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Top 9August 2025
Best Rv Propane Instant Hot Water Heater
We made a list of the top 9 Rv Propane Instant Hot Water Heater based on verified reviews, popularity and other factors which we summarized for you in this list.
 Best Choice
Countrymod RV water heater,11Gen 65000 BTU Tankless Water Heater, with 15 x 15 inches Door,12v DC, High Altitude Available RV Instant Propane Hot Water Heater with showerhead (White)
1
Countrymod RV water heater,11Gen 65000 BTU Tankless Water Heater, with 15 x 15 inches Door,12v DC, High Altitude Available RV Instant Propane Hot Water Heater with showerhead (White)
countrymod
10.0
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  • 【Double water outlet】Countrymod's dual internal and external water outlets meet daily RV needs and outdoor demands. Connect the external outlet to easily rinse muddy feet or bathe your pet, keeping the RV clean while enjoying nature’s fun!
  • 【Instant Heating】Propane water heater, better than storage water heater! No need to wait 20-30 minutes, propane heats up instantly, with 65,000 BTU power. As long as there is enough gas and water, it can provide you with hot water at any time. No need to worry about power outages in the RV-the perfect companion for long-distance travel.
  • 【Safety Upgrade】Our tankless propane water heater has a 40-minute timer protection function that automatically shuts off to prevent the risks of long-term operation, and the staged combustion technology controls the flame size in summer to prevent the water temperature from being too high, ensuring your RV adventure is worry-free!
  • 【High altitude】This RV tankless water heater features a premium heat exchange system and high-altitude mode for reliable operation at 9,800 feet in Denver’s highlands. Graded combustion technology smartly adjusts flames, preventing summer overheating and saving propane for seamless RV adventures!
  • 【No additional purchase】Package Included: 1 water heater, 15x15 door, 1 shower head, 1 pressure relief valve, 1 wall-mounted controller, instruction manual
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Xenjum RV Tankless Water Heater 65,000 BTU - Propane Instant Hot Water Heater for RV/Camper Van with Showerhead Kit, 12V On-Demand System, Dual Water Outlet & Remote Controller (65,000 BTU)
3
Xenjum RV Tankless Water Heater 65,000 BTU - Propane Instant Hot Water Heater for RV/Camper Van with Showerhead Kit, 12V On-Demand System, Dual Water Outlet & Remote Controller (65,000 BTU)
Xenjum
8.4
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  • ENDLESS HOT WATER ON DEMAND: With a 65,000 BTU output, it can produce 3.9 GPM of hot water per minute. Unlike traditional tank water heaters, you don't have to waste 20-30 minutes waiting for hot water, so you can enjoy hot water whenever you want. Experience continuous hot water with our RV tankless water heater, ensuring you never run out while showering or washing.
  • DUAL WATER OUTLETS & SHOWER KIT INCLUDED: This RV water heater features both front and rear water outlets, providing convenient hot water access for indoor and outdoor RV use. Perfect for everything from indoor showers to outdoor rinsing and cleaning. We've included a complimentary shower kit with the water heater, giving you everything you need for a seamless and convenient setup.
  • CUSTOMIZABLE TEMPERATURE & THERMOSTATIC CONTROL: Set your desired water temperature between 95°F and 124°F on the camper hot water heater. The built-in microcomputer control system ensures the output water temperature stays exactly as selected, providing a stable and comfortable hot water experience every time.
  • VERSATILE DIGITAL CONTROL PANEL: The RV tankless water heater's user-friendly digital control panel allows you to easily adjust temperature, monitor real-time temperature and voltage, switch modes, etc. For added safety and troubleshooting convenience, the panel displays error codes when problems occur and an error code guide is conveniently located on the water heater.
