There is nothing better than a hot shower after a long day at work or on the trails. An electric tankless water heater can be installed in your home to make sure you have hot water whenever you need it. Tankless water heaters are more efficient and do not require a lot of space. They are also easier to install and maintain. If you are here looking for the best electric tankless water heater reviews, read on to find out the one suitable for your needs!
Best Electric Tankless Water Heater Reviews
First thing first, let us proceed with the reviews of our selected top tankless electric water heaters on the market in the UK.
1. ECOTOUCH 240V Tankless Electric Water Heater
This ECOTOUCH Tankless Water Heater Electric 240V is one of the best instantaneous water heater UK. It is a great companion for kitchens, bathroom, hair salons, schools and community. Its instant hot water supply makes life more convenient and comfortable. No waiting for pre-heating, no getting cold water when you need hot water. It saves energy as it only heats the water that is needed.
This electric water heater delivers perfectly hot water instantly, with a consistent and unlimited flow. With a powerful 5.5kW heating element, you’ll never have to worry about running out of hot water again.
The self-adjusting thermostat optimizes power usage and energy consumption to ensure you always have the perfect amount of hot water. And because it’s a tankless water heater, it doesn’t take up any room on your countertop or floor.
It is easy to use, simple and compact, and it is suitable for any sink with an average flow which makes it very convenient for use as under sink water heater.
What do we like about this product?
1. Instant and sufficient hot water
You don’t need to wait for the preheat time before getting hot water. No more “lukewarm” water.
2. Safe and durable
No leaking, no damage, no risk of injury.
3. Efficient and economical
98% of energy saved, the saving is equivalent to a 1-year usage.
4. Smart self adjustment
The hot water heater adjusts power input based on flow rate and temp setting in real time.
5. Elegant and practical
The ECOTOUCH is made with a unique and classic design, making it more than just a water heater.
6. Convenient use
The ECOTOUCH comes with a digital display and touch control panel, so you can easily adjust temperature.
2. Ariston ANDRIS LUX ECO 15 L Undersink Electric Water Heater
The Andris Lux Eco is a small, fully integrated and efficient water heater that combines the benefits of energy efficiency and anti-corrosion. This small water heater is designed to be used in both domestic and commercial settings, such as in laboratories, hospitals, schools and care homes. The anti-corrosive titanium tank is ideal for environments that are subject to high levels of water contamination.
Thanks to the Eco Evo function, the Andris Lux Eco remembers when and how much hot water you use. The unit’s smart, user-friendly display is easy to use and provides precise electronic temperature control, allowing the user to set the desired temperature for every need.
The button “ECO” indicates when the Eco Evo Mode is activated and the LED indicator provides a visual guide to the water temperature inside the tank. In this way, you can have the hot water you need, when you need it, without any effort.
What do we like about this product?
1. Energy Efficient
The Andris Lux Eco’s electronic temperature control and its Eco Evo function allow it to work more efficiently, thus saving energy.
2. Low Maintenance
Thanks to the Eco Evo function, this water heater remembers how and when you used hot water, thus avoiding having to turn the temperature up every time.
3. Anti-Legionella Function
Thanks to the anti-legionella function, the Andris Lux Eco will keep the water inside the tank at a constant temperature of 60°C, thus eliminating the risk of Legionella bacteria developing. Ideal for applications such as hospitals, schools and care homes.
4. Eco Display
The unit’s smart, user-friendly display is easy to use and provides precise electronic temperature control, allowing the user to set the desired temperature for every need. The button “ECO” indicates when the Eco Evo Mode is activated and the LED indicator provides a visual guide to the water temperature inside the tank.
5. Titanium Enamelled Tank
The Andris Lux Eco’s proprietary titanium tank engineering, the unit’s robust 4-bolt flange and copper heating element, offer improved protection against water corrosion.
6. Easy To Install
The unit can be installed in a very short time thanks to its compact dimensions.
7. Certified to be Installed in the UK
A fully-certified and tested installation kit is included.
3. Stiebel Eltron DCE-X 10/12
Stiebel Eltron DCE-X Premium is a compact, high-performance electric water heater UK with 4i technology, that is ideal for applications such as showers, kitchens, or wash basins. It is designed to provide instantaneously and accurately the desired temperature. Thanks to the fully electronic closed loop control, it is possible to adjust the temperature precisely to the exact setting selected.
The large, backlit multifunction display makes the operating procedure very simple. The integrated 4i technology saves a lot of energy. With an energy efficiency of up to 30 %, this water heater is particularly suitable for ECO modes. The water heater is particularly energy-efficient when used in the ECO mode, since the maximum output is continuously reduced.
This allows you to save a lot of energy, and also reduces your energy costs. Thanks to its high efficiency, the water heater is also environmentally friendly. The water heater is sealed, so it is suitable for use in all commercially available pressure taps and shower heads.
What do we like about this product?
1. ECO Mode
This ECO mode guarantees energy-saving performance. For example, it can save up to 30% energy.
