Best RV Tankless Water Heater Gas/electric 13 X 16 in 2025
Updated on July 2025
#1
Recommended
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- 60K BTU heating power and 2.4GPM capacity for on-demand hot water even in temperatures as low as 32ºF.
- Vortex technology ensures consistent water temperature; dual sensors for automatic power shutoff when exceeding safe limits.
- Designed as a replacement door for Atwood 10 Gallon Water Heater, fitting dimensions of 18.11 x 18.11 inches.
- Built for durability with VibrationSmart technology to withstand intense road vibrations and uneven terrain.
- Crafted from high-quality materials with a 2-year warranty; dimensions: 12.81 x 12.62 x 20.75 inches.
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- 60K BTU heating power and 2.4GPM capacity for on-demand hot water even in temperatures as low as 32ºF.
- Vortex technology ensures consistent water temperature; dual sensors for automatic power shutoff when exceeding safe limits.
- Designed as a replacement door for Atwood 10 Gallon Water Heater, fitting dimensions of 18.11 x 18.11 inches.
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#2
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- Gen 3 RV tankless water heater offers 66,000 BTU and provides hot water at up to 3.6 GPM, supporting simultaneous use in the bathroom and kitchen.
- Operates effectively at high altitudes up to 9,800 feet with a robust heat exchange system and a powerful fan ensuring hot water supply even in windy conditions.
- Compatible with various applications, it can replace 6-gallon and 10-gallon tank water heaters with appropriately sized openings.
- Provides instant hot water with ±1℉ temperature control, adapting the burner flames according to the season for efficient performance.
- Includes a pressure relief valve, installation hardware, and a remote controller enhancing user convenience.
- Equipped with multiple safety features, including a filter screen, CSA certification, forced exhaust fan, automatic gas shut-off, and anti-freeze protection.
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- Gen 3 RV tankless water heater offers 66,000 BTU and provides hot water at up to 3.6 GPM, supporting simultaneous use in the bathroom and kitchen.
- Operates effectively at high altitudes up to 9,800 feet with a robust heat exchange system and a powerful fan ensuring hot water supply even in windy conditions.
- Compatible with various applications, it can replace 6-gallon and 10-gallon tank water heaters with appropriately sized openings.
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#3
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- Upgraded multi-function remote control displays gas usage, voltage, GPM, activation of the anti-freeze device, and supports high altitudes up to 9,800ft.
- Compatible with RV water heaters requiring a 12.8 x 12.8" opening, easily replaces Suburban & Atwood models (6/10/12 gal). Appropriate door kit sold separately in various sizes.
- Deep fire row design enhances heating efficiency, providing up to 3.9 GPM of hot water with a power output of 65,000 BTU for continuous availability when gas and water supply is sufficient.
- Temperature control ranges from 95°F to 124°F, utilizing staged combustion technology to regulate flame levels during summer and conserve propane.
- Built-in pressure relief valve simplifies installation, eliminating the need for separate purchase; includes a 6.6-foot intelligent remote controller.
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- Upgraded multi-function remote control displays gas usage, voltage, GPM, activation of the anti-freeze device, and supports high altitudes up to 9,800ft.
- Compatible with RV water heaters requiring a 12.8 x 12.8" opening, easily replaces Suburban & Atwood models (6/10/12 gal). Appropriate door kit sold separately in various sizes.
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#4
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- Upgraded RV water heater with dual water outlets for indoor and outdoor use, including a shower head kit.
- Replaces standard RV water heaters with a wider opening and smart remote control functioning up to 6.6 feet away.
- Provides endless hot water, reaching 124°F in just 25 seconds with a capacity of 3.9 GPM.
- High-efficiency heating coils maintain consistent temperatures between 95°F and 124°F while saving energy.
- Designed for high altitudes, ensuring reliable hot water supply in challenging conditions.
- Includes multiple safety features such as overheat and flame failure protections for secure operation.
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- Upgraded RV water heater with dual water outlets for indoor and outdoor use, including a shower head kit.
- Replaces standard RV water heaters with a wider opening and smart remote control functioning up to 6.6 feet away.
- Provides endless hot water, reaching 124°F in just 25 seconds with a capacity of 3.9 GPM.
- High-efficiency heating coils maintain consistent temperatures between 95°F and 124°F while saving energy.
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#5
7% Off
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- Provides instant hot water on demand, reaching 51°C in under 25 seconds for multiple showers without preheating.
- Utilizes advanced staged combustion technology for stable water temperatures and prevents overheating, powered by propane for efficiency.
- Features a user-friendly microcomputer control panel for easy temperature adjustments from 95°F to 123°F, complete with error codes for troubleshooting.
- Compact design with a lightweight structure and front-mounted water outlet, ideal for easy showering and bathing in RVs.
- Incorporates safety mechanisms such as forced exhaust fan, anti-freeze protection, and automatic gas shut-off for reliable operation.
- Delivers endless hot water with a high power output of 55,000 BTUs, ensuring consistent temperature and smooth water flow compatible with all RVs and campers.
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- Provides instant hot water on demand, reaching 51°C in under 25 seconds for multiple showers without preheating.
