Top 10 Picks for the Best 220 Volt Tankless Water Heaters

Steve Donaldson Master HVAC technician
Steve Donaldson
Master HVAC technician at Quality Comfort Home Services

I am Steve Donaldson, a Master HVAC technician with a rich background in addressing heating issues, especially when it comes to various types of water heaters. Leveraging my extensive expertise, I offer insights and advice to help individuals maintain a warm and secure home environment. Reach out to me at steve.donaldson@tedreviews.com for valuable tips from a seasoned professional in the industry.

Steve Donaldson Master HVAC technician
Steve Donaldson
Master HVAC technician at Quality Comfort Home Services

I am Steve Donaldson, a Master HVAC technician with a rich background in addressing heating issues, especially when it comes to various types of water heaters. Leveraging my extensive expertise, I offer insights and advice to help individuals maintain a warm and secure home environment. Reach out to me at steve.donaldson@tedreviews.com for valuable tips from a seasoned professional in the industry.

Hey there! Looking for the best 220 volt tankless water heaters? Well, you're in luck because I've got you covered. In this post, I've rounded up the top 10 picks that will ensure you never run out of hot water again. So let's dive in and find the perfect tankless water heater for your needs!

1
Titan N-120S Electric Tankless Water Heater
✯ Final Thoughts: Reliable and Powerful ✯
BUY NOW Amazon.com
8.9
2
Titan Tankless Water Heater
Overall, a great choice!
BUY NOW Amazon.com
8.9
3
Rheem Electric Tankless Water Heater
Satisfying and efficient!
BUY NOW Amazon.com
9.1
10
RODWIL Tankless Water Heater
6.2
1

Titan N-120S Electric Tankless Water Heater

$275.04
Amazon.com
as of February 28, 2024 12:57 am
8.9
Final Thoughts: Reliable and Powerful
The Titan N-120S SCR2 Tankless Water Heater is a reliable and durable electric-powered unit with a high power output that ensures consistent and speedy heating. However, some customers have reported intermittent performance, which may require a replacement if the unit doesn't function as expected.
Efficient and Compact
  • Long-lasting and durable
  • Reliable and consistent performance
  • High power output for faster heating
Potential Drawbacks
  • Intermittent performance reported by some customers
  • Potential need for replacement if unit does not function as expected

The Titan N-120S SCR2 Tankless Water Heater is a reliable and high-performance electric water heater. With its advanced technology, including a faster and more accurate temperature sampling system, manual resettable thermostat, and air/water differential analyzing system, it prevents dry starts that are common in other tankless systems. By heating water only as needed, this tankless water heater can reduce hot water costs by up to 60% compared to conventional electric water heaters. Its high efficiency is thanks to the dedicated digital microprocessor that samples input and output temperatures 21 times per second. Plus, when not in use, it uses no power at all. Designed to last, this durable water heater is an upgrade to the original Titan-ATC Electronic Tankless Water Heater and has received positive reviews from satisfied customers.

Efficient & Reliable Hot Water
  • Digital tankless water heater
  • Space age technology
  • Faster and more accurate performance
  • Reliable and durable construction
  • Electric-powered
  • High power output (11.8 KW)
2

Titan Tankless Water Heater

$280.00
$243.00
Amazon.com
as of February 28, 2024 12:57 am
8.9
Overall, a great choice!
The Titan Electric Tankless Water Heater is a convenient and efficient option for those looking to upgrade their water heating system. While it may be limited in availability and require professional installation for some customers, it is easy to install and works well once in use.
Efficient and Reliable
  • Easy to install
  • Works well
  • Convenient tankless design
Drawbacks
  • Limited availability in certain regions
  • Some customers may require professional installation

The Titan Electric Tankless Water Heater is an excellent choice for those looking for an easy-to-install and efficient water heating solution. With its 220 V power supply and maximum 54 Amps, it provides reliable and fast hot water whenever you need it. Customers have praised its simplicity when it comes to replacing old heaters, and its impressive performance once installed. This model is perfect for both DIY enthusiasts and those in need of a reliable water heater upgrade.