  • PROFESSIONAL SAFETY DESIGN: ① Flame Out Protection: Automatically shuts off gas if the water heater flames out, preventing leaks. ② Leak Protection: Stops combustion and shuts off if water supply is interrupted or outlet valve is closed.③ Frost Protection: Displays fault codes for problems and automatically clears them after 15 minutes.④ Automatic fault diagnosis and fault code display function: Detects faults and safely shuts down when necessary.
  • UNIVERSAL FIT: This RV tankless water heater is designed to replace all standard RV water heaters. With a 13 x 13 inch opening and a 16.25 x 16.25 inch door, it is compatible with Suburban and Atwood's 4gallon/6-gallon tank water heaters, as well as Suburban, Girard and Furrion's tankless models. Enjoy a seamless upgrade for your RV's hot water system.
  • SAFETY & RELIABILITY: You will receive RV Tankless Water Heater*1, Shower Head Set*1, Remote Controller*1, Key*2, User Manual*1. Xenjum RV tankless water heater is CSA certified, ensuring it meets high safety and performance standards. We also offer a 36-month warranty for peace of mind, along with dedicated support from our professional technical team to assist you with any questions or issues.
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11% Discount
FOGATTI RV Tankless Water Heater, InstaShower 7, 3 Optional Door Sizes 15"x15", 15"x18" and 18"x18" for Refitment, DC 12V, Optimized Summer Comfort Performance, Ideal for RVers' Family Use
4
FOGATTI RV Tankless Water Heater, InstaShower 7, 3 Optional Door Sizes 15"x15", 15"x18" and 18"x18" for Refitment, DC 12V, Optimized Summer Comfort Performance, Ideal for RVers' Family Use
FOGATTI
8.2
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  • 𝐑𝐞𝐩𝐥𝐚𝐜𝐞𝐬 𝐚𝐥𝐥 𝐑𝐕 𝐖𝐚𝐭𝐞𝐫 𝐇𝐞𝐚𝐭𝐞𝐫𝐬: There are three door options with two colors, black and white, which can easily refit RV electric water heater and RV tankless water heater. 15" x 15", 15" x 18", or 18" x 18" is required for installation, sold separately
  • 𝐈𝐧𝐬𝐭𝐚𝐧𝐭 𝐇𝐨𝐭 𝐖𝐚𝐭𝐞𝐫: Fogatti InstaShower 7 delivers 2.5 gallons of hot water per minute and 48,000 BTU heat output, ideal for meeting the needs of a busy RV family. The tankless feature saves energy by only engaging the burners when water is needed, be it for a hot shower, clean dishes, or washing hands. Compared with tank water heater, there is no need to wait for the water to heat up and replace anode rods frequently
  • 🛡️🏔️ 𝐅𝐨𝐠𝐚𝐭𝐭𝐢 𝟗𝟖𝟎𝟎𝐟𝐭 𝐀𝐥𝐭𝐢𝐭𝐮𝐝𝐞 𝐑𝐕 𝐖𝐚𝐭𝐞𝐫 𝐇𝐞𝐚𝐭𝐞𝐫 | 𝐒𝐭𝐚𝐠𝐞𝐝 𝐂𝐨𝐦𝐛𝐮𝐬𝐭𝐢𝐨𝐧 𝐓𝐞𝐜𝐡 + 𝐀𝐧𝐭𝐢-𝐒𝐜𝐚𝐥𝐝 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧. The high-altitude suitability mode allows the machine to run smoothly even when driving the RV at 9,800 feet. Staged combustion technology maintains consistent temperatures by reducing cold spots and scalding. Enjoy endless hot water by adding cold water to reach your desired temperature
  • 🔧 𝐑𝐕 𝐖𝐚𝐭𝐞𝐫 𝐇𝐞𝐚𝐭𝐞𝐫 𝐰/ 𝐏𝐫𝐞-𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐞𝐝 𝟏𝟓𝟎 𝐏𝐒𝐈 𝐕𝐚𝐥𝐯𝐞 & 𝟔.𝟔𝐟𝐭 𝐒𝐦𝐚𝐫𝐭 𝐑𝐞𝐦𝐨𝐭𝐞: Fogatti has always thought of you, built into a high-quality 150 PSI pressure relief valve of the product, so you don't have to buy and install it separately. A 6.6ft-long intelligent remote controller allows easy adjustments of water temperature from 95°F to 123°F
  • 🔥 𝐅𝐨𝐠𝐚𝐭𝐭𝐢 𝐂𝐒𝐀-𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝 𝐑𝐕 𝐖𝐚𝐭𝐞𝐫 𝐇𝐞𝐚𝐭𝐞𝐫 𝐰/ 𝐅𝐨𝐫𝐜𝐞𝐝 𝐄𝐱𝐡𝐚𝐮𝐬𝐭 + 𝐀𝐮𝐭𝐨 𝐒𝐡𝐮𝐭𝐨𝐟𝐟 & -𝟐𝟐°𝐅 𝐀𝐧𝐭𝐢𝐟𝐫𝐞𝐞𝐳𝐞. The tankless RV water heater is CSA certified and has multiple protection features such as a built-in forced exhaust fan on top, stable combustion and automatic gas shut-off for accidental flame failure. Antifreeze protection keeps the system functional even in cold weather
  • 𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐎𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧 𝐀𝐬𝐬𝐢𝐬𝐭𝐚𝐧𝐜𝐞: If you have any questions about installation and operation, please do not hesitate to contact us. We will serve you wholeheartedly
