Best Electric Tankless Water Heater Canada

All water heaters will offer hot water for bathing, washing, and cooking in your house. Knowing how hot water is generated might assist you in making an informed choice among the water heaters listed below. For the best electric tankless water heater Canada any of these suggested models may be a terrific addition to your house, but keep in mind your budget and fuel source while making your decision.

A Quick Comparison of Our Best Electric Tankless Water Heater Canada


Sio Green IR260

    • Brand: Sio Green
    • Material: Stainless Steel
    • Power: 6KW
    • Best Thing:Easy to Install
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Atmor AT-D18TP-AZ

    • Brand: Atmor
    • Colour: Gray
    • Power: 18KW
    • Best Thing: Good for large home
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Stiebel Eltron DHC E-12

    • Brand: Stiebel Eltron
    • Material: Stainless Steel
    • Power: 240W
    • Best Thing: Long 10Y Warranty
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Marey ECO110

      • Brand: Marey
      • Material: Stainless Steel
      • Power: 11KW
      • Best Thing:Easy to Install
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Sio Green S1018

      • Brand: Sio Green
      • Material: Matel
      • Power: 18KW
      • Best Thing:Energy Efficient
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GASLAND Outdoors

      • Brand: GASLAND
      • Material: Alloy Steel, Copper
      • Power: 12KW
      • Best Thing:Easy to Use
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Here is the detailed review of the best electric tankless water heater Canada

Sio Green IR260 Electric Water Heater

Sio Green IR260

Do you need a tankless electric water heater that can provide an unlimited hot water supply? The SioGreen IR260 Best Electric Tankless Water Heater Canada is what you’re looking for. The device gives an endless supply of hot water, but it also ensures that your water is pure.

An infrared quartz element in the SioGreen IR260 maintains the flavor of your drinks clean. This eliminates the bitter aftertaste that sure electric tankless water heaters might leave behind. Its laser heating does washing and upkeep a breeze. The water does not touch the iron, avoiding rust and limescale or calcium build-up.

The device employs a liquid flow regulator to guarantee that just the amount of water required is heated. As a result, you can better manage your water and power expenses. It has a 1.5GPM flow rate and a temperature increase of 300F. Consequently, one of your showers will be running with a 620F to 770F intake temperature of the water.

For intake water temperatures of 370F to 510F and a temperature increase of 600F, the unit delivers 0.5GPM to 0.8GPM. Its sleek form allows it to blend in with any décor and the custom install is reasonably straightforward. The device is cost-effective due to its lack of care.

  • Easy endless hot water
  • Serves need very well
  • With Lcd
  • Very easy installation
  • Only Qualified Plumbers can install.

Atmor AT-D18TP-AZ

Atmor AT-D18TP-AZ

 Thermopro is a brand revolutionary electric tankless water heater that provides both hot water and protection. The device has an IP54 rating, which means it can withstand splashes. As a result, you may put it near sinks and showers. It can provide heated air on request instead of electricity when it isn’t needed.

As a feature, the Atmor incorporates a digital screen that displays weather. It has a maximum current of 3.7GPM, sufficient for one shower and one faucet. May use the machine in cold areas with intake water temperatures of 370F and a flow rate of 1.9 GPM. The heater’s Smart Flow technology allows it to produce an infinite water supply at a consistent temperature.

  • 3.7 Gallon Per Minute
  • Temperature Control with LCD
  • Quick Responce
  • With High Power with 18KW
  • Only Qualified Plumbers can install.

Stiebel Eltron DHC E-12

Stiebel Eltron DHC E-12

The Stiebel Eltron DHC E-12 Electric Tankless Water Heater can provide on-demand hot water in both cold and warm areas. Compared to tank water heaters, the device has a 99 percent efficiency rating, allowing it to save up to 20% energy. The heater comes with a three-year guarantee for commercial and domestic use.

The heater features a thermostat knob that allows you to change the temperature between 860 and 1250 degrees Fahrenheit. The knob is simple to turn, allowing you to swiftly convert from a pleasant temperature to one that meets commercial health code requirements.

It has a flow rate of 1.5 GPM that supplies enough hot water for a shower. It also has an easy installation process due to its modest electrical requirements. It’s also compact and small; hence, it can fit into tight spaces.

