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  1. RV Dehumidifier
  2. Eva-Dry
  3. Electric
  4. Plug-In
  5. 2401-4000 cubic feet
  6. 68 oz
Eva-Dry EDV-4000 Rotary Desiccant Dehumidifier - Electric - 2 Liter Tank
Eva-Dry

Eva-Dry EDV-4000 Rotary Desiccant Dehumidifier - Electric - 2 Liter Tank

Part Number: ED64FR
In Stock
$357.79
RV Dehumidifier
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Keep your RV, boat, or seasonal living space from feeling damp and clammy. This electric rotary desiccant dehumidifier pulls moisture from the air, runs in cooler temps, and includes a drain hose for continuous drainage. Great Prices for the best rv dehumidifier from Eva-Dry. Eva-Dry EDV-4000 Rotary Desiccant Dehumidifier