If you’re looking for a reliable and efficient solution for hot water in your home, a tankless hot water heater may be the perfect option for you. Unlike traditional tank water heaters, tankless heaters use electricity to heat water on demand, eliminating the need for a bulky storage tank and providing hot water whenever you need it.
Before investing in a tankless hot water heater, there are a few factors to consider. First, make sure your home’s electrical system can handle the load required to power the heater. Additionally, determine the flow rate of hot water you will need in your home to ensure the heater can keep up with demand. It’s also important to consider the upfront cost of installation and any potential maintenance needs of the unit.
Are you tired of running out of hot water mid-shower? Do you want to save on energy costs without sacrificing comfort? Are you looking for a space-saving option for your home’s hot water needs? If so, a tankless hot water heater electric may be the solution you’ve been searching for. Plus, with the many options on the market, you can find a unit that fits your budget and specific home needs. Explore your options today to start enjoying the many benefits of tankless hot water heating.
10 Best Tankless Hot Water Heater Electric
This product is ideal for providing hot water on demand for small to medium sized homes or apartments.
This product is ideal for providing hot water in homes with electric power and limited space for a traditional tank.
Ideal for providing instant hot water in small spaces such as kitchens, bathrooms, and storage rooms.
The product is ideal for providing hot water quickly without the need for extensive plumbing or space requirements.
Ideal for providing hot water on demand, reducing energy use and costs, and saving space compared to traditional water heaters.
It is ideal for providing on-demand hot water in homes or businesses while saving energy and space.
This product is ideal for providing hot water on demand in residential or commercial settings.
This product is ideal for providing instant hot water in a single point-of-use location such as a sink or shower.
Ideal for providing hot water on demand in homes or small businesses using electricity instead of traditional fuel sources.
This product is ideal for providing hot water at a specific point of use, such as a sink or shower.
1. Ecosmart Eco 8 Tankless Water Heater, Electric, 8-Kw – Quantity 1, 12 X 8 X 4
This product boasts exceptional durability, making it the perfect long-term solution for all your heating needs. With its user-friendly design, anyone can operate it with ease. It is expertly manufactured in China, ensuring the highest quality standards are met in every unit.
The heating elements featured in this product are built to last, ensuring that you get the most value out of your investment. Additionally, their threaded design makes replacing them a breeze, so you can spend more time enjoying your hot water and less time on maintenance.
Thanks to its impressive activation flow of 0.3 gallons per minute, this product provides a steady stream of hot water whenever you need it. Whether you're washing dishes, taking a shower, or doing laundry, you can count on this product to deliver consistent and reliable performance.
2. Ecosmart Self-Modulating Tankless Water Heater
Looking for an efficient and cost-effective water heating solution for your home? Look no further than the ECOSMART electric tankless water heater, designed to save you up to 60-percent on your water heating costs. With a lifetime warranty, you can rest assured that this tankless water heater is built to last.
Say goodbye to running out of hot water with the ECOSMART tankless water heater, which boasts patented Self Modulating Technology and design. With an activation flow of just 0.3 GPM, this tankless water heater is designed to provide you with a steady supply of hot water whenever you need it.
Not only is the ECOSMART tankless water heater reliable, it is also incredibly energy efficient. In fact, it boasts a 99.8-percent energy efficiency rating, making it an eco-friendly choice for your home. With a capacity of 100 A, this tankless water heater is suitable for a variety of household sizes and needs.
Upgrade your home's water heating system with the ECOSMART electric tankless water heater. With its lifetime warranty, patented Self Modulating Technology, and impressive energy efficiency rating, it is a reliable and cost-effective choice for any homeowner.
3. Bosch Tronic 3000: Instant Hot Water Anywhere
Introducing the Convenient Hot Water Heater, a 7-gallon point-of-use mini-tank that fits perfectly under your sink to provide hot water right where you need it. With a thermal efficiency of 98%, this mini-tank is designed to give you the most reliable and efficient water source possible.
This larger model can be mounted either vertically, providing 5.1 gallons of water supply, or horizontally, providing 7 gallons of water supply. The vertical orientation is installed with the cold and hot lines on top of the unit, making it easy to install in any location.
The 7-gallon model is easily hard-wired to provide the on-demand reliable water source your home or office needs. It has a heating capacity of 1440 watts and a temperature range of 65-145°F max, allowing you to customize the water temperature to your preferred setting.
