Top 10 Reviews of the Best Tankless Water Heater for Rv Use

As an Amazon Associate, I Earn from Qualifying Purchases. Read Disclaimer

When it comes to selecting the best tankless water heater for RV, it’s essential to consider factors such as efficiency, size, and ease of installation. Tankless water heaters provide an endless supply of hot water, making them ideal for recreational vehicles where space is limited. Major brands offer models specifically designed for RV use, optimizing energy consumption to ensure that you don’t drain your battery or deplete your propane too quickly.

Look for units with a good flow rate, typically measured in gallons per minute (GPM), to ensure they can meet your hot water needs effectively. Additionally, many modern tankless water heaters are compact and lightweight, allowing for easy installation in tight spaces within your RV. Brands like Suburban and Atwood are popular choices among RVers for their reliability and performance. Investing in the best tankless water heater for RV can significantly enhance your camping experience by providing consistent hot water for showers and cleaning needs.

1. FOGATTI Tankless RV Water Heater 66,000 BTU

FOGATTI RV Tankless Water Heater, 66,000 Highest BTU, 0.5-3.9 GPM Energy-Efficiency, Built-in Mixing Tank, 15x15 Inches Gray Door, Remote Controller, Ideal for Everyday Use by RVers, InstaShower Ultra

The FOGATTI Tankless RV Water Heater boasts an impressive heating capacity of 66,000 BTU, making it an ideal choice for travelers who prioritize efficiency and convenience. This unit is designed to deliver an endless supply of hot water, ensuring that you can enjoy long, warm showers even during extended road trips. Its compact design allows it to fit seamlessly into your RV, maximizing space without sacrificing performance.

Installation and operation of the FOGATTI tankless water heater are straightforward, thanks to its user-friendly interface and comprehensive manual. The digital display provides real-time temperature readings, allowing you to customize your water temperature according to your preferences. Moreover, it is equipped with multiple safety features, including overheat protection and flame failure detection, which enhances overall peace of mind while on the road.

Another standout feature is its energy efficiency. By only heating water when needed, the FOGATTI unit saves on fuel costs, making it an eco-friendly choice for RV enthusiasts. Whether you’re camping in remote locations or parked at a campground, this tankless water heater guarantees that you won’t run out of hot water when you need it most.

Pros

  • High heating capacity of 66,000 BTU for on-demand hot water.
  • Compact design ideal for RVs with limited space.
  • User-friendly digital display for easy temperature control.
  • Safety features such as overheat protection and flame failure detection.
  • Energy-efficient operation, saving on fuel costs.

Cons

  • Requires professional installation for optimal performance.
  • Initial setup may be complex for some users.
  • Price point may be higher than traditional water heaters.
  • Limited availability in some regions.

Check Price on Amazon

2. Ranein GEN II 65,000 BTU RV Tankless Water Heater

2025 GEN II Ranein On-Demand 65,000 BTU RV Tankless Water Heater, 12V Powered, High Altitude Ready, CSA Approved, With Multi-Function Controller, Works with All RV Models

The Ranein GEN II 65,000 BTU RV Tankless Water Heater is a remarkable solution for those seeking reliable and efficient hot water on the go. Designed specifically for RV use, this tankless water heater delivers a powerful output, ensuring warm water when you need it most. Its compact design allows for easy installation in limited spaces, making it an excellent choice for travelers and camping enthusiasts.

One of the standout features of the Ranein GEN II is its instantaneous heating capability. It heats water on-demand, meaning you won’t run out of hot water in the middle of a shower. Additionally, the unit is equipped with advanced safety features, including an auto shut-off function, which provides peace of mind while using it in your RV. The energy efficiency is also worth mentioning, as it helps maintain your fuel consumption, making it cost-effective in the long run.

Installation is straightforward, and the user-friendly controls make it easy to operate. With its durability and solid construction, the Ranein GEN II promises longevity and reliable performance. Whether you’re parked at a campground or off-grid, this tankless water heater is designed to meet your needs and enhance your RVing experience.

Pros

  • Instantaneous hot water on-demand
  • Compact design for easy installation
  • Advanced safety features
  • Energy-efficient performance

Cons

  • May require professional installation for optimal performance
  • Higher initial cost compared to traditional water heaters
  • Limited flow rates in high-demand situations

Check Price on Amazon

3. GIRARD 12V Tankless RV Water Heater

GIRARD Tankless RV Water Heater, 12V Power, 42,000 BTUs, Quiet Operation, Onboard Microprocessor, Digital User Control Panel, Freeze Protection, Easy Installation - 2022107534

The GIRARD 12V Tankless RV Water Heater is an impressive contender for the best tankless water heater for RVs on the market today. With its sleek design and efficient performance, this unit provides endless hot water on-the-go, making it an essential addition to any camper’s setup. Operating on a low 12-volt power supply, it is designed to minimize energy consumption while maximizing convenience.

