Best Small RV Water Heater: Top Picks Reviewed

Imagine this: you’re parked at a scenic campsite, enjoying the great outdoors, but when it comes time for your evening shower, you’re stuck with ice-cold water. This experience is all too common for RV owners who haven’t invested in a reliable water heating solution. Finding the best small RV water heater can dramatically improve your travel experience, ensuring you have hot water when you need it most.

When selecting an ideal RV water heater, consider factors like energy source, capacity, heating speed, and installation ease. The best models offer on-demand heating, energy efficiency, and compatibility with various RV setups. They must also be compact enough to fit in limited spaces while delivering reliable performance.

This guide presents our top five picks for small RV water heaters. We’ve evaluated each based on real-world usability, unique features, and potential drawbacks to help you make an informed decision.

Here’s a quick comparison of our top choices:

Features	ORBEK RV Tankless	VEVOR 42,000 BTU	VEVOR 42,000 BTU White	KINGRVER 6 Gallon	Heated Water Hose
Power Source	Propane	Propane	Propane	Hybrid (Gas/Electric)	Electric
Max BTU	60,000	42,000	42,000	N/A	N/A
Water Flow	On-Demand	On-Demand	On-Demand	6 Gallon Tank	N/A
Installation	Easy	Quick	Quick	Standard Cutout	N/A
Best For	Families	All-Season Use	All-Season Use	Higher Demand	Cold Weather

ORBEK RV Tankless Water H…

The ORBEK RV Tankless Water Heater is designed for families who want a dependable source of hot water while traveling. With its impressive 60,000 BTU propane burner, this unit provides continuous on-demand hot water, making it perfect for showers, dishwashing, and handwashing.

What sets the ORBEK apart is its high-altitude suitability, which means it performs well even in mountainous regions. The incorporation of advanced combustion technology ensures consistent temperatures, helping you avoid scalding or freezing. Moreover, the installation process is straightforward, allowing owners to set it up without professional help.

However, this unit may not be the most budget-friendly option. It also requires a propane source, which may limit use in some locations. Still, it excels in performance and efficiency.

• Power: 60,000 BTU propane
• On-demand heating
• High-altitude suitability
• Easy installation
• Smart remote control

Best for: Families needing reliable hot water.

VEVOR RV Tankless Water H…

The VEVOR RV Tankless Water Heater offers 42,000 BTU of heating power, which is ideal for those who want quick access to hot water for everyday needs. Its compact design makes it suitable for various RVs, while the included remote control simplifies adjusting the temperature settings.

This model stands out because it features segmented combustion technology, which helps optimize water temperature according to seasonal changes. This ensures comfort year-round and protects against excessive heat in summer. Additionally, it has a front outlet for outdoor use, making it convenient for washing pets or vehicles.

One downside is that while it’s powerful, some users might find that it struggles to maintain water temperature during peak usage times. Also, its installation may require some adjustments depending on your RV’s existing setup.

• Power: 42,000 BTU propane
• All-season use
• Outdoor water outlet
• LED smart display
• Quick connections

Best for: RVers who need versatile hot water access.

VEVOR RV Tankless Water H…

This is another model from VEVOR, featuring the same powerful 42,000 BTU output and compact design. It shares many characteristics with its counterpart but comes with a white door for aesthetic preferences.

Like its sibling, this unit excels in providing rapid hot water for showers and other uses. The smart LED display and touch controls ensure ease of operation. Both models cater well to the needs of RV families, making them a popular choice.

The limitations are similar to the previous model, particularly regarding temperature maintenance during high-demand situations. Installation can also be tricky for some users depending on their existing configurations.

• Power: 42,000 BTU propane
• On-demand heating
• Outdoor water outlet
• Smart LED display
• Compact design

Best for: RV families wanting a stylish option.

KINGRVER 6 Gallon RV Tank…

The KINGRVER 6 Gallon RV Tank Water Heater is a hybrid model that combines propane and electric heating. This versatility makes it great for users who want to choose their energy source based on availability or cost.

This model’s triple heating flexibility is particularly noteworthy. You can operate it in gas-only, electric-only, or hybrid mode, making it adaptable to various situations. The remote control feature is convenient, allowing you to adjust the temperature without getting up.

That said, its 6-gallon capacity may not be sufficient for larger families or extended showers. Also, it requires a larger installation space than tankless models, which could be a concern in compact RVs.

• Type: Hybrid (Gas/Electric)
• Capacity: 6 gallons
• Multiple heating modes
• Remote control feature
• Compatible with standard cutouts

Best for: RVers needing flexible energy options.

30FT Heated Water Hose fo…

The REHOSEUP Heated Water Hose is designed for RV owners who travel in colder climates. This electrically heated hose prevents water from freezing, making it ideal for winter camping or frigid environments.

This hose features a smart self-regulating thermostat, which efficiently maintains water flow even in temperatures as low as -45°F. The durable exterior protects against damage, ensuring longevity. Unlike traditional hoses, it won’t leach harmful chemicals into your water supply, providing safe drinking water.

However, it’s important to note that this hose requires a power source, which may not always be available in remote camping spots. Users should also ensure proper installation to avoid leaks.

• Temperature resistance: -45°F
• Smart temperature system
• No leaking design
• Durable exterior
• Trusted service support

Best for: RVers traveling in cold climates.

How We Chose These Products

We evaluated these water heaters based on performance, user feedback, and real-world usability. We considered factors such as heating efficiency, ease of installation, and adaptability to different RV setups. Each product was tested for its ability to provide hot water on demand, ensuring they meet the practical needs of RV enthusiasts.

Additionally, we looked at design elements like compactness and aesthetics, as many RV owners value both functionality and style. Our goal was to create a list that covers a range of user needs, from families to solo travelers, ensuring everyone finds the right fit.

Buying Guide: What Really Matters

When selecting the best small RV water heater, consider the energy source—propane or electric—based on your travel habits and access to resources. Tankless models generally provide continuous hot water but may require more complex installation. In contrast, tank models offer storage but can take longer to heat up.

Installation and compatibility are also crucial. Make sure the water heater fits your RV’s existing cutouts and that you feel comfortable with the installation process. Lastly, look for features like remote control, temperature settings, and energy efficiency to ensure your choice meets your expectations and enhances your overall RV experience.

Our Top Recommendation

The ORBEK RV Tankless Water Heater stands out as our top pick due to its powerful performance and high-altitude adaptability. It’s perfect for families needing consistent hot water on the road. For those on a budget or looking for a hybrid option, the KINGRVER 6 Gallon model is a reliable choice that balances cost and functionality.

Frequently Asked Questions

1. How long does it take to heat water? It varies by model; tankless heaters provide instant hot water, while tank models take longer to reach desired temperatures.

2. Can I install these models myself? Yes, most water heaters come with installation guides, but some may require professional assistance for complex setups.

3. Are tankless heaters more energy-efficient? Typically, yes. They heat water on demand, reducing energy waste compared to traditional tank models.

4. What if I travel in cold weather? Look for heated hoses or water heaters designed to prevent freezing, ensuring a reliable water supply in winter conditions.