Top 5 RV Water Heaters: Reviews, Features & Buyer’s Guide

Ever taken a freezing cold shower while camping? It’s not a fun experience! Having hot water in your RV is essential for comfort and cleanliness. But choosing the right RV water heater can feel like navigating a maze. There are so many different types, sizes, and features! It’s easy to get confused and end up with a water heater that doesn’t meet your needs.

That’s where this blog post comes in! We know picking the perfect RV water heater can be tricky. You might be worried about running out of hot water, not having enough space, or spending too much money. We’ll help you avoid those problems!

By reading on, you’ll learn about the different types of RV water heaters available. We’ll explain their pros and cons, and help you figure out which one is best for your RV and your camping style. Get ready to enjoy warm showers and clean dishes on your next adventure! Let’s dive in and find the perfect water heater for you.

Our Top 5 Rv Water Heater Recommendations at a Glance

Top 5 Rv Water Heater Detailed Reviews

1. Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A

Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A

Rating: 8.9/10

The Suburban Advantage RV Tank Water Heater SW6D is a reliable way to get hot water in your RV. This water heater has a 6-gallon porcelain-lined steel tank. It uses Direct Spark Ignition (DSI) to light the gas. This Suburban water heater is designed to last a long time and give you hot water when you need it. It’s a good choice for RVers who want a dependable hot water source.

What We Like:

  • Durable tank construction helps the water heater last.
  • The replaceable anode rod protects against rust. It is also easy to drain.
  • You can use campsite or generator power with the optional electric element.
  • The special flue tube design makes the water heat up quickly.
  • It has a 2-year limited warranty and a 3-year tank warranty.

What Could Be Improved:

  • Some users might prefer a larger tank size.
  • Installation might require some technical knowledge.

The Suburban Advantage RV Tank Water Heater is a good option for RV owners. This water heater offers reliable performance and good features. It is a solid choice for your RV’s hot water needs.

2. Ranein 65

Ranein 65,000 BTU RV Tankless Water Heater, High Altitude Available, 12V, CSA Certificated, with Thermostatic Chamber and Multi-function Controller, On Demand Instant Hot Water Heater

Rating: 8.7/10

The Ranein 65,000 BTU RV Tankless Water Heater is a great choice for RV owners! It gives you hot water on demand. It heats water fast and efficiently. This water heater helps you save gas. It also has a remote with real-time monitoring. This lets you keep track of gas use, voltage, and water flow. It’s designed for all types of RVs and has important safety features.

What We Like:

  • Instant hot water is available whenever you need it.
  • You can track gas usage, voltage, and flow rate with the remote.
  • It has a powerful 65,000 BTU heating capacity, so it works well in cold weather.
  • It fits into most RVs.
  • The built-in chamber provides precise temperature control.
  • It has a high/low altitude mode.
  • It is CSA safety certified and offers lifetime support.

What Could Be Improved:

  • The door is sold separately.

Overall, the Ranein RV Tankless Water Heater is a great upgrade for your RV. You will get hot water quickly and save money on gas.

3. RV Tankless Water Heater without Door

RV Tankless Water Heater without Door, KINGRVER, Propane Gas, DC 12V, 3 Optional Door Sizes 15"x15", 15"x18" and 18"x18" for Refitment, Compatible with All RVs, Sufficient Power, High Altitude

Rating: 9.1/10

The KINGRVER RV Tankless Water Heater is a propane-powered water heater designed for RVs. It provides endless hot water and is easy to install. This model doesn’t come with a door, but you can buy one in three different sizes to fit your RV. The heater is compatible with all RVs and works well even at high altitudes. It’s a great way to upgrade your RV’s water system.

What We Like:

  • Compatible with all RVs, making it easy to replace old water heaters.
  • Provides endless hot water for showers and dishwashing.
  • Works well even in high-altitude locations.
  • Includes safety features like a pressure relief valve and automatic gas shut-off.
  • Comes with a 2-year service and expert support.

What Could Be Improved:

  • The door is sold separately, which means an extra purchase.

The KINGRVER RV Tankless Water Heater is a reliable and efficient option for RV owners. It offers a great solution for hot water on the road.

4. RV Tankless Water Heater

RV Tankless Water Heater, 55000 BTUs Instant Hot Water Heater with 15 x 15 inches Door & Remote Controller, DC 12V MAX 3.9GPM, Propane Gas Power Technology, Compatible with All RVs(Black)

Rating: 9.4/10

Tired of cold showers while RVing? The RV Tankless Water Heater is here to change that! This black propane-powered heater provides instant hot water with a powerful 55,000 BTUs. It works with all RVs and campers. It features a user-friendly interface and a compact design. You’ll get hot water in seconds! Enjoy endless hot water for showers and more. It’s also safe and reliable, with multiple safety features. It even works well at high altitudes!

What We Like:

  • Instant hot water supply, no more waiting!
  • Compatible with all RVs and easy to use.
  • Compact design saves space in your RV.
  • Provides a high volume of hot water.
  • Built-in safety features for peace of mind.
  • Works well even at high elevations.

What Could Be Improved:

  • Requires proper ventilation and exhaust for installation.

This RV tankless water heater is an excellent upgrade for any RV. It offers a reliable and convenient way to enjoy hot water on the road. You’ll love the convenience and safety this water heater offers.

