Welcome to our guide on finding the best electric tankless hot water heater in the US. In this article, I will provide an overview of the top-rated electric tankless water heaters, their benefits, and important factors to consider when purchasing one for your home. Whether you're looking for an energy-efficient option, affordable model, or want to compare different brands, we've got you covered. Let's dive in!
Key Takeaways:
- Choose the best electric tankless hot water heater based on factors such as flow rate, fuel type, size, and capacity.
- Consider the benefits of electric tankless hot water heaters, including energy efficiency and on-demand hot water.
- Read reviews and compare different electric tankless hot water heater brands to find the top-rated options in the market.
- Follow our buying guide to make an informed decision when purchasing an electric tankless hot water heater for your home.
- Ensure regular maintenance and consider professional installation for optimal performance and safety.
Best Overall Electric Tankless Water Heater: Ecosmart ECO 27
The Ecosmart ECO 27 is the best overall electric tankless water heater on the market. With a flow rate of 5.27 GPM, it is suitable for medium-sized families and can provide a consistent supply of hot water for multiple fixtures simultaneously. It utilizes energy-saving self-modulating technology, which adjusts the energy consumption based on your hot water needs, resulting in significant energy savings over time.
This electric tankless water heater is easy to install and comes with a limited lifetime warranty for added peace of mind. It is compact in size and can be conveniently mounted on a wall, saving valuable space in your home. The Ecosmart ECO 27 is a reliable and efficient choice for meeting your hot water needs.
Key Features:
- Best overall electric tankless water heater
- Flow rate of 5.27 GPM
- Energy-saving self-modulating technology
- Easy installation
- Limited lifetime warranty
With its impressive performance, energy-saving features, and compact design, the Ecosmart ECO 27 is the top choice for anyone looking for the best overall electric tankless water heater.
Best Budget Electric Tankless Water Heater: Ecosmart ECO 11
The Ecosmart ECO 11 is our top pick for the best budget electric tankless water heater. With a flow rate of up to 3.1 GPM, it is perfect for small households or apartments. Despite its compact size, this water heater delivers consistent hot water on demand, ensuring a comfortable experience for you and your family.
The Ecosmart ECO 11's compact size makes it easy to install, even in tight spaces. Whether you have limited room or want a discreet water heating solution, this unit will meet your needs. Its lightweight design further adds to the convenience of installation, allowing you to quickly set it up without any hassle.
Despite being budget-friendly, the Ecosmart ECO 11 does not compromise on quality. It comes with a limited lifetime warranty, giving you peace of mind and assurance of its durability. With its energy-efficient design, this water heater helps you save on electricity bills while still providing the hot water you need.
Features Specifications Flow Rate Up to 3.1 GPM Size Compact Installation Easy Warranty Limited Lifetime
With its affordability, compact size, and reliable performance, the Ecosmart ECO 11 is the best budget electric tankless water heater option. Enjoy hot water whenever you need it without breaking the bank or sacrificing quality.
Best Hybrid Electric Tankless Water Heater: Bosch Tronic 3000T
When it comes to the best hybrid electric tankless water heater, the Bosch Tronic 3000T is an excellent choice. With a flow rate of up to 3.1 GPM, this unit provides hot water on demand for point-of-use installation. It is especially suitable for small spaces where a whole-house water heater may not be necessary.
The Bosch Tronic 3000T combines the benefits of electric and hybrid technology to deliver an efficient and reliable hot water solution. It offers a compact size, making it ideal for installation in tight spots. Whether you need hot water in your kitchen or bathroom, this hybrid electric tankless water heater is designed to meet your needs.
One of the key advantages of the Bosch Tronic 3000T is its energy efficiency. By only heating water when it is needed, it eliminates standby energy losses associated with traditional water heaters. This not only saves energy but also reduces your utility bills over time.
In summary, the Bosch Tronic 3000T is the best hybrid electric tankless water heater with a flow rate of up to 3.1 GPM and point-of-use installation capability. Its compact size, energy efficiency, and reliability make it a top choice for homeowners looking for a sustainable and space-saving hot water solution.
