An RV is a home and vacation companion, all combined into one.
Therefore, ensuring it has adequate hot water supply is beneficial to make your stay more comfortable. The standard water tank is only capable of holding between 6 to 10 gallons of water. However, that shouldn’t be an issue anymore with the introduction of RV tankless water heaters.
The latest accessories are designed to supply enough water for large groups of people. With these tankless water heaters, you can enjoy warm showers without any worries. Thus, if you’re planning to attend RV camping with multiple people, then it’s time to purchase a quality water heater.
These versatile heaters will not only suit RVs, but they can also be used by travel trailers and campers. To help you, here’s a comprehensive guide on the top 10 best RV tankless water heaters in 2023.
List of The Best RV Tankless Water Heaters in 2023
10. GIRARD 2GWHAM Tankless Water Heater
GIRARD 2GWHAM Tankless Water Heater is an all-in-one unit that comes with everything needed by RV travelers. The water heater features an onboard microprocessor that will check the incoming water and heat it to the desired temperature. The feature also helps to monitor the flow rate to ensure you get a steady supply of hot water.
The interior boasts of a wall-mounted digital controller with several operating functions. You can set the temperature between 95°F and 124°F based on your needs. Also, you can change the settings to Celsius if the need arises. Another feature is the sliding latch that will allow for fast and easy access to the heater. What’s more, this unit is easy to operate, so you don’t need any prior experience to start enjoying hot water.
Things We Liked
- Quiet operation
- Provides 42 000 BTU
- Durable and long-lasting design
- Included microprocessor
- Simple installation
Things We Didn’t Like
- Relatively expensive
9. Bosch Electric Mini-Tank Water Heater
You should probably have heard of Bosch and their wide variety of quality accessories. Well, the Bosch Electric Mini-Tank Water Heater is a 4-gallon unit that’s designed to deliver hot water anytime you need it. The 98% thermal efficiency is recommendable, and it will help you cut down on the bills. Still, it features a sleek design that will complement most interior decors.
As for the construction, the heater is made of premium-quality glass material to give you long-term service. It comes in 3 compact sizes, so you can always choose the ideal size for you. Furthermore, this water heater can be floor-mounted or wall-hung, giving you versatile options for installation.
Things We Liked
- 98% thermal efficiency
- Three compact sizes
- Fast recovery rate
- Excellent insulation
Things We Didn’t Like
- Not suited for long-term use
8. EcoSmart ECO 11 Electric Tankless Water Heater
EcoSmart ECO 11 Electric Tankless Water Heater is another well-designed unit that will give you value for money. As opposed to traditional water heaters, this model will heat water as it flows through rather than storing the water. The wall-mounted and sleek design will save you on the storage space at home, so it can fit in small rooms.
It’s also designed following high industry standards for safety, so you’re assured of a safe heating solution. This model will save you on the waiting time before you get hot water with the point-of-sale installation. Thus, if you want a unit that will save you money, space, and time, then this is the right option for you.
Things We Liked
- Advanced self-modulating technology
- Compact design
- Endless hot water
- Field replaceable elements
- Energy-efficient
Things We Didn’t Like
- The warranty isn’t honored at times
7. Rinkmo Electric Tankless Water Heater
If you want a durable and functional tankless water heater, this is a perfect choice. The Rinkmo Electric Tankless Water Heater delivers an endless supply of hot water immediately you switch it on. As such, it will save you both money and time. Also, the compact size will save you on the storage space in the RV.
10-fold security technology makes this unit safe for use. The inner electricity and water lines run separately, which prevents any possibility of rusting. Besides, the model boasts of 99.9% energy efficiency, and it’s capable of reducing the heating costs by 60%. Overall, this is a quality tankless water heater that delivers the expected results.
Things We Liked
- Energy-efficient
- Durable construction
- Compact size
- Endless hot water
Things We Didn’t Like
- It’s susceptible to freezing
6. Camplux 5L 1.32 GPM Outdoor Propane Water Heater
For those looking for a portable water heater, look no further than the Camplux 5L 1.32 GPM Outdoor Propane Water Heater. The model is portable and comes in a compact design for easy transportation. It comes with a 1.32 GPM operating range, so it’s guaranteed to give you exceptional performance. Also, it does an excellent job on modified systems like the 12V pump.
The model is ignited using 2 D cell batteries, thus making it an ideal option for use in areas without electricity supply. The anti-freezing protection function helps to elongate its lifespan, so it will serve you for an extended period. The versatile unit can be used in RVs, cabins, and campsites. To make things even better, it comes at an affordable price.
Things We Liked
- Oxygen depletion safety shut-off protection
- Energy-saving technology
- Low-energy requirements
- Portability
Things We Didn’t Like
- Lacks an efficient draining system
5. Portable Propane Tankless Water Heater
Do you want a versatile water heater? If yes, then consider the Portable Propane Tankless Water Heater. The model is designed to give you a spa-like experience whenever you go. It’s perfect for RV shower, outdoor pet shower, beach bathing boxes, and DIY outdoor shower. The model is tested for safety, so you can use it without worrying about potential health effects.
This unit comes fully equipped with all the necessary accessories. They include garden hose connectors, wrenches, dust cover, and Teflon tape. The open design also helps to reduce excess surface heat. Besides, it’s easy to install, and you only require 2.5PSI of water for effective functioning.