One of the standout features of the GIRARD water heater is its ability to deliver hot water at a consistent temperature, regardless of water flow rate. This means you can take a long shower or wash dishes without worrying about sudden temperature fluctuations. The compact design ensures easy installation in tight spaces, making it suitable for even small RVs.

Moreover, GIRARD’s commitment to quality means that users can expect durability and long-lasting performance from this unit. It’s built to withstand the rigors of travel and is resistant to rust and corrosion, which enhances its longevity. Overall, this tankless water heater offers a blend of efficiency, reliability, and ease of use, making it a top choice for RV enthusiasts.

Pros

  • Endless hot water supply, perfect for RV use.
  • Low energy consumption with a 12V power requirement.
  • Compact design for easy installation in various RV models.
  • Consistent water temperature during use.
  • Robust and durable construction for long-lasting use.

Cons

  • Initial installation may require professional assistance.
  • Can be more expensive than traditional RV water heaters.
  • Requires proper maintenance for optimal performance.
  • May not heat water as quickly in extremely cold conditions.

Check Price on Amazon

4. Ranein 65,000 BTU Tankless RV Water Heater

Ranein 65,000 BTU RV Tankless Water Heater, High Altitude Available, 12V, CSA Certificated, with Multi-function Controller, On Demand Instant Hot Water Heater, Compatible with all RVs

The Ranein 65,000 BTU Tankless RV Water Heater stands out as a leading choice for RV enthusiasts seeking an efficient and reliable hot water solution. This model boasts a powerful heating capacity of 65,000 BTUs, providing hot water on demand without the limitations typical of traditional tanked units. Its compact design also ensures that it fits seamlessly into various RV setups, making it an ideal choice for travelers.

One of the key features of the Ranein unit is its energy-efficient operation. Unlike conventional heaters that continuously heat water, this tankless model heats water as you need it, significantly reducing energy waste. Additionally, the heater’s quality construction means it can withstand different climates, ensuring consistent performance whether you’re parked in the mountains or by the beach.

Ease of installation adds to the appeal of this Ranein water heater. Many users report that they can install it themselves with minimal tools, which saves time and additional expenses. With safety features such as overheating protection and flame failure detection, users can enjoy peace of mind during their adventures.

Pros

  • Highly efficient with 65,000 BTU capacity
  • Compact and suitable for various RV sizes
  • On-demand hot water minimizes energy waste
  • Easy installation process

Cons

  • Initial cost may be higher than traditional heaters
  • Requires adequate ventilation during operation
  • May need professional assistance for some setups

Check Price on Amazon

5. Poukaran 65,000 BTU Tankless RV Water Heater

Poukaran 65,000 BTU RV Tankless Water Heater, High Altitude Available, DC 12V CSA Certificated, with 15 x 15 inch Black Door, On Demand Instant Hot Water Heater, Compatible with all RVs

The Poukaran 65,000 BTU Tankless RV Water Heater stands out as one of the best options for RV enthusiasts seeking limitless hot water on the go. Designed to deliver on-demand heating, this tankless water heater ensures that you never run out of hot water, regardless of your travel destination. With its compact size, it is perfect for RV installations, maximizing space without compromising performance.

One of the most impressive features of the Poukaran model is its efficient heating capability. At 65,000 BTU, it heats water quickly, making it perfect for showers, dishwashing, and other needs while you’re camping or traveling. The digital display is user-friendly, allowing for easy adjustments and monitoring of water temperature, which is convenient when living in close quarters.

In terms of installation, the Poukaran Tankless Water Heater is relatively straightforward, with comprehensive instructions provided. However, it is recommended to have a professional handle the installation if you are not familiar with plumbing and electrical work. This will ensure optimal operation and prevent any potential leaks or issues down the line.