Features Benefits Hybrid electric technology Combines the advantages of electric and hybrid systems Flow rate of up to 3.1 GPM Provides hot water on demand for point-of-use installation Compact size Perfect for installation in small spaces Energy efficiency Reduces energy consumption and lowers utility bills
Best Condensing Gas Tankless Water Heater: Rinnai RU199iN
The Rinnai RU199iN is our top pick for the best condensing gas tankless water heater. With a flow rate of up to 11 GPM, it can easily supply hot water to multiple fixtures and appliances simultaneously, making it ideal for larger households or commercial applications. Its high-efficiency ratings ensure that you not only have a constant supply of hot water, but also save energy and reduce utility costs.
Key Features:
- Flow rate of up to 11 GPM
- Condensing technology for high efficiency
- Durable design with a long lifespan
- Versatile installation options
- Compatible with cost-effective venting materials
The Rinnai RU199iN offers exceptional performance and reliability. Its condensing technology allows for maximum energy savings by capturing and reusing heat from the flue gases, resulting in higher efficiency ratings compared to non-condensing models. This makes it not only an environmentally-friendly choice but also a cost-effective one in the long run.
Specifications Rinnai RU199iN Flow Rate Up to 11 GPM Energy Efficiency Condensing technology Installation Versatile options Venting Compatible with cost-effective materials Warranty Manufacturer's warranty
With its versatility in installation options, the Rinnai RU199iN can easily fit into various spaces, whether you need a wall-mounted unit or prefer an outdoor installation. Additionally, it is compatible with more cost-effective venting materials such as polypropylene or PVC, allowing for flexible venting configurations.
When it comes to performance, reliability, and energy efficiency, the Rinnai RU199iN is the best condensing gas tankless water heater on the market. Its high flow rate, exceptional efficiency ratings, and versatile installation options make it the perfect choice for any household or commercial application in need of a continuous and reliable supply of hot water.
https://www.youtube.com/watch?v=F-AfoaaV1UM
Best Non-Condensing Gas Tankless Water Heater: Rheem RETEX-36
The Rheem RETEX-36 is the best non-condensing gas tankless water heater available. With a flow rate of 7.03 gallons per minute (GPM), it is capable of meeting the hot water demands of even larger households. One of its standout features is the vent-free installation, which eliminates the need for complex venting systems and makes it easier to integrate into any home.
Superior Performance and Versatility
- The Rheem RETEX-36 offers exceptional performance, providing a continuous supply of hot water whenever you need it. Whether you're taking a shower, washing dishes, or doing laundry, this tankless water heater delivers consistent and reliable hot water.
- With its high flow rate, the RETEX-36 can support multiple hot water fixtures running simultaneously without any loss in water pressure or temperature.
- It also has an impressive temperature range, allowing you to set your desired hot water temperature to suit your preferences.
Reliability and Convenience
- Rheem is a trusted brand known for manufacturing durable and long-lasting water heating solutions. The RETEX-36 is no exception, offering reliable performance and peace of mind.
- Its compact size and vent-free installation make it easy to place in any part of your home, providing flexibility and convenience.
- Additionally, the Rheem RETEX-36 comes with a five-year warranty, ensuring that you are protected against any manufacturing defects or issues.
Key Features Specifications Flow Rate 7.03 GPM Fuel Type Non-Condensing Gas Ventilation Vent-Free Temperature Range Adjustable Size Compact Warranty Five Years
When it comes to choosing the best non-condensing gas tankless water heater, the Rheem RETEX-36 stands out for its exceptional performance, versatility, reliability, and convenience. With a high flow rate of 7.03 GPM and a vent-free installation, it is an excellent choice for households that require a continuous supply of hot water without the need for complex ventilation systems.
How to Choose the Right Tankless Water Heater for Your Home
Choosing the right tankless water heater for your home requires careful consideration of various factors. Fuel type, size, capacity, and features all play a significant role in determining the best option for your hot water needs. Let's explore each of these aspects to help you make an informed decision.
Fuel Type Comparison
The first step in choosing a tankless water heater is to decide on the fuel type. You can choose between natural gas, propane, or electric. Each fuel type has its advantages and considerations. Natural gas and propane tankless water heaters tend to have higher flow rates, making them suitable for larger households with higher hot water demands. Electric tankless water heaters, on the other hand, are more energy-efficient and require less maintenance.
Size, Capacity, and Features Comparison
Next, consider the size, capacity, and features of the tankless water heater. Size refers to the physical dimensions of the unit, so make sure you have enough space to accommodate the chosen model. Capacity refers to the amount of hot water the heater can provide per minute, measured in gallons per minute (GPM). Determine your household's peak hot water usage to select an appropriate capacity. Additionally, consider features such as temperature control, digital displays, and modulating burners for enhanced performance and convenience. Compare these factors across different models to find the best fit for your needs.