Operating at a pressure of 150 psi, this mini-tank has 3/4 inch male NPT water fittings and electrical requirements of 12A/120V. This makes it easy to install and ensures a consistent flow of hot water.
The Convenient Hot Water Heater can be shelf or floor mounted, or wall mounted in vertical orientation only (water connections on top). The bracket needed for wall mounting is included. Simply tap into the cold water line and install the water heater directly at the sink to provide hot water.
4. Hot Shot: Bosch Mini-Tank Water Heater
Introducing the Convenient Hot Water Heater, the perfect solution for on demand hot water right where you need it. With a 4 gallon point-of-use mini-tank, this heater fits perfectly under your sink. Its compact size does not compromise on thermal efficiency which is an outstanding 98%. The dimensions of this electric water heater are 13.75 inches in width, 13.75 inches in height, and 13.5 inches in depth.
This electric water heater is designed to last for a long time and is easy to maintain. It boasts premium glass-lined material that ensures a long service life. The heater operates on 12Amps and 120 Volts (VAC). You can easily plug in the 36-37" cord into a 120V outlet for independent installation or you can install it in-line with a large hot water source.
The Convenient Hot Water Heater has a fast recovery rate which eliminates the long wait for hot water at your sink. It supplies hot water on demand, which means you can use it for up to 2 sinks at a time. This feature is especially useful in households where multiple people need hot water at the same time.
The heater is also incredibly easy to install. It can be shelf, wall or floor mounted with the bracket that is included in the package. You can simply tap into the cold water line and install the water heater directly at the sink to provide hot water. This independent installation ensures that you can use it without having to rely on a central hot water source.
5. Ecosmart Tankless Water Heater: Self-Modulating Tech
The EcoSmart tankless electric water heater is the perfect solution for those seeking endless on-demand hot water. With its consistent hot water flow, you'll never have to worry about running out of hot water again. Thanks to its continuously monitored water temperature, you'll be guaranteed efficient and consistent performance within 1 degree of your selected temperature.
Not only is this water heater efficient, but it's also space-saving. Its compact design is 90% smaller than traditional tank heaters, allowing it to be installed on a wall or at the point of use with ease. Its dimensions are 11.5 x 8 x 3.75 inches, making it one of the most space-saving water heaters on the market.
The EcoSmart tankless electric water heater is also energy-saving. It's 99% thermal energy efficient, meaning it only heats water when called for, unlike a tank heater that maintains water temperature even when not being used. This feature will significantly reduce your energy bills while providing you with the hot water you need.
The EcoSmart ECO 11 Sizing is perfect for a variety of applications. With its 13-kilowatt tankless electric water heater, it's ideal for providing hot water for a bathroom, small sink, office breakroom, or other point-of-use or low-flow applications. It provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature, making it an efficient and reliable solution. To ensure that you select the proper sizing, refer to the sizing guide provided by EcoSmart.
6. Rheem 18kw 240v Tankless Electric Water Heater
This external digital thermostatic control with LED display is the perfect addition to any home's water heating system. With an impressive accuracy of +/- 1 degree, it ensures that the water temperature is always at an optimal level. The product also boasts the latest self-modulation technology, which adjusts the power according to the hot water demand, making it highly energy-efficient.
The durable copper immersion heating elements are built to last, and they are field serviceable, ensuring that the product's lifespan is extended. This product can provide a flow rate of up to 4.4 GPM, making it ideal for households with high water usage. Installation is a breeze, thanks to the bottom 3/4 inch NPT water connections, which make it easy to connect to existing plumbing.
Replacing this product is also a simple process, thanks to the threaded design, which ensures that the installation is hassle-free. The product also comes with a digital temperature display, which makes it easy to monitor the water temperature.
7. Ecosmart Eco 27 Tankless Water Heater, Electric, 27-Kw – Quantity 1, 17 X 17 X 3.5
Introducing the EcoSmart ECO 27, the tankless electric water heater that provides endless on-demand hot water. Say goodbye to running out of hot water during your morning shower or while doing laundry. With continuously monitored water temperature and controlled flow rates, this water heater ensures efficiency and consistent performance within 1 degree of your selected temperature.
One of the best things about the EcoSmart ECO 27 is its compact size. It is 90% smaller than traditional tank heaters and can be installed on a wall or at the point of use, saving you valuable floor space. The dimensions of this tankless electric water heater are 17 x 17 x 3.75 inches.
