Best RV Dehumidifier
Best RV Dehumidifier

5 Best RV Dehumidifiers

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Travelling can never be amazing unless and until you have your RV to move around and stay wherever you like. In this scenario, a dehumidifier could be proved to be the most helpful vehicle as it can maintain the internal atmosphere of the RV.

In cold weather, there’s a high probability that you might be using a heater in your RV, but due to the use of the heater, your room may become more humid. So, here come humidifiers that can solve your problem within few minutes.

We did our expert research and listed the best products in the category for you. 

Best Choice


Waykar Auto Drainage Tank Shaped Dehumidifier

Premium Choice


Honeywell TP50WK Room Filter Dehumidifier

Best in Budget


Seavon Compact Basement Dehumidifier

Top 5 RV Dehumidifier

If you face a problem while searching for the best dehumidifier in the market, be at ease as we will provide you some of the best review-based dehumidifiers.

1. Honeywell TP50WK Room Filter Dehumidifier


  • Energy Star qualified
  • Stress-free maintenance
  • Portable 
  • Automatic settings
  • Less energy consumption 
  • Powerful dehumidification


  • The humidity gauge doesn’t work well.

For a good trip, it’s important to be comfortable as the road could be long. RV, in this case, is best suited as it is like a moving room. So, for such a room, you probably need all kinds of accessories associated with it as well.

The TP50WK is one of the newest models of the dehumidifier in the market. We highly recommend this one as it consumes less energy and removes moisture faster than conventional humidifiers. This makes its use highly cost-effective owing to less energy consumption.

RV heats up when its engine works alongside the heaters, which makes the room more humid.  So this dehumidifier can solve this problem within no time. It can remove almost 30 pints of moisture in a day. 

Moreover, this dehumidifier is completely automated for your ease. You don’t need to go an extra mile for turning it on and operating it. It would automatically turn on and off by detecting the humidity in the RV.

For cleaning this dehumidifier, you don’t need an expert from the company; rather, you can simply open the front cover and remove all kinds of particles with ease. There is no need for any guide as it is user-friendly. 

A control panel is placed on top of the dehumidifier for ease of access and use. You simply have to operate it using the panel, which is simple and easy to use.

There is an additional LED display that indicates the humidity level in the RV and the temperature. You can observe the change in humidity level after using this dehumidifier while traveling. 

To sum up, this dehumidifier has excellent features like automatic detection of humidity and its removal. The LED display helps you get an idea of a comfy environment, and overall in our list, it is the best because of one in all features. 


  • Powerful Dehumidification: It consumes less energy and removes moisture faster than conventional humidifiers.
  • Less Energy Consumption: This powerful unit can remove moisture with less energy consumption, making it highly cost-effective. 
  • Automatic Settings: It is completely automated for your ease. It can automatically turn ‘On’ and ‘Off’ by detecting the humidity in the RV.
  • Portable: This powerful unit has been designed with heavy-duty handles that can hold up to 150 pounds of weight, smooth gliding wheels, and cold winter. 
  • Dimensions: 10.5 x 13.2 x 20.1 inches


2. Waykar Auto Drainage Tank Shaped Dehumidifier


  • Large area dehumidification
  • Automatic Settings
  • Portable 
  • Easy to use
  • Quiet and efficient 
  • Convenient drainage


  • Doesn’t dehumidify spaces over 2000 sq ft.

Let’s be very clear that the purpose of a dehumidifier is not limited to an RV. You can use it in a room or kitchen as well. It normally depends upon the area that a dehumidifier can cover within its range.

This one here can remove humidity as much as 34 pints above than most of the top-rated dehumidifiers. It can remove moisture from any space up to 2000 square feet.

Moving on towards its design, it has a 360-degree rotatable handle that allows you to move it around at the location where you find it most suitable. It can be easily adjusted in your RV while moving around.

It has a compact design that is similar to a water tanker but is quite slim. It won’t take much space for RV and proves to be the best for long tours. It is quite lightweight, so that you can move it anywhere with you.

Similarly, when it comes to working efficiency, you would be amazed to know that it can work for an extended period while producing no sound. The fan is quiet while working, so even if you are sleeping, you won’t be bothered by the sound.

It has a hose that you can also connect with the drain for the removal of water. This can be done manually as well as automatically. As the tanker gets full, the indicator light turns, and the water is removed automatically. 