Natural Gas Propane Electric Fuel Type Natural Gas Propane Electricity Size Medium to Large Medium to Large Small to Medium Capacity High High Medium Features Digital controls, modulating burners Digital controls, modulating burners Temperature control, energy-saving features Maintenance Regular inspection and cleaning Regular inspection and cleaning Minimal maintenance
Benefits of Using a Tankless Water Heater
A tankless water heater offers several benefits over traditional tank models. One of the key advantages is its energy efficiency. Tankless water heaters only heat water as needed, eliminating standby energy losses. This means that you only use energy when hot water is being used, resulting in significant energy savings over time. Additionally, tankless water heaters have a longer lifespan compared to tank models, providing reliable hot water for many years.
Another benefit of tankless water heaters is their compact size. Unlike bulky tank models that take up valuable space in your home, tankless water heaters are smaller and more streamlined. This allows for flexible installation options, including wall-mounted and outdoor units, making them ideal for homes with limited space.
One of the most significant advantages of a tankless water heater is its ability to provide hot water on demand. With a tank model, you may have to wait for the tank to heat up a full supply of water before it's ready for use. But with a tankless water heater, hot water is available instantly, whenever you need it. Whether you're taking a shower or doing the laundry, you'll never have to worry about running out of hot water again.
Benefits of Using a Tankless Water Heater Energy Efficiency Compact Size Longer LifespanNo Standby Energy LossesOn-Demand Hot Water
Top Brands for Electric Tankless Water Heaters
When it comes to electric tankless water heaters, several top brands offer reliable and efficient options for your home. These brands have established themselves as leaders in the industry, providing innovative features and high-quality products. In this section, we will explore some of the top electric tankless water heater brands: Ecosmart, Bosch, Rheem, and Stiebel Eltron.
Ecosmart
Ecosmart is a well-known brand that focuses on energy-efficient tankless water heaters. They offer a wide range of models with varying flow rates to accommodate different household sizes and hot water needs. Ecosmart tankless water heaters are known for their self-modulating technology, which adjusts the energy consumption based on the hot water demand. This feature allows for significant energy savings and optimal performance.
Bosch
Bosch is a trusted brand in the heating industry, offering a selection of electric tankless water heaters that provide consistent hot water on demand. Their tankless water heaters are known for their compact size and ease of installation. Bosch also offers models with innovative features such as temperature control and modulating burners, ensuring optimal performance and efficiency.
Rheem
Rheem is a renowned brand that offers a range of electric tankless water heaters known for their durability and reliability. Rheem tankless water heaters come in various sizes and capacities to suit different household needs. They offer consistent hot water and have impressive temperature ranges. Rheem also provides excellent warranty coverage, giving homeowners peace of mind.
Stiebel Eltron
Stiebel Eltron is a German brand that has been manufacturing tankless water heaters for over 90 years. They are known for their high-quality craftsmanship and innovative technology. Stiebel Eltron tankless water heaters offer advanced features such as precise temperature control and quiet operation. They are designed to deliver exceptional performance and efficiency.
By choosing a tankless water heater from one of these top brands, you can have confidence in the quality, performance, and longevity of your investment. Consider the specific features and benefits offered by each brand to find the electric tankless water heater that best meets your household's hot water needs.
https://www.youtube.com/watch?v=VPrHhss1la8
Electric Tankless Water Heater Buying Guide
When considering the purchase of an electric tankless water heater, there are several important factors to take into account. These include the power source, flow rate, size, features, and cost. Making an informed decision based on these considerations will ensure that you choose the right tankless water heater for your home and hot water needs.
Power Source
The first decision you will need to make is the power source of your electric tankless water heater. Electric models are powered by electricity, while gas models rely on natural gas or propane. Electric tankless water heaters are often easier to install and maintain compared to gas models. Consider your home's existing energy infrastructure and availability of gas supply when deciding on the power source.
Flow Rate
The flow rate of a tankless water heater refers to the amount of hot water it can provide per minute. Determine your household's peak hot water demand to choose a tankless water heater with an adequate flow rate. Higher flow rates are necessary for larger households or homes with multiple bathrooms and appliances. It is important to note that electric tankless water heaters typically have lower flow rates compared to their gas counterparts.
