Rv Tankless Water Heaters

Sheila Fuller
17 min readSep 1, 2024
Rv-Tankless-Water-Heater-1

If you are an RV enthusiast, you know the importance of having a reliable and efficient water heater on the road. A top-notch RV tankless water heater can make all the difference in your camping experience, from hot showers to cooking with ease. In this article, we bring you a roundup of the best RV tankless water heaters on the market, highlighting their features and benefits to help you make an informed decision. Get ready to upgrade your RV's water heating system and enhance your adventurous lifestyle!

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Reviews

Portable 6L LPG Propane Gas Tankless Water Heater for Outdoor Use

Portable 6L LPG Propane Gas Tankless Water Heater for Outdoor Use | Image

The Tc-home Portable LPG Propane Gas Tankless Hot Water Heater has been a lifesaver for me while camping and during power outages. The first time we used it, we had the challenge of figuring out how to ignite it, but once we got it working, it was smooth sailing. It's amazing to have access to hot water without having to rely on a traditional water heater.

What stands out to me is its portability, compact design, and ease of setting it up. The digital display is clear, making it easy to keep an eye on the temperature. I particularly love that it doesn't require any electrical hookup, which is perfect for emergency situations when power is scarce.

The temperature control is spot on, and it heats up water quickly. The water outlet and gas pipe connections may need adapters for some areas, but overall, it was quite easy to set up.

However, there is one downside - the customer service could use some improvement. I had some issues with finding the right fittings and received little assistance from the company. Additionally, the manual was not very helpful, so users might need to search for tutorials online.

Despite these minor inconveniences, I find the Tc-home Portable LPG Propane Gas Tankless Hot Water Heater to be an incredibly useful and convenient product. Its performance and efficiency make it a valuable addition to any home or camping setup.

RV Tankless Gas Water Heater for Safe and Stable Temperatures

RV Tankless Gas Water Heater for Safe and Stable Temperatures | Image

As someone who's spent countless road trips in an RV, the idea of a Furrion RV Tankless Gas Water Heater instantly caught my attention. The white door with dimensions of 18.11" x 16.14" stands out, adding a touch of simplicity to my mobile living space.

One feature that really stood out to me is the Furrion's Vortex technology, which consistently mixes water to your desired temperature. This ensures that no matter how many water outlets are in use, you won't experience high temperature fluctuations or risk getting scalded by hot water.

The 60K BTU heating power and a 2.4GPM capacity also impressed me, making my morning shower feel like a luxurious spa experience. However, one downside I encountered was the occasional need for a quick reset, which slightly disrupted the smoothness of the heater's performance.

Despite this minor inconvenience, the Furrion RV Tankless Gas Water Heater delivers on its promise of a reliable and efficient water heating solution for those who frequent the open road.

Suburban 5381A ST-42 Tankless Water Heater for Travel Trailers

Suburban 5381A ST-42 Tankless Water Heater for Travel Trailers | Image

The Suburban ST-42 On Demand Water Heater offers an endless supply of hot water, ready for use whenever you need it, thanks to its energy-saving on-demand feature. Its installation is hassle-free, as it arrives prepared with a wall-mounted digital control center. This portable water heater boasts an impressive array of safety features, such as flame out protection and internal temperature sensing.

However, do take note that the access door is sold separately. Overall, this tankless water heater is an excellent choice for RV enthusiasts who prioritize convenience and water temperature regulation in their daily adventures.

Camplux Portable RV Water Heater

Camplux Portable RV Water Heater | Image

I recently had the pleasure of using the Camplux 2.64 GPM RV Tankless Water Heater, and I must say, it made a huge difference in my daily life. I was hesitant at first, considering the mixed reviews, but I decided to give it a try and I am glad I did.

The first thing that stood out to me was the quiet operation. The product description mentions a brushless motor that runs on 12V power, consuming less than three amps. This promise held true as it barely made a sound, allowing me to enjoy my morning routine without disturbance.

Another aspect I appreciated was its energy-saving feature. It consumes half the LP gas when compared to a traditional six-gallon tank water heater. This not only saved me money but also helped me be more environmentally conscious.

