model electric heater is a versatile one and it is a reliable tankless water heater that you can comfortably use in a studio apartment or a small house.  It is a water heater on demand, because it heats water only when necessary, causing energy saving.

Pros
  • It allows the user to regulate electricity consumption.
  • It is very easy to install and maintain.
Cons
  • There is no warranty offer with this product.

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

 Best whole house electric tankless water heater reviews

The Marey ECO 150 tankless electric water heaters are German-designed quality products with patented heating elements. This product is available in white.

 

Features and Capabilities

The main unit components of this tankless electric heater are stainless steel-made so if the heater has to heat hard water, harmful elements like chlorine and calcium leave no effect on it. The faucet activates into working more in water pressure 1 to 85 psi.

Pros
  • The installation process is very simple and easy to adjust.
  • It is suitable for up to two simultaneous points of use.
Cons
  • May not perfectly serve the purpose of a big family.

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9. iHeat Tankless S-16 240V

 Best whole house electric tankless water heater reviews

iHeat electric tankless water heater of S-16 model can easily heat water at 3 GPM. This product weighs 8 pounds and has a rating of 14 KW, 240 Volts.

 

Features and Capabilities

This product can handle the demand of supplying hot water in multiple lines simultaneously. The size is very compact and it is made of stainless steel which prevents the machine from rusting.

Pros
  • It can save energy up to 60%.
  • The installation process is very easy.
Cons
  • May not be suitable for extremely cold climates.

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10. Chronomite SR-15L/120 HTR 120-Volt 15-Amp SR Series Instant-Flow Low Flow Tankless Water Heater

 chronomite sr

Chronomite SR electric tankless water heaters use microprocessor technology for pre-setting or controlling output temperature. This electric heater weighs 16 pounds and the dimensions are 9.63 x 2.75 x 6.25 inches.

 

Features and Capabilities

This Chronomite tankless electric heater can supply endless hot water without any risk of scalding. These haters are generally installed at the point of use and are only at work when the user demands hot water. That’s how it can dramatically reduce hot water delivery time and inefficient use of electricity.

Pros
  • It comes with 3 to 8-Inch inlet and outlet connections.
  • It has a rear electric knock-out.
  • Also, the product is cheaper than other similar products.
Cons
  • This product has no warranty offer.
  • May not be suitable for big families.

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Conclusion

So, this was our short guide on getting the Best whole house electric tankless water heater reviews. Hopefully, this article will help you to get some ideas about the products.

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