Hot Water On Demand!
  • Tankless design
  • 220 V power supply
  • 54 Max Amps
$243.00
$280.00
as of February 28, 2024 12:57 am
Amazon.com
3

Rheem Electric Tankless Water Heater

$289.00  in stock
Amazon.com
as of February 28, 2024 12:57 am
8.7
Satisfying and efficient!
The Rheem 11kW 240V Tankless Electric Water Heater is a quick and efficient solution for consistent hot water. With easy-to-use controls and on-demand heating, it provides continuous hot water. However, it has a limited water flow and may require professional installation.
Efficient and Compact
  • Quick and efficient water heating
  • Easy to use controls
  • Provides consistent and continuous hot water
Cons
  • Limited water flow
  • May require professional installation

The Rheem 11kW 240V Tankless Electric Water Heater is a compact and efficient unit that provides a continuous supply of hot water. With its adjustable digital temperature display and self-modulating power control, you can easily control the water temperature to your preference. This tankless water heater is perfect for point-of-use applications and can even provide hot water for a whole house, depending on the ground water temperature. It saves space, energy, and money, and its sleek design allows for easy installation under a sink. Customers have praised its quick heating capabilities and ease of use.

Efficient and Reliable Hot Water
  • ON/OFF Dial Control with adjustable digital temperature display
  • Self-modulating power control
  • 11kW Model Flow Rate: up to 2.68 GPM
  • Side 1/2″ NPT water connections
  • On demand, consistent and continuous hot water
$289.00
in stock
as of February 28, 2024 12:57 am
Amazon.com
4

Marey ECO110 11kW Self-Modulating Water Heater

$158.36
$90.37
Amazon.com
as of February 28, 2024 12:57 am
8.4
Overall, Excellent!
The Marey ECO110 220V Self-Modulating 11 kW is a great product that works well, is easy to install, and provides immediate hot water. It is particularly suitable for households with fewer water outlets or people, although professional installation may be needed and there is some conflicting information in the manual and online regarding wire size and breaker amperage.
Efficient and Versatile
  • Works very well
  • Easy to install
  • Provides hot water immediately
  • Suitable for households with fewer water outlets or people
Drawbacks
  • May require professional installation
  • Some conflicting information in the manual and online regarding wire size and breaker amperage

The Marey ECO110 220V Self-Modulating 11 kW is a small and compact water heater that utilizes SMART Technology. It stands out from the competition as it does not accumulate sediments, ensuring a longer lifespan. This unit provides a 28°F increase at 3.0 GPM, making it perfect for a shower and sink operating simultaneously in hot climates. In colder regions, it is still suitable for a single point of use, such as a sink. With corrosion-resistant heating elements, this ECO110 model is built to withstand hard water build-up. It is German-designed and comes with a high-quality stainless steel water channel and heating. Installation is made easier with the included pigtail and wall hole drill pattern card. The Marey ECO110 220V Self-Modulating 11 kW is an excellent choice for reliable and efficient hot water supply.

Efficient and Adjustable Hot Water
  • 220V power supply
  • Self-modulating technology
  • 11 kW heating capacity
  • Small size
  • White color
  • Suitable for 1 simultaneous point of use
5

Marey ECO150 Tankless Water Heater

$269.99
$214.78
Amazon.com
as of February 28, 2024 12:57 am
8.4
Great choice!
The Compact ECO150 220V Electric Tankless Water Heater by Marey is a great choice for those looking for unlimited hot water on demand. With its compact size and easy installation, it provides convenience and efficiency. However, some users may find the unit's size to be small and installation may require professional assistance.
Efficient and Convenient
  • Easy installation
  • Compact size
  • Provides unlimited hot water
Inefficient Performance
  • Size of unit may be small for some users
  • Installation may require professional assistance

The Compact ECO150 220V Electric Tankless Water Heater with Smart Technology is a game-changer for home water heating. With this Marey tankless water heater, you can enjoy unlimited hot water on demand, making it perfect for up to 2 simultaneous points of use. It can even increase the incoming temperature up to 41ºF at a 2.5GPM water flow rate. Not only does it provide constant hot water, but it also helps you save energy and water. With its easy installation, this unit has received rave reviews from customers who have experienced its superior performance. Whether you have multiple bathrooms, a dishwasher, a washing machine, or kitchen sinks, this tankless water heater has proven to handle the whole house effortlessly. It's compact in size, making it ideal for any space, and its affordability makes it a great choice for those on a budget. Say goodbye to running out of hot water and hello to a reliable and efficient water heating solution.