Not only does the EcoSmart ECO 27 save you space, but it also saves you energy. This tankless electric water heater is 99% thermal energy efficient, which means it only heats water when you need it. Unlike traditional tank heaters that maintain water temperature even when not being used, the EcoSmart ECO 27 can save you up to 50% in water heating costs, according to the Department of Energy.
The EcoSmart ECO 27 is ideal for whole-home applications, providing between 2.7 and 6.5 gallons-per-minute, depending on the inlet water temperature. To ensure that you select the proper solution, refer to the sizing guide. The EcoSmart ECO 27 requires three 40 AMP double pole breakers and a recommended electrical panel of 200 amps.
This tankless electric water heater comes with a limited lifetime warranty on electronics, exchanger, and element, giving you peace of mind. It is also UL-499 certified and ETL listed.
With the EcoSmart ECO 27, you'll never run out of hot water again. It can save you up to 12 cubic feet of storage space, and the digital temperature control in 1-degree increments gives you complete control of your hot water. Enjoy endless hot water with the EcoSmart ECO 27 tankless electric water heater.
8. Ecotouch Electric Tankless Water Heater: Hot Instantly!
Looking for a reliable and efficient water heater for your sink? Look no further than this electric tankless water heater. With a powerful 5.5KW heating system, this unit provides instant and consistent hot water at 116℉ or higher temperatures. Say goodbye to lukewarm water and enjoy the comfort of hot water on demand.
This water heater also features smart self-adjustment technology that adjusts power input based on flow rate and temperature settings in real time. This means that even when water flow is reduced, you'll still get the ideal temperature without the risk of scalding. Plus, with an energy efficiency rating of 98%, it will save you considerable electric charges.
The digital display and touch control panel make temperature setting an easy job, so you can turn on the tap and let the smart unit do the rest. The sleek black model even comes with a remote control, making it even more convenient to use.
Safety is a top priority with this tankless water heater. It's equipped with multiple protection devices and has undergone strict testing to ensure 100% safety. The inner water and electricity lines run separately, preventing leakage or harm from scale buildup. It's also approved by ETL and qualifies for UL, so you can expect outstanding performance for years to come.
This compact tankless water heater is the perfect size for point-of-use installation in a variety of settings such as kitchens, bars, schools, hospitals, communities, and hair salons. It can be mounted horizontally, vertically, or obliquely, making it easy to install anywhere close to an outlet and avoid energy waste. Be sure to verify that it is the right size for your needs, with a 5.5kW@240V power rating and dimensions of 11" x 7.5" x 2.35", and 1/2" NPT pipe fittings.
Invest in the convenience and reliability of this electric tankless water heater for endless, instant hot water whenever you need it.
9. Ecosmart Tankless Water Heater: Self-Modulating Tech!
This product boasts of being highly durable, making it a reliable choice for long-term use. It is designed to be user-friendly, allowing for easy operation and maintenance. The product is manufactured in China, with strict adherence to quality standards.
The ECOSMART tankless water heater has an amperage of 75 and an activation flow of 0.3 GPM. Its flow rate at 35 F rise is 3.51 gallons per minute, making it an efficient water heating solution. The product is compatible with 2 X 40 AMP (DP) breakers and 2 X 8 AWG wire. This ensures that it works seamlessly with your electrical system.
This tankless water heater is backed by a lifetime warranty for residential use, giving consumers peace of mind. With the advanced, self-modulating technology, this product can help you save up to 60% on your water heating costs. This feature alone makes it a worthwhile investment.
Say goodbye to running out of hot water with the ECOSMART tankless water heater. It delivers hot water on demand, ensuring that you never have to wait for water to heat up. Additionally, its compact design saves up to 12 cubic feet of storage space compared to traditional water heaters.
The digital temperature control system allows users to adjust the temperature in 1-degree increments, giving you complete control of your hot water. With its impressive parameters, specifications, and features, this tankless water heater is a reliable and efficient solution for your hot water needs.
10. Ecosmart Pou 6 Point Of Use Electric Tankless Water Heater, 6 Kw,white,1/20, 1/40, 1/95
The compact and efficient electric water heater is perfect for providing hot water for a single sink. In warmer climates, it can easily provide hot water at a flow rate of 0.5 gallons per minute. To ensure optimal performance, the unit requires a 30 amp breaker and 10 AWG wire for installation.
