5 Best Electric Tankless Water Heaters For RV – Reviews of Top Performers

My RV is no less than a second home to me, where I can enjoy the comfort of warm and hot water. Thanks to the best electric tankless water heaters for RV that have given my family and me an infinite supply of hot water for many years. I love it not only for giving me hot water when I am camping, but also it has other excellent features like ease of installation, energy-efficient operation, and a highly compact unit. Therefore, installing it inside your RV will save you a considerable place. The temperature regulation of this heater is admirable.

If you are also looking forward to a tankless water heater for installation at your RV, you need to be careful because there are different heaters available that claim excellent features. However, you should opt for the heaters that are tested and trusted. If you are wondering where to find such tankless water heaters, then there are no worries because we are here with a detailed account of the top-notch heaters best for installing inside your RV. Therefore, please continue reading to know more!

Best Electric Tankless Water Heater For RV | Reviewing the Top-Notch Products

1. EcoSmart 8 KW Self Modulating Technology Electric Tankless Water Heater – Best On Demand Water Heater

Ecosmart 8 KW Electric Tankless Water Heater

EcoSmart 8 KW Self Modulating Technology Electric Tankless Water Heater is the real champion among the electric tankless heaters because it has remained unbeatable for durability, user-friendly operation, and energy-efficient design. I have been using this best electric tankless water heater for RV for quite some time, and I love it for the excellent construction design based on the highly efficient heating elements. These elements are the threaded ones, and you will ease replacing them.

With the highly compact and lightweight body, you will be able to install it in the tightest places in your home, office, or RV. Thanks to the space-saving design with the 3.7 inches x 8 inches x 11.5 inches (L x W x H) and 4.75 pounds. With the water flow output of 0.3 gallons per minute (GPM), you will never have to use cold water because the hot water will start flowing as soon as you open the tap. The instantaneous supply of hot water is attributable to the self-modulation technology, which is appropriately patented.

Another praise-worthy feature of this electric tankless water heater that has gained positive and highest rating on the Amazon is the excellent temperature regulation. It is capable of warming the water without any fluctuations in the range of 80 to – 140° F. In addition, you will be able to make considerable savings because of the energy-efficient design of this tankless water heater. The costs incurred on heating with this tankless heater comply with the standards of the Department of Energy, U.S.

Pros
  • Lightweight and compact body
  • Matchless durability
  • Energy-efficient and eco-friendly design
Cons
  • Complicated installation

If you are an active camper taking your RV to different sites, then you should enjoy the comfort associated with the warm and hot water. The good news is that you can attain this warmth by purchasing a high-quality tankless water heater like EcoSmart 8 KW. This tankless water heater is a masterpiece for regulated heating, energy-efficient operation, and user-friendly design. Therefore, we strongly recommend you purchase it to enjoy all the benefits associated with it.

 

2. Bosch Electric 9.5 kW – US9 – Tankless Water Heater

Bosch Electric Tankless Water Heater

Bosch Electric 9.5 kW – US9 Tankless Water Heater has left behind the market-worthy competitors with its excellent performance, which can be associated with different features like safety-inspired design, Energy Star certification due to its energy efficiency, and highly compact size. This best electric tankless water heater for RV has remained in my use for quite some time, and I love it for its flawless performance in providing a constant stream of hot water while I am outdoors. Thanks to the Bosch manufacturers for using a copper heat exchanger.

This solid heat exchanger made from high-quality copper is known for increasing the life span of this electric tankless water heater. Therefore, if you purchase this heater, we can assure you that it will be accompanying you for many years. Another mention-worthy feature of this heater is its sleek and compact design. You will be at ease adjusting this heater in the tightest corners of your RV because it has dimensions of 12.25 inches x 3 inches x 6.5 inches (L x W x H). In terms of the weight, it is only 5 pounds. Therefore, it is perfect for your RV.

If you are curious about power and energy consumption, we have good news for you. By purchasing this incredible heater, you will be able to save money because its energy-saving efficiency is 98% compared with the conventional heaters available on the market. Therefore, this is the best option to go for your RV. In addition to this, this tankless water heater from the Bosch manufacturers is prepared with a versatile design, and thus you can use it in your home, office, and other places besides your RV.