  • Smart Technology
  • Temperature Control System
  • Value For Money
  • 3 year Part Warranty
  • Only Qualified Plumbers can install.

Marey ECO110 Self Modulating

Marey ECO110

The Marey Eco110 Tankless Electric Water Heater is a German design. This, like some other German-made products, assures the company’s longevity. The heater is long-lasting, and as a result, it will serve you well for a long time. Because of the high quality of the materials used in its construction, can indeed compare this heat to others.

The heater is also environmentally beneficial since it does not consume much energy; hence, electric usage is minimized. As a result, you save money on your energy costs; the unit may run at 98 percent effectiveness for the duration of its life.

  • Specialy designed to use in the US
  • Smart Technology With LCD Panel
  • With 60Amp Breaker
  • 3 Gallon Per Minute
  • Only Light Colours

Sio Green SIO18

Sio Green SIO18

Our top-of-the-line tankless water heater is the Sio Green SIO18 Best Electric Tankless Water Heater Canada. That version is pricier than the others, but it comes with a unique infrared heating mechanism that heats the water without the usage of coils. There is no corrosion from mineral deposits because the water does not run over the coils, so there is no need to cleanse the system or replace the heating elements, keeping the device carefree. It’s simple to set up and regulate the temperature of the water, with an easy-to-read digital screen.

The only real downside to the Sio Green SIO18 Electric Tankless Water Heater is that it doesn’t produce hot water as quickly as the coil heaters, and if you live in the northern states, it will struggle to produce hot showers in the winter. Another minor problem is the connections are for the UK, and while they do fit US fixtures, you may notice some leaking and require additional rubber washers.

  • Infrared heating
  • No coil to corrode or maintain
  • Digital display
  • Easy to install
  • It doesn’t produce a lot of hot water

Gasland Outdoors BE158R

GASLAND Outdoors BE158R


  • overheating and anti-freezing protection for safe use in any weather conditions;
  • hot water on demand, no need to preheat the water;
  • compact and lightweight for improved portability.

Would you like to be able to use hot water throughout your hikes? Then you’ll need something tiny but dependable and robust. All of these requirements are met by the Gasland water heater. This model, one of the most delicate tankless water heaters for outdoor usage in Canada, comes with several features that make you feel at ease when traveling.

Somehow, this heater enables exact water temperature adjustments and provides hot water on request is arguably the most excellent feature. This implies that you may take hot showers without spending a single second of your time. It also contributes to the Gasland heater’s high efficiency.


  • Multiple safety features for reliability in use;
  • 1.58 GPM flow rate, which is quite powerful for such a compact size;
  • Adjustable water temperature and flow;
  • Heats up fast and supplies hot water on demand;
  • Compact, lightweight, and easy to install, making it an excellent solution for outdoor use.
  • Might not make the water hot enough for some users;
  • The showerhead that comes with the heater is of lower quality and might not be as durable.

 How Efficient Are Electric Tankless Water Heaters?

According to reports, tankless electric models have an average thermal efficiency of 80 to 85 percent. This raised model can help you save up to 60% on your monthly energy bills. Of course, you’ll save a lot of money on your heating expenses. Furthermore, tankless devices consume 30 to 50 percent less energy than standard tank systems because they only heat water when it’s needed. It demonstrates that the average household could save over $100, or even more, on energy bills each year. Electrical and tankless types are, without question, effective. From the start, tankless models are more efficient than tank models since the heater’s unit does not need to store water.

Moreover, despite its higher cost, electricity saves money over the long term since very little of it is wasted. Note that most of the models we looked at used up to 98.9% of the energy they were given to heat water aggressively.

Electric Tankless Water Heaters Buying Guide

Therefore, we’ve put up a detailed guideline that will likely assist customers in making the best selection possible when purchasing. It is an electric tankless water heater. If the items we’ve examined thus far haven’t piqued your curiosity, keep reading to learn how to conduct your search for a tankless water heater. Let us look at all you need to know about electric tankless water heaters without further ado.

What Else Should You Look for in a Tankless Electric Water Heater?