5. RV Tankless Water Heater

RV Tankless Water Heater, High Altitude Available, with White Door and Controller, DC 12V, On Demand Instant Hot Water Heater, With RV Extra External Water Outlet, Push-To-Open Door

Rating: 8.5/10

Tired of cold showers on your RV adventures? This RV Tankless Water Heater is here to help! It gives you hot water on demand, no matter where you are. This water heater works even in high-altitude areas, like the mountains. It is easy to install and use. It also has a nice white door and a controller. It runs on DC 12V power and gives you an extra water outlet. Enjoy hot water whenever you want!

What We Like:

  • It works well at high altitudes, up to 10,000 feet!
  • It replaces many different RV water heaters.
  • It gives you continuous hot water, up to 3.5 gallons per minute.
  • You don’t have to wait for hot water anymore.
  • It has safety features like automatic gas shut-off.
  • It has an anti-freeze system to protect it in cold weather.

What Could Be Improved:

  • If you previously used a 10-gallon tank water heater, you would need to change the door.
  • If there is a leak, you may need a special fitting to fix it.

This RV Tankless Water Heater is a great upgrade for any RV. It provides hot water quickly and efficiently, making your travels more comfortable. You can have hot water any time, anywhere!

RV Water Heater Buying Guide: Hot Showers on the Road!

Planning a road trip in your RV? A working water heater is a must! This guide will help you find the best RV water heater for your needs.

Key Features to Look For
  • Fuel Source: RV water heaters use propane, electricity, or a combination of both. Propane heaters are common. Electric heaters need a hookup at a campsite. Combo heaters give you options!
  • Tank Size: Water heaters come in different sizes. A larger tank holds more hot water. This is great for bigger families or longer showers. Common sizes are 6 gallons or 10 gallons.
  • Recovery Rate: This tells you how fast the heater warms water. A higher recovery rate means faster heating.
  • Ignition Type: Some use a pilot light. Others have electronic ignition. Electronic ignition is safer and easier.
  • Control Panel: Look for an easy-to-use control panel. It should show you the water temperature. It should also let you turn the heater on and off.
Important Materials
  • Tank Material: Most tanks are made of steel. Some have a glass-lined interior. This helps prevent rust.
  • Burner: The burner is usually made of stainless steel. This resists corrosion.
  • Insulation: Good insulation keeps the water hot longer. Look for heaters with thick insulation.
  • Exterior: The outside of the heater should be durable. It needs to withstand the weather.
Factors That Improve or Reduce Quality
  • Quality of Materials: Better materials mean a longer-lasting heater.
  • Insulation Thickness: Thicker insulation keeps water hot longer. It also saves fuel.
  • Brand Reputation: Some brands are known for quality and reliability. Do some research!
  • Warranty: A good warranty protects you from defects.
  • Proper Installation: A poorly installed heater might not work well. Always follow the instructions. Or, get help from a professional.
  • Maintenance: Regular maintenance keeps your heater running smoothly. This includes flushing the tank.
User Experience and Use Cases
  • Easy to Use: The best RV water heaters are simple to operate. They have clear instructions.
  • Quiet Operation: Some heaters are quieter than others. This is important if you want a peaceful camping trip.
  • Consistent Hot Water: You want hot water when you need it! A good heater provides a steady supply.
  • Common Use Cases: RV water heaters are used for showers, washing dishes, and cleaning. They are essential for comfortable camping.
  • Consider your needs: If you camp alone, a small tank might be fine. If you camp with a big group, you will need a larger tank.

RV Water Heater FAQs

Q: What kind of water heater is best for me?

A: It depends on your needs! If you often camp without hookups, a propane heater is good. If you mainly camp at sites with electricity, an electric heater works well. Combo heaters give you the best of both worlds.

Q: How much hot water do I need?

A: Think about how many people will be using the water. Also, think about how long you like to shower. A 6-gallon tank is good for couples. A 10-gallon tank is better for families.

Q: How long does it take to heat water?

A: It depends on the heater and the tank size. Propane heaters usually heat faster than electric heaters. Read the specifications to find out the recovery rate.

Q: How do I maintain my RV water heater?

A: You should drain and flush the tank regularly. This removes sediment. You should also check the anode rod. Replace it if it is worn.

Q: What is an anode rod?

A: The anode rod is a metal rod. It protects the tank from corrosion. It attracts corrosive elements.

Q: What if my water heater isn’t working?

A: First, check the fuel supply (propane or electricity). Make sure the water heater is turned on. Check the circuit breaker. If you’re still having problems, check the manual. If you are still having problems, call a professional.

Q: How do I winterize my RV water heater?

A: Drain the water from the tank. Bypass the water heater. Add antifreeze to the plumbing system.

Q: What is a bypass kit?

A: A bypass kit allows you to isolate the water heater. This is useful for winterizing. It prevents antifreeze from entering the tank.

Q: Can I install an RV water heater myself?

A: If you’re comfortable working with gas and electricity, you can. Otherwise, it’s best to hire a professional. Follow the installation instructions carefully.

Q: How long does an RV water heater last?

A: With proper maintenance, an RV water heater can last many years. The lifespan depends on the quality of the heater and how often you use it.

In conclusion, every product has unique features and benefits. We hope this review helps you decide if it meets your needs. An informed choice ensures the best experience.

If you have any questions or feedback, please share them in the comments. Your input helps everyone. Thank you for reading.

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