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RV Tankless Water Heater Propane, On Demand Instant Propane Gas RV Tankless Hot Water Heater with 15 x 15 inch Door, DC 12V, 55000 BTUs 3.9 GPM, Compatible with All RVs, Campers, CSA Certificated
5
RV Tankless Water Heater Propane, On Demand Instant Propane Gas RV Tankless Hot Water Heater with 15 x 15 inch Door, DC 12V, 55000 BTUs 3.9 GPM, Compatible with All RVs, Campers, CSA Certificated
LiberLive
8.0
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  • [REPLACES ALL RV WATER HEATERS] - This tankless RV water heater features a 13 x 13 inch opening with a wider 15 x 15 inch door. It also includes a smart remote control, allowing for operation from up to 6.6 feet away. This RV water heater is designed to replace other brands of water heaters, providing a seamless upgrade to your RV's water heating system
  • [CONSTANT WATER TEMPERATURE] - The RV water heater is equipped with high-efficiency heating coils to ensure optimal heating performance. The built-in microcomputer control system provides precise flame control and delivers comfortable hot water. Temperature range is 95°F-124°F. This product uses staged combustion technology to control flame size, preventing overheating in the summer and ensuring comfort and energy efficiency. It is also energy efficient, reducing propane consumption by up to 40%
  • [ENJOY ENDLESS HOT WATER] - This RV water heater boasts up to 55,000 BTUs of thermal power, capable of producing 3.9 GPM of hot water per minute. Unlike traditional tank water heaters, it provides a constant stream of hot water for multiple showers without the need for preheating. This RV tankless water heater reaches 124°F in 25 seconds, you can enjoy warm hot water in a short time frame. Whether you're showering, washing dishes, or multi-tasking, this water heater has you covered
  • [HIGH PERFORMANCE AT HIGH ALTITUDES] - Our RV tankless water heaters are designed to perform at high altitudes, enhancing your experience on the road. This RV tankless water heaters are equipped with a high-quality heat exchange system that operates effectively at any altitude, including the Denver Plateau, which is 9,800 feet above sea level. The enhanced NIDEC fan provides 300Pa of power, ensuring a reliable hot water supply even in high-wind conditions
  • [EASY INSTALLATION] - We provide a comprehensive installation guide to ensure a straightforward and efficient installation process. RV water heaters require a 12-volt DC power connection and propane. Water inlet & water outlet: 1/2" NPT, Gas inlet: 1/2" NPT with 5/8" NPT adapter. Please note that the RV on-demand water heater must be installed in an area with proper ventilation and exhaust in order to ensure proper operation
  • [SAFETY & RELIABILITY] - This CSA-certified instant water heater boasts nine advanced safety features, including overheat protection, dry burn protection, flame failure protection, freeze protection and anti-scald protection. These safeguards allow you to travel with confidence and ensure reliable performance in any situation
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Tankless Water Heater Propane, 2.11 GPM RV with Digital Display,8L Portable Instant Hot Gas with Overheating Protection for Indoor and Camping,40,824 BTU
6
Tankless Water Heater Propane, 2.11 GPM RV with Digital Display,8L Portable Instant Hot Gas with Overheating Protection for Indoor and Camping,40,824 BTU
Nessxa
7.9
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  • Efficient & Energy-Saving:With advanced combustion technology, our tankless water heater propane decreases consumption and burning noise while providing 40,824 btu/hour of power. Enjoy instant, endless hot water wherever you are and save money with our 10% energy-saving technology.
