Are you trying to find rv tankless water heaters among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling rv tankless water heaters on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 14 hours of research and did 50 rv tankless water heaters tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best rv tankless water heaters you can buy today
- 【Unprecedented experience】The high altitude suitability mode allows the machine to run smoothly even when driving the caravan to the high Denver plateau at 9,800 feet. Staged combustion technology, which controls the amount of flame in summer, prevents the water from getting too hot and saves the limited propane gas available for caravan travel.
- 【All RV water heaters can be replaced】The Fogatti RV water heater have a wide range of applications. The opening is 13 x 13 inches and the door is 15 x 15 inches. It can replace Suburban and Atwood's 6 gallons tank water heaters, as well as Girard and Furrion's tankless water heaters. If you previously used a 10 gallons tank water heater, it would need to be retrofitted with an 18 x 18 inches door.
- 【Incessant hot water】With 55,000 BTU of power, it can produce a maximum of 2.9 GPM of hot water. Some tank heaters can only store up to 6-10 gallons of hot water and run out of hot water in 5-8 minutes, whereas our hot water supply lasts over 40 minutes.
- 【No waiting】RV tankless water heaters are taking off. Tankless water heaters are better than tanked water heaters for continuous showering of multiple people. There is no need to waste 20-30 minutes waiting for hot water in the middle of the shower, so you can enjoy hot water at all times. It uses propane for heating, so there is no need to worry about running out of power in your caravan.
- 【Save money and trouble】Fogatti has always thought of you, with a pressure relief valve built into the product, so you don't have to buy and install it separately. And it also comes with a 15 x 15 inches door and an intelligent remote controller up to 2 meters long.
- 【Safety and reliability】The product 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.
- POWERFUL PERFORMANCE — At 42,000 BTUs, this continuous hot water heater provides optimal performance for RV plumbing. The quiet, brushless motor runs on 12V power that operates at less than three amps for a nearly noiseless operation
- CONSISTENT TEMP — The onboard microprocessor monitors incoming cold water temperature, flow rate and outgoing hot water temperature to maintain a steady water flow. It also regulates the burner to maintain a consistent temperature, preventing cold spots and scalding water
- HIGHLY EFFICIENT — The Girard RV tankless water heater consumes half the LP gas that a six-gallon tank water heater would consume for the same amount of hot water
- INTELLIGENT CONTROL — With a digital user control panel, you can adjust the temperature setting from 95 to 124°F, toggle between Fahrenheit and Celsius, get a continuous water outlet temperature reading and more. For easy troubleshooting, the control panel also displays error codes if issues arise
- Professional Installation is strongly recommended
- 【High Heating Power】：RUNSAIL Tankless Gas Water Heater provides hot water instantly. With 65K . It can support 2-3 faucets simultaneously and minimum water inlet pressure at start-up is 9.5PSI, ideal for RV with low water pressure.
- 【Easy Installation】：The opening is 13 x 13 inches and the door is 15 x 15 inches. It can replace Sub*** tank water heaters, as well as Gir*** and Fur***'s tankless water heaters.At the same time, the included instructions and hardware make installation simple.
- 【Energy Efficiency】：Tankless design saves RV space and is eco-friendly. This water heater is over 90% energy efficient, saving you money in the long run. Tankless water heaters tend to last twice as long as regular tank water heaters.
- 【Water Temp is Precisely Controlled】：Temperature ranges from 95°F-123°F. This RV tankless water heater with temperature fluctuation eliminates technology that can eliminate the rising temperature to avoid scalding injuries. 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.
- 【No waiting】：Tankless water heaters are better than tanked water heaters for continuous showering of multiple people.It can bring you hot water all the time when there is enough gas and water. There is no need to wait for the water to heat up and take a quick bath like with a tank water heater.
- Endless on-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
- Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 17 x 17 x 3.75 inches
- Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used. Save up to 50% in water heating costs according to the Department of Energy
- EcoSmart ECO 27 Sizing; Refer to the sizing map. Requires 3x40 AMP Double Pole Breaker, 27-kilowatt tankless electric water heater ideal for providing hot water for whole home applications; provides between 2.7 and 6.5 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
- Warranty and Certifications; Limited Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listed
- Required Breaker Quantity: Three 40 Amp Double Pole
- Recommended Electrical Panel: 200 Amps
- NEVER run out of hot water with an ECOSMART tankless water heater.
