Best Tankless Water Heater For Rv (2024 Updated)

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When it comes to finding the best tankless water heater for your RV, there are a few key points that you should consider. First and foremost, you need to make sure that the water heater is compatible with your RV's plumbing and electrical system. You also want to consider the size and capacity of the water heater, as well as its energy efficiency and ease of installation.

Another important factor to consider is the warranty and customer support offered by the manufacturer. This can help ensure that you are able to get the support you need if you encounter any issues with your water heater down the line.

Ultimately, the best tankless water heater for your RV will depend on your specific needs and preferences. Some popular options include the Eccotemp L10, the Camplux 5L, and the Girard Tankless Water Heater. These models offer a range of features and benefits, including compact size, high efficiency, and ease of use.

If you're looking for the best tankless water heater for your RV, it's important to do your research and consider all of these key factors. By taking the time to find the right water heater for your needs, you can ensure that you have a reliable and efficient source of hot water on the road.

10 Best Tankless Water Heater For Rv

1. Girard Rv Tankless Hot Water Heater

The Girard RV Tankless Hot Water Heater is a powerful, efficient, and easy-to-install water heater that is designed specifically for RVs. With a high-performance output of 42,000 BTUs, this continuous hot water heater is capable of delivering optimal performance for RV plumbing. The Girard hot water heater is equipped with a quiet, brushless motor that runs on 12V power, which operates at less than three amps for a nearly noiseless operation.

One of the key benefits of the Girard RV Tankless Hot Water Heater is its ability to maintain a consistent temperature. The onboard microprocessor monitors incoming cold water temperature, flow rate, and outgoing hot water temperature to ensure a steady water flow. Additionally, it regulates the burner to maintain a consistent temperature, preventing cold spots and scalding water.

The Girard RV Tankless Hot Water Heater is highly efficient, consuming only half the LP gas that a six-gallon tank water heater would consume for the same amount of hot water. This means that RVers can enjoy hot water for longer periods of time without having to worry about running out of LP gas.

The Girard RV Tankless Hot Water Heater also features intelligent control, with a digital user control panel that allows users to adjust the temperature setting from 95 to 124°F, toggle between Fahrenheit and Celsius, and get a continuous water outlet temperature reading. The control panel also displays error codes in case of issues, making troubleshooting easy.

Finally, the Girard RV Tankless Hot Water Heater is easy to install. With its lightweight and compact design, it fits in any tank water heater cut-out opening and weighs only 23 lbs. There is no need for bypass plumbing, no tank to drain, and no anode rods to change. This makes it an ideal choice for RVers who want a hassle-free hot water solution.

In summary, the Girard RV Tankless Hot Water Heater is a powerful, efficient, and easy-to-install water heater that is designed specifically for RVs. With its consistent temperature control, intelligent digital control panel, and ease of installation, it is the perfect solution for RVers who want to enjoy hot water on the go.

2. Rv Tankless Water Heater With Remote Control – On Demand Gas Hot Water (Black)

The RecPro RV Tankless Water Heater is a revolutionary product that provides on-demand hot water without any waiting time. This gas water heater is designed to supply a continuous flow of hot water to your faucets or shower, ensuring that you never run out of warm water in the middle of your shower.

One of the key features of this water heater is its forced exhaust structure, which keeps the air safe and clean both during and after it enters the combustion chamber. This feature ensures that the heater operates efficiently and safely, providing you with clean hot water for your needs.

Additionally, the RecPro RV Tankless Water Heater comes equipped with a dust net that prevents any dirt or debris from getting into the tankless water heater. This feature helps to ensure that the water heater remains clean and functional, providing you with hot water for years to come.

Another great feature of this water heater is its low water pressure startup. This feature helps to protect the heater and makes it easier to use, even in low-pressure water systems. With this feature, you can be confident that your water heater will function properly, even in challenging conditions.

The RecPro RV Tankless Water Heater also comes with a remote control that allows you to operate the water heater from a distance. This feature ensures that you can adjust the temperature and flow of hot water to your liking, without having to physically adjust the water heater.

Overall, the RecPro RV Tankless Water Heater is an excellent choice for anyone who wants a reliable and efficient source of hot water for their RV or home. With its advanced features and easy-to-use design, this water heater is sure to provide you with years of trouble-free hot water.

3. Fogatti Gen 2 Rv Tankless Water Heater With Remote Control, 2.9 Gpm, 55,000 Btu, Instashower 8 Plus, High Altitude Performance, Ideal For Everyday Use.

