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best electric tankless water Heater for cold climates

Best Electric Tankless Water Heater For Cold Climates Reviews

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Living in a colder climate is not a sin neither is it a crime…so you should be able to enjoy endless hot water just like people who lived in warmer climate. For you to have land on this blog I understand that you’re looking for the best electric tankless water heater for cold climates or you want to understand if electric tankless water heater can be used actually on cold climates?

The answer is Yes. Electric tankless water heater can be used in cold regions but not all electric water heaters. There are brands that actually made an electric tankless water that can be used both in cold regions with temperature as low as 37°F and warm regions.

Those special electric tankless water heater for cold climates is what we will be talking about to day on this blog. They’re good for whole house usage and running multiple applications simultaneously.

Though there are some controversies among bloggers saying that you cannot electric tankless water heater on colder climate rather gas tankless heaters but I am here today to say otherwise that these electric tankless water can actually be used in cold climates be it Northern United States, Canada or any other country/states that experiences cold weather.

However, before you buy them, ensure you have the household electrical requirements because the electric tankless water heaters are large and are designed to draw up to 240 volts. So for some you’ll need a dedicated 50amp, 40amp double pole circuit breaker, 300amp household electric service, some you’ll need 200amp services etc. If you don’t have them that means you’ll upgrade your home wiring.

Once you put the electrical requirements in place, you will love the electrical tankless water heaters because they are compact enough to be install anywhere around your house, thereby saving you valuable spaces and are 99.8% energy efficient to save you some dollars and energy.

In today’s post, we’ve compiled the list best electric tankless water heater for cold climates bearing quality, cost, inlet water temperature, GPM, and efficiency in mind. So buying one of them will be your best choice. Remember that electric tankless water heaters are most efficiency than any other fuel type.

You can check our review on 110V tankless water heaters and rv electric tankless water heater. they’re good for point-of-use applications.


Best Electric Tankless Water Heater For Cold Climates Chart

ImageProductGallon per Minute(GPM)Price
Ecosmart ECO 36 36kw 240V Electric Tankless Water HeaterEcosmart ECO 36 Electric Tankless Water Heater – 36kw 240V. With inlet temperature 37°F to 77°F3.6 to 8.7Check Price
Stiebel Eltron Tankless Heater – Tempra 36 Plus – Electric, On Demand Hot Water, Eco, WhiteStiebel Eltron Tempra 36 Plus Electric Tankless Water Heater – 36Kw, 240V. With inlet temperature 42°F to 72°F3.9 to 7.5Check Price
Stiebel Eltron Tempra Plus 29 kW, tankless electric water heater with Self-Modulating Power Technology & Advanced Flow ControlStiebel Eltron Tempra Plus 29 kW, 240V tankless electric water heater. With inlet temperature 42°F to 72°F3.1 to 6.6Check Price
EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology,WhiteEcoSmart ECO 27 Electric Tankless Water Heater – 27 KW at 240 Volts. With inlet temperature 37°F to 77°F2.7 to 6.5Check Price
Rinkmo Electric Tankless Water Heater - 24KW 240V Instant On Demand Residential Electric Hot Water Heater for Bathroom Bathtub Whole House Shower Sink SmallRinkmo Electric Tankless Water Heater – 24KW 240V. With inlet temperature 37°F to 77°F2.4 to 5.0Check Price

Top 5 Best Electric Tankless Water Heater For Cold Climates


1. Ecosmart ECO 36 Electric Tankless Water Heater For Cold Climates

best electric tankless water heater for cold climates

Ecosmart is one of the trusted brands when it comes tankless water heaters, and their brand has the highest rating on Amazon. ECO 36 electric tankless water heater is a 36kilowatt at 240 volt unit with self-modulating technology, which ensures continuous energy saving.

It is very good and 99.8% energy efficiency many customers have testified upon that.

One customer has testified how her electric bill dropped more than 50% after just 2 months of using ECO 36 electric tankless water heater.

Furthermore, ECO 36 tankless water heater is ideal for you who lives in northern united states, where incoming water temperature can reach as low as 37°F.

At 37°F, the unit has the ability to heat up to 3.5gallons per minute, which, in other words, can handle up to two showers running at the same time without running out of hot water. While in southern United Sates, ECO 36 can handle up 8.7 gallons per minute at 77°F, which means that four showers and a sink can run simultaneously without you running out of hot water.