Pros

  • Efficient on-demand heating
  • Compact design fits well in RVs
  • User-friendly digital display
  • Consistent and reliable hot water supply

Cons

  • Installation may require professional help
  • Higher initial cost compared to conventional heaters

Check Price on Amazon

6. APUS Tankless RV Water Heater, 68,000 BTU Propane, 3.9 GPM

APUS RV Tankless Water Heater, 68,000 BTU Propane Gas On Demand Instant Hot Water Heater with White Door, 12V, 3.9 GPM, High Altitude Available, Multi-function Controller, Compatible with All RVs

The APUS Tankless RV Water Heater stands out as a strong contender for the best tankless water heater for rv enthusiasts. With a robust heating capacity of 68,000 BTUs and a flow rate of 3.9 GPM, this unit effectively meets the needs of travelers requiring hot water on-the-go. Its compact design is ideal for RV spaces where every inch counts, while its efficient performance ensures you won’t be left in chilly discomfort after a long day of adventures.

Installation is relatively straightforward, making it accessible even for those who might not have extensive plumbing experience. The propane-powered system provides consistent hot water, which is essential for daily tasks such as showering and dishwashing. The digital temperature control is a nice touch, allowing users to easily adjust the water temperature to their preferred setting.

One of the standout features of the APUS model is its safety mechanisms, including an anti-freezing function that protects the heater in colder conditions. Additionally, its stainless steel construction promises durability, making it a reliable choice for frequent travelers. This quality ensures that the heater will last for many adventures without significant maintenance.

Pros

  • High heating capacity of 68,000 BTUs.
  • Compact design suitable for RVs.
  • Easy installation process.
  • Digital temperature controls for convenience.
  • Durable stainless steel construction.

Cons

  • Requires a propane supply, limiting availability in some areas.
  • Initial setup may need professional assistance for some users.

Check Price on Amazon

7. VEVOR Tankless RV Water Heater with Remote Controller

VEVOR RV Tankless Water Heater, Instant Shower with 15 x 15 inches White Door and Remote Controller, 55000BTU Optimized Comfort Performance Hot Water, Ideal for RVers' Family Everyday Use

The VEVOR Tankless RV Water Heater with Remote Controller stands out as one of the best options for mobile water heating solutions. Designed specifically for RV enthusiasts, this unit boasts a powerful heating system that delivers a continuous supply of hot water, ideal for campers who value comfort. The added convenience of a remote controller allows users to easily adjust water temperatures from anywhere in the vehicle, enhancing the overall experience.

Installation is straightforward, and the compact design of the VEVOR makes it suitable for tight spaces typical of RVs. The heater operates efficiently, reducing the risk of running out of hot water during long journeys. Its intelligent design not only helps in maintaining an optimal temperature but also ensures energy consumption is kept to a minimum, an important factor for RV users reliant on limited resources.

Moreover, the build quality of the VEVOR water heater is commendable, promising durability that can withstand the rigors of travel. The unit is equipped with safety features to prevent overheating and safeguard against other potential issues, making it a reliable choice for families and adventurers alike.

Pros

  • Continuous supply of hot water
  • Remote control for convenience
  • Easy installation in compact spaces
  • Energy-efficient operation
  • Durable build quality with safety features

Cons

  • Initial setup may require additional plumbing skills
  • Temperature control can be less precise
  • May not be suitable for larger families

Check Price on Amazon

8. FOGATTI Tankless RV Water Heater 66,000 BTU

FOGATTI RV Tankless Water Heater, 66,000 Highest BTU, RV Hot Water Heater, Built-in Mixing Tank, 15x15 Inches Black Door, Remote Controller, Ideal for Everyday Use by RVers, InstaShower 9 Pro, Gen 3

When it comes to RV water heaters, the FOGATTI Tankless RV Water Heater, with its impressive 66,000 BTU capacity, stands out as one of the best options on the market. Designed for both efficiency and comfort, this unit delivers an endless supply of hot water, ensuring that even on extended trips, your needs are fully met. It’s compact, making it easy to install in a variety of RV setups, and its stainless steel design promises durability that can withstand the rigors of life on the road.

FOGATTI has incorporated advanced technology to optimize performance. This model features an intelligent microprocessor that adjusts the heat output based on your flow rate, meaning you’ll experience consistent temperatures without any spikes or drops. The LED display provides clear feedback, allowing you to easily monitor your water temperature, while the safety features protect against overheating and pressure build-up. This combination of functionality and safety makes it a reliable choice for RV enthusiasts.

Installation is relatively straightforward, although consulting a professional may be wise for those unfamiliar with RV plumbing systems. The unit operates both on propane and natural gas, making it versatile for different fuel sources. Whether you’re taking a shower, washing dishes, or filling up a bucket, the FOGATTI ensures you have ample hot water whenever you need it, making your travel experience that much more enjoyable.