However, there was a slight con to its ease of use. I found the installation process to be a bit more complicated than I had anticipated. But with a bit of research and patience, I managed to get it up and running smoothly.

In conclusion, the Camplux 2.64 GPM RV Tankless Water Heater has definitely improved my life in terms of convenience and energy efficiency. Despite the minor inconvenience in the initial setup, the overall experience makes it a worthwhile investment.

Precision Temp RV-550 EC Tankless Propane-Powered Water Heater for RVs

Precision Temp RV-550 EC Tankless Propane-Powered Water Heater for RVs | Image

I recently discovered the Precision Temp RV-550 EC tankless water heater, and it has completely revolutionized my RV lifestyle! The installation process was a breeze, even for someone like me who is not very handy. The compact size and floor venting option saved me a ton of space in my RV, making it a perfect fit.

On those chilly mornings, I no longer have to worry about wasting water by waiting for the cold water to warm up. With the Precision Temp RV-550 EC, I get an endless flow of hot water for my morning shower. The VariFlame technology control system keeps the water temperature constant, ensuring a comfortable shower every time.

One of my favorite features is the energy efficiency. Thanks to its high 55,000 BTUs and built-in freeze protection, I now use up to 50% less propane than I did before. Say goodbye to hefty fuel costs and hello to more hot water!

Despite its smaller size, the RV-550 EC packs a powerful punch, giving me more hot water than traditional water heaters. This means I don't have to worry about running out of hot water, even with a full family in the house.

Overall, I'm thrilled with the Precision Temp RV-550 EC tankless water heater. It has made my RV life more comfortable and hassle-free, and it's definitely worth the investment.

Efficient Electric Tankless Water Heater for Space-Saving and Energy-Efficient Performance

Efficient Electric Tankless Water Heater for Space-Saving and Energy-Efficient Performance | Image

As a reviewer, I've had the pleasure of trying out the Rheem RTEX-04 Electric Tankless Water Heater, and it's been quite an experience. When I first installed it, I was impressed by its compact size; I could fit it easily under my sink without any hassle. Plus, the sleek design complemented my bathroom perfectly.

One of the standout features of this water heater is its unwavering ability to provide endless hot water on demand. Gone are the days of waiting for the shower to warm up or dealing with lukewarm water. This little powerhouse constantly delivers piping hot water, and I appreciate that.

However, there were a couple of issues I faced while using the heater. First, I found that the digital temperature control can be a bit finicky at times. It's great that I can adjust the temperature in increments of 1°F, but sometimes it takes a few tries to get it just right. Secondly, I noticed that the water heater can sometimes get a bit too hot when using it at full capacity, making it uncomfortable to use.

Despite these minor hiccups, I've overall been quite satisfied with the Rheem RTEX-04 Electric Tankless Water Heater. It's energy-efficient, space-saving, and consistently provides hot water when I need it.

Outdoor Portable Propane Tankless Water Heater: Gasland BE158R 1.58GPM 6L

Outdoor Portable Propane Tankless Water Heater: Gasland BE158R 1.58GPM 6L | Image

The Gasland Outdoor BE158R portable tankless water heater offers a convenient and lightweight design for those on the go. With features such as flame failure, anti-freezing, and overheating protection, this water heater ensures safety during use.

It boasts a high power output of 41,000 BTU/Hr and a low water pressure start-up of 2.5 PSI, making it the ideal solution for outdoor hot water needs. Whether you're RV camping or simply require hot water in an outdoor setting, this portable tankless water heater is the perfect companion.

Excel LLC Vent-Free Tankless Propane Water Heater for RVs

Excel LLC Vent-Free Tankless Propane Water Heater for RVs | Image

When I was looking for a portable water heater for my camping trips, I stumbled upon the Excel LLC Vent Free Tankless Propane Water Heater. It promised to be an energy-efficient, convenient solution for people on the go. After setting it up, I was impressed by how easily it heated up water—it required just a flick of a switch to get piping hot water ready for my shower or washing dishes.

However, I also encountered some drawbacks. One issue was that the water heater relied on batteries to operate, and as a frequent camper, I found myself worrying about running out of battery power. Another quirk was the absence of a pressure gauge, making it difficult to determine if the heater was working optimally.