The FOGATTI RV Tankless Water Heater is a high-performance appliance designed for RVers' everyday use. With its second-generation model, it offers an unprecedented experience with a high altitude suitability mode that allows it to run smoothly even when driving the caravan to the high Denver plateau at 9800 feet. The staged combustion technology controls the amount of flame in summer, prevents the water from getting too hot, and saves the limited propane gas available for caravan travel.

One of the best features of this product is that it can replace a wide range of RV water heaters. With an opening of 13 x 13 inches and a door of 15 x 15 inches, it can replace Suburban and Atwood's 6-gallon tank water heaters, as well as Girard and Furrion's tankless water heaters. If you were previously using a 10-gallon tank water heater, it will need to be retrofitted with an 18 x 18 door.

When it comes to hot water supply, the FOGATTI RV Tankless Water Heater does not disappoint. With 55,000 BTU of power, it can produce a maximum of 2.9 GPM of hot water. This means that you can enjoy a continuous supply of hot water for over 20 minutes, unlike some tank heaters that can only store up to 6-10 gallons of hot water and run out in 5-8 minutes.

Another great advantage of this tankless water heater is its instant hot water feature. With tankless water heaters, there is no need to wait for hot water in the middle of the shower, which is a common problem with tanked water heaters. This feature is perfect for RVers who want to save time and enjoy hot water at all times. Additionally, since it uses propane for heating, you don't have to worry about running out of power in your caravan.

The FOGATTI RV Tankless Water Heater also saves you money and trouble. It comes with a pressure relief valve built into the product, so you don't have to buy and install it separately. The product also comes with a 15 x 15 door and an intelligent remote controller up to 2 meters long. This feature makes it easy to control the temperature and flow of hot water from a distance.

Finally, safety and reliability are of utmost importance when it comes to RV appliances. The FOGATTI RV Tankless Water Heater is CSA certified and has multiple protection features such as a built-in forced exhaust fan on top, stable combustion, automatic gas shut-off for accidental flame failure, and anti-freeze to ensure your safety and peace of mind.

In summary, the FOGATTI RV Tankless Water Heater is an excellent choice for RVers who want a reliable, high-performance, and cost-effective water heating solution. With its unprecedented features, wide range of applications, and safety and reliability, it is an ideal appliance for everyday use in your caravan.

4. Furrion 2.4gpm Tankless Rv Gas Water Heater With White 16.14” X 16.14” Door – Fwh09a-1-A

The Furrion 2.4GPM Tankless RV Gas Water Heater with White 16.14” x 16.14” Door – FWH09A-1-A is a high-performance, on-demand hot water solution designed specifically for use in RVs. It boasts a powerful 60K BTU heating power and a 2.4GPM capacity, ensuring a steady supply of hot water even in colder conditions with ambient temperatures as low as 32ºF.

Furrion's Vortex technology ensures that water is consistently mixed to the desired temperature, delivering a reliable and comfortable shower experience. Additionally, dual-sensors automatically shut off power if the temperature exceeds a safe limit, providing an added layer of safety and peace of mind for users.

This water heater is engineered for durability and performance on the road, with Furrion VibrationSmart technology and components designed to withstand intense vibration encountered by uneven terrain. It is also designed to be retrofitted and used as a replacement door for Suburban 4/6 Gallon Water Heater models, with a door that fits the required dimension of 16.14 x 16.14 Inches.

The Furrion RV Gas Water Heater is covered by Furrion's 2-year Warranty, providing users with the assurance that it is built to the highest quality standards. The product dimensions are 12.81 x 12.62 x 20.75 Inches, making it a compact and space-saving addition to any RV.

In the box, users will find 1 water heater, 1 wall controller, and documentation to ensure easy installation and operation.

Overall, the Furrion 2.4GPM Tankless RV Gas Water Heater with White 16.14” x 16.14” Door – FWH09A-1-A is a reliable and high-performance solution for RV users looking for a consistent supply of hot water, even in challenging conditions. Its durability, safety features, and compact size make it an excellent choice for anyone looking to upgrade their RV's hot water system.

5. Bosch Tronic 3000 T 7-Gallon Electric Mini-Tank Water Heater – Instant Hot Water – Mountable On Shelf, Wall Or Floor.

The Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) is a convenient and efficient solution for providing hot water in your home or office. With a 7-gallon point-of-use mini-tank, this water heater fits easily under your sink, providing hot water right where you need it.

Featuring a thermal efficiency of 98%, the Tronic 3000 T is a reliable water source that can be installed vertically or horizontally, depending on your needs. In its vertical orientation, the unit provides 5.1 gallons of water supply, while in its horizontal orientation, it provides a full 7 gallons of water supply.