It is one of the highest-rated products on our list. The reason is the automatic removal of humidity as well as water. The soundless functioning and easy control panel make it one of the best ones in the market. 


  • Large Area Coverage: It can remove moisture from any space up to 2000 square feet.
  • Maintains Air Quality: This powerful unit improves air quality and provides a comfortable environment by keeping the humidity level at an ideal rate, i.e., 45 to 55%. 
  • Auto-Settings: This unit comes with an intelligent control panel that consists of a 24-hour timer, humidity auto control, and automatic ‘On’ and ‘Off’ settings. 
  • Portable: It has a 360-degree rotatable handle that allows you to move it around anywhere you find it most suitable.
  • Dimensions: 25.9 x 17 x 13.4 inches

3. Hysure 700ml Portable Bathroom Baby Dehumidifier


  • Ultra-Quiet 
  • Eco Friendly 
  • Lightweight 
  • Separable water tank
  • Compact 
  • Convenient
  • Automatic Shut-off
  • Less energy consumption


  • Humidifying power isn’t that strong.

Have you ever seen a small deck for good music? Well, this dehumidifier is similar to a sound system that is small in size and has a compact design to cover less space in your RV. It has a small tank with a capacity of 300ml for purifying moisture.

Moreover, its working is completely soundless owing to ultra-soundless technology. It has a Peltier technology that requires no use of a compressor to work, leading to a lightweight and small dehumidifier.

This one is an upgraded form of dehumidifier that consumes very little energy. This makes it an ideal device to be eco-friendly and is more beneficial in terms of usage. It wastes less electricity than a conventional dehumidifier.

You don’t need to operate it manually, like turning it off as the water full tank indicator turns. Neither have you to on and off it. It is automated to be automatically turned off when the water tank is full.

It is highly easy to use as there are no complex buttons for understanding. It consumes 150 oz of water daily when exposed to a humid environment. Being environmentally friendly and producing less sound are its best features. 

In the end, we would say that it depends upon your budget that what kind of product you want. This one is the best cost-effective product as it consumes less energy and is cheap to buy with exceptional features.


  • Compact and convenient: Hysure is small in size and has a compact design to cover less space in your RV. It has a small tank with a capacity of 700 ml for purifying moisture.
  • Ultra-Quiet Technology: This unit uses Ultra-Quiet technology, making its working completely noiseless.
  • Less Energy Consumption: This unit is an upgraded form of dehumidifier that consumes very little energy, making it an ideal device to be eco-friendly. 
  • Automatic Shut-Off: It is automated to be automatically turned off when the water tank is full.
  • Dimensions: 6.42 x 4.21 x 10.51 inches


4. Seavon Compact Basement Dehumidifier


  • Energy Efficient
  • Compact
  • Ultra- Quiet
  • Auto Shut-Off 
  • LED Indicator


  • Doesn’t work below 41 degrees Fahrenheit

A dehumidifier can make your travel easy than you can expect. Your RV should have all the necessary accessories because you have to camp and stay in the same RV for maybe days or months or even more. So, how do you expect to remove the humidity?

Seavon provides a unique and latest dehumidifier that is quite flashy in appearance and acts as a perfect home decoration. When we look at the capacity, it can spill out almost 500ml of water in a day, making it highly efficient to use. 

It looks like a small dispenser that works as a dehumidifier to remove water from the tray for efficient functioning. It shuts off automatically and turns on the LED indicator to signify that the tank is full and it is time to take out the water. There is also a small display for keeping track of things like temperature or humidity level.

Moreover, its working is completely soundless while producing sound less than 40 dB. It is like a soundproof device that works without a compressor and can be used anywhere in the home or RV.

This dehumidifier removes the content of water within no time. You wouldn’t even know when the entire room is humid-free. It is designed with a tank capacity of 1500 ml that can take out water up to 500 ml daily. It works quite efficiently in temperatures up to 86 degrees Fahrenheit. 

To sum it all up, this one is a highly reliable and suitable dehumidifier that is easy to use and is highly automated. It can work up to 40 degrees temperature to remove humidity at its peak. 