Efficient and Reliable Hot Water
  • Unlimited hot water on demand
  • Ideal for up to 2 simultaneous points of use
  • Increases incoming temperature up to 41ºF
  • Saves energy and water
  • ETL approved
  • LCD control panel for easy operation
$214.78
$269.99
as of February 28, 2024 12:57 am
Amazon.com
6

ECOTOUCH Electric Tankless Water Heater – 6.5kw, 240V

$129.99
Amazon.com
as of February 28, 2024 12:57 am
8.4
Impressive and reliable
The Tankless Water Heater Electric 6.5kw 240V by ECOTOUCH is a sturdy and efficient hot water heater that provides instant and endless hot water without any temperature fluctuation. It heats water quickly and is easy to use, although it might be larger than expected and has limited access to wiring from the front.
Energy Efficient
  • Sturdy construction
  • Fast heating of water
  • Easy to use
Limited Energy Efficiency
  • Larger size than expected
  • Limited access to wiring from the front

The Tankless Water Heater Electric 6.5kw 240V, ECOTOUCH Point-of-Use Hot Water Heater is the perfect companion for your sink faucet. With its 6.5kW heating system, it supplies instant and endless hot water in seconds, at a temperature of 110℉ or higher. It's fast to heat up the water and easy to use, making it a great choice for showers. The insulated ceramic enclosure and flow meter built into the display make it a more efficient and reliable option compared to other heaters. Although the wiring access may be a bit troublesome for some installations, overall it's a nice, sturdy unit that delivers excellent performance.

Powerful and Efficient Water Heating
  • 6.5kW heating system
  • Instant and endless hot water
  • No waiting for preheating
  • No temperature fluctuation
7

Marey ECO180 Tankless Electric Water Heater

$310.04
Amazon.com
as of February 28, 2024 12:57 am
8
Impressive choice!
The Marey ECO180 tankless electric water heater is a high-quality and durable product suitable for multiple points of use throughout the US territory. With its self-modulating technology and easy installation, it provides an efficient and reliable solution for hot water needs.
Efficient and Reliable
  • Long-lasting and durable
  • Easy installation and replacement
  • Suitable for multiple points of use throughout the US territory

The Marey ECO180 18kW 4.4 gpm 220V Self-Modulating Multiple Points of Use Tankless Electric Water Heater is the perfect solution for multiple points of use in the southern areas of the US. It provides a 31°F increase at 4.4 GPM, allowing for multiple points of use to run simultaneously in hot climates. Even in colder regions, it can reach up to 80°F at 1.5 GPM for hot water output at one point of use at a time. The ECO180 is ETL approved and recommended for the whole US territory. It provides instant hot water on demand, activated by water pressure. With a corrosion-resistant heating element, it reduces hard water build-up. Installation should be done by a professional, as it requires (2) 50 Amp breakers.

Efficient and Reliable Performance
  • 18kW power output
  • Self-modulating technology
  • Multiple points of use
  • Tankless design
  • Suitable for the whole US territory
  • High quality stainless steel water channel and heating
8

Smart Electric Tankless Water Heater

$139.00  in stock
Amazon.com
as of February 28, 2024 12:57 am
7.3
Conclusion: Satisfying and efficient!
The Instant Electric Tankless Water Heater is a small and stylish unit that efficiently generates ample hot water. While the included fittings may be prone to leaks, the responsive customer service makes up for it. Just be prepared to use specific adapters for water connections.
Energy Efficiency
  • Small and compact design
  • Generates plenty of hot water
  • Attractive appearance
  • Responsive and helpful customer service
Weaknesses
  • Prone to leaks with the included fittings
  • Non-standard water connections (requires specific adapters)

This Instant Electric Tankless Water Heater is a compact and efficient solution for your hot water needs. With a hot water output of 2.0 GPM, it provides plenty of very hot water, perfect for showers, sinks, and kitchen use. The sleek design and small size make it easy to install under the sink, saving valuable space in your household. The self-modulating feature ensures that you only use the necessary energy, reducing standby losses and saving you money. And don't worry about any issues, the customer service is available 24 hours a day to assist you. The only downside mentioned in the reviews is that the included fittings may not be of the best quality, but customer service is helpful in resolving any problems. Overall, this water heater is a great option for anyone looking for a reliable and efficient hot water solution.

