We consider a 11 kw tankless water heater to be a worthy investment in the long run. Let’s take you step by step, type by type, and find the best 11 kw tankless water heater for you.

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Our Top Picks:

Best Overall: Buy: Titan 11 Kw Tankless Water Heater READ REVIEW

Best For Small Place: Buy: Ariston 11 Kw Tankless Water Heater READ REVIEW

Best For Temperature Control: Buy: Bosch Rmotechnology 11 Kw Tankless Water Heater READ REVIEW

Best For Remote Control: Buy: Ecosmart 11 Kw Tankless Water Heater READ REVIEW

Best For Premium Quality: Buy: Ecotouch 11 Kw Tankless Water Heater READ REVIEW

Best For Worth The Money: Buy: Eemax 11 Kw Tankless Water Heater READ REVIEW

Best For Stainless Steel: Buy: Marey 11 Kw Tankless Water Heater READ REVIEW

Best For Efficient Heating: Buy: Rmomate 11 Kw Tankless Water Heater READ REVIEW

Best For Trouble Free Use: Buy: Blackdecker 11 Kw Tankless Water Heater READ REVIEW

Best For Flow Rate: Buy: Rmoflow 11 Kw Tankless Water Heater READ REVIEW

Best For Customer Service: Buy: Rinnai 11 Kw Tankless Water Heater READ REVIEW

Best Overall: Titan 11 Kw Tankless Water Heater

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The Titan 11 kw tankless water heater is the epitome of what a great heater should be. The Titan 11 Kw Tankless Water Heater works with a pipe connection and it is great for long showers. Make sure this fits by entering your model number. Moreover, the heater is very good and it works fine. Lastly, the titan 11 kw tankless water heater is current, is unlimited and it is made for easy install.

Most customers agree that the heater is 12 years old plus it is time for a new one. And, a few also found that the heater is made by Niagra industries in Miami Fl. Moreover, they also found that the heater can be used in residential fittings.

• This is the same model it hooked right up.
• This is working at 100% you won’t.
• This tankless water heater is what every new home should have.
• This is not a complicated procedure and the newer version makes it simple to understand.

Best For Small Place: Ariston 11 Kw Tankless Water Heater

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The Ariston 11 Kw Tankless Water Heater's high-end materials make sure that it ages well with use. The ariston 11 kw tankless water heater is exclusive, It is best for high pressure and has a safe design. Make sure this fits by entering your model number. In addition, the heater is super easy, It is used for natural gas and has a compact design.

The heater is great for recovery time, provides great value, It comes with thanks for the advice and has a cool design. Lastly, the ariston 11 kw tankless water heater comes with a water connection, is perfect for simple installation, It saves money and has a safe design.

Almost all buyers opine that the heater will extend the life of the unit as it's not heat water for no reason. Moreover, they also found that the heater had been in operation for a week with no discharge from the pressure relief valve. Further, they also found that the distance the heater is installed from the faucet will govern how much water is needed to run before hot water from the heater reaches the faucet. Obviously, this product passed the test and had very satisfied buyers eager to share their experience.

• It is so nice to have instant hot water.
• This is for a hot water faucet, it may fill the bill.
• It takes a few minutes to recover from the hot water.
• This will work if you have access to 120 volt electricity.

Best For Temperature Control: Bosch Rmotechnology 11 Kw Tankless Water Heater

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Next on the list, we've got yet another heater that manages to win our hearts. It's the Bosch Rmotechnology 11 Kw Tankless Water Heater and it's widely considered as one of the most convenient heaters you can buy. The bosch rmotechnology 11 kw tankless water heater is designed for a great price, It is made for long - lasting quality and has a tankless design. Shut off the cold supply heater and open the hot water tap. This electric water heater is easy to maintain and has premium glass - lined material for a long service life.

The heaters fit easily under a sink, even in a cabinet space, and because they have a sleek and attractive design, they blend in seamlessly with existing décor when installed in a visible location. Most importantly, the bosch rmotechnology 11 kw tankless water heater comes with a temperature pressure relief valve installed.

Almost all customers found that the heater fits nicely in the cabinet with the garbage can and cleaning supplies. In addition, they strongly agree that the heater is to provide a small amount of electrically heated water to serve as a stop gap while waiting for the water from the main hot water tank to reach the sink or shower or bath tub. Moreover, a few also found that the heater is easy to install, plugs into a standard outlet and heats up fast. In conclusion, most customers call the heater suits best, and no one questions it.