For colder climates or for a higher flow rate, it is recommended to use the POU 6 model. It is important to note that this product is suitable for use with a single sink only and should not be used with a shower or multiple fixtures.
The electric water heater operates at 220 volts and it is recommended to be hard-wired during installation. One should not use a plug for this product. With its compact size and efficient performance, this electric water heater is an ideal solution for those who require hot water for a single sink.
In addition, this product is designed to be reliable and long-lasting, making it a smart investment for your home. With its clear instructions and easy installation process, you can have hot water in no time. Say goodbye to cold water and hello to the convenience of hot water with this electric water heater.
Best Tankless Hot Water Heater Electric FAQs
Are tankless hot water heaters environmentally friendly?
Yes, tankless hot water heaters are considered to be more environmentally friendly than traditional tank water heaters. The reason is that tankless heaters only heat water on demand, which means they use less energy and produce fewer greenhouse gas emissions. Traditional tank water heaters store and heat water constantly, even when it's not needed, which wastes energy and contributes to higher energy bills.
In addition to being energy-efficient, tankless hot water heaters also have a longer lifespan than traditional tank water heaters. This means that they require less maintenance and replacement, which reduces the amount of waste sent to landfills.
However, it's important to note that the environmental impact of tankless hot water heaters also depends on the source of the energy used to power them. If the electricity used to run the heater comes from fossil fuels, then the environmental benefits may be diminished. In contrast, if the electricity comes from renewable sources like solar or wind power, then the environmental benefits are even greater.
Overall, tankless hot water heaters are a good choice for homeowners who want to reduce their environmental impact and save money on energy bills.
Are there any disadvantages to using a tankless hot water heater compared to a traditional water heater?
While tankless hot water heaters have their advantages, they also have a few disadvantages compared to traditional water heaters. One of the main disadvantages is the upfront cost. Tankless water heaters can cost significantly more than traditional water heaters, and installation costs can also be higher due to the need for specialized venting and electrical requirements.
Another disadvantage is that tankless water heaters may not be able to keep up with high hot water demand, such as in a household with multiple showers or appliances running simultaneously. This can result in inconsistent hot water temperatures or the need for multiple tankless units.
Tankless water heaters also require regular maintenance, such as flushing the system to remove mineral buildup, which can be time-consuming and expensive.
Lastly, tankless water heaters require a certain flow rate to activate the heating element, which can result in a delay in hot water delivery or the need for a separate recirculation pump.
Overall, while tankless water heaters have their benefits, it's important to consider the potential drawbacks and weigh them against your needs and budget before making a decision.
Can a tankless hot water heater be installed in any home?
Tankless hot water heaters have gained popularity in recent years due to their energy efficiency and compact design. However, not all homes are suitable for tankless water heater installations.
Homes with natural gas or propane connections are ideal for tankless water heaters as they require a significant amount of energy to heat water on demand. Additionally, homes with adequate electrical supply can install electric tankless water heaters.
It’s important to note that tankless water heaters have specific installation requirements. They need proper venting and a dedicated gas line or electrical circuit. Additionally, the size of the unit should match the hot water demand of the household.
Before installing a tankless water heater, it’s recommended to consult a professional plumber or HVAC technician to evaluate the suitability of your home. They can also provide guidance on the appropriate size and model for your household needs.
In summary, while not all homes are suitable for tankless water heaters, with proper evaluation and installation, many homes can take advantage of their energy efficiency and space-saving design.
How do I maintain my tankless hot water heater to ensure its longevity?
To ensure the longevity of your tankless hot water heater, it is important to perform routine maintenance. One key step is to flush the system regularly to remove any mineral buildup that can affect its efficiency. This can be done by attaching a hose to the flushing valves and running a vinegar solution through the system.
Another important maintenance step is to check the unit's air intake filter and clean or replace it as needed. A dirty filter can reduce the heater's efficiency and lead to costly repairs. It is also important to monitor the water pressure in your home, as high water pressure can damage the unit and cause leaks.
Lastly, it is recommended to have a professional technician inspect the unit annually to ensure all components are functioning properly and to address any potential issues before they become major problems. With proper maintenance, a tankless hot water heater can last for many years and provide efficient, on-demand hot water to your home.
How efficient are tankless hot water heaters compared to traditional water heaters?
Tankless hot water heaters are generally more efficient than traditional water heaters. Traditional water heaters store and heat a large amount of water in a tank, which requires a lot of energy to keep the water hot. In contrast, tankless hot water heaters heat water on demand, which means they only use energy when hot water is needed. This makes them more energy-efficient and cost-effective over time.