Size
The size of the tankless water heater is another crucial factor to consider. Electric models are generally more compact and space-saving compared to gas models. Measure the available space for installation and choose a tankless water heater that can fit comfortably in the designated area. It is also important to consider the venting requirements for gas models, as they may require additional space for proper venting installation.
Features
Consider the features offered by different electric tankless water heater models. Look for features such as temperature control, digital displays, and energy-saving modes. Some models may also offer advanced features like Wi-Fi connectivity or smartphone app integration for remote control and monitoring. Prioritize the features that are most important to you and align with your specific hot water needs.
Cost
Finally, take into account the cost of the electric tankless water heater. Electric models generally have a lower upfront cost compared to gas models. However, it is important to consider the long-term cost savings that can be achieved through energy efficiency. Evaluate the overall value and return on investment when comparing different models and their associated costs.
Gas Tankless Water Heater Buying Guide
When considering a gas tankless water heater for your home, there are several factors to take into account. Understanding the power source, flow rate, size, features, and cost will help you make an informed decision. Let's dive into each of these aspects:
Power Source
Gas tankless water heaters can be powered by natural gas or propane. Natural gas is generally more affordable and widely available in urban areas, while propane is commonly used in rural areas or where natural gas lines are not accessible. Consider the availability and cost of the desired power source in your location before making a choice.
Flow Rate
The flow rate refers to the amount of water the tankless water heater can provide per minute. It is essential to choose a unit with a flow rate that can meet your household's hot water demands. Calculate your requirements based on the number and type of fixtures you will be using simultaneously, such as showers, faucets, and appliances.
Size
The size of the gas tankless water heater is an important consideration, especially if space is limited in your home. Measure the available area where the unit will be installed and choose a model that fits comfortably within those dimensions. Additionally, consider the venting requirements for gas tankless water heaters, as they may need additional space for proper ventilation.
Features
Gas tankless water heaters come with a variety of features to enhance their performance and convenience. Some common features include digital temperature control, modulating burners for efficient energy consumption, and self-diagnostic systems for easy troubleshooting. Prioritize the features that are most important to you based on your specific needs and preferences.
Cost
The cost of a gas tankless water heater includes the upfront purchase price as well as the long-term operational expenses. Consider the initial investment, installation costs, as well as any potential fuel cost savings over time. It's a good idea to compare different models and brands to find the right balance between cost and performance.
https://www.youtube.com/watch?v=O3sTs7d3cgk
Natural Gas Propane Availability Widely available in urban areas Commonly used in rural areas Cost Generally more affordable May be more expensive Flow Rate Higher flow rates available Slightly lower flow rates Installation May require professional installation May require professional installation Venting May require additional venting May require additional venting
By considering the power source, flow rate, size, features, and cost, you can choose the right gas tankless water heater to meet your hot water needs efficiently and effectively. Remember to consult with a professional if you have any specific installation or maintenance questions. With the right gas tankless water heater, you can enjoy continuous hot water while saving on energy costs.
Installation and Maintenance Tips for Tankless Water Heaters
Installing and maintaining a tankless water heater is essential for ensuring its optimal performance and longevity. Whether you have just purchased a new tankless water heater or are already enjoying the benefits of one, here are some tips to help you with the installation and maintenance process.
Professional Installation
For proper installation, it is highly recommended to hire a professional plumber or electrician who is experienced in working with tankless water heaters. They will ensure that the unit is installed correctly, taking into account factors such as the fuel source, venting requirements, and electrical connections. Professional installation not only guarantees safety but also helps prevent any potential issues or damage that may arise from incorrect installation.
Regular Maintenance
To keep your tankless water heater in top condition, regular maintenance is necessary. One important maintenance task is descaling, which involves removing mineral deposits that can build up over time. The frequency of descaling depends on the hardness of your water supply, but it is typically recommended to be done annually or semi-annually. Flushing the system is another maintenance step that helps remove any sediment or debris that may accumulate. This can be done using a vinegar solution or a specialized flushing kit. By following these maintenance routines, you can prevent clogs, optimize efficiency, and prolong the lifespan of your tankless water heater.