• This takes up considerable floor space.
• This has a fast recovery rate and has a unique design.
• This works well as hot water assist.
• This fits in a small space and delivers nice hot water for washing hands.

Best For Remote Control: Ecosmart 11 Kw Tankless Water Heater

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The Ecosmart line of heaters comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Ecosmart 11 Kw Tankless Water Heater is very good, It allows for easy installation and has an efficient design. Consistent hot water when you need it that never runs out. This smart technology electric tankless water heater is configured for climates where incoming water temperature is 67 degrees f and above.

Above all, the ecosmart 11 kw tanklesswater heater can be used in colder climates as a point of use for a sink or other low flow application.

Almost all buyers quickly discovered that the heater is great for the price, word of advice for everyone. Moreover, a few also found that the heater was perfect for the meeting bungalow. In addition, they also found that the heater provides plenty of hot water for everyone.

• This does as described even when everything is being used simultaneously.
• This is easy to install and doesn't take up any room.
• This maintains water temperature even when not being used.
• This does require a lot of power.

Best For Premium Quality: Ecotouch 11 Kw Tankless Water Heater

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The look and feel of these heaters are consistent with the high quality we're used to from the rest of Ecotouch's lineup. The Ecotouch 11 Kw Tankless Water Heater is great for hot water supply, is designed for water inlet,s It is very responsive and has a water heater design. . Further, this is highly recommend, is perfect for wire size, It is used for washing machines and has a safe design.

Most importantly, the ecotouch 11 kwtankless water heater is very happy, is lightweight, it lets it run and has a compact design.

Almost all buyers quickly discovered that the heater can not supply enough hot water for shower when the ambient temperature drops. In addition, a few strongly agree that the heater will auto shutdown if the temp of the water gets hotter than the setting you have set, then turn back on when it has cooled enough. And, they strongly agree that the heater will work fine for a small kitchen and a bathroom. In short, buyers found this to be one of the best heaters for daily purposes.

• This is ....the longer it takes.
• This hangs on the wall with brakets provided.
• This will barely give you 1/3 gpm.
• This features a sleek and attractive design to blend seamlessly with decor.

Best For Worth The Money: Eemax 11 Kw Tankless Water Heater

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We would, of course, be remiss if we didn't mention Eemax 11 Kw Tankless Water Heater for daily purpose. The eemax 11 kw tankless waterheater is very small, is worth the money and it is designed for easy install. Make sure this fits by entering your model number. In addition, the heater is designed to handle point of use applications or a small apartment in warmer climates.

The heater is for the washing machine and it is designed for compression fittings. In addition, the heater is perfect for home improvement and it is suitable for power source. Most importantly, the eemax 11kw tankless water heater is great for temperature control and it is very good.

Almost all buyers agree that the heater is designed to be installed indoors only. In addition, they strongly agree that the heater is easy to control the temperature with the digital dial. So, customers were eager to recommend it to friends and would-be buyers.

• This is a 240 volt, 13 kilowatt unit.
• Compact size saves valuable storage space.
• This is good for showers but will not fill the tub with hot water.
• This is so much better than the unit it replaced.

Best For Stainless Steel: Marey 11 Kw Tankless Water Heater

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Marey has been making great heaters for years, thanks to a combination of clever design and appropriate materials. The Marey 11 Kw Tankless Water Heater is designed with corrosion resistant heating elements which reduce hard water build up from chlorine and calcium. Easy management and simple adjustments on a lcd panel allows you to program the exact desired water temperature, thereby optimizing electricity consumption. And, this works as intended and it would be perfect with endless hot water on demand.

Lastly, the marey 11 kw tankless water heater is unlimited and it is inexpensive.

Almost all buyers quickly discovered that the heater comes with a 5 - year warranty. Moreover, they also found that the heater would not work on 110 v it is a 220 v. Overall, most buyers agree that the heater suits them best, and no one questions it.

• This is great for temperature control and it installed easily.
• This provides 28°f increase at 3.
• This is designed with a high quality stainless steel water channel and a heating chamber.
• Marey’s eco line can maintain a 98% efficiency level throughout their lifetime.