In addition to being more efficient, tankless hot water heaters also have a longer lifespan than traditional water heaters. They can last up to 20 years, while traditional water heaters typically last around 10-15 years.
Another benefit of tankless hot water heaters is that they take up less space. Traditional water heaters are bulky and can take up a significant amount of space in a home, whereas tankless hot water heaters are smaller and can be installed on a wall.
Overall, tankless hot water heaters are a great option for those looking to save money on energy bills and have a longer-lasting, space-saving solution for their hot water needs.
How much money can be saved by using a tankless hot water heater?
The amount of money that can be saved by using a tankless hot water heater depends on several factors such as the size of the household, the frequency of hot water usage, and the climate. Generally, tankless hot water heaters are more energy-efficient than traditional tank water heaters as they only heat water on demand rather than constantly heating and storing a large amount of water in a tank. This means that they use less energy, resulting in lower utility bills.
According to the US Department of Energy, tankless hot water heaters can save homeowners up to 34% on their energy bills compared to traditional tank water heaters. This can translate to an annual savings of around $100 or more, depending on the household's hot water usage and energy rates.
It is important to note that the upfront cost of installing a tankless hot water heater is typically higher than a traditional tank water heater. However, the long-term savings on energy bills can offset this initial cost over time.
What are the best tankless hot water heaters for electric use?
When it comes to electric tankless water heaters, there are several great options on the market. One of the best performers is the Stiebel Eltron Tempra Plus, which has a range of models to suit different household sizes and needs. This tankless water heater is energy-efficient, easy to install, and provides a reliable and consistent supply of hot water.
Another top pick is the EcoSmart ECO 11, which is a compact and affordable option that can fit in tight spaces. This model is also energy-efficient and has a digital temperature control system for precise adjustments.
For those who are looking for a high-end option, the Rheem RTEX-18 is a powerful and reliable tankless water heater that can provide hot water to multiple outlets simultaneously. It has a sleek design and advanced self-modulating technology that adjusts the energy usage based on demand.
Ultimately, the best tankless water heater for electric use will depend on your specific needs and budget. It is important to research and compare different models before making a purchase to ensure you find the right fit for your home.
What are the most important features to consider when choosing a tankless hot water heater?
When choosing a tankless hot water heater, there are several important features to consider. First and foremost, it is crucial to consider the size and capacity of the unit. The size of the unit should be appropriate for the household's hot water needs, and the capacity should be sufficient to meet the household's demand for hot water.
Another important feature to consider is the energy efficiency of the unit. A high-efficiency unit can save homeowners a significant amount of money on their energy bills, while also reducing their environmental impact.
The type of fuel source the unit uses is also an important consideration. Gas-powered units tend to be more powerful and efficient, but electric options may be more suitable for households without access to natural gas.
Finally, it is important to consider the overall cost of the unit, including installation and maintenance expenses. While a higher-priced unit may have better features and be more efficient, it is important to ensure that the cost is reasonable and that the unit fits within the household's budget.
What is the average cost of a tankless hot water heater?
The average cost of a tankless hot water heater varies depending on the brand, model, and size of the unit. On average, a basic tankless unit can cost anywhere from $500 to $1,000, while a more high-end unit can cost upwards of $2,000 or more. Additionally, installation costs can also vary depending on the complexity of the installation, location, and any necessary upgrades to the electrical or gas systems. It is important to note that while the upfront cost of a tankless hot water heater may be higher than a traditional tank-style unit, the energy savings over time can make up for the initial investment. It is recommended to research and compare different brands and models to find the best fit for your needs and budget.
What is the lifespan of a tankless hot water heater?
The lifespan of a tankless hot water heater depends on various factors, such as the quality of the unit, usage, maintenance, and installation. Generally, a well-maintained tankless water heater can last up to 20 years, which is significantly longer than a traditional tank water heater that lasts for about 10-15 years. However, the lifespan can be affected by factors such as the hardness of the water, frequency of use, and the unit's location. Regular maintenance, such as flushing the unit annually to remove mineral buildup, can extend the lifespan of the tankless water heater. It is also essential to have a professional plumber install the unit to ensure it is correctly sized and installed to prevent premature failure. Ultimately, the lifespan of a tankless water heater will depend on how well it is cared for and how much it is used.