Things We Liked
- Versatility
- Fully-equipped
- 6-in-1 multifunctional safety protection
- Simple installation
Things We Didn’t Like
- A bit noisy when operating
4. Bosch Electric Mini-Tank Water Heater
Bosch is here again with another exceptional unit. The Bosch Electric Mini-Tank Water Heater comes with an impressive 98% power efficiency. With 17.5 x 17.5 x 14.5 inch dimensions, the unit comes in a compact design to fit in most spaces. The temperature range for this water heater is between 45 and 145°F, which is quite impressive.
The 150PSI operating pressure is designed to The 7-gallon heater will give you adequate hot water whenever you need it. The versatile option allows for both horizontal and vertical installation. Either way, you’re guaranteed an endless supply of hot water with this high-quality water heater.
Things We Liked
- Great reliability
- Long-lasting design
- Easy mounting
- 7-gallon capacity
Things We Didn’t Like
- Fairly small in size
3. BISELONG 110V-120V Electric Mini-Tank Hot Water Heater
For those looking for a durable and reliable model, consider BISELONG 110V-120V Electric Mini-Tank Hot Water Heater. The unit features stainless steel construction, so it won’t leak or rust easily. The plastic shell on this RV water heater is corrosion-resistant. The in-built smart chip is designed to heat up to the set temperature.
The versatile water heater can also be used in schools, RV, bars, and kitchens, all while guaranteeing a continuous flow of hot water. The thermal efficiency is also recommendable at 98%. Also, it has several safety-protection features that will prevent leakages, scald, or any other form of injury. Furthermore, the heater is easy to use thanks to the simple controls.
Things We Liked
- Fast recovery rate
- Compact design
- Easy to use
- Stainless steel construction
Things We Didn’t Like
- Poorly machined pipes
2. PrecisionTemp RV-550 Tankless Water Heater
The PrecisionTemp RV-550 Tankless Water Heater is another cost-effective option for people that want to conserve both energy and power. The true automatic gas modulation function helps to self-adjust the usage of gas. The feature will allow for consistent control of temperatures without having to worry about overheating issues.
Other than that, it features an in-built freeze protection function, making it an ideal option for use in all seasons. It guarantees high water output at 55 000 BTU. At 32 pounds, this model is lightweight and portable for easy transportation. This water heater used below 1.5A powers, thus making it an energy-efficient model.
Things We Liked
- 55 000 BTU
- Energy efficient
- VariFlame technology control system
- Multifunctional
- High propane efficiency
Things We Didn’t Like
- Fails after a short period
1. EZ 101 Tankless Water Heater
If you want an aesthetically pleasing and functional unit, go for the EZ 101 Tankless Water Heater. The model comes in a simple, classic design that will complement most interior décor. Besides, it operates using the standard propane tank, similar to those used in barbecue grills. The multifunctional heater can be used in RVs, campsites, cabins, open shelters, and workshops.
Installation is quite a simple and straightforward process, so you’ll have an easy time setting it up. Another notable feature is the automatic ignition function, which makes it safe and reliable to use. It’s also energy-efficient, so it will help to cut down on the bills. With the lightweight design, this water heater is portable and easy to carry around.
Things We Liked
- Lightweight design
- 85% thermal efficiency
- Easy temperature adjustments
- 20-minute timer
- Automatic operation
Things We Didn’t Like
- Susceptible to freezing
Best RV Tankless Water Heaters Buying Guide
Buying an RV tankless water heater will certainly enhance your experience. These units offer better functionality as compared to traditional water storage tanks. Besides, they’re energy-efficient and come with a low risk of spillage. However, with the many models in the market, it’s important to look at a few features before making your final selection. Here are the main features to look at when selecting RV tankless water heaters:
Water consumption
Before you head into the nearest store to buy a tankless water heater, it’s important to have an estimate of the consumption. The consumption rate will give you an idea of the right size to purchase. Determine the frequency that you intend to use these facilities and then come up with the right capacity to buy. Water heaters come with varying capacities, so you should always go for a model that will suit your needs.
Flow rate
The flow rate refers to the amount of water that an RV tankless water heater is designed to release every minute. A quality unit should offer between 2 and 2.5 gallons of water per minute. However, you can always get higher or lower flow rates based on your needs. All in all, choose the ideal flow rate that will meet your travel needs.
BTU
BTU is another crucial factor to put into consideration when buying RV tankless water heaters. BTU basically means the heating capacity of your model. It offers an estimate of the amount of heat that you’ll require. Most heaters have BTU ratings from 30 000 to 50 000. Always check the BTU specs to ensure they meet your personal needs.
Power source
Water heaters come with 3 options for the power source; propane-operated, battery, and electric models. Most people prefer propane and battery-operated models, thanks to their portability. The electric models, on the other hand, should be integrated every time you intend to use them. In this regard, pick the ideal power source that will appeal to your travel needs.
Conclusion
RV tankless water heaters have come to take the hassle away as you enjoy your stay. With these units, you don’t have to wait to get hot water for showering. The heaters also come in handy if you’re living with a group of friends or family members. They will provide adequate hit water on demand. However, not all models in the market will give you the intended performance. To ensure you get a quality heater, always check the flow rate, power source, and BTU. Having considered all these factors, you can trust any of the above-listed RV tankless water heaters to give you excellent performance.