  • Product Specification:The propane water heater boasts a maximum output power of 40824 BTU/hour, reaching temperatures as hot as 113°F with a minimum of 17°F. It provides hot water at a rate of 2.11 gallons per minute, with a minimum starting pressure of 3.6 PSI and a maximum of 116 PSI.
  • Security Protection:Our instant electric hot rv water heater comes with six safety protection settings, including overheat protection, dry combustion protection, antifreeze protection, low-flow protection, flame fault protection, and high water pressure protection. Furthermore, the low-flow protection feature ensures that the burner won't ignite unless the minimum working pressure has been reached.
  • Lightweight Portable Design:Our compact and lightweight rv water heater is easy to carry, allowing you to enjoy an amazing hot shower after a long day of camping, RV-ing, or bathing your pets. The shower head's one-button design ensures no water waste.
  • Widely Applicable:Our water heater is perfect for outdoor activities like camping, hiking, fishing, and beaching and provides safe and comfortable hot water all year round. The compact design is easy to carry and space-saving, while the tankless feature ensures an uninterrupted hot water supply. Use it to wash your pets or take a hot shower outside.
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20% Discount
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
7
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
Ranein
7.6
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  • 【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" (without door) opening, easy to replace Suburban & Atwood's 6/10/12 gal tank water heaters and your old water heater with appropriate doors. The fitting door kit is available for purchase in 3 sizes: 15" x 15", 15" x 18", or 18" x 18". Door Requires Additional Purchase, Door ASIN: B0D62541MK
  • 【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. 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. This product does not come with a door and needs to be purchased.
  • 【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
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RV Tankless Water Heater, On Demand Instant Propane Gas RV Hot Water Heater, DC 12V, 15 x 15 inch Door & Front Water Outlet, 55000 BTUs 3.9 GPM, Compatible with All RVs, Camper, CSA Certificated
8
RV Tankless Water Heater, On Demand Instant Propane Gas RV Hot Water Heater, DC 12V, 15 x 15 inch Door & Front Water Outlet, 55000 BTUs 3.9 GPM, Compatible with All RVs, Camper, CSA Certificated
LiberLive
7.4
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  • [UPGRADED RV WATER HEATER] - The upgraded RV water heater features two water outlets: a regular outlet for use inside the RV and an additional outlet for use outside the RV. To use hot water outside the RV, simply open the door of the water heater outside the RV and connect the shower head to the additional water outlet on the RV water heater. This will allow you to enjoy hot water outside the RV (The shower head kit is included in the package)
  • [REPLACES ALL RV WATER HEATERS] - This tankless RV water heater features a 13 x 13 inch opening with a wider 15 x 15 inch door. It also includes a smart remote control, allowing for operation from up to 6.6 feet away. This RV water heater is designed to replace other brands of water heaters, providing a seamless upgrade to your RV's water heating system
  • [ENJOY ENDLESS HOT WATER] - This RV water heater boasts up to 55,000 BTUs of thermal power, capable of producing 3.9 GPM of hot water per minute. Unlike traditional tank water heaters, it provides a constant stream of hot water for multiple showers without the need for preheating. This RV tankless water heater reaches 124°F in 25 seconds, you can enjoy warm hot water in a short time frame. Whether you're showering, washing dishes, or multi-tasking, this water heater has you covered