The Tronic 3000 T is easily hard-wired, providing an on-demand reliable water source for your home or office. With a heating capacity of 1440 watts and a temperature range of 65-145°F max, the unit operates at a pressure of 150 psi and features water fittings of 3/4 inch Male NPT. Electrical requirements for the unit are 12A/Volts 120.

Installation is a breeze, as the Tronic 3000 T can be shelf, floor, or wall mounted. In its vertical orientation, the unit can be wall mounted with the water connections on top using the included bracket. Simply tap into the cold water line and install the water heater directly at the sink to provide hot water.

Overall, the Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) is a convenient, reliable, and efficient solution for providing hot water in your home or office. With its versatile installation options and on-demand water supply, this mini-tank water heater is an excellent choice for anyone looking for a convenient and reliable hot water source.

6. Camplux 2.64 Gpm Rv Tankless Water Heater With Remote Control And Door (Black)

The Camplux RV Tankless Water Heater is a high-performance heating solution designed specifically for use in recreational vehicles. With a heating power of 65000 BTU and a capacity of 2.64GPM, this water heater can deliver hot water on demand, eliminating the need to wait for 20-30 minutes for hot water in the middle of a shower.

One of the standout features of this RV water heater is its easy installation process. It is compatible with retrofit applications, making it an ideal alternative to Suburban & Atwood 4/6 gallon water heater models. This means that it can be easily and conveniently upgraded from traditional, limited capacity tank water heaters.

The Camplux RV Tankless Water Heater also features a thermostatic system that eliminates temperature fluctuations. The appliance is equipped with a temperature fluctuation eliminator that can prevent scalding injuries in case of a sudden rise in temperature due to decreased water flow. This ensures that the bather gets a comfortable bath experience.

Furthermore, the appliance is equipped with an anti-freeze device, which is particularly useful during the winter months. When the outdoor temperature drops below freezing, the unit will automatically heat the water system to 48 degrees Fahrenheit to prevent freezing.

Designed for durability and performance on the road, the Camplux RV Tankless Water Heater can withstand the strong vibrations of uneven terrain during travel. The appliance comes with a door and remote control that makes it easy to use and control. The black finish gives it a sleek and modern look that will complement any RV interior.

In conclusion, the Camplux RV Tankless Water Heater is a reliable and efficient water heating solution for RVs. With its high heating power, easy installation, and safety features, it is a must-have for any RV enthusiast looking to upgrade their water heating system.

7. Camplux 5l Portable Tankless Propane Gas Water Heater For Outdoor Use.

The Camplux 5L Outdoor Portable Water Heater is a highly efficient and safe tankless propane gas water heater that is ideal for use in a variety of outdoor settings such as RVs, camping sites, and barns. The product is CSA safety standard approved, which means it has undergone rigorous testing and meets all necessary safety requirements.

One of the key features of this water heater is its flame failure device, which ensures that the heater will automatically shut off if the flame goes out. This provides an additional layer of safety and protection for users. The anti-freezing protection feature ensures that the residual water is discharged to prevent freezing in cold areas or in case of long periods of non-use. The heater also has over-heating protection, which shuts off automatically when high water temperature protection over 176°F is reached.

The Camplux 5L Outdoor Portable Water Heater is designed to be lightweight and portable, making it easy to carry around. It weighs only 10 pounds and comes with a portable handle for easy transportation. The product can be easily mounted using the mounting bracket on the top/back of the heater, and installation takes only 15 minutes.

With a maximum power output of 28,000btu/hour, the Camplux 5L Outdoor Portable Water Heater provides instant hot water with a flow rate of 1.32 gallons per minute. Users do not need to preheat the water before operating the heater. As soon as the tap is turned on, the water flows at the desired temperature.

The tankless water heater is equipped with a magnetic water flow sensor that allows it to be used in rural areas, RVs, and boats. The heater lights up when water pressure is between 3.0-110 PSI, making it perfect for use in low water pressure situations such as camping or remote cabins.

To ensure safe operation, it is important to follow the manufacturer's instructions carefully. For example, users should not twine Teflon tape between the gas regulator and the gas inlet pipe, as this can cause gas leakage and potentially start a fire. It is also important to always check for gas leakage before operating the heater.

Overall, the Camplux 5L Outdoor Portable Water Heater is a reliable and efficient option for those looking for hot water on-the-go. Its safety features, portability, and ease of use make it a must-have for outdoor enthusiasts and those who need hot water in remote locations.