- Utilizes advanced staged combustion technology for stable water temperatures and prevents overheating, powered by propane for efficiency.
- Features a user-friendly microcomputer control panel for easy temperature adjustments from 95°F to 123°F, complete with error codes for troubleshooting.
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#6
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- Provides 3.9 GPM of hot water at an output of 65,000 BTUs, eliminating the wait for hot water.
- Compatible with various tank sizes and includes a wide door for improved fit and security.
- Features front and rear water outlets, along with a shower kit for convenient access to hot water indoors and outdoors.
- Adjustable temperature control from 95°F to 124°F, ensuring consistent hot water delivery.
- User-friendly digital control panel displays real-time temperature and error codes for easy troubleshooting.
- Includes safety features like flame out protection and leak detection for reliable operation.
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- Provides 3.9 GPM of hot water at an output of 65,000 BTUs, eliminating the wait for hot water.
- Compatible with various tank sizes and includes a wide door for improved fit and security.
- Features front and rear water outlets, along with a shower kit for convenient access to hot water indoors and outdoors.
- Adjustable temperature control from 95°F to 124°F, ensuring consistent hot water delivery.
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#7
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- Durable construction with oxygen-free copper and a robust DC fan ensures long-lasting performance under demanding RV conditions.
- Provides instant hot water on demand for multiple showers, eliminating preheating wait times and delivering consistent comfort.
- Designed for high altitudes with a 42,000 BTU output, preventing overheating for reliable efficiency in extreme environments.
- Equipped with multiple safety features including a forced exhaust fan, combustion stability, freeze protection, and automatic gas shut-off for enhanced safety.
- User-friendly installation suitable for all RVs, with 24/7 technical support and a 2-year service warranty for reliable assistance.
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- Durable construction with oxygen-free copper and a robust DC fan ensures long-lasting performance under demanding RV conditions.
- Provides instant hot water on demand for multiple showers, eliminating preheating wait times and delivering consistent comfort.
- Designed for high altitudes with a 42,000 BTU output, preventing overheating for reliable efficiency in extreme environments.
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#8
6% Off
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- Compatible with various RV water heaters, available in three sizes and two color options for easy refitting.
- Delivers 2.5 gallons of hot water per minute with a heat output of 48,000 BTU, making it suitable for busy RV families.
- High-altitude mode operates efficiently up to 9,800 feet, ensuring consistent hot water temperatures without cold spots.
- Features a built-in 150 PSI pressure relief valve and a remote controller for convenient temperature adjustments (95°F to 123°F).
- CSA certified for safety, includes multiple protection features such as forced exhaust fan and automatic gas shut-off.
- Customer support available for installation and operational assistance.
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- Compatible with various RV water heaters, available in three sizes and two color options for easy refitting.
- Delivers 2.5 gallons of hot water per minute with a heat output of 48,000 BTU, making it suitable for busy RV families.
- High-altitude mode operates efficiently up to 9,800 feet, ensuring consistent hot water temperatures without cold spots.
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#9
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- Operates efficiently at high altitudes up to 9,800 feet with staged combustion technology that optimizes flame control for lower water temperatures and propane efficiency.
- Compatible with a variety of RV water heaters, it can replace Suburban, Atwood, Girard, and Furrion models with a 13 x 13 inch opening, retrofitting required for larger 10-gallon models.
- Generates hot water with a capacity of 2.9 GPM, providing over 40 minutes of continuous supply, unlike traditional tank heaters that run out quickly.
- Tankless design eliminates waiting time for hot water, allowing for uninterrupted showers and efficient propane use, suitable for multiple users.
- Features an integrated pressure relief valve, a 15 x 15 inch door, and an intelligent remote controller, simplifying installation and operation.
- CSA certified for safety, with built-in features including a forced exhaust fan, stable combustion, automatic gas shut-off, and anti-freeze protection.
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- Operates efficiently at high altitudes up to 9,800 feet with staged combustion technology that optimizes flame control for lower water temperatures and propane efficiency.
- Compatible with a variety of RV water heaters, it can replace Suburban, Atwood, Girard, and Furrion models with a 13 x 13 inch opening, retrofitting required for larger 10-gallon models.
- Generates hot water with a capacity of 2.9 GPM, providing over 40 minutes of continuous supply, unlike traditional tank heaters that run out quickly.
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#10
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- ETL Certified for safety and performance in the US and Canada, with a certification control number for verification.
- Comprehensive safety features including flameout protection, dry-burning protection, and over-temperature protection.
- Equipped with a digital constant temperature system and advanced gas control technology for reliable performance.
- Delivers a powerful heating capacity of 60,000 BTU/h, with a maximum water heating capability of 3.9 GPM.
- Compact dimensions requiring a cut-out size of 13" x 13" for easy installation.
- Package includes necessary components for setup, including a wired controller and instruction manual.
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- ETL Certified for safety and performance in the US and Canada, with a certification control number for verification.
- Comprehensive safety features including flameout protection, dry-burning protection, and over-temperature protection.
- Equipped with a digital constant temperature system and advanced gas control technology for reliable performance.
- Delivers a powerful heating capacity of 60,000 BTU/h, with a maximum water heating capability of 3.9 GPM.
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