Perfect for large Roman style Jacuzzi tubs or hand demand of hot water between multiple applications. The unit is capable of providing between 3.6 and 8.7 gallons per minutes (GPM) depending on the inlet temperature of your states.

See the chart below, locate your region with its inlet temperature level to determine the number of applications you run as the same time with ECO 36 electric tankless water heater.

Electric tankless water heater for cold climates inlet temperature chart
Inlet TemperatureGallon Per Minute (GPM)Approximate Use
37°F3.6One shower and one low flow faucet
42°F3.9One shower and one low flow faucet
47°F4.2Two showers
52°F4.6Two showers
57°F5.1Two showers and one bathroom faucet
62°F5.7Two showers and one kitchen faucet
67°F6.4Three showers
72°F7.4Three showers and one bathroom faucet
77°F8.7Four showers and one sink

For free maintenance operation, you need to flush the unit every 6 months with vinegar to descale it.

Electrical Requirements

  • 4 x 40amp double pole breaker
  • 4 x 8AWG cable
  • 300amp household electric service

Ensure you have all these in place before placing your order. Ecosmart tankless water models comes with lifetime warranty but only when it is install by a professional.

Cons

  • You’re out lifetime warranty if you install the unit yourself
  • You’re out lifetime warranty if you don’t do regular maintenance on it (flushing with vinegar every 6 months to descale)
  • You may not be attended to if you don’t have a copy of the warranty when your product have issues.
  • Your light will always flicker when the unit is installed on 200amp so you need to 300amp to get this unit install.

Finally, if you can avoids these cons, dear friend you’ve the best electric tankless water heater in your hand.

At the time of writing this reviews, there are over 251 customer reviews on Amazon, with the majority saying positively – click here to read them.


2. Stiebel Eltron Tempra 36 Plus Electric Tankless Water Heater For Cold Climates

Electric tankless water heater for cold climates

Stiebel Eltron has a lot of water heater series but the Tempra plus series is the top rated among all. It is a whole house water heater that performs to the highest standards for your comfort and reliability both in Northern and Southern United States.

It is a 36kilowatt at 240 volt water heater and is capable of heating between 3.9 and 7.5 gallons per minutes depending on the cold water inlet temperature of your state.

Tempra 36 plus tankless water heater is capable of providing 3.9 gallons per minute, where the incoming water temperature as as low as 42°F, which means you can run two showers and one sink at the same time without running out hot water.

While at the warmer region, it can provide up to 7.5GPM at 72°F, in other words, you can run four showers and one sink simultaneously without running out of hot water.

Check the below chart to see if Stiebel Tempra 36 is suitable for the inlet water temperature of your states, and how many applications that will serve you at the same time.

inlet temperature chart fo cold climates
Inlet TemperatureGallon Per Minute (GPM)Approximate Use
42°F3.9One shower and one bathroom sink
52°F4.6Three showers
62°F5.7Three showers and one bathroom sink
72°F7.5Four showers and one bathroom sink

Electrical Requirements

  • 3 x 50amp double pole breaker
  • 3 x 8/2AWG cable
  • 300amp household electric service

If you purchase Tempra 36 electric tankless water heater, you will enjoy & years leakage and 3-year parts complete warranty.

At the time of writing this reviews, there are over 461 customer reviews on Amazon, with the majority saying positively – click here to read them.


3. Stiebel Eltron Tempra 29 Plus Electric Tankless Water Heater For Cold Climates

best electric tankless water heater for cold climates reviews

The third best electric tankless water heater for cold climate on our list is Stiebel Eltron Tempra 29 plus. The unit share exact feature with Tempra 36 plus reviewed above except that it delivers 29 kilowatt at 240 volt and lesser GPM.

Tempra plus Series tankless water heater helps you save energy with auto-modulation, keep water temperature constant with advanced flow control, has digital temperature display, solid copper heating chamber, provides continuous hot water for both cold and warm climates depending on the inlet temperature.

Tempra 29 plus is capable of heating between 3.1 and 6.6 gallons per minutes. At 42°F, it heats 3.1 gallons, meaning you can run two showers at a go without running out of hot water. While at 72°F, it can heat up 6.6GPM, in other words, you can handle four showers simultaneously.

