3 Best Outdoor Electric Tankless Water Heater Reviews & Experts Guidance

Tankless water heaters provide an endless supply of hot water on demand. These units do not produce standby energy loss that is associated with the traditional water heaters/tank water heaters. Electric tankless water heaters are easy to install as there is no need for venting kits. Electric tankless water heaters can be installed both indoor and outdoor.

However, if you are installing these units outdoor, make sure that you have added some protection for electric outdoor tankless water heaters. Otherwise, the chilling weather outside can affect the performance of the unit and shorten its service life.

Here is the detailed review of the Best Outdoor Electric Tankless Water Heaters so that you can pick one according to your needs and requirements.

Best Outdoor Electric Tankless Water Heaters Reviews:

Here are the details so that you can pick one according to your needs and requirements.

1. Stiebel Eltron Tempra 20 Plus Electric Tankless Water Heater:

It is a powerful tankless water heater that is compact in size and does not occupy much space. It is configured for climates where the water temperature is above 60oF. It is a whole house tankless water heater for the warmer climates. The unit features a convenient dial selector and a digital temperature display. Also, it features true thermostatic temperature control. The advanced control flow system keeps the water temperature constant.

Stiebel Eltron Tempra Tankless Water Heater 2020

Features:

  • Continuous supply of hot water:

A tankless water heater provides an endless supply of hot water. You do not run out of hot water while as in a tank water heater, you run out of hot water soon when you use it for a long time.

  • Extremely quiet:

It is quite annoying when you turn the tank water heater on it creates noise. Stiebel Eltron Tempra 20 Plus is an extremely quiet unit that creates no noise. You will get a continuous supply of hot water without annoying noise.

  • Advanced flow control:

The unit features advanced flow control that keeps the water temperature constant. You would get hot water without interruption.

Pros:

  • Auto modulation technology
  • Supports bathroom and kitchen at the same time
  • Wastes no water
  • Energy efficient
  • Whole-house tankless water heater
  • The advanced flow control system
  • The flow rate of 5 gallons per minute
  • Full power modulation
  • True microprocessor-controlled temperature regulation

Cons:

  • It requires 240 v power and heavy-duty wiring to install.
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2. EcoSmart ECO 27 Electric Tankless Water Heater:

It is a water heater that is compact in size and has a stylish and advanced design. It saves up to 50% on water heating costs. EcoSmart ECO 27 is one of the best electric tankless water heaters out there. The best part is that you can install it both outdoor and indoor. The activation flow rate of the unit is 0.3 GPM. It is suitable for a single-family home.

EcoSmart ECO 27 Electric Tankless Water Heater

Features:

  • Energy efficient:

The best thing about this electric tankless water heater is that it saves up to 50% on energy bills. It means you can enjoy an endless supply of hot water without getting worried about the energy bills.

  • Self-modulating technology:

The unit features advanced self-modulating technology that helps controlling water temperature.

  • Multiple point of use:

The unit has a flow rate of 6 gallons per minute, which means you can run four showers and a kitchen sink at the same time.

  • Digital temperature control:

It features a digital temperature control that allows you to set the temperature.

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Pros:

  • Replacing heating elements us easy
  • Digital temperature control
  • The maximum flow rate of 6 gallons per minute
  • Saves up to 50% on energy bills
  • Self-modulating technology
  • Copper and stainless steel components for durability

Cons:

  • Lifetime Warranty not available
  • Performance is affected by the incoming water temperature
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3. Sio Green IR260 Electric Tankless Water Heater:

It is one of the reliable and powerful water heaters that are designed to ensure that you get an endless supply of hot water every time. It is an excellent space-saving heating device that makes it easy for small homeowners to install it so that they can get hot water on demand.

Sio Green IR260 Electric Tankless Water Heater

Features:

  • Modern technology:

It is a unit that heats the water without direct contact with the metallic elements. It ultimately saves the maintenance cost. The manufacturers have used modern technology in the unit so that the users can get an endless supply of hot water without any issue.

  • Easy installation:

Sio Green IR260 has a portable design, which makes the installation of the unit quite easy. An instruction manual comes with the machine to make the installation process even easier.

  • Four power level:

It comes with an LCD screen that shows the temperature. You can adjust four power levels altogether.

Pros:                 

  • Compact design
  • Easy temperature adjustment
  • Corrosion-free
  • Easy to install
  • Digital display
  • Four power level
  • Flow rate up to 1.5 GPM

Cons:

  • Not suitable for large homes
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The outdoor electric tankless water heaters 2020 we have discussed above are the best out there. You can check the pricing details on Amazon. There are other types of tankless water heaters also available in the market, but you should choose one according to your hot water requirements.

FAQ: (People Also Ask)

 Q: Can indoor electric tankless water heaters also be installed outdoor?

Ans: There are many types of tankless water heaters available put there that can be installed indoor or outdoor. Electric tankless water heaters are powered by electricity, so no venting is required. You can install them indoor or outdoor anywhere you want, but there are specific types of outdoor water heaters also available in the market. If you are confused about what to do, you can contact manufacturers to ask what type of heater you should install outdoor.

Q: Does electric tankless water heater need to be vented?

Ans: No, these units are powered by electricity only so, there is no venting required. The installation of cost these unites is cheaper.

Attention:

When you install a tankless water heater, you expect to get hot water instantaneously. But the performance of the unit may get affected if you have installed it away from the using spot. It takes a few seconds to reach the faucets, so you need to wait for some time.

So, it is recommended to install an outdoor electric tankless water heater near the point of use so that it can take less time to heat the water. You can install it outside the wall of the bathroom. When you get hot water immediately after turning the heater on, your energy bills will be reduced.

Summary:

Never purchase a unit until you determine your hot water needs. Remember that not every tankless water heater is suitable for every home. You need to buy more efficient heating water for a large home. You can see the details of tankless water heaters on Amazon.

The best thing is that you can find a discount on products too. If you have decided to install a tankless water heater, then first determine your hot water needs and install electric tankless water heaters according to your needs. They don’t occupy much space, and you can install them anywhere.