8. Portable Propane Tankless Water Heater With Overheating Protection, 1.58gpm 6l, Ideal For Outdoor Camping, Rvs, Boats, And Barns (Black Be158b)

The GASLAND Tankless Water Heater is a portable and efficient solution for those looking for hot water on demand. With a maximum output power of 41000 BTU/hour, the heater can produce 1.58 gallons per minute of hot water at a flow rate of 1.58 GPM, with a temperature range of 55.4°F (13°C) to 109.4°F (43°C). It requires only 3.6 PSI of water pressure to start up, making it ideal for off-grid use.

This propane water heater is fueled by a standard 20-pound liquid propane tank and features an electronic ignition that is powered by two D-cell batteries. It is suitable for a variety of applications including camping, RVs, hunting, poolside, washing pets or horses, cleaning a vehicle, or even in a tiny house, greenhouse, or cabin.

The GASLAND Tankless Water Heater is designed with advanced safety features, including protections against overheating, low water flow, dry combustion, freezing, high water pressure, and flame failure. It is CSA certified, meeting both Canadian and American safety standards.

An illuminated LED display shows the temperature of the water to ensure it is neither too hot nor too cold. To prevent gas leaks caused by improper water heater sealing, it is important not to wrap Teflon tape around the gas regulator and gas inlet pipe. It is also vital to inspect the heater for gas leaks before operation.

The GASLAND Tankless Water Heater package includes the heater, a CSA-certified gas regulator and hose, shower head, hardware, adapter, and instruction manual. It is splash-proof and can withstand light drizzle, but it should not be exposed to prolonged exposure to rain or water. During winter, it is recommended to remove the drain plug and store it in a warm, dry location.

Overall, the GASLAND Tankless Water Heater is an excellent choice for those seeking a portable and efficient solution for hot water on demand. With its advanced safety features, easy installation, and suitability for various applications, it is a reliable and convenient choice.

9. Portable Propane Tankless Water Heater With 2 Gpm Flow Rate, Battery-Powered Ignition, Ideal For Camping, Rv, And Hunting.

The EZ 101 Tankless Water Heater is a propane-powered, portable, and point-of-use unit that is ideal for camping, RVing, and hunting trips. With a flow rate of 2.0 gallons per minute (GPM), it can easily provide enough hot water for your needs.

This tankless water heater has a power output of 42,000 British Thermal Units (BTU) and utilizes a 1/2" water and gas connection. It features an electronic ignition system that is powered by batteries, making it convenient to use in remote areas without access to electricity.

Measuring 17.5" tall x 12" wide x 5" deep, and weighing only 11 lbs, this compact unit is easy to transport and store when not in use. It comes complete with a shower head and hose accessory, providing you with everything you need to enjoy hot showers on your outdoor adventures.

Whether you are camping, RVing, or hunting, the EZ 101 Tankless Water Heater is the perfect solution for your hot water needs. Its small size and portability make it easy to take with you wherever you go, while its battery-powered ignition system ensures that you can enjoy hot water even in remote locations.

In summary, the EZ 101 Tankless Water Heater is a propane-powered, portable, and point-of-use unit that provides 2.0 GPM of hot water. It has a power output of 42,000 BTU, utilizes a 1/2" water and gas connection, and features an electronic ignition system that is battery-powered. Measuring 17.5" tall x 12" wide x 5" deep and weighing only 11 lbs, it is easy to transport and store. It comes with a shower head and hose accessory, making it the perfect solution for camping, RVing, and hunting trips.

10. Electric Tankless Water Heater With Remote Control And Digital Display For Home And Rv, 5500w 110v (White, Not Socket Compatible)

This tankless water heater electric model is designed to provide instant hot water with constant temperature at your desired level. With a heating system of 5.5KW, it is capable of supplying hot or warm water throughout your home continuously, without any energy waste or standby energy consumption. It is a cost-effective solution for those who need hot water on demand.

The water heater has a compact design and is as small as an oatmeal box, enabling it to be installed anywhere close to an outlet, without taking up too much space. It can be mounted horizontally, vertically or obliquely, making it ideal for use in homes, schools, hospitals, barbershops, and other commercial establishments.

The unit requires a voltage of AC 110V and wire requirements of 6mm² copper wire (#9 awg wire). The water temperature range of the unit is between 30-55℃, and it cannot be changed to Fahrenheit. The trip switch should be ≥63A; otherwise, it will trip. The applicable water pressure is between 0.04-1.2Mpa. The outlet water temperature depends on the inlet water temperature and water flow. The larger the water flow, the lower the temperature, and vice versa.