- Save up to 12 cubic feet of storage space.
- Digital temperature control in 1-degree increments gives users complete control of hot water
- No more waiting for the water tank to warm up or running out of warm water halfway through your shower; With this amazing machine, you can have a steady stream of hot water flowing to your faucets or shower without waiting for the tank to warm up
- There is a forced exhaust structure that keeps the air safe and clean while and after entering the combustion chamber; There is also a dust net to make sure no dirt gets into the tankless water heater
- There is a low water pressure startup, which helps to protect the heater and make it easier to use
- 【We've upgraded.】On top of the original. We have upgraded the multi-function remote control. You can view gas usage, voltage, GPM, does anti-freeze device activates, and 9,800ft high altitude available
- 【Replaces all RV water heaters】It has a 12.8 x 12.8" opening and comes with a 15 x 15" door, can replace Suburban & Atwood's water heaters and other tankless water heaters. It is low noise and has good vibration resistance, which is made for caravans
- 【Long time bath】Deep fire row design can improve heating efficiency. It can produce up to Max 3.9 GMP hot water and has 65,000 BTU power. It can bring you hot water all the time when there is enough gas and water. There is no need to wait for the water to heat up and take a quick bath like with a tank water heater
- 【Steady temperature】Temperature ranges from 95°F-124°F. Built-in constant temperature chamber, no overheating of water due to brief opening and closing. 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
- 【Save money and comfort】The a tankless RV water heater with a pressure relief valve built into the unit. You don't have to buy and install it separately. It also comes with a PC 6.6 feet intelligent remote controller
- 【Safety and reliability】Built-in forced exhaust fan on top for stable combustion and automatic gas shut-off in case of accidental flame failure. It has an anti-freeze device that automatically warms up when the temperature falls below 42.8°F to prevent freezing
- 【Buy with confidence】The RV water heater is CSA certified. When installing, please make sure that the voltage of the RV is 12V. We have a professional service team. If you have any questions, please feel free to contact us. We will solve it for you immediately.
- Instant Hot Water Supply—RV tankless water heaters are better than traditional tank water heaters by delivering a constant,uninterrupted stream of hot water for multiple showers without preheating.RV tankless water heaters eliminate the frustrating 20 to 30 mins waiting time for hot water during your shower,ensuring you can enjoy hot water whenever needed.Moreover,the RVPart Pro tankless RV water heater uses propane for heating,so you won't be worried about running out of electricity in your RV.
- High-Performance Technology — With a 42,000 BTU output power, an oxygen-free copper heat exchanger, and a brushless DC fan, this RVPart Pro tankless water heater for RV is engineered for high-altitude use (Canada > 4500 feet, USA > 5000 feet) and employs segmented combustion to prevent overheating during the summer months, ensuring high energy efficiency and maximum comfort.
- User-Friendly Operation — The built-in microcomputer control panel makes temperature adjustment convenient, allowing you to set the temperature anywhere between 95 and 123 degrees Fahrenheit. The RVPart Pro camper hot water heater also offers error codes for easy troubleshooting.
- Compact and Lightweight Design — The RVPart Pro RV on-demand water heater is compact and lightweight, with a 15" x 15" door size and 13" x 13" opening size, making installation a breeze even in tight spaces.
- Safety and Reliability — Certified by CSA and having 24 months of service, RVPart Pro RV instant hot water heater offers peace of mind with its top-notch safety features, including a built-in forced exhaust fan, stable combustion, freeze protection and automatic gas shut-off in case of accidental extinguishing.
- Can provide hot water for one sink at 0.5 GPM in warmer climates
- Requires 1 x 30 amp breaker and 10 AWG wire
- For one sink at 0.5 GPM in colder climates the POU 6 is recommended
- Amperage Draw 29 amp. kW - 3.5 kW
- Connection Fittings 1/2" NPT
- Max temperature rise @ .5 GMP is 47.8°F Max temperature rise @ 1GPM is 23.9°F Max temperature rise @ 1.5 GPM is 15.9°F
- Instant Heating: With the joint efforts of a 3000W power and a fast thermal conductivity heating pipe, electric water heater can provide you with uninterrupted hot water within 3-5 seconds of the faucet being turned on, saving time and energy, preventing limescale accumulation.