2. Highly Efficient
Achieving maximum energy efficiency is the goal of every manufacturer. DCE-X is an example of how to do it right.
3. 4i Technology
4i technology allows the user to set the output to the desired temperature in 4 steps. The display indicates the current output and the selected temperature.
4. Instantaneous Heating
Instantaneous heating means that the water is heated right after the tap is turned on.
5. Large Display
The large display is backlit, so you can read it even when the room is dark.
6. Multi-Functional
The display can be used to adjust the temperature. The unit can also be switched off in the event of a fault, as well as the emergency shut-down button.
7. Automatic Shut-Down
The unit automatically shuts down after a defined period of inactivity, if no temperature adjustments are made.
8. Adjustable Temperature Limit
The temperature limit can be set to a value of 43 °C, 50 °C or 55 °C.
9. No-Touch Switch
The switch can be adjusted to be either on or off, regardless of the position of the handle.
10. Environmentally Friendly
The product is equipped with a high efficiency, low energy consumption condensing boiler and is suitable for both water heating and hot water supply.
4. Ariston ANDRIS LUX 6 L Undersink Electric Water Heater
This Ariston ANDRIS LUX 6 L Undersink Electric Water Heater is a high-capacity, under-sink water heater for maximum heating efficiency. With its compact dimensions, it is ideal for applications where space is at a premium, such as bathrooms, kitchens, annexes and garages It is also fully insulated, so it saves energy and water.
The Ariston Andris Lux 6 L is designed to provide hot water efficiently and quickly. The water heater comes with a ‘E’ (Economy) setting that keeps the temperature at 60 degrees, saving energy and money. The Ariston Andris Lux 6 L is a great solution for those looking for a powerful yet compact tankless electric water heater UK.
What do we like about this product?
1. Compact and Easy to Install
Andris Lux is a compact, high-capacity and easy to install electric water heater.
2. Convenient to use
The Andris Lux is simple to operate, with a simple mechanical dial that can be easily turned to adjust the water temperature.
3. Energy Saving
Thanks to the ‘E’ (Economy) setting, the Andris Lux can be used to heat water at a low temperature, saving energy while providing hot water.
4. High Capacity
The Andris Lux is a high-capacity and high-efficiency water heater, ideal for the hot water needs of 1 person.
5. Robust
The Andris Lux is made with a proprietary titanium tank engineering, which ensures its excellent durability.
6. Long Life
The Andris Lux is made with a high-quality aluminium anode and a copper heating element, offering maximum protection against water corrosion.
7. Durable
The Andris Lux is a very robust water heater, with a robust 4-bolt flange and a copper heating element.
8. Simple Installation
The Andris Lux is easy to install in only 10 simple steps.
5. Ecosmart Green Energy Prod ECO 11
Ecosmart ECO 11 is the most efficient electric water heater UK in its class and the quietest. It is a wall mounted, tankless water heater that offers energy savings and low maintenance. It is designed for use with standard 208 volt, single phase residential service.
The unit features a 57 amp maximum continuous amperage rating. It is Energy Star qualified, making it one of the best tankless electric water heaters that is most eco-friendly models in its category. ECO 11 is ideal for residential use and has a built-in tankless water heater that is capable of heating water for up to 11,000 watts of energy.
It is rated for a maximum temperature of 140 degrees, and it is suitable for use with most standard 110V and 220V outlets. The unit is designed to operate at a constant temperature with no need for a thermostat. It is equipped with a 120V AC power cord that will connect to standard 120V receptacles.
ECO 11 also comes with a built-in flow regulator to prevent overheating. A powerful fan blows hot air away from the thermostat, ensuring your comfort.
So, if you are looking for the best electric water heater UK, this Ecosmart electric tankless water heater might be your choice!
What do we like about this product?
1-Powerful
The ECO 11 delivers more than 11,800 watts of continuous power, which means you won’t be turning on the stove all day.
2. Water Heater Safety
The ECO 11 comes with a safety valve, a feature that prevents the heater from over-heating.
3. Environmentally Friendly
The ECO 11 is made with a tankless design that allows it to heat up quickly, and deliver warm water quickly.
4. Quality
The ECO 11 is manufactured to strict quality standards, and tested to ensure it meets all local codes.
5. Versatile
The ECO 11 is a great choice if you want to add a second water heater to your home.
6. Safety
The ECO 11 comes with a safety valve, a feature that prevents the heater from over-heating.
7. Economical
The ECO 11 is available at a great price, and can help you save money by reducing your monthly utility bills.
Which Electric Tankless Water Heater Do You Recommend and Why?
In contrast to other water heater models listed here, my vote goes for Ecosmart Eco 11 because of its powerful capacity, its efficiency and its eco-friendly design. It is not only an eco-friendly model but also offers a lot of features and benefits. I would recommend this tankless electric water heater to anyone looking for a reliable and affordable solution.