  • [CONSTANT WATER TEMPERATURE] - The RV water heater is equipped with high-efficiency heating coils to ensure optimal heating performance. The built-in microcomputer control system provides precise flame control and delivers comfortable hot water. Temperature range is 95°F-124°F. This product uses staged combustion technology to control flame size, preventing overheating in the summer and ensuring comfort and energy efficiency. It is also energy efficient, reducing propane consumption by up to 40%
  • [HIGH PERFORMANCE AT HIGH ALTITUDES] - Our RV tankless water heaters are designed to perform at high altitudes, enhancing your experience on the road. This RV tankless water heaters are equipped with a high-quality heat exchange system that operates effectively at any altitude, including the Denver Plateau, which is 9,800 feet above sea level. The enhanced NIDEC fan provides 300Pa of power, ensuring a reliable hot water supply even in high-wind conditions
  • [SAFETY & RELIABILITY] - This CSA-certified instant water heater boasts nine advanced safety features, including overheat protection, dry burn protection, flame failure protection, freeze protection and anti-scald protection. These safeguards allow you to travel with confidence and ensure reliable performance in any situation
  • [EASY INSTALLATION] - We provide a comprehensive installation guide to ensure a straightforward and efficient installation process. RV water heaters require a 12-volt DC power connection and propane. Water inlet & water outlet: 1/2" NPT, Gas inlet: 1/2" NPT with 5/8" NPT adapter. Please note that the RV on-demand water heater must be installed in an area with proper ventilation and exhaust in order to ensure proper operation
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RV Tankless Water Heater,65000 BTU, Instant Hot Propane Gas Water Heater, DC 12V Power, Multi-Protection for RVers' Everyday Use
9
RV Tankless Water Heater,65000 BTU, Instant Hot Propane Gas Water Heater, DC 12V Power, Multi-Protection for RVers' Everyday Use
forimo
6.6
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  • 【Propane RV Water Heater】-Propane Tankless Water Heater on demand, Each heater activates only when hot water is needed. The efficient heating coils heat water on demand, using roughly 40% less energy than a traditional tank water heater.Just need 3.6PSI of water pressure,3.9gallons of hot water can be output per minute. The maximum temperature raise is 123°F.
  • 【Super High Efficiency】-RV water heaters Energy efficient with plenty of hot water,With 65000 BTU of power, it can produce a maximum of 3.9 GPM of hot water. Compared to tanked water heaters, don't need to waste 20-30 minutes waiting for hot water, It can bring you hot water all the time when there is enough gas and water.
  • 【Safety & Reliability】-This gas tankless water heater of ours is made of stainless steel, which is resistant to high temperature and corrosion. It has multiple protection functions, such as over pressure protection, over temperature protection, anti-freezing protection, dry burning protection, over current protection, leakage protection switch to protect personal safety, and it also comes with an intelligent remote control that displays the target temperature in Celsius or Fahrenheit.
  • 【Easy Assemble and Use】-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. It is also equipped with a pressure valve that will release the pressure and drain the water when it reaches a certain level of pressure, effectively preventing the tank from bursting.NOTE: For proper operation, this product must be installed in an area with proper ventilation and exhaust.
  • 【Widely Application 】-RV water heaters are more portable and readily available than tank-type water heaters, which are usually installed in a fixed location to provide hot water for an entire house or building. RV water heaters are perfect for RVs, campers, yachts, and other mobile locations that require hot water. These units usually use LPG as an energy source and can provide hot water for a comfortable bathing experience in an outdoor environment.
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