Overall, this Excel LLC water heater was a game-changer for me, providing me with hot water wherever I pitched my tent. Despite the minor inconveniences, I'm glad I got to experience the luxury of hot showers in the great outdoors.

Rheem RETEX-13 Tankless Electric Water Heater for Space-Saving Home Heating

Rheem RETEX-13 Tankless Electric Water Heater for Space-Saving Home Heating | Image

When I decided to upgrade my water heater, I was pleasantly surprised by the Rheem RETEX-13 KW. With its modern design and compact size, it was a no-brainer to fit it under my sink - a space savings that other traditional heaters would have a hard time fitting in. It was easy to install, and the digital screen made it simple to adjust the temperature.

One of the most significant benefits is the energy and cost savings. As I started using the heater, I noticed a significant cutback in my water heating expenses. The self-modulating feature ensures that it only heats water when it's needed, saving even more on my utility bill. I've also found that it heats up quickly, making those long waits for a shower a thing of the past.

However, there has been a minor downside. Although I love the small, compact design, I've noticed that the water flow from some faucets can be a bit slower than anticipated. Thankfully, this is a minor issue, and the savings and ease of use far outweigh it. Overall, the Rheem RETEX-13 KW is a powerful and efficient heating system that's perfect for my home and a testament to how far technology has come in water heating.

Thermomate Tankless Gas Water Heater for Off-Grid Use

Thermomate Tankless Gas Water Heater for Off-Grid Use | Image

As I set off on a road trip, I realized the importance of cleanliness and the need for hot water for practical tasks. Enter the Thermomate Tankless Water Heater, a compact, innovative solution to my problems. Its combustion technology and multiple protection systems ensured safety and energy savings. Using it at a campground, I found it perfect for quick showers, washing dishes, and even washing my dog.

I was especially impressed by the magnetic water flow sensor, which allowed stable water flow even at low water pressure - a boon for those in rural or water-shortage areas. The 'Instant Hot Water On Demand' feature, rated at 1.32 GPM, provided endless hot water whenever I needed it, without any need for preheating. This made it both efficient and energy-saving, saving up to 50% on water heating costs.

Multi-safety protection features like the anti-freezing apparatus saved the heater from freezing damage in cold areas. Its compact, space-saving design with minimal noise output made it a great choice for off-grid locations. The easy installation with 1/2" BSP water fittings and manual water temperature controls made things smooth and hassle-free for me.

The AZ132 propane tankless water heater's ignition with 2 D cell batteries made it ideal for off-grid locations where power was not readily available. The 3/4" GHT connector and female thread were perfect for garden hoses, making it applicable for filling swimming pools or washing baby pets in my garden.

All these features, combined with its lightweight nature, weighing just 10.3 lb, provided me with the convenience and efficiency I required during my journey. Overall, the Thermomate Tankless Water Heater proved to be a reliable and compact travel companion, solving my hot water dilemma in a snap.

Black & Decker Electric Tankless Water Heater - Compact & Energy-Efficient Solution

Black & Decker Electric Tankless Water Heater — Compact & Energy-Efficient Solution | Image

The Black & Decker 27 KW electric tankless water heater is a compact and modern solution for water heating needs. With a digital temperature display, it allows for precise control over water temperature, ensuring a consistent supply of hot water on demand. The unit is designed for easy installation, and its advanced technology saves energy, leading to reduced water heating costs.

One of the standout features of this water heater is its stainless steel, non-corrosive, lead-free internal canisters and piping, ensuring durability and longevity. The product can serve up to 6 applications, including 4 showers and 2 faucets, making it a versatile option for households in warm to hot climates.

However, as with any product, there are both pros and cons to consider. Some users have reported installation challenges, particularly when it comes to electrical connections, and have experienced issues with the unit tripping and requiring frequent resets. Additionally, some users have noted inconsistent water temperatures.

Overall, the Black & Decker 27 KW electric tankless water heater is an energy-efficient and space-saving option for those seeking hot water on demand. With its sleek design and modern features, it's a great choice for small homes or apartments looking for a reliable and long-lasting water heating solution.