  • Efficient: It is designed with a tank capacity of 1500 ml that can take out water up to 500 ml daily in temperatures up to 86 degrees Fahrenheit.
  • Auto Shut-Off & LED Indicator: It shuts off automatically and turns on the LED indicator to signify that the tank is full and it is time to take out the water.
  • Ultra-Quiet: Its working is completely soundless while producing sound less than 40 dB.
  • Dimensions: 7.1 x 5.1 x 11.2 inches

5. LONOVE Ultra Compact Portable Air Dehumidifier


  • Safe and Easy to Use
  • Auto shut-off 
  • Portable
  • Compact
  • Energy efficient


  • Doesn’t work in large rooms

This mini-dehumidifier is better than most electric dehumidifiers because of its high-performance capability. It has a water tank capacity of 900 ml water and removes almost 450ml water in a day. So what more can you expect from this small dehumidifier?

Moreover, a balanced environment is necessary for a healthy life. Of course, while traveling, your goal is to enjoy nature, but the inside atmosphere of the RV also needs to be maintained, especially when heaters are used. Lonove can remove humidity from 60 to 80% in the surroundings while creating a healthy & comfortable environment. 

It has a flashy appearance, so you can also place it anywhere in your house. Moreover, the water tank is also transparent, so you can also remove water manually. You don’t have to wait for the indicator to indicate that for you. 

In addition to these features, another interesting thing is that researchers claim that almost 60% of the air in humid areas is detrimental to health. So a dehumidifier at such a place can reduce it considerably and maintain the temperature as well. 

This one can reduce the temperature in the surroundings as well. Interesting, right? The semiconductor technology, when it absorbs warm air, releases droplets that create a cool environment

This unit is quite user-friendly. You don’t need any kind of manual for learning it. You just have to press the power button, and the rest is up to the automatic technology of the device. 

Finally, this is one of the most recommended devices because of the silent working mode and the ease of usage. No effort needs to be done; rather, it is fully automated and frees you from any stress.


  • Energy Efficient: This unit features 360º dehumidify and is designed with a tank capacity of 900 ml that can extract water up to 450 ml daily in temperatures up to 86º F.
  • Comfortable Environment: Lonove can remove humidity from 60 to 80% in the surroundings while creating a healthy & comfortable environment. 
  • Ultra-Quiet: This unit works quietly, producing sound less than 35 dB. 
  • Auto Shut-Off Function: It shuts off automatically and turns on the yellow light indicator to signify that the tank is full and it is time to take out the water.
  • Dimensions: 6.1 x 5.12 x 8.67 inches

Buying Guide

Apart from your preferences, location, and RV, there are several most basic things that you should consider before investing in the best RV dehumidifier. So, without further ado, let’s dig into each one of them.

  • Size of the Dehumidifier

While purchasing an RV dehumidifier, the first thing you should consider must be the right size of the dehumidifier for your RV.

The simple rule of thumb is, for smaller RVs, go for a small dehumidifier, and for bigger RVs, you can get away with a large unit easily because there will be a lot of space.

Having the appropriately sized dehumidifier will save you from the trouble of running out of space, cluttering, and tipping over one thing or the other as you will move around in your RV.

Therefore, it is best to choose the right size of RV dehumidifier that will keep your vehicle organized and free from mold and mildew at the same time.

  • Energy Consumption

Another equally important factor to consider is the energy usage of the humidifier. Running out of power in the middle of nowhere is the last thing you would want to happen on your trip.

Hence, the wise choice would be to invest in RV dehumidifiers that consume less energy and will neither overload your batteries nor drain them quickly.

Some humidifiers come with a 24-hour cycle set and allow you to operate the unit to work more or less during different times of the day, depending on the humidity levels.

Dehumidifiers with small compressors consume a lot less energy instead of draining the batteries in a small period. So, you should opt for RV dehumidifiers that will reduce the overall power usage and leave the batteries sufficiently charged for other appliances.

  • Easy Installation

The majority of the RV dehumidifiers are easy to install and only require to be plugged into work. All you have to do is to have an electrical socket where you want to place your dehumidifier. Once that is sorted, plug it in, adjust the setting, and your job here is done!

On the other hand, some models require proper installation of the drainage hose. In comparison, these dehumidifiers might cost you a bit for the installation but will provide long-term benefits as well.

However, it is an optional feature in most RV dehumidifiers, but it will rid you of the trouble of emptying the water tank daily.

  • Noise Level

Although many RV dehumidifiers make white noise while working, if you prefer a noiseless environment, it is best to look for the latest dehumidifiers that make little or no noise while working.

However, if you want to opt for a bigger unit, the odds of it being quiet are low. However, it will not result in being an annoying nuisance but will increase the noise in your RV.

