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RV Tankless Water Heater, 18x18 inches, 65,000 BTU, 3.9GPM High Efficiency On Demand RV Water Heater with Double Water Outlet, 12V High Altitude Available Instant Hot Water Heater for RV Camper amazon
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RV Tankless Water Heater, 18x18 inches, 65,000 BTU, 3.9GPM High Efficiency On Demand RV Water Heater with Double Water Outlet, 12V High Altitude Available Instant Hot Water Heater for RV Camper

2 minUpdated September 5, 2025
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$469.99 $514.99 Save $45.00

RV Tankless Water Heater, 18x18 inches, 65,000 BTU, 3.9GPM High Efficiency On Demand RV Water Heater with Double Water Outlet, 12V High Altitude Available Instant Hot Water Heater for RV Camper

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【Instant Hot Water Supply】: RIWORY RV water heaters have a powerful output power ranging from 14,000 BTU to 65,000 BTU, with a maximum flow rate of 3.9 GPM. Unlike traditional tank water heaters, you don't have to wait for a long time to get a constant supply of hot water, which is perfect for long showers 【More Energy-saving】: RIWORY RV on demand water heater uses the most advanced staged combustion technology and automatic frequency conversion technology to make the combustion efficiency as high as 90%, achieving first-level energy saving, allowing your limited propane to be used longer without frequent replacement 【Easier Installation】: Unlike other tankless water heaters with complicated installation, RIWORY RV water heaters come with a 1:1 size installation guide. You just need to stick it on your RV and mark the location of the drill holes according to the instructions on the guide, and then fix the water heater with screws. You also can complete the installation without hiring professionals 【Automatic Constant Temperature Control】: The temperature range of our rv hot water heater is 95°F to 124°F, which ensures comfortable hot water in any season. In addition, it can run smoothly even when you drive the caravan to the Denver Plateau at an altitude of 9,800 feet 【Perfect Replacement or Upgrade for Other RV Water Heaters】: Designed for versatility, the door components come in three sizes: 15x15 inches, 15x18 inches, and 18x18 inches. RIWORY RV Tankless Water Heater is compatible with Suburban, Dometic, and Atwood’s 4-16 gallon tank water heaters, as well as other tankless water heater brands, making it the perfect upgrade or replacement for your RV 【Safety and Reliability】: Equipped with 10 advanced safety protections, including a CSA-certified pressure relief valve, UL-certified thermal cut-out, top-mounted forced fan, anti-freeze protection, anti-scald protection, anti-dry combustion technology, and a waterproof design. Every feature is meticulously designed to ensure maximum safety and reliability, giving you peace of mind during your adventures. 【Cost-Effective and Convenient】The package includes everything you need: a water heater unit, door assembly, pressure relief valve, 196-inch wall remote controller, weather stripping, plumbing tape, mounting screw bag, and gloves. Let you use these tools to complete the installation at the time of installation, without additional purchases and frequent trips to the hardware store. This all-in-one solution saves you time and money.

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