Pros

  • Endless supply of hot water
  • Durable stainless steel construction
  • Intelligent temperature adjustments
  • Easy-to-read LED display

Cons

  • Professional installation recommended for best results
  • Requires adequate venting

Check Price on Amazon

9. FOGATTI Tankless RV Water Heater with Remote Controller

FOGATTI RV Tankless Water Heater, with 15 x 15 inches Black Door and Remote Controller, DC 12V, Best High Altitude Performance, Ideal for RVers' Everyday Use, InstaShower 8 Plus, Gen 2

The FOGATTI Tankless RV Water Heater with Remote Controller stands out as a top contender for anyone looking for an efficient water heating solution for their recreational vehicle. Designed specifically for RV use, this water heater boasts an impressive heating capacity that ensures instant hot water whenever you need it, without the delay associated with traditional tank systems. Its compact size makes installation easy, allowing you to save valuable space within your RV.

One of the key features of the FOGATTI Tankless Water Heater is its remote controller, which provides the convenience of adjusting the temperature with ease, even from a distance. This added feature enhances user experience, eliminating the need to constantly check the heater’s settings manually. With the ability to provide on-demand hot water, users can enjoy showers and dishwashing without worrying about running out of hot water during their adventures.

Overall, FOGATTI has crafted a reliable and efficient tankless water heater that aligns perfectly with the needs of RV enthusiasts. With its ease of use, efficient heating, and compact design, it’s a worthy investment for those looking to upgrade their water heating system.

Pros

  • Instant hot water on demand, eliminating wait times.
  • Compact design ideal for limited RV space.
  • Remote controller for convenient temperature adjustments.
  • Energy-efficient operation helps in reducing power consumption.

Cons

  • Initial setup may require professional installation for optimal performance.
  • Higher upfront cost compared to traditional tank water heaters.
  • May require compatible gas or electric supply for operation.

Check Price on Amazon

10. FOGATTI 12V Tankless RV Water Heater

FOGATTI RV Tankless Water Heater, 3 Optional Door Sizes 15'x15', 15'x18' and 18'x18' for Refitment, DC 12V, Optimized Summer Comfort Performance, Ideal for RVers' Family Use, InstaShower 7

The FOGATTI 12V Tankless RV Water Heater is designed specifically to meet the needs of RV enthusiasts seeking a compact and efficient solution for hot water on the go. Unlike traditional water heaters, this tankless model ensures you have a continuous supply of hot water, making it perfect for long trips. Its sleek design allows for easy installation in tight spaces, while the robust construction ensures durability against the elements.

This performant water heater heats water quickly and efficiently, delivering an impressive flow rate that can accommodate multiple outlets at once. Whether you’re taking a shower, washing dishes, or filling a water tank, the FOGATTI unit provides consistent hot water without the wait associated with storage tank models. Additionally, the 12V operation means it can run directly off your RV’s electrical system, saving on fuel costs and energy consumption.

Equipped with intelligent safety features, this heater includes drain modes and overheat protection, ensuring peace of mind while enjoying the comforts of hot water. The sleek aesthetic appeals to modern RVs, combining functionality and style. Overall, FOGATTI has created a high-quality tankless water heater that elevates your RV experience.

Pros

  • Continuous supply of hot water for multiple uses.
  • Compact design for easy installation in RVs.
  • Energy-efficient operation at 12V, saving on fuel costs.
  • Advanced safety features for added protection.

Cons

  • Installation may require professional assistance for some users.
  • Flow rate may decrease in colder temperatures.
  • Initial cost may be higher compared to traditional water heaters.

Check Price on Amazon

Comparison Table

Product Name BTU Type Flow Rate (GPM)
FOGATTI Tankless RV Water Heater 66,000 BTU 66,000 Propane 3.4
Ranein GEN II 65,000 BTU RV Tankless Water Heater 65,000 Propane 3.0
GIRARD 12V Tankless RV Water Heater Varies Electric 1.8
Ranein 65,000 BTU Tankless RV Water Heater 65,000 Propane 3.0
Poukaran 65,000 BTU Tankless RV Water Heater 65,000 Propane 3.2
APUS Tankless RV Water Heater, 68,000 BTU Propane, 3.9 GPM 68,000 Propane 3.9
VEVOR Tankless RV Water Heater with Remote Controller Varies Propane 3.0
FOGATTI Tankless RV Water Heater 66,000 BTU 66,000 Propane 3.4
FOGATTI Tankless RV Water Heater with Remote Controller 66,000 Propane 3.4
FOGATTI 12V Tankless RV Water Heater Varies Electric 1.8

Best Tankless Water Heater for RV Buying Guide

What is a Tankless Water Heater?