- High-Quality Material:Electric tankless water heater is made of stainless steel and high-quality ABS material injection molding, strong wear-resistant, corrosion-resistant, durable. electric tankless water heater adopts advanced water flow sensing technology, overcoming the water heater due to the problem of low water pressure and difficult to use, suitable for high-rise housing with low water pressure.
- Safe To Use: On demand water heaters can filter sediment, rust and other large particles in tap water to avoid harm to the human body and skin. In addition, the water heater is equipped with multiple protection such as leakage protection, dry heat protection, hydropower isolation, and IPX4 waterproof rating to provide protection for you and your family.
- Easy to Operate: You just need to control the water flow to control the temperature (large water flow with low temperature, small water flow with high temperature), and you can immediately enjoy the warmth of hot water. The electronic screen will clearly display the current water outlet temperature, and even elderly people can quickly handle it.
- Controllable Temperature: On demand instant hot water heater comes with a clear digital display, which makes it easy for you to adjust and track the water flow and temperature.
- Optimum Performance — The RV water heater needs to be connected to 12-volt DC power and propane. Inlet and outlet water connections are 1/2“ NPT, gas inlet is 5/8" UNF. No special propane gas lines or special plumbing is required. One is enough to provide the entire RV with hot water. It is easy to operate, turn on the hot water and mix the cold water to reach the desired temperature to enjoy instant and endless hot water.
- All RV Water Heaters can be Replaced — The Fogatti RV water heater has a wide range of applications. The opening is 13 x 13 inches, and the door is 15 x 15 inches. It can replace Suburban and Atwood's 6 gallons tank water heaters, as well as Girard and Furrion's tankless water heaters. If you previously used a 10 gallons tank water heater, it would need to be retrofitted with an 18 x 18 inches door.
- Incessant Hot Water — More efficient and reliable than traditional tank water heaters. It does not require you to waste 20-30 minutes waiting for hot water in the middle of a shower. Tank water heaters have a limited capacity of 6-10 gallons and can run out of hot water in 5-8 minutes, while our heater provides over 40 minutes of consistent hot water.
- Unprecedented Experience — The high altitude suitability mode allows the machine to run smoothly even when driving the caravan to the high Denver plateau at 9,800 feet. Built-in Anti-freeze protection is included. No bypass is needed to winterize.
- Staged Combustion Technology — There is a microcomputer inside the control device, which controls the amount of flame in summer and winter, prevents the water from getting too hot or too cold, saves the limited propane gas available for caravan travel.
- Save Money and Trouble — Fogatti has always thought of you, with a pressure relief valve built into the product, so you don't have to buy and install it separately. And it also comes with a 15 x 15 inches door and an intelligent remote controller up to 2 meters long. It can display the target temperature in both Celsius or Fahrenheit.
- 【Instant Hot Water】 Featuring by instant hot water output, Sanaugas camping hot water heater is an ideal propane shower whenever you need outdoor. LED display is available to show power status. 6-in-1 protection ensures you a safe and comfortable bathing experience, including flame failure protection, dry combustion protection, overheat protection, high water pressure protection, anti-freezing protection and low water flow protection
- 【Comfortable Bathing Experience】1.85 gallons hot water releases per minute at the flow rate of 1.85 GPM. Maximum Power Output: 50,000BTU/Hour. With 3.6 PSI minimum water pressure, our portable hot water shower is suitable for any low-water-pressure area, like country, farm, etc.
- 【Portable Design】With sleek and portable design, the propane water heater camping is easy to carry. A good choice to enjoy an amazing hot shower when you go off grid location. Dimensions: 13” x 7” x 21”. Weight: 15 pounds. Powered by 2 pieces “D” cell batteries (need purchase separately)
- 【Easy to Install】Installation is easy with user manual and tool kits provided for our rv tankless water heater propane. Package includes: garden Adapter x2, expansion screws x2, self-tapping screws x5, expansion pipe x5, triple-function shower with hose x1, easy wrench x2, pressure reducing valve x1
- 【After-sale Services】We prioritize customers’ satisfaction, should you have any question while using our instant hot water heater, please feel free to contact us. As a portable and easy-to-use propane water heater, our outdoor shower water heater can be used outdoors wherever is well ventilated
- Quality Certification: MIZUDO tankless gas water heater has passed CSA certification and has protection functions such as overheating protection and accidental flameout protection.
