Top 5 Best Tankless Water Heaters in 2023 Reviews

For small-scale domestic hot water, a tankless heater is one of the best options you can think to install. They are ere not cheaper but energy economical that than heater with a storage tank. These heaters operate by heating water directly without storing it. As the cold water passes through the heating elements, it picks the heat as it flows. So when the hot water is turned off, there is no more heating.

The only issue with the tankless water heaters is that they are limited to the amount of water they can heat per given time. Furthermore, these heaters use different type of fuels to heat water. Some are designed for gas, and other utilizes electricity. However, efficiency in gas operated heaters is higher compared to electric ones; they deliver more gallons per minute. Depending on your hot water usage, it is good to determine the correct model which suits your house to avoid overstretching the heater.

Well, depending on the home requirement, choosing right tankless water heater can be a hard nut to crack. Getting the ideal one to serve your need will increase the efficiency and the power utilization. When buying a tankless water heater, some aspects like the type of fuel is the number one consideration. Choosing between gas and the electric heater is essential depending on which is available at cheaper cost. Other include the buying and installation cost. Although tankless water heaters are a bit compact than the tank version, where you intend to install significantly affect the size you are going to choose. These are the top 5 best tankless water heaters in 2021 review you can buy from online.

List of Best Tankless Water Heaters

5. Navien NPE-240S Tankless Water Heater

Navien NPE-240S Tankless Water Heater

Navien’s unit can be used in hotels, health centers, and beauty shops among other places. The unit is easy to setup and has a user-friendly interface with a convertible display from degrees F to degrees C. this front panel also displays the temperature and the water flow rate for added convenience. It weighs only 75lbs and measures roughly 17 by 27 by 13 inches. The water pressure of this unit ranges between 15 – 150 PSI and has a maximum heat capacity of 199,900 BTU per hour.

4. Ecosmart 11Electric Tankless Water Heater

Ecosmart 11Electric Tankless Water Heater

This model can heat up to 2 gallons per minute equivalent to a single shower head or a sink with low inlet water temperature. It is configured as a whole home model for climates where the incoming water temperature is above 67 degrees Fahrenheit. It operates on 57 Amps and a voltage of 240V. The digital temperature control with 1-degree increments gives users total control of the hot water. It weighs only 8.1 pounds and measures approximately 12 by 9 by 3 inches.

3. Navien NPE-180A Tankless Water Heater

Navien NPE-180A Tankless Water Heater

This white unit by Navien has built-in controls that allow easy setting. The front panel command center has a user-friendly interface and displays the water flow rate and the temperature. It is small and compact with a wall-hung design that is ideal for schools, hotels, and restaurants. The unit weighs only 34 kgs, measures 17 by 27 by 13 inches in an estimate, has a water pressure of 150 PSI and maximum heat capacity of 150,000 BTU per hour.

2. Camplux Portable Tankless Water Heater

Camplux Portable Tankless Water Heater

This tankless water heater has low water pressure ignition operating with 2.8 PSI of water pressure. It has an aesthetically pleasing yet simple design. The product has a folding handle for easy portability. It is the best product for small homes, boat houses, campsites, outdoor showers and more. It does not require electricity to operate because it runs on 2D cell batteries. The propane gas pressure is 0.4PSI with a maximum power output of 41,000btu per hour. What’s more, it also works with a 12-volt pump to help get the desired pressure.

1. Wilson Tankless Water Heater

Wilson Tankless Water Heater

This tankless water heater is ideal for camping, outdoors, cabins and sailboat. It is pretty easy to use and comes with a shower head, adapters, and hoses. The Wilson heater weighs only 13 pounds making it light for easy portability. It boasts a sleek and modern design and has an adjustable water temperature from 80 to 150 degrees F.

The heater hooks up easily to a pressure shower and does not require electricity to operate. The unit has an operating range of 20 and 80 PSI. It measures approximately 14 by 11 by 4 inches making it small enough to move from one place to another. You can bring it along when going on a hunting trip or weekend getaway. Further, it is also the best product to use when washing your car, your pet or your boat.