Pros
  • Space-saving design
  • Longer life span
  • Energy efficiency
Cons
  • Thermostatic configuration missing

If you have tried a wide range of gas-based tankless water heaters in your RV, but the gas costs are driving you crazy, then why not consider purchasing the highly economical electric heater? We are indicating the Bosch Electric 9.5 kW, which will give you an endless hot water supply. In addition, you will enjoy other imminent features like energy efficiency, safety enhanced design, protection from overheating, and multi-purpose functionality. Therefore, we suggest you not miss this fantastic heater.

 

3. Stiebel Eltron 220816 Mini 3 Tankless Water Heater – Best Electric Water Heater for RV

Stiebel Eltron Mini 3 Tankless Water Heater

Stiebel Eltron 220816 Mini 3 Tankless Water Heater is the true example of perfection in terms of performance as well as versatility because it offers you features like compactness and sleekness, energy efficiency, and remarkably durable design. If you opt for this best electric tankless water heater for your RV, you will be enjoying an endless supply of hot water because this heater has an efficient heat loss prevention mechanism when compared with the conventional heaters available on the market.

This heater is Germany-based and has amazed the users due to its higher performance and longer lifespan. I am highly impressed with its compact and space-saving design with the dimensions of 6.5 inches x 3.75 inches x 7.5 inches (L x W x H). It weighs 3.44 pounds. You will not face any issues in terms of the installation because the Stiebel Eltron manufacturers have made it with the pre-wired pigtail. This pre-wired pigtail, in addition to the clear instructions, will make you install it inside your RV with ease.

Another unique feature of this fantastic electric heater is its heating element composition. The heating elements of this heater are made with superior grade material, which efficiently eliminates the heat losses. In this way, you will be doing considerable savings on energy. There is a flow switch that controls the functioning of the heating elements. In terms of safety, this heater is unbeatable because the manufacturers have made it with the safety high-limit, and there is a manual option available for you to reset it.

Pros
  • Ease of installation
  • Elegant appearance
  • Varied mounting options
Cons
  • Temperature controllability missing

Different electric tankless water heaters available on the market will amaze you with their performance; however, Stiebel Eltron 220816 has left them all behind because of their high performance. By purchasing this incredible heater for your RV, you will be able to enjoy an infinite supply of hot water, energy-saving, and ease of installation. Based on my experience with this fantastic heater, I strongly recommend you invest your money in it so that you can enjoy the features it offers.

 

4. Ecosmart ECO Electric Self Modulating Technology Tankless Water Heater – Electric Tankless Water Heater for RV

Ecosmart Eco Electric Tankless Water Heater

The environmentally friendly operation, excellent heating potential, greater hot water output, and compactness are some of the distinctive features of the Ecosmart ECO Electric Self Modulating Technology Tankless Water Heater. In addition to these characteristics, you will be excited to learn that this best electric tankless water heater for RV offers you 99% energy efficiency compared with the conventional electric tank-based heaters on the market. Therefore, purchasing this heater for your RV will be an act of utter wisdom.

When I installed this electric water heater in my RV, I enjoyed an endless stream of hot water. Thanks to the EcoSmart manufacturers for making this unit excellent temperature monitoring features. In addition to temperature regulation, the flow rates are also exceptionally leading to energy efficiency. With the 10.98 pounds and 3.63 inches x 17 inches x 17 inches (L x W x H), you will be able to install it inside your RV and save considerable place. Despite its smaller size, it will be fantastic for you with its high performance.

Another praise-worthy feature associated with this fantastic electric tankless water heater is its excellent durability. If you purchase this best companion for your RV, then we can assure you that this heater will be accompanying you for many years as it does in our case. We should be grateful to the manufacturers of this heater for making it with the premium-grade construction materials that add to its lifespan. Significantly, the heating elements of this heater are made with high-quality copper to make you enjoy its high performance for a long time.

Pros
  • Lightweight and compact body
  • Excellent temperature maintenance
  • Extended warranty duration
Cons
  • Slightly expensive

Ecosmart ECO Electric is jam-packed with features that are difficult to find in another single electric tankless heater available on the market. Therefore, we strongly recommend you invest your money in this fantastic heater. By opting for this tankless heater, you will enjoy hot showers in your RV because it has the most efficient heating elements which work with the perfect energy efficiency. In the long term, this tankless water heater will benefit you. Therefore, go for it, you will love it!