Efficient and Eco-Friendly
  • Instant heating technology
  • Self-modulating system
  • No standby losses
  • Compact and space-saving design
  • Suitable for under sink installation
  • High hot water output of 2.0 GPM
$139.00
in stock
as of February 28, 2024 12:57 am
Amazon.com
9

Thermomate ET060 Electric Tankless Water Heater

$139.99
Amazon.com
as of February 28, 2024 12:57 am
6.4
Final Thoughts
The Tankless Water Heater Electric 6kW 240V is a compact, efficient and reliable unit that provides instant unlimited hot water at a temperature range of 85°F – 131°F. However, some users have reported temperature fluctuations and found the wiring process intimidating.
Efficient and Compact
  • Compact size
  • Straightforward installation
  • Efficient and reliable heating
Drawbacks
  • Temperature fluctuations reported by some users
  • Wiring can be intimidating for some users

The Tankless Water Heater Electric 6kW 240V, thermomate ET060 Point of Use Sink Instant Hot Water Heater is a compact and efficient solution for instant hot water at the sink. With a 6kw power heating system, it provides 1.0GPM of hot water on demand, perfect for point-of-use applications. The temperature range of 85°F – 131°F ensures you can customize the water temperature to your preference. It has a digital display for easy control and a self-modulating feature for energy efficiency. Installation is straightforward, and it has received positive reviews for its performance and reliability.

Efficient and Easy-to-Use
  • 6kW power heating system
  • Instant unlimited hot water
  • Temperature range from 85°F – 131°F
  • 24 Hours standby
  • Self-modulating hard-wired connection
  • Point-of-use sink placement
10

RODWIL Tankless Water Heater

$144.99
Amazon.com
as of February 28, 2024 12:57 am
6.2
Overall, recommended
The New RODWIL Electric Tankless Water Heater provides instant and continuous hot water supply with adjustable heating capacity. It is compact, energy efficient, and easy to install. However, there were some reports of it stopping working within a month and confusion regarding the hot setting. Overall, it performs well in small spaces and is suitable for multiple taps.
Efficient and Cost-effective
  • Good performance in a small space
  • Easy installation process
  • Works well with multiple taps using hot water
Weaknesses
  • Stopped working within a month for some customers
  • Unclear information about the hot setting caused confusion for one customer

The New RODWIL Electric Tankless Water Heater is a compact and efficient solution for instant and endless hot water. With a power rating of 11KW at 220V (12.6KW at 240V), it provides up to 2.9 gallons of hot water per minute. The improved heating element ensures quick and consistent heating. This tankless water heater is easy to operate and adjust, with a micro-computer control system and over temperature protection. It requires very little water pressure to activate and features stainless steel fittings to prevent corrosion. Plus, it's energy-saving, with no stand-by heating loss and automatic shut-off when the faucet is turned off. Installation is simple, and you can trust that Gas and Water LLC truly appreciates its customers.

Hot water on demand!
  • Instant and continuous hot water supply
  • Adjustable heating capacity based on demand
  • Energy efficient operation
  • Compact and space-saving design
$144.99
as of February 28, 2024 12:57 am
Amazon.com

My Favorite Electric Tankless Water Heaters: A Review and Buyer's Guide | HVAC Training 101

Steve Donaldson Master HVAC technician
Steve DonaldsonMaster HVAC technician at Quality Comfort Home Services

I am Steve Donaldson, a Master HVAC technician with a rich background in addressing heating issues, especially when it comes to various types of water heaters. Leveraging my extensive expertise, I offer insights and advice to help individuals maintain a warm and secure home environment. Reach out to me at steve.donaldson@tedreviews.com for valuable tips from a seasoned professional in the industry.

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