- Endless Hot Water: Powered by propane and 120 volts, up to 3.6 GPM hot water flow, precise temperature control, no water temperature sandwich.
- Premium and Durable: Adopt oxygen-free copper water tank, reduce heat loss, high efficiency and durability.
- Compact Design: Dimensions are H 20.5'' x W 13.0'' x D 7.0''. Save over 50% of available space compared to tank water heater.
- Energy Conservation: The UEF is higher than 0.81 and consumes energy only during heating.
- High Heating Power: 60K BTU heating power & a 2.4GPM capacity, Furrion RV Gas Water Heater will deliver hot water on demand at consistent temperature even when the ambient temperature drops to 32ºF.
- Steady Temperatures: Furrion’s Vortex technology consistently mixes water to your desired temperature. Dual-sensors automatically shut power off if the temperature exceeds a safe limit.
- Replacement Door for Suburban: Specially designed for retrofit applications and use as a replacement door for Suburban 4/6 Gallon Water Heater models. This door fits the required dimension of 16.14 x 16.14 Inches.
- Built for the Road: Engineered for durability and performance on the road, with Furrion VibrationSmart technology and components designed to withstand intense vibration encountered by uneven terrain.
- Warranty & Dimensions: Designed with the highest quality materials, the Furrion RV Gas Water Heater is covered by Furrion's 2-year Warranty. Product Dimensions (W x H x D): 12.81 x 12.62 x 20.75 Inches
- What's in the Box:1x Water heater,1x Wall Controller,Documentation
- 【Premium and Safe Material】 The instant water heater uses high-quality stainless steel and ABS materials with injection molding, making it wear-resistant and corrosion-resistant. The leakage protection, dry-heating protection, anti-electric wall technology, water-electricity isolation, sensor fault protection, and grounding protection and IPX4 waterproof rate make it safe to use.
- 【Advanced Water Flow Sensing】Our water heater uses anti-scaling to filter the sediment and other large particles, reducing energy consumption, avoiding damage to the human body. Advanced water flow sensing technology is adopted to overcome the difficulty of using water heaters due to low water pressure, making it applicable to high-rise residential buildings with low water pressure.
- 【20-50℃Temperature Control】You can control the water temperature (20-50℃) by adjusting the water flow , providing you with hot water that fits four seasons in a year. The digital screen displays the water temperature (℃/℉ conversion: Press the on/off key, and then press and hold it for more than 6s to switch ℉. Vice versa.), allowing you to keep track of the water temperature.
- 【Powerful Water Heater】Using a stainless steel heating core with 3000w large power, our water heater can deliver constant hot water, allowing you to experience the warmth without storing water for preheating, which saves time and prevents sediment accumulation. The smooth surface allows you to wipe the dirt away. Besides, we use protective package to protect your products to the maximum extent possible.
- 【Fast Water Heating】When you use our water heater, it can be heated to the required place, eliminating the waste of unused water in the long water pipeline between the central water heater and each faucet, delivering hot water faster and reducing energy costs. Besides, this mini wall-mounted red instant water heater does not occupy much space. you can install this heater easily.
- PROPANE GAS LPG UNIT
- Starts with only 2 PSI of Water Pressure - Amazon Exclusive
- Exclusive - Vent-Free Technology No expensive Flue required
- Compact size: front 11.5” - depth 6” – height 16”
- 2 SIZE D Batteries Included (For Automatic Ignition)
- Designed for single point-of-use applications such as hand sinks in RVs, boats, restaurants, hotels, and medical offices requiring low flow rates not exceeding 1 GPM
How to choose a good rv tankless water heaters
Does the idea of finding a fantastic rv tankless water heaters make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in rv tankless water heaters. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top rv tankless water heaters products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top rv tankless water heaters on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top rv tankless water heaters brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.
Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top rv tankless water heaters based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the rv tankless water heaters were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good rv tankless water heaters, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your rv tankless water heaters.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting rv tankless water heaters for months and years to come.
Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.
Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our rv tankless water heaters. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what rv tankless water heaters should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on rv tankless water heaters.