In simple words, a bigger unit will just add to the humming noise coming from your refrigerator, heater, and other appliances. So you might have to turn it off to enjoy a sound sleep or your favorite TV show.

  • Features and Auto-settings

It is best to go for the best RV dehumidifiers that have the most up-to-date features. Some dehumidifiers come with an auto shut-off feature that allows you to adjust the setting once and forget about monitoring it from time to time.

Apart from auto settings, some models also feature a built-in timer that shuts off the unit when it is not required. In short, with auto dehumidifiers, all that is required from you is to set it up and forget.

All-in-all, these automated dehumidifiers are a great buy if you do not want to be bothered by constantly monitoring them. Still, if maintaining and checking up on the dehumidifier is not an issue for you, then there is no harm in saving a few bucks.


  • Why should I get an RV dehumidifier?

RV humidifier keeps the humidity levels in check while traveling and reduces the amount of moisture present in the air. RV humidifier not only prevents the growth of mold and mildew in your RV but also saves you from a lot of skin complications that result from constantly sweating due to high humidity levels in the air.

Therefore, to avoid the constant dampness in your vehicle as well as upon your skin, you should consider purchasing the best RV dehumidifier.

  • What is the best place for setting up a dehumidifier in an RV?

The most accurate answer to this question depends on various factors, including your preferred area of comfort and the size of your RV. It is better to install it in a space where most of your time is spent.

However, there is no right or wrong place to set up the dehumidifier. Some people install it in their bedroom while others like to place it in the living.

So it is totally up to your comfort and the size of your RV. So, it’s best to consider your RV’s layout while setting up the dehumidifier.

  • What is the ideal setting for the dehumidifier?

If your RV dehumidifier comes with a humidistat feature, it is best to keep its humidity setting between 30% and 50%. It is ideal for keeping the humidity range moderate, meaning it should not be too high or too low.

However, you can keep altering the setting of your RV dehumidifier depending on the time of the day, location, and weather.

  • How do I know if my RV needs a dehumidifier?

If you spot mold and mildew growing in your vehicle, it is enough of an indication of high humidity levels in your RV. Plus, if your travel a lot in summers to areas with high humidity, it is high time you invest in a good quality RV humidifier to prevent the moisture in your RV.

  • Is it ok to drain my dehumidifier into the RV’s water tank?

The manufacturers do not recommend draining the dehumidifier into the vehicle’s water tank. Because as the dehumidifier sucks the moisture from the air, it also draws all the bacteria to itself that can harm the vehicle’s tanks and the engine.

Therefore, it is recommended to empty the dehumidifier into the grass or the sewage line.

  • What would happen if I forget to turn off my RV dehumidifier overnight?

 Although, it is safe to leave the dehumidifier running overnight as most of the dehumidifiers are designed with a 24-hour cycle setting. But just like any other electrical appliance, you should be cautious with it as well.

Always make sure to go through the manufacturer’s manual to avoid overheating your RV dehumidifier. Plus, if you want to skip the trouble of monitoring it constantly, it is best to go for a dehumidifier with automated shut-off or timer features.

  • Are RV dehumidifiers fire hazards?

Most of the latest RV dehumidifiers in 2021 are safe in terms of short circuits and do not cause fire accidents. They are manufactured to meet the standard quality and are more advanced in their safety features than the old models.

  • When should I turn off my RV dehumidifier?

You can turn off your RV dehumidifier depending upon the temperature. As soon as the humidity level drops below the ideal level turning off your humidifier would be a better option.

However, if you keep the dehumidifier ‘On’ at a high setting while there’s not enough moisture in the air, it can cause damage to your unit. Such as, the coil or water can get frozen that can cause serious complications in the functioning of your humidifier.

Therefore, while there is no serious harm in keeping the humidifier on overnight if it has an auto shut-off feature, otherwise it can cause long-term damage to your humidifier if it does not have automated settings.


When traveling, we want to make our RVs feel like home, and the best way to do so is by having a comfortable, cool place. Even if you are off to some colder climates, an RV dehumidifier never fails to make your vehicle warm and cozy.

But if warmer climates are your next stop, purchasing the best RV humidifier should be the first thing on your list. Believe us; this will be among the most valuable and useful accessories on your journey to the hottest areas.

Having said all of that, we hope that you have found the best RV humidifier from our list of recommendations and have a safe and cool trip with your newly bought travel accessory.

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