Venting
Proper venting is crucial for gas-powered tankless water heaters to ensure the safe removal of exhaust gases. It is important to follow the manufacturer's guidelines and local building codes when installing the venting system. Venting can be direct, where the exhaust gases are discharged directly outside, or power vented, where a fan assists in venting the gases. The type of venting required will depend on the model and location of your tankless water heater. Consult a professional to determine the best venting option for your specific setup.
By following these installation and maintenance tips, you can ensure that your tankless water heater operates efficiently, lasts longer, and provides continuous hot water as needed.
Installation Tips Maintenance Tips 1. Hire a professional for installation 1. Schedule regular descaling 2. Follow manufacturer's guidelines 2. Flush the system to remove sediment 3. Ensure proper fuel source connections 3. Check for and repair any leaks 4. Vent the exhaust gases safely 4. Inspect and clean filters
Common Issues and Troubleshooting for Tankless Water Heaters
As convenient as tankless water heaters are, they can encounter common issues that may require troubleshooting. By understanding these issues and knowing how to troubleshoot them, you can ensure your tankless water heater operates effectively. Some of the most common issues include:
- No Hot Water: If your tankless water heater is not producing hot water, check the power supply and ensure it is connected. You should also verify that the temperature settings are correctly adjusted.
- Insufficient Hot Water: If you are experiencing insufficient hot water, it may be due to a low flow rate. Make sure your tankless water heater is sized appropriately for your hot water needs. Additionally, check for any obstructions in the water supply lines or filters.
- Error Codes: Tankless water heaters may display error codes to indicate a problem. Consult your user manual or the manufacturer's website to decode the error codes and determine the necessary troubleshooting steps.
- Sensor Failure: Sensor failure is another common issue that may affect the operation of your tankless water heater. If you suspect a sensor failure, it is best to contact a professional for assistance.
It's important to note that troubleshooting steps may vary depending on the specific make and model of your tankless water heater. Always refer to the manufacturer's guidelines and consult a professional if you are unsure about any troubleshooting procedures.
To summarize, common issues with tankless water heaters include no hot water, insufficient hot water, error codes, and sensor failure. Troubleshooting steps may involve checking power supply, adjusting temperature settings, and consulting the user manual for error code explanations. When in doubt, it is recommended to seek professional assistance for troubleshooting and repairs.
Pros and Cons of Tankless Water Heaters
When considering a tankless water heater for your home, it's important to weigh the pros and cons. Tankless water heaters offer several advantages, including:
- Energy Efficiency: Tankless water heaters are known for their energy efficiency, as they only heat water when it is needed. This eliminates standby energy losses and can lead to significant cost savings over time.
- Space-Saving Design: Unlike traditional tank water heaters, tankless models are compact and take up less space. This can be especially beneficial for smaller homes or those with limited storage areas.
- Longer Lifespan: Tankless water heaters typically have a longer lifespan compared to traditional tank models. With proper maintenance, they can last up to 20 years or more, providing long-term value.
However, there are also some cons to consider:
- Higher Upfront Cost: Tankless water heaters tend to have a higher upfront cost compared to traditional tank models. This may require a larger initial investment, although the long-term energy savings can help offset this expense.
- Potential Flow Rate Limitations: Depending on the size and capacity of the tankless water heater, there may be limitations on the flow rate it can handle. This means that if multiple fixtures or appliances are being used simultaneously, there may be a decrease in water pressure or temperature.
Pros and Cons of Tankless Water Heaters
Pros Cons Energy Efficiency Higher Upfront Cost Space-Saving Design Potential Flow Rate Limitations Longer Lifespan
Ultimately, the decision to switch to a tankless water heater depends on your specific needs and priorities. Consider factors such as energy efficiency, space limitations, upfront costs, and potential flow rate limitations when making your decision. Consulting with a professional can also help you determine the best option for your home.
Conclusion
In conclusion, when it comes to finding the best electric tankless hot water heater for your home, there are several factors to consider. The flow rate, fuel type, size, and capacity are important considerations to ensure that the water heater meets your specific needs.
One of the key benefits of a tankless water heater is its energy efficiency. By only heating water as needed, these units eliminate standby energy losses, resulting in energy savings. Additionally, tankless water heaters have a compact size and longer lifespan compared to traditional tank models.
When purchasing a tankless water heater, it is important to carefully evaluate different models and brands. Consider the features, warranties, and customer reviews to make an informed decision. Regular maintenance, such as descaling and flushing, is necessary to keep the unit running efficiently for years to come.
