Having the best RV tankless water heater with you when you are going out of town can be very valuable. When you’re out on the open road, bringing some creature comforts with you will make your vacation more pleasurable, regardless of the duration of your holiday. One of these is hot water, and thankfully, there are tankless water heaters on the market to assist you with this. Picking the best RV tankless water heater will benefit you greatly and not just by providing you with instant hot water. It’ll also help you conserve energy, save spaces well as weigh less than most tanked water heaters. 

Related: RV Water System Explained

Why Get A Tankless Water Heater?

The primary reason you should get a tankless water heater over a regular one is it will provide endless hot water. This is especially good when staying at a full-service campsite. Another factor is that there’s no recovery time which means that you have instant hot water without having to preheat and plan your showers or hot water usage. Most tankless water heaters on the market have the option to set the desired temperature so the water is always the way you want it. Because it’s a tankless water heater you don’t have a water storage tank to take up valuable space in your RV or travel trailer.

Related: How to Choose the Best RV Water Filter

Top RV Tankless Water Heaters

Suburban SW6DE RV Water Heater

Suburban SW6DE RV Water Heater

The Suburban SW6DE hot water heater is made to last and will provide years of service to your vehicle. It’s also small and won’t take up much space inside your camper, and it’s surprisingly simple to set up and use. This unit’s flexibility to switch between electric and liquid propane gas power sources is one of its most valuable features. Because of this feature, you won’t run into a scenario where you run out of hot water since you can easily switch between gas and electricity. Furthermore, you can use the gas and electric inputs at the same time for better efficiency.

PrecisionTemp RV-550

PrecisionTemp RV-550 Tankless Water Heater - Wall Vented

Another great RV tankless water heater is the PrecisionTemp RV-550. This particular RV water heater is designed specifically for people who love to live on the road. When a hot water tap is switched on, the heater comes on too. The RV-550 also has genuine automated gas modulation, which automatically regulates gas use depending on changes in water flow rate and incoming water temperatures. This ensures consistent temperature management, whether the water is overheated in the summer or under-heated in the winter. One of the best features of this hot water heater is the built-in freeze protection. Considering the applications and efficiency of this water heater the price should be no issue because it has everything an RV owner would want. 

Marey GA10LP

Marey GA10LP Power 10L 3.1 GPM Propane Gas Tankless Water Heater, Liquid, White

The Marey GA10LP is a very economical option that may save you up to 60% on electricity bills for heating water. It’s designed to be compact and fit almost anywhere which saves a lot of space. This water heater works on propane and doesn’t need electric connections which means it’s perfect for camping without electricity. Additionally, it’s very easy to install and has a water temperature controller. One of the best features of the Marey is that it works with low water pressure too. The 10L device can produce up to 3.1 gallons per minute, allowing you to have hot water for your entire family at various places. It’s also reasonably priced and comes with a 5-year warranty. 

GASLAND Outdoors BE158

Tankless Water Heater, GASLAND Outdoors BE158 1.58GPM 6L Outdoor Portable Gas Water Heater, Propane Water Heater, Overheating Protection, Easy to Install, Use for RV Cabin Barn Camping Boat, White

The GASLAND outdoor tankless water heater is small and lightweight, making it easy to transport. When you’re camping or at the beach, it will provide a fantastic hot shower for you and your family. This heater does not require preheating and delivers hot water as soon as the faucet is turned on. One of the best features of this water heater is the energy-saving technology that makes this item very energy efficient and environmentally friendly. This is because of the special design of the propane water heater exchanger and the main burner. The amount of water it can heat up is up to 1.58 gallons per minute.

Eccotemp FVI12-LP 

Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White

The Eccotemp FVI12-LP Tankless Water Heater heats water immediately as it travels through the heater exchanger, thanks to a strong propane flame. This water heater comes with a Horizontal Vent Kit and is ready to use inside straight out of the box. A propane tank is needed for this water heater to work properly and it should be bought separately. This is a manual water heater, therefore any water temperature modifications must be done using the controls for water flow and gas pressure on the front of the device. It’s one of the more affordable tankless water heaters on the market and definitely worth your consideration.

Hot water is one of the luxuries we take for granted when we are at home because it’s easily accessible for most of us. However, when you’re traveling with your entire family in an RV it can be a hassle. Having the best RV tankless water heater when you’re traveling will certainly make your life much easier because tankless water heaters are ideal for supplying hot water while you are on the road. These hot water heaters check all of the boxes for what you’d expect in this type of equipment – they are simple to install, inexpensive, and built to endure a long time. Most of them work with propane gas and electricity which means you can easily switch between the two and have instant hot water wherever you are. 

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