Moreover, I like that the Ecosmart ECO 11 has a built-in flow regulator that ensures the water is always delivered at the right temperature. This makes it a great choice for any home, even if you have pets or small children.
Now that we have listed out the best tankless electric water heaters, let us learn about the basics of electric tankless water heaters to help you decide which one to pick.
Advantages of an Electric Tankless Water Heater
A tankless electric water heater is a cost-effective option, and it saves you money in the long term. They are also eco-friendly because they don’t use much energy.
An electric tankless water heater is easy to install because it doesn’t need a pipeline, and you can easily replace the elements. A standard element lasts between 10 and 15 years, but if you keep an eye out for good deals, you may be able to buy one that lasts for 30 years.
Another benefit of the electric tankless water heater is that it is maintenance-free. You don’t have to worry about having to clean and maintain the elements. All you have to do is turn the water heater on and off.
Drawbacks of an Electric Tankless Water Heater
However, there are a few disadvantages to owning an electric tankless water heater. Firstly, they are expensive. Depending on how many people you have using hot water, you could spend thousands of dollars on one. Secondly, they require constant maintenance. You’ll need to change the elements every 10 to 15 years, but you should still do so every year.
Also, electric tankless water heaters don’t provide a consistent level of heat, and they don’t work well in areas with extreme temperatures. You also need to be careful of how much water you use. A large family could use 1,000 gallons of water per day. This is why you should check with your local authority or water company to see if there are restrictions on the amount of water you can use.
Factors to Consider Before Purchasing an Electric Tankless Water Heater
If you are considering buying a tankless electric water heater UK, there are many factors you should look into first before you buy it. These factors are:
1. Water flow rate
The water flow rate refers to the amount of water that flows through the unit per minute. This number should not exceed 2 gallons per minute.
2. Water temperature
The water temperature of the water you have in your home should be comfortable. The ideal water temperature should be between 140 and 180 degrees Fahrenheit.
3. Heater size
The size of the water heater is very important because it will determine how much hot water you get out of it. The more people you have at your home, the bigger the size should be of your tankless water heater to give you enough hot water. If you want to boil one gallon of water, the size of the water heater you choose should be at least 3 gallons.
4. Energy efficiency
How energy efficient the water heater is will greatly affect your electric bill. The more energy efficient the water heater is, the less money you will spend on electricity.
5. Warranty
Having a warranty will protect you from any problems that may arise. A warranty should cover the life of the water heater.
6. Features
The features of a water heater include filters and alarms. Filters remove particles from the water and help maintain the cleanliness of the water. Alarms tell you when the filter needs to be changed.
7. Maintenance
Maintaining your water heater will keep it working for a longer period. Be sure to read the owner’s manual of the water heater you want to purchase and ensure that you know how to use it.
8. Price
The price of the water heater should be reasonable. Be sure to compare prices with different manufacturers so you know what you are paying for.
9. Safety
Before buying a water heater, ensure that it has been inspected by a professional. If you want to learn more about water heaters, then you should visit this website.
10. Installation
Make sure the water heater is properly installed before it is put into service. This will ensure that it works well.
11. Time to heat
You should also figure out how long it takes for the water heater to heat up the water. Some units will take several minutes while others will take much less time.
12. Durability
Last but not least, consider the durability of the water heater. It should last for at least 10 years.
FAQs on Tankless Electric Water Heaters UK
Below are some frequently asked questions a consumer may have while purchasing an electric tankless water heater.
1. Are electric tankless water heaters as good as gas?
Answer: Electric tankless water heaters work almost as well as gas water heaters. The difference between these two types of water heaters is the time and energy needed to heat the water. Since an electric tankless water heater uses electricity, the time needed to heat the water will be less than the time required by a gas water heater.
2. What size tankless electric water heater do I need?
Answer: To decide what size tankless water heater you need, you should keep in mind that the capacity of your water heater will depend on how many people live in your household, your water consumption, the temperature of the tap water, and other factors.
The total number of gallons you will use each week is the primary factor determining the size of your water heater. The best size for your water heater will be one that can handle all your water needs without running out of hot water frequently.
However, if you have a family of five, you will probably require a 15-gallon or larger electric tankless water heater.
3. Can I install a tankless electric water heater myself?
Answer: Yes, you can install a tankless electric water heater yourself. But it is always recommended to take help from a professional to do it better.
4. How many amps does an electric tankless water heater use?
Answer: It depends on the capacity of the tankless water heater. Most tankless electric water heaters consume 50-150 amperes of electricity. However, if you are looking for a high-end tankless water heater, you may have to pay more than 200 amperes of electricity to run it.
Final Word
Hopefully, this review has helped you find the best electric tankless water heater UK. Make sure you consider the abovementioned factors before purchasing a tankless electric water heater for bath UK. If you are looking for a more robust, reliable, safe, and efficient water heater, we recommend you read the EcoSmart Eco 27 electric tankless water heater review.
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