This tankless water heater electric model is self-modulating, which means that it automatically adjusts the power based on the change of inlet water flow and temperature. It has an optimal energy efficiency of 98%, which translates into considerable electric charge savings.

The unit's touch control panel and digital temperature display make it easy to set your desired temperature, and it is lightweight and easy to install vertically facing up or down. To start the unit heating, you only need to open the faucet with an activation flow rate of 0.5GPM, and the smart unit will do the rest, providing instant hot water so that you can enjoy it right away.

Overall, this tankless water heater electric model is a convenient and efficient solution for those looking for instant hot water with constant temperature without the need for storing water. It is designed to provide cost savings, optimal energy efficiency, and easy installation, making it a popular choice for homeowners and business owners alike.

Best Tankless Water Heater For Rv FAQs

Are there any specific features to look for when choosing a tankless water heater for an RV?

When choosing a tankless water heater for an RV, there are several features to look for. First and foremost, it's important to ensure that the water heater is specifically designed for use in an RV, as household tankless water heaters may not be compatible with the unique needs and specifications of RV plumbing systems.

Other important features to consider include the size and capacity of the unit, as well as its energy efficiency and ease of installation. Look for models that offer adjustable temperature settings and low flow activation, which can help to conserve both water and energy. Additionally, consider the unit's durability and reliability, as well as any additional features or warranties that may be included. Ultimately, choosing the right tankless water heater for your RV will depend on your specific needs and preferences, so be sure to do your research and compare different models before making a final decision.

How do tankless water heaters compare to traditional RV water heaters?

Tankless water heaters are a newer, more energy-efficient alternative to traditional RV water heaters. They work by heating water on demand, rather than storing it in a tank. This means that you only use energy when you actually need hot water, which can lead to significant savings on your energy bills over time.

In addition, tankless water heaters are generally smaller and more compact than traditional water heaters, which can be a major advantage for RV owners who are often short on space.

However, tankless water heaters can be more expensive upfront than traditional water heaters, and they may require more maintenance over time. They also require a certain level of water pressure to work effectively, so if your RV has low water pressure, a tankless water heater may not be the best choice.

Overall, the decision to choose a tankless water heater over a traditional RV water heater will depend on your individual needs and preferences.

What are the top-rated tankless water heaters for RVs?

There are several top-rated tankless water heaters for RVs, including the Eccotemp L10 Portable Tankless Water Heater, the Camplux 5L Outdoor Portable Propane Tankless Water Heater, and the Girard 2GWHAM On-Demand Tankless Water Heater.

The Eccotemp L10 Portable Tankless Water Heater is a popular choice due to its compact size, easy installation, and energy efficiency. It can provide hot water on demand and has a digital display for temperature control.

The Camplux 5L Outdoor Portable Propane Tankless Water Heater is another great option for RVs. It is lightweight and can be easily mounted on the exterior of the vehicle. It also has a safety shut-off feature and can provide up to 1.32 gallons of hot water per minute.

Lastly, the Girard 2GWHAM On-Demand Tankless Water Heater is a high-end option with advanced features such as freeze protection and a self-diagnostic system. It is designed for use in RVs and can provide up to 2.5 gallons of hot water per minute.

What is the average cost of a high-quality tankless water heater for an RV?

The average cost of a high-quality tankless water heater for an RV can vary depending on the brand, model, and features. Generally, you can expect to spend between $500 and $1,000 for a good quality tankless water heater that is designed specifically for RVs. However, some models can be more expensive, especially if they come with advanced features such as digital controls, remote temperature management, and built-in safety features.

When considering the cost of a tankless water heater, it's important to factor in the long-term savings on energy bills and the convenience of having hot water on demand. Additionally, you should also consider the installation costs, which can vary depending on the complexity of the installation and whether you need to hire a professional plumber or electrician to install the unit. Ultimately, the cost of a tankless water heater for an RV will depend on your specific needs and preferences.

What size tankless water heater is suitable for an RV?

The ideal size of a tankless water heater for an RV depends on the number of people using it, the flow rate of hot water required, and the ambient temperature. Typically, an RV tankless water heater should have a flow rate of 1.5 to 2 gallons per minute (GPM) for a single-person usage and 3 to 4 GPM for multiple people. The recommended power rating for an RV tankless water heater is 30,000 to 50,000 BTU. This capacity is suitable to heat water quickly and efficiently.

The size of the RV tankless water heater should also be considered. It should be compact enough to fit in the limited space available in an RV, without compromising on performance. A compact and efficient tankless water heater can save space and energy while providing an endless supply of hot water. Therefore, it is important to choose a tankless water heater that is the right size for your RV, and that meets your specific needs.

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