See the inlet temperature chart for different states in US and approximate usage at the same time.

inlet temperature chart fo cold climates
Inlet TemperatureGallon Per Minute (GPM)Approximate Use
42°F3.1Two showers
52°F3.7Two showers and one bathroom sink
62°F5.7Three showers
72°F6.6Four showers

Electrical Requirements

  • 3 x 40amp double pole breaker
  • 3 x 8/2AWG cable
  • 200amp household electric service

If you purchase Tempra 36 electric tankless water heater, you will enjoy & years leakage and 3-year parts complete warranty.

At the time of writing this reviews, there are over 720 customer reviews on Amazon, with the majority saying positively – click here to read them.


4. Ecosmart ECO 27 Electric Tankless Water Heater For Cold Climates

best electric tankless water heater for cold climates

Eco 27 electric tankless water heater is a 27kilowatt at 24o volt. Ideal for providing hot water for apartments, condominiums, townhomes and other whole home applications. The unit is capable of heating between 2.7 and 6.5 gallons per minute depending on the inlet temperature.

The unit heats 2.7GPM at 37°F with approximate usage of one shower and one sink simultaneously. And 6.5GPM at 77°F, meaning you can handle three showers and one sink at the same time.

See the inlet temperature chart below for different states in US and approximate usage at the same time.

inlet temperature chart for clod climates.
Inlet TemperatureGallon Per Minute (GPM)Approximate Use
37°F2.7One shower and one sink
42°F2.9One shower and one sink
47°F3.1One shower and one bathroom sink
52°F3.4One shower and one bathroom sink
57°F3.8One showers and one kitchen faucet
62°F4.2Two showers
67°F4.8Two showers and one low flow faucet
72°F5.5Three showers and one kitchen faucet
77°F6.5Three showers and one low flow faucet

Electrical Requirements

  • 3 x 40amp double pole breaker
  • 3 x 8AWG wire
  • 200amp household electric service

Ensure you have all these in place before placing your order. Ecosmart tankless water models comes with lifetime warranty but only when it is install by a professional.

Cons

  • You’re out lifetime warranty if you install the unit yourself
  • You’re out lifetime warranty if you don’t do regular maintenance on it (flushing with vinegar every 6 months to descale)
  • You may not be attended to if you don’t have a copy of the warranty when your product have issues.
  • Your light will always flicker when the unit is installed on 200amp so you need to 300amp to get this unit install.

Finally, if you can avoids these cons, dear friend you’ve the best electric tankless water heater in your hand.

At the time of writing this reviews, there are over 2,652 customer reviews on Amazon, with the majority saying positively – click here to read them.


5. Rinkmo Electric Tankless Water Heater For Cold Climates

best electric tankless water heater for cold climates

Rinkmo tankless water heater is a 24kilowatt at 208/240 volts unit. You can install it anywhere hot water is needed. I deal for whole household.

The unit features separate water and electricity pipe, no water heating auto stop, no mineral corrosion inner, Scaled prevention, low water pressure auto stop, over temperature auto stop, sensitive leakage protection, accurate display, and ETL approval.

Rinkmo electric tankless water heater for cold climates is capable of running 3 faucets and 2 showers at the same time without having shortage of hot water. The unit is perfect for you living in Canada, Northern United States, and Southern United States.

At 37F inlet water temperature, it heats up 2.4GPM with approximate usage of one sink and one shower simultaneously. On the other hand, at 77F, it heats up to 5.0GPM with approximate usage of three showers and three sinks.

See the inlet temperature chart below for different states and approximate usage at the same time.

Inlet temperature for warm and cold regions
Inlet TemperatureGallon Per Minute (GPM)Approximate Use
37°F2.4One shower and one sink
42°F2.6One shower and two sinks
47°F2.8One showers and two sinks
52°F3.0Two showers
57°F3.4Two showers
62°F3.8Two showers and one sink
67°F4.3Two showers and two sinks
72°F4.5Three showers and one sink
77°F5.0Three showers and three sinks

With this unit, you’ll not worry about descaling your tankless water heater every 6month, no dirty water, no high cleaning cost, no leakage or burnout risk, no replacing heating coils, no frequent replacing parts, and no unstable water temperature.

Electrical Requirements

  • 3 x 40amp double pole breaker
  • 3 x 8AWG wire
  • 200amp household electric service

At the time of writing this reviews, there are over 39 customer reviews on Amazon, with the majority saying positively – click here to read them.


Conclusion

Here are the best electric tankless water heater for cold climates according to our own research. So if you purchase any the above products, you would made the best decision and be glad you did.

Good Luck!

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