Best For Efficient Heating: Rmomate 11 Kw Tankless Water Heater

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If you want nothing but the most convenient heater, then Rmomate 11 Kw Tankless Water Heater is the one you should definitely consider. The rmomate 11 kw tankless water heater has required breaker and has a compact design. Make sure this fits by entering your model number. Also, the heater saves space, It is perfect for compact size and has a safe design.

Finally, the rmomate 11 kw tanklesswater heater saves space, works excellent for shower, It is great for safety protection and has a tankless design.

Most buyers find that the heater is easy to mount and connect and it will deliver a scalding hot water flow that won't end. Moreover, they strongly agree that the heater is 220 volt Fifth wheels are normally 110 volt. You'd have to bring in much more power or go to a 110 on demand unit. In addition, they also found that the heater can only be placed in your garage or basement, which is far from your main water use point. To sum up, the tone of buyers is very positive and we believe that the heater suits the purpose.

• It is great to have a spike on a baby or sensitive skin.
• Consistent hot water that never runs out when you need it.
• This has saved money and it allows for good flow.
• This is not watts, it is amps. You need 120 amps.

Best For Trouble Free Use: Blackdecker 11 Kw Tankless Water Heater

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Best part: Blackdecker 11 Kw Tankless Water Heater costs comparatively little and it is available to ship in 24 hours. The blackdecker 11 kwtankless water heater is very impressive and allows for easy operation, It is used for natural gas and has a compact design. Enjoy endless hot water only when you need it without the wait or worry of ever running out when you install a black+decker electric tankless hot water heater. This 11kw black+decker electric hot water heater ( model bd-11 - dwh ) is designed to handle two simultaneous applications nationwide or a small apartment in hot climates.

The heater makes for a great buy, It is non-corrosive and has a sleek design. Lastly, the blackdecker 11 kw tankless water heater is maintenance free, works fantastic and it comes with a flow sensor.

Most customers opine that the heater offers a 2 - year parts warranty filed thru them. Further, they also found that the heater maintains it well at about 1 gallon per minute. And, they strongly agree that this waterheater is very compact, sturdy, easy to install, very efficient in operation, simple to maintain and reliable. In conclusion, many customers have used the heater for more than a few months without any issues, and it shows no sign of giving up.

• This is packaged well in dense foam.
• It is only hot when there is a demand for water.
• Warranty: 7-yr leakage free, 5-yr heat exchanger, 2-yr parts.
• If this works well, insulation could be better.

Best For Flow Rate: Rmoflow 11 Kw Tankless Water Heater

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The Rmoflow 11 Kw Tankless Water Heater is specially designed for your regular usage and has all useful features. The rmoflow 11 kw tankless water heater is highly recommend, works very well, It has required wire and has a compact design. Use only the necessary energy to heat water to the temperature of your needs, also ensure steady output temperature despite flow fluctuation.s. Moreover, it has minimum water pressure, it works well with a temperature sensor and has a controller design.

The heater is perfect for simple installation and has a tankless design. And, this is covered by a 2-years warranty. Above all, the rmoflow 11 kw tankless water heater is current, is very happy and it can cook in nice size.

Most customers agree that the heater will run 2 showers and 2 sinks at the same time with temperatures comfortable enough to shower in. In addition, a few say that the heater is easy to install and so far it is working great. Further, they strongly agree that the heater takes .66 gpm to activate heating at all. In short, at the price, they believe that they got a steal of a deal with it.

• This works as expected, It is great for cost saving and has an efficient design.
• This can you run new wires and have a larger breaker installed.
• This comes out hotter than with a regular tank heater.
• This is easy to adjust and efficient for a two - bathroom home.

Best For Customer Service: Rinnai 11 Kw Tankless Water Heater

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The Rinnai 11 Kw Tankless Water Heater's superior materials make sure that it ages well with use. The rinnai 11 kw tankless water heater is guaranteed to last, It is used for heat exchanger and has a water heater design. Make sure this fits by entering your model number. The cu199in compact water heater boasts a long lifespan as water runs continuously through its pipes. Most importantly, the rinnai 11 kw tankless water heater is very quiet, It is great for instant heating and has a tankless design.

One customer says - "Yes, you can install them in series. ". Almost all buyers found that the heater would help give better pressure.

• Circ-logic technology enables recirculation patterns that coincide with your typical habits.
• New and hot releases.