 

5. Thermoflow 12KW 240V CSA Certified Tankless Water Heater Electric – Tankless Water Heater for Travel Trailer

Thermoflow Tankless Water Heater

Thermoflow 12KW 240V CSA Certified Tankless Water Heater Electric is the best electric tankless water heater for RV because it is matchless for its excellent durability, maximum energy efficiency, and remarkably higher water output. Therefore, if you purchase this heater for your RV, you will be experiencing a comfortable journey because hot water will always be available for you.

In addition to these features, you will also be glad that this heater comes with an ultra-compact unit with the dimensions of 13.6 x 7.9 x 4.8 inches, and it weighs 6.93 pounds. With the hot water flow rate of 2.34 gallons per minute (GPM), you and your family will be at ease enjoying the hot water supply. There are minimum heat losses saving energy.

Furthermore, this electric tankless water heater is admirable for its highly durable construction design. Indeed, this strength and the longer life span of this heater are associated with superior grade construction materials. The makers have adopted aluminum for making its frame and out body. At the same time, the heating elements are made with copper.

Pros
  • Steady temperature maintenance
  • Extended warranty duration
  • Remarkable water output
Cons
  • Complicated installation

If you have tried a wide range of electric water heaters operating without a tank, but still you are not happy with their performance, then you need to go for a trusted heater like Thermoflow 12KW. This heater’s highly powerful operation, energy efficiency, and the economic price will blow your mind. Therefore, we strongly recommend you purchase it.

 

Read Also:

Pre-Purchase Considerations for Electric RV Tankless Water Heater

After reading the details of the top-notch electric heaters in the review section, we hope you will now be in a better position to opt for the best electric tankless water heater for your RV. The heaters that we have just shared with you are all tested by our team during several experiments. However, if you still have any confusion about finalizing your purchase, we have compiled these top tips and tricks for you. Therefore, read them and keep them in mind!

The Capacity of the Electric Heater

When you decide on an electric heater for your RV, you need to check its capacity, but before that, you need to be clear about your need for hot water. For example, if you like solo RV trips, an electric heater with a lower hot water output will be enough for you, such as those with lower capacity, like 0.4 gallons per minute (GPM). However, if you love travelling in your RV with your family and friends, smaller capacity heaters definitely won’t satisfy your needs. Therefore, you need to be clear in this regard.

Safety Comes First!

Another important pre-purchase consideration that you should not forget while purchasing an electric heater for installing inside your RV is the safety that it offers you. We strongly suggest you always opt for the heating units with a safety-inspired design in terms of protection from overheating, anti-freeze, and sparking. In this way, you will be enjoying an endless supply of hot water with safety and without any fear of harm.

FAQs

Is installing an electric water heater without a tank inside your RV safe?

Yes, why not. Several RV enthusiasts are installing high-quality electric water heaters without tanks to enjoy hot showers while they are camping. In this regard, you can purchase a premium grade unit like Thermoflow 12KW 240V CSA Certified Tankless Water Heater Electric. This heater offers you excellent temperature regulation and durability.

What is the best electric tankless water heater for RV to consider for opting in 2022?

We have experimented on a wide range of the top quality electric tankless water heaters for RV and luckily we found a wide range of units that outperformed the others available on the market. In this regard, the top unit that we found is the EcoSmart 8 KW Self Modulating Technology Electric Tankless Water Heater. By purchasing this heater, you will enjoy an endless supply of hot water in your RV.

Which pre-purchase considerations are important while purchasing an electric tankless water heater for RV?

There are different pre-purchase considerations that you should not forget while buying a tankless water heater for installing inside your RV. In this regard, you should look for weight, dimensions, capacity, ease of installation, ease of operation, installation requirements, hot water output, and price.

Final Thoughts

Enjoy the perks of the hot showers inside your RV by purchasing the best electric tankless water heater for your RV. We hope after reading this review and buyer’s guide, you will be in a better position to opt for a top-quality tankless water heater. We have also specified our choice to the top two heaters and they are:

Thank you for reading this review and buyer’s guide till the end. We will love to see your thoughts and suggestions in the comment box. Therefore, don’t forget to share them with us. Take care!

Adam

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