There are a few things to consider when purchasing an electric tankless water heater. Above all, you must know your household’s hot water requirements. The above implies that you shouldn’t buy the cheapest or most energy-intensive water heater available, especially knowing you’ll need a lot of hot water or live alone. Purchasing such items necessitates research and careful consideration. While buying water heaters and other products, keep this in mind!

Let’s get right to the point and see what questions and factors you should ask and think about when purchasing an electric tankless water heater, aside from the hot water need. We’ll compare electric tankless water heaters versus gas tankless water heaters in the meantime.


Electric tankless water heaters are well known for being less costly than gas-powered equivalents. Implementing the data, for instance, may be purchased for roughly $500. Please remember that some homes were not designed to meet the water heater’s electrical requirements to function. In such a household, installing an electric tankless water heater will raise the infrastructure cost because updating the electrical infrastructure is not cheap. Finally, you won’t need to build any vents in your home because an electric unit produces no exhaust. Furthermore, you may place the electric water heater anywhere in your home!


The architecture of most electric tankless water heaters is relatively straightforward. Some of you may not find such devices appealing, but the fact that they are easy to troubleshoot makes the lack of flair worthwhile.  Anyone could troubleshoot, diagnose, and repair an electric tankless water heater independently. This also means that an electric tankless water heater will last longer than a gas tankless water heater. Models that run on electricity are also relatively tiny. These even come in small forms that can fit anywhere, as seen in our review. Electric systems are typically a third of the size of gas systems.

Efficiency and cost:

They are well-known for their high energy efficiency. The majority of the units we looked at utilized more than 98 percent of the power they get to heat the water. This implies that no energy is ever lost.

Please remember, however, that electric machines need a significant amount of energy to function. When your apartment’s electrical grid isn’t up to supplying this gadget with the power it requires, you’ll need to improve it. Electric tankless water heaters have the advantage of not releasing greenhouse gases into the atmosphere. Said, you have on-demand hot water delivered in an ecologically beneficial manner.

Water Flow:

You’ll want a water heater with enough flow to meet all your requirements. You can pick between single-use and whole-house heaters in this regard.

The whole heater may simultaneously offer heated air for the bathroom and kitchen taps. A heater in the whole-house type, for instance, should have a flow rate of 3 to 8 gallons per minute. On the other hand, single-use gallons are ideal for smaller families or those who live alone since they can only supply hot water to one tap at a time.


You will not purchase a water heater based only on its ability to heat your water. You’ll pick one based on the characteristics it includes – in addition to the practical functions, you’ll need to consider several safety aspects. Most electric tankless water heaters, for example, include self-protection features, including freeze prevention, temperature lock, and self-modulating technology.


You may obtain a guarantee that protects you from leaks, and one that covers you from beyond. One of the models we previously tested, for instance, comes with a 7-year leak guarantee and a 3-year parts warranty.

Considering the price, you must comprehend that such a device will be utilized for further than a couple of years. An extended and reliable warranty may help you save a lot of money on repairs and maintenance. Remember that the typical heat exchanger warranty is between ten and twelve years.

Frequently Asked Question

When should a tankless water heater be installed?

Place your on-demand heater as near to the demand source as feasible. As a result, there will be less heat waste and a lower amount of cold water.

What is the cost of a tankless water heater?

As per the Canada Mortgage and Housing Corporation, a gas tankless water heater can save you around $69 per year. Electric on-demand water heaters, on the other hand, are more efficient than tanked heaters.

A tankless water heater consumes how so many amperes?

To function effectively, an electric tankless heater requires at least 120 amps.

When should a tankless water heater be descaled?

You’re on-demand heater should be descaled at least once a year. However, if you have really hard water or utilize a high-temperature setting on your heater, you should descale it every six months. It’s a good idea to consult the manufacturer’s instructions in this case.

How often should a tankless water heater be flushed?

Flushing your heater once a year is a decent rule of thumb. Depending on the quality and hardness of your water, you may want to repeat this step two or three times a year. However, make sure to double-check the manufacturer’s maintenance instructions.

Final thoughts

You should be able to make an informed selection when selecting the most OK electric tankless water heater based on the information provided above. Because of the resources, you’ll be able to save and their efficiency, choosing a tankless heater is a must. Best Electric tankless water heater Canada is your best choice since they are more dependable over time.

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