Fogatti RV Gen 2 Tankless Water Heater with Instashower 8 Pro

Fogatti RV Gen 2 Tankless Water Heater with Instashower 8 Pro | Image

The Fogatti RV Tankless Water Heater, Gen 2 is a versatile propane-powered unit that boasts a 13 x 13 inch opening for easy installation. With a maximum of 2.9 gallons per minute (GPM) of hot water output, this heater can provide steady supply for over 20 minutes. To tackle temperature fluctuations, the model includes a 21.5-cubic inch constant temperature chamber.

Equipped with a 55,000-BTU Instashower 8 Pro, it's designed for RV use and conveniently comes with a black door and remote controller. Weighing in at just 24.47 lbs, it's easy to transport.

Although it lacks some advanced features like Bluetooth, Wi-Fi, and smart compatibility, the Fogatti heater offers a reliable and powerful solution for campers and RV enthusiasts.

Precision Temp RV 550 NSP EC Tankless Water Heater for RVs and Trailers

Precision Temp RV 550 NSP EC Tankless Water Heater for RVs and Trailers | Image

The Precision Temp RV-550 NSP EC Tankless Water Heater instantly became a game-changer in my RV living experience. Gone are the days of waiting for a small water tank to refill and experiencing quick, cold showers. Instead, this heater delivers an endless flow of hot water, giving my family and me the ultimate comfort we've been craving.

One of the key features that stood out to me is the VariFlame Control technology - it ensures a constant flow of water without any disruptions. This reliability is incredibly reassuring and helps make my camping trips feel like home. And with 55,000 BTUs, the highest hot water output in the industry, it's no wonder this heater generates an endless supply of piping hot water. Not to mention, thanks to the built-in freeze protection, I don't have to stress about frigid weather disrupting my hot water supply.

Furthermore, the NSP EC venting system is a breath of fresh air (literally) in the world of RV water heaters. The 2-inch exhaust pipe and floor venting allow for efficient venting without the need for sidewall penetration. Not only does it eliminate the need for cutting a large opening in the wall, but it also simplifies the installation process.

However, there's also room for improvement. The dimensions might not work perfectly for every RV, and the heater's use of propane may not suit those seeking more eco-friendly options.

Despite these minor drawbacks, the Precision Temp RV-550 NSP EC Tankless Water Heater provides an overall fantastic experience for RVers and anyone seeking reliable, endless hot water for their living environment.

Buyer's Guide

An RV Tankless Water Heater is a great addition to any recreational vehicle, providing hot water on demand without the need for a storage tank. However, with so many options available, it can be overwhelming to choose the right one. In this buyer's guide, we will discuss the important features, considerations, and general advice to help you make the best choice for your RV.

Size and Weight

Consider the size and weight of the RV Tankless Water Heater you are planning to purchase. Make sure it fits within the available space in your RV and is not too heavy to handle during installation and maintenance. Also, consider the storage space required for the heater and any accompanying accessories.

Energy Efficiency

When selecting an RV Tankless Water Heater, energy efficiency should be a top priority. Look for models that offer low standby power consumption and high water flow rates. This will not only save you money on your energy bill but also help the environment by reducing greenhouse gas emissions. Always check the product's Energy Star rating before making a purchase.

Heat Output

The heat output of an RV Tankless Water Heater is measured in BTUs (British Thermal Units). Higher BTU ratings indicate a faster and more efficient heating process. However, if the heater has too high of a BTU rating, it may overheat water, posing a risk of scalding. Choose a heater with the appropriate BTU rating for your RV's hot water requirements.

Fuel Type

There are several fuel types available for RV Tankless Water Heaters, including propane, electricity, and natural gas. Each fuel type has its pros and cons. Propane is the most widely used fuel for RV heating systems due to its portability and ease of use. However, electricity-powered heaters are more energy-efficient and easier to maintain. Natural gas-powered heaters offer excellent efficiency and lower emissions but may not be available in all RV parks.

FAQ

What are the benefits of using an RV tankless water heater?

Tankless water heaters have several advantages compared to traditional ones. They eliminate the storage of hot water, reducing the risk of scalding injuries and saving space in the RV. They also provide continuous hot water, reducing the wait time for your shower or dishes. Additionally, tankless water heaters have a longer lifespan and are more energy-efficient, resulting in cost savings over time.

On the downside, initial installation costs may be higher for tankless water heaters. However, the long-term cost savings and added comfort make them a popular choice for RVers. Furthermore, it is essential to choose a tankless water heater compatible with your RV's electrical and propane systems to avoid any compatibility issues.

How do I install an RV tankless water heater?

Installing an RV tankless water heater can be a complex task and is often best left to a professional. However, if you're confident in your DIY skills, follow these steps:

  1. Ensure you have the proper tools and materials for your specific water heater model. 2. Disconnect your RV's water supply line. 3. Connect the inlet and outlet plumbing to the tankless water heater according to the manufacturer's instructions. 4. Connect the water heater to the RV power system and propane supply. 5. Turn on the water supply line and test the system for leaks.

Remember that each RV water heater installation is different, and this is only a general guide. Always follow the specific user manual provided by the manufacturer. If you're unsure, consult a professional to avoid damaging your water heater or RV. It's always better to be safe than sorry! A proper installation by a professional electrician or plumber will ensure the appliance functions correctly and efficiently.

What are the power requirements for the RV tankless water heater?

RV tankless water heaters typically require between 12 and 24 volts of direct current (VDC) from your RV's electrical system. The specific power requirements vary depending on the model of the water heater, so make sure you consult the user manual or the manufacturer for the exact details. Additionally, the RV water heater may have different power requirements before and after igniting the pilot or electric igniter. It is essential to connect the water heater to the appropriate power source to ensure safe and efficient operation.

Also, always use an appropriate inverter or charger when connecting to a solar power system for the proper conversion and regulation of the power supply. It is vital to follow the manufacturer's instructions and guidelines for the correct power supply connections to ensure the water heater's optimal performance and longevity. Additionally, it's crucial to have proper grounding and bonding for safety and the prevention of possible electrical hazards.

What should I consider when selecting an RV tankless water heater?

Several factors should be taken into account when selecting an RV tankless water heater. First, consider the climate you'll be traveling in. Water heaters that can handle cold water input temperatures are necessary in colder climates. Secondly, the flow rate and capacity must be compatible with your RV and the amount of hot water needed for showers, cooking, etc. The energy-efficiency rating is also crucial as it impacts the long-term costs and environmental impact. Lastly, pay attention to the dimensions and weight of the water heater to ensure it fits in your RV storage area.

It is also critical to choose a reliable brand with excellent customer reviews and product support. Check the warranty conditions and the availability of replacement parts. Remember that the cheapest unit may not always offer the best value, as you may end up spending more in the long run on repairs and replacements due to poor quality.

What is the lifespan of an RV tankless water heater?

The lifespan of an RV tankless water heater can vary significantly depending on the brand, model, and usage. With proper maintenance and repair, high-quality tankless water heaters can last for up to 20 years. However, lower-quality models may only last for 8 to 10 years. Regular maintenance, cleaning, and inspections are essential to extend the lifespan of the water heater. Be sure to follow the manufacturer's instructions for proper maintenance and avoid using harsh chemicals that can damage the heater's components.

It is worth mentioning that tankless water heaters can be affected by the quality and hardness of the water source. In areas with hard water or high mineral content, the lifespan of the water heater might be reduced. Proper water softening or filtering systems might increase the unit's lifespan and prevent potential problems such as mineral deposit buildup and reduced heating efficiency.

What happens if there is a leak in the RV tankless water heater?

In case of a leak in the RV tankless water heater, it is crucial to identify the source and repair the issue immediately to prevent further damage. Start by turning off the power supply to the water heater and locating the leaking area. There might be cracks on the walls, corrosion in the pipes, or loose connections. Once you have identified the problem, make the required repairs, such as patching, tightening, or replacing the damaged parts. Always use the recommended materials and tools for repair, as stated in the water heater's user manual.

If the leak cannot be repaired, consult a professional electrician or plumber for a replacement or upgrade of the water heater system. Remember that continuous usage or excessive temperature variations can put extra stress on the water heater, potentially causing leaks or failures. Regular inspections and maintenance can help detect issues early and prevent costly repairs and replacements in the future.

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