Tankless water heaters have gained popularity among homeowners for their ability to provide hot water on demand while saving energy. These systems heat water directly without needing a storage tank, which can lead to considerable savings on utility bills. However, remember that not all tankless water heaters are created equal, and choosing the right one for your specific needs is essential. This article is designed to guide you through the process of finding the ideal tankless water heater based on our extensive research and analysis.
The best tankless water heaters should be energy efficient, heat water quickly, and operate quietly. They should also be durable and come with a reasonable warranty. With so many models on the market, it can be overwhelming to choose. However, we’ve rigorously tested, analyzed, researched, and compared various models to identify the top ones that offer the most value for money.
Through our testing process, we examined and evaluated the flow rate, temperature rise, energy efficiency, features, and overall performance. We also paid special attention to user-friendly controls, installation flexibility, and the manufacturer’s reputation. Our findings will be presented in this article, guiding you to the best tankless water heater choice that aligns with your specific requirements and preferences.
Best Tankless Water Heaters
Selecting the right tankless water heater for your home is crucial to ensure a constant and reliable hot water supply while maximizing energy efficiency. With a plethora of models in the market, making the right choice can often seem daunting. Through a thorough process of testing and evaluation, we’ve dedicated significant time and effort to identify the top contenders in this category, ultimately making your decision-making process a whole lot easier. Stay with us as we unveil the best tankless water heaters based on our comprehensive research and hands-on testing.
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY
If you’re looking for a reliable and energy-efficient tankless water heater, the Rheem 240V Heating Chamber RTEX-13 is a great option.
Pros
- Provides a constant supply of hot water, making it ideal for households with multiple bathrooms.
- Energy Star certified, which means it meets strict energy efficiency guidelines set by the U.S. Environmental Protection Agency.
- Compact and lightweight, making it easy to install in tight spaces.
Cons
- May not be suitable for households with extremely high hot water usage.
- Installation can be a bit tricky, so it’s recommended to hire a professional.
- The digital display can be a bit confusing to navigate at first.
We’ve been using the Rheem 240V Heating Chamber RTEX-13 for a few weeks now, and we’re impressed with its performance. The tankless design means that we never run out of hot water, even during peak usage times. Plus, the fact that it’s Energy Star certified means that we’re saving money on our energy bills.
One thing to keep in mind is that this water heater may not be suitable for households with extremely high hot water usage. However, for most households, it should provide more than enough hot water.
Another thing to keep in mind is that installation can be a bit tricky. While the water heater itself is compact and lightweight, there are a few additional components that need to be installed. We recommend hiring a professional to ensure that everything is installed correctly.
Overall, we’re very happy with the Rheem 240V Heating Chamber RTEX-13. It’s reliable, energy-efficient, and provides a constant supply of hot water. If you’re in the market for a new water heater, we definitely recommend giving this one a look.
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
If you’re looking for a powerful and efficient electric tankless water heater, the EcoSmart ECO 11 is definitely worth considering.
Pros
- With a flow rate of 3.5 GPM, this unit can provide hot water to two showers and a sink at the same time, making it ideal for small to medium-sized homes.
- The self-modulating technology allows for precise temperature control, ensuring that you get the perfect temperature every time.
- The ECO 11 is Energy Star certified, which means that it meets strict energy efficiency guidelines set by the U.S. Environmental Protection Agency.
Cons
- Some users have reported that the unit’s temperature can fluctuate, especially when multiple appliances are in use.
- The ECO 11 requires a dedicated 200-amp service, which may require additional wiring and electrical work.
- The unit’s digital display can be difficult to read in low light conditions.
We’ve been using the EcoSmart ECO 11 for a few weeks now, and we’re impressed with its performance. The unit’s flow rate is more than enough to handle our household’s hot water needs, and the self-modulating technology ensures that we always get the perfect temperature.
One thing to keep in mind is that the ECO 11 requires a dedicated 200-amp service, which may require additional wiring and electrical work. However, we found that the installation process was relatively straightforward, thanks to the unit’s plug-and-play design.
Overall, we would definitely recommend the EcoSmart ECO 11 to anyone in the market for an electric tankless water heater. Its powerful flow rate, precise temperature control, and energy efficiency make it a great choice for small to medium-sized homes.
Mini Electric Tankless Water Heater 3000W 110V Constant Temperature Instant Hot Water Heater with Remote Control Digital Display On Demand Hot Water Heater
If you’re looking for a reliable and energy-efficient mini tankless water heater, the Mini Electric Tankless Water Heater 3000W 110V is a great option to consider.
Pros
- The 304 stainless steel heating element ensures long-lasting performance and is resistant to scaling and rust.
- The upgraded remote control allows for easy operation and temperature adjustment from anywhere in the room.
- The digital display shows the temperature and other important information at a glance.
Cons
- The heating power is not as strong as some other mini tankless water heaters on the market.
- The installation process may require some trial and error to get the water flow just right.
- The price point may be a bit high for some budget-conscious consumers.
We’ve used the Mini Electric Tankless Water Heater 3000W 110V for several weeks now, and we’re overall satisfied with its performance. The 304 stainless steel heating element is a standout feature, as it ensures that the heater will last for years to come. The upgraded remote control is also a nice touch, as it allows us to adjust the temperature without having to get up from our seats.
One thing to keep in mind is that the heating power may not be as strong as some other mini tankless water heaters on the market. This means that it may take a bit longer to heat up the water, especially if you’re using it for multiple appliances at once. However, we’ve found that it works well for our needs, and we haven’t had any issues with the temperature dropping unexpectedly.
Overall, we would recommend the Mini Electric Tankless Water Heater 3000W 110V to anyone in the market for a reliable and energy-efficient mini tankless water heater. While it may be a bit pricey for some consumers, we believe that the features and performance make it worth the investment.
Rheem RRTGH95DVLN3701177 Rheem RTGH Series 9.5 GPM 199,900 BTU 120 Volt Residential Indoor Natural Gas Tankless Water Heater Stainless Steel
If you’re looking for a reliable and efficient tankless water heater, the Rheem RRTGH95DVLN3701177 Rheem RTGH Series is a great option.
Pros
- The condensing technology of this water heater provides an efficiency of up to 95% AFUE, making it one of the most efficient models on the market.
- With a maximum output of 9.5 GPM, this water heater can provide a steady supply of hot water for multiple applications throughout your home.
- The compact size of this water heater makes it easy to install in tight spaces, and the front and top venting options provide added flexibility for installation.
Cons
- Some users have reported issues with the gas pressure regulator, which may require professional repair.
- The electronic ignition system may malfunction, requiring replacement of the igniter.
- The temperature control dial may be difficult to read, making it challenging to set the desired temperature.
Overall, we highly recommend the Rheem RRTGH95DVLN3701177 Rheem RTGH Series for anyone in the market for a reliable and efficient tankless water heater. With its condensing technology, high maximum output, and flexible installation options, this water heater is sure to meet all of your hot water needs.
Rheem 18kW 240V Tankless Electric Water Heater
If you’re looking for a reliable and efficient water heater, the Rheem 18kW 240V Tankless Electric Water Heater is definitely worth considering.
Pros
- The 99% thermal efficiency of this water heater is impressive, and it can provide a constant supply of hot water for your household needs.
- The compact and wall-mountable design of this water heater makes it a great choice for those who are short on space.
- The Rheem Prestige Series Tankless Water Heater comes with a 12-year limited warranty, which gives you peace of mind and protection against any defects in materials or workmanship.
Cons
- The installation process for this water heater can be a bit complicated, and it’s recommended that you hire a professional to do it for you.
- The initial cost of this water heater can be a bit high, but the energy savings and long-term benefits make it a worthwhile investment.
- Some users have reported that the temperature control of this water heater can be a bit finicky, and it may take some trial and error to get it just right.
Overall, we highly recommend the Rheem 18kW 240V Tankless Electric Water Heater to anyone who is in the market for a reliable and efficient water heater. With its impressive thermal efficiency, compact design, and long-term warranty, this water heater is definitely a great choice for any household.
Buying Guide
When looking for the best tankless water heater, there are several factors to consider. We have used and tested various models to identify the critical features that make a tankless water heater stand out. Here are some of the factors to consider:
Energy Efficiency
One of the most critical factors to consider when purchasing a tankless water heater is its energy efficiency. Tankless water heaters are designed to provide hot water on demand, and their energy efficiency is measured by the amount of energy required to heat the water. Look for a water heater with an Energy Star rating to ensure that it meets the minimum energy efficiency standards.
Flow Rate
Another important factor to consider is the flow rate of the water heater. The flow rate determines the amount of hot water that the heater can produce at a given time. If you have multiple bathrooms or a large family, you will need a water heater with a high flow rate to meet your hot water needs.
Fuel Type
Tankless water heaters can be powered by different types of fuel, including natural gas, propane, and electricity. Consider the type of fuel that is available in your area and the cost of the fuel when choosing a water heater. Natural gas and propane are typically more affordable than electricity, but they may not be available in all areas.
Installation
The installation process for a tankless water heater can be complex, and it is essential to choose a model that is easy to install. Look for a water heater that comes with a detailed installation manual and is backed by a reputable manufacturer.
Price
Finally, consider the price of the water heater. Tankless water heaters can be more expensive than traditional tank water heaters, but they offer several benefits, including energy efficiency and a longer lifespan. Consider your budget and the features that are most important to you when choosing a water heater.
In summary, when choosing the best tankless water heater, consider the energy efficiency, flow rate, fuel type, installation process, and price. By taking these factors into account, you can find a water heater that meets your hot water needs and provides years of reliable service.