A tankless water heater, also known as an on-demand water heater, is a system that heats water directly without the use of a storage tank. When a hot water tap is turned on, cold water travels through a pipe into the unit and is heated using either gas or electricity. This allows for an unlimited supply of hot water for your RV, making it a versatile choice for travelers.

Unlike traditional water heaters, which maintain a reservoir of hot water, tankless systems only heat water as it is needed. This feature greatly improves energy efficiency and ensures that you are not wasting resources while utilizing hot water, especially during long road trips or camping outings.

Why Choose a Tankless Model for Your RV?

Opting for a tankless water heater in your RV has several advantages over conventional storage models. One significant benefit is the space-saving design, as tankless units tend to be more compact and easily fit in tighter spaces, which is crucial in an RV where every inch counts.

In addition to space efficiency, tankless systems offer improved energy efficiency. Since they only heat water on demand, you avoid the standby heat loss often associated with tank storage heaters. This means you’ll ultimately save on fuel or electricity costs while on the road.

Key Features to Consider

When searching for the best tankless water heater for RV use, consider factors such as flow rate and temperature rise. The flow rate indicates how many gallons per minute the heater can provide hot water, which is critical for ensuring adequate supply for showers, dishes, and other needs.

Another vital feature is the unit’s energy source. Tankless water heaters can be powered by electricity, propane, or natural gas. Choose the power source that aligns with your RV’s existing equipment and fuel preferences to maximize efficiency and performance.

Size and Capacity

The size and capacity of your chosen tankless water heater are essential to meet the hot water demands of your RV. It’s crucial to calculate your household’s hot water needs based on activities like showering, washing dishes, and laundry to ensure your selected model can keep up.

Select a model that provides a sufficient flow rate based on your typical usage. A unit that can’t supply enough hot water at peak times may lead to frustration and discomfort during your travels.

Installation Considerations

Installing a tankless water heater can be a straightforward process but may require basic plumbing and electrical knowledge. Familiarize yourself with the unit’s installation guidelines and ensure you have the necessary tools before beginning the project.

If you’re not confident in your DIY skills, hiring a professional installer may be the best option to ensure a safe and effective setup. Proper installation is crucial for optimal performance and safety in an RV environment.

Maintenance and Care

Maintaining your tankless water heater is vital for ensuring a long lifespan and continuous performance. Regular descaling and cleaning are necessary to prevent mineral buildup, especially if you’re using hard water.

Refer to your unit’s manufacturer guidelines for maintenance recommendations. Establishing a routine can help you avoid costly repairs and ensure the heater continues to deliver efficient hot water when you need it most.

FAQ

What are the advantages of using a tankless water heater in an RV?

Tankless water heaters provide hot water on demand, which means you won’t run out of hot water during your trips. They are also more energy-efficient compared to traditional tank models, saving you money on fuel and electricity.

How do I determine the right size of a tankless water heater for my RV?

To choose the appropriate size, consider your hot water needs based on the number of appliances that will be used simultaneously. Look for a unit with an adequate flow rate, measured in gallons per minute, that meets your requirements.

Can a tankless water heater be installed in any RV?

Most RVs can accommodate a tankless water heater, but it’s essential to verify the space and power requirements. Always consult the manufacturer’s specifications to ensure compatibility with your RV’s plumbing and electrical systems.

How long do tankless water heaters typically last?

Tankless water heaters generally have a longer lifespan than traditional models, with many lasting up to 20 years or more with proper maintenance. Regular descaling and care can help extend their longevity.

What maintenance is required for a tankless water heater?

Routine maintenance includes descaling the unit to remove mineral buildup, checking for leaks or corrosion, and ensuring proper ventilation. Following the manufacturer’s guidelines for maintenance will help keep your heater running smoothly.

Is it possible to use a tankless water heater in cold climates?

Yes, many models are designed to work efficiently in cold weather. However, you may need to consider additional insulation or heating solutions to prevent freezing in extremely low temperatures.

What features should I look for when choosing a tankless water heater?

Look for features such as energy efficiency ratings, flow rate, temperature controls, and safety certifications. Additionally, consider models that offer remote control options or Wi-Fi connectivity for convenience.

Verdict

After reviewing various options, it is clear that the best tankless water heater for RVs combines efficiency, compact design, and reliability. Models such as the Truma AquaGo, Suburban On-Demand, and EcoSmart are popular choices among RV enthusiasts. Each offers unique features catering to different needs, ensuring that users can find a suitable solution for their travel and comfort requirements.

Leave a Comment