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The continuous supply of hot water in winters is essential in any household that is not very easy to have. Especially in a home with kids or a large household, an endless supply of hot water is required for bathing to handwashing, dishwashing to laundry, you need hot water almost all the time.
Especially with kids rolling around everywhere, you need to bathe them as often as they get dirty, which can be many times in a day if they are acting like my boys. This is where an electric tankless heater comes in handy. Not only it ensures an endless supply of hot water, but it stays gentle on your electricity bills and prevents them from surging high. We have compiled a list of best electric tankless water heater for your convenience.
What is a Tankless Electric Heater?
Tankless heaters are also called on-demand- water heaters as they provide hot water when and where you need. Unlike the storage water heaters, they don’t run unnecessarily all time, causing more energy loses and thus high electricity bills. These are smaller units that can easily be installed indoor and outdoor without needing any ventilation. Their small size makes them ideal to be installed anywhere in the house conveniently.
Best Electric Tankless Heaters
Here is a list of ten best electric tankless heaters. These heaters are chosen on the basis of performance, utility, and efficiency.
Top 10 Best Electric Tankless Heaters Reviews in 2021
Also Read: The 10 Best Space Heaters For 2021 By Consumer Reports
| Product Name | Image | Price | Features |
EcoSmart ECO 27 Electric Tankless Water Heater |  | Slim Design saves space.Energy efficient.Offers sizesCaters the need for a large family. | |
Stiebel Eltron Tempra Plus |  | Digital temperature control options.A digital display provides an exact temperature of the water.Fits anywhere with its sleek design.Saves 15-20% on your electric bills. | |
Stiebel Eltron 224199 |  | The digital control of water temperature.Quiet operation.Solid copper heating elements that enhance durability.Offers seven-year leakage and 3 years parts warranty. | |
Eccotemp L10 |  | Small and compact.Energy efficient.Provide equal flow to bathrooms and kitchen.Cost effective. | |
Rheem Heating Chamber RTEX-13 |  | It meets your basic water heating needs in a very efficient manner.Digital thermostat for controlling the temperature.Saves energy.Easy to install. | |
Bosch Electric Tankless Water Heater 6000 C series |  | Durability: its life expectancy is about 20 years.Superior temperature stability.Minimal standby lose.Can provide consistent flow to 3-4 major applications. | |
Sio Green IR260 |  | Quartz heating element no risk of calcium deposition.Water flow regulator for controlling temperature.The latest technology works with infrared rays.Manual water power levels. | |
Eemax EEM24018 |  | Compact size.Self-modulating technology.An LED display screen is showing temperature. | |
Bosch Electric Tankless Water Heater 3000 Series |  | The compact structure that fits anywhere.Nonstop supply of hot water in kitchen sinks.Energy Efficient.Excellent for RV boats. | |
Atmore Electric Tankless Water Heater |  | Self-modulation technology.Easy installation.Stainless steel exterior resists corrosion or rust.Durable. |
1 EcoSmart ECO 27 Electric Tankless Water Heater
Eco 27 is a large water heater that is capable of performing even in extreme cold. With the capacity of 3 gallons per minute, it can cater to the water heating needs of even a large family. You can run three showers at a time without slowing down.
The tankless heater can deal with the hot water demands between several applications like a dishwasher, washing machine, or even simple sink taps. Eco 27 stays gentle on your electricity bills with its energy efficient operation.
- Slim Design saves space.
- Energy-efficient.
- It provides 3 gallons of hot water per minute.
- Caters the need for a large family.
- Offers sizes for individual needs.
- The manufacturers do not offer installation.
- It does not offer Digital temperature control.
2 Stiebel Eltron Tempra Plus
Tempra Plus is a whole house electric tankless water. It ensures an endless supply of water throughout the day. The heater works well in all temperatures. With its digital temperature control, you can adjust the temperature, and the water heater works well from mild to extreme water conditions.
Its advanced water flow maintains the temperature of the water. A digital display always shows the temperature. With itsan on-demand operation, you can save a lot of energy.
- Digital temperature control options.
- A digital display provides an exact temperature of the water.
- Fits anywhere with its sleek design.
- Saves 15-20% on your electric bills.
- May not suit a large family.
- Flow can get slow with more than three showers.
3 Stiebel Eltron 224199
This one is another by Stiebel Electron. The whole house electric tankless water heater performs on high standards of comfort.
The reliable unit provides nonstop delivery of hot water to your different household needs. Besides showers, the tankless heater works well if you need hot water in the kitchen or for laundry.
The water heater offers useful features for maintaining your preferred water temperature. No risk of burning in the shower as its smart digital control and maintain the temperature of the water. It works noiselessly in any corner of your bathroom or anywhere without disturbing the peace of your house. As it requires no venting, you can install it to any suitable corner of your house.
- The digital control of water temperature.
- Quiet operation.
- Energy-efficient unit.
- Solid copper heating elements that enhance durability.
- Offers seven-year leakage and 3 years parts warranty.
- Flow may decrease if too many taps are on.
4 Eccotemp L10
The electric tankless heater provides a continues supply of hot water for a small family. It offers an advanced self-modulating technology that means the unit will automatically adjust itself according to how much hot water you need.
Its compact size covers very small space. Its stainless steel body is rust resistant and is designed to last long.
- Small and compact.
- Energy-efficient.
- Provide equal flow to bathrooms and kitchen.
- Cost effective.
- Provides hot water to only one shower and two sinks in extremely cold weather.
- It offers no smart features for controlling the temperature.
5 Rheem Heating Chamber RTEX-13
This one by Rheem is also an electric tankless heater. It offers two heating elements that make is more durable and efficient. Installation of the unit is very easy, and you can do it yourself if you know a little about electric appliances.
The water heater is very energy efficient, and thus you are going to be saving a lot on those electricity bills. It features an external adjustable digital thermostat for controlling the temperature of the water. You can set your preferred heat level and don’t have to worry about getting right too cold or too warm in shower.
- It meets your basic water heating needs in a very efficient manner.
- Easy to install.
- Digital thermostat for controlling the temperature.
- Saves energy.
- May not work very well for a large family.
6 Bosch Electric 6000 C series
Bosch makes sure you never run out of hot water for your daily needs. Its a whole house electric tankless water heater that works only when you need it and does not incur high bills with working standby. The compact model can be mounted in any wall indoor, or you can install it outdoor too.
It can cater to 3-4 major applications at a time. It’s a long time investment as the system resist corrosion, and its lifetime expectancy is about 20 years. The heater is equipped with an electronic flow sensor for a consistent flow of water.
- Durability: its life expectancy is about 20 years.
- Superior temperature stability.
- Minimal standby lose.
- Can provide consistent flow to 3-4 major applications.
- Need professional installation.
- No digital display to show the current temperature of the water.
7 Sio Green IR260
This one is an advanced Tankless heater that can be adjusted to your needs effortlessly. It comes with four power levels. You can adjust the power according to the number of water application you want to link with the heater.
Instead of using metallic heating elements, that may corrode with time, Sio IR260 features Quartz elements and infrared rays for heating water. It comes with a water flow regulator. You can adjust the temperature according to the weather conditions and personal preferences.
- Quartz heating element no risk of calcium deposition.
- Water flow regulator for controlling temperature.
- The latest technology works with infrared rays.
- Manual water power levels.
- Allow limited water applications at one time.
- Using more applications at a time may affect the flow.
8 Eemax EEM24018
This tankless water heater works instantly and caters to your all needs for water heating. It is considered the best electric tankless water heater due to its efficiency and performance. It offers a self-modulating technology for automatically adjusting to how much energy you need based on how much hot water you require.
The tankless water heater comes in many sizes, and for best use, you should choose the size according to your needs. The size depends not on the outward size of the heater but its ability to provide water to several applications. It offers an LED screen for displaying the current temperature setting.
- Compact size.
- Self-modulating technology.
- An LED display screen is showing temperature.
- More suitable for small families in extreme weather conditions.
- Use metal heating elements that may corrode over time.
Also Read: The 10 Best Infrared Heaters By Consumer Report In 2021
9 Bosch Electric Tankless Water Heater
This Boshe electric tankless water heater is to be used under sinks. Its compact size fits easily under any sink or even in a cabinet in the kitchen or bathrooms and provides non-stop hot water for various needs. Its attractive design blends seamlessly in any interior and enhances its beauty. It can be used as RV tankless water heater
As water is heated directly when you need it, no energy is wasted in the process. It requires no pressure or relief valve. The unit is great for your day to day activities, especially in extreme weather, when you need hot water even for washing hands.
- The compact structure that fits anywhere.
- Nonstop supply of hot water in kitchen sinks.
- Energy Efficient.
- Excellent for RV boats.
- Limited use: only for sinks, laundry rooms, or half bathrooms.
10 Atmore Electric Tankless Water Heater
Atmore tankless water heater is your best bet for home or office use. It works well in extreme weather conditions. Its self-modulation system regulates water flow. It’s easy to use digital panel gives you full control over water temperature. You can set the temperature and adjust it to weather conditions at any time.
With the right size, it can cater your all needs. From small apartments to the larger households, the manufacturer offers different sizes to meet individual needs. The unit is easy to install, and with Home Depot supplies you can easily install it yourself.
- Self-modulation technology.
- Easy installation.
- Stainless steel exterior resists corrosion or rust.
- Durable.
- Offers great saving on electricity bills.
- Does not offer Power levels.
- May not able to maintain flow if more than 3 showers are on.
Electric Tankless Heater Vs. Gas heaters
An electric tankless heater is considered a far better choice than a gas heater. Let’s see how tankless electric heater is better than the one on the gas.
- Electric tankless heater unit is cheaper than a unit run on gas.
- The installation cost of an electric tankless heater is also cheaper than the gas ones.
- These units last longer than the gas heaters and require less maintenance.
- You don’t need any ventilation for electric units as there is no combustion involved in the process of heating.
- No risk of Carbon monoxide getting mixed with the water.
- An electric tankless heater is eco-friendly.
How a Tankless electric heater does works?
Tankless heaters are run on electricity. When you open a hot water tap or shower, water travels through the installation pipes into the unit where is heated through the electrical elements.
How to select an electric tankless heater for your home?
Following points should be considered while selecting an electric tankless water heater.
Know Your Needs
Before selecting or looking for a tankless heater, it is better to make a rough estimate of your needs, size of your family, and how much of hot water you need daily. You need hot water only in bathrooms or require some for dishwasher and cleaning stuff too. Knowing all needs lets you decide the size and type of heater that suits you the best.
Budget
A wide variety of electric tankless heaters are available varying in price and quality. Deciding how much you are willing to spend beforehand keeps you from overspending in the end, and you will look for a specific unit that comes within your selected budget. Though the price can be the deciding factor for quality, but you can choose a good unit while staying within your budget too.
Size
Unlike the conventional storage units, tankless heaters do not store water, so you don’t have to worry about the size of heater. Though you need to estimate how much hot water you need in your home daily and go for the right unit accordingly.
Energy Efficient Unit
Energy efficiency is the biggest plus point of an electric tankless water heater. It works on demand and does not use electricity unnecessarily. Though by choosing an energy-efficient unit, you can further save a lot of energy from going waste. So look for an electric tankless heater that is energy efficient and does not put a restraint on your budget in the form of electricity bills.
Also Read: The 10 Best Gas Ranges For The Home By Consumer Report
Installation and Maintenance
Correct installation of a tankless heater saves your energy and provides the maximum benefit for your household use. Having a qualified plumbing service can help you in the proper installation and maintenance of your unit. Many manufacturers offer installation and maintenance services. Therefore, you might like to choose a unit that comes with a complete package of installation and which you can rely on maintenance too in the long run.
Smart Functions
As technology is advancing, manufacturers are adding new and smart functions to the device for your convenience. These smart functions can be the auto shut off in case of overheating, or a self-diagnostic system. If you need to install the unit outdoor, you might like your unit to have a freeze protection option too. Keep in mind that some of these smart functions can add the cost of the unit, and if you are on a tight budget, then you can overlook some of them and settle for one that provides the basic functions and works best.
Benefits of Electric Tankless Water Heater
Some benefits of installing electric tankless water heater are as following:
- Saves Energy: Unlike tank water heaters it does not store water inside and therefore no energy is wasted in standby mode. The device works only when you need it and thus help you to save a lot on electricity bills.
- Compact Size: As compared to other water heaters, the tankless heater covers very less space and have compact designs. You can mount it on any wall indoors or outdoor.
- Temperature Control: Tankless Water heaters allow you to set your required temperature.
- Self-modulating Technology: Most of these water heaters offer self-modulating technology that further saves a lot of energy. Self-modulating technology helps the unit to adjust itself to the weather conditions.
- Easy installation: These tankless water heaters are easy to install, and with home depot supplies, you can do the job yourself.
- Nonstop supply of hot water: The best thing about tankless water heaters is that you are never out of hot water. The storage units need to store water in and then heat it that takes time. But these tankless water heaters work instantly and provide hot water when you need and how much you need.
Conclusion
The electric tankless water heater is a smart device that brings a lot of convenience in your life. The easy to use unit fits in any corner of the house and ensures a good supply of hot water for whole household activities. They are way better than tank water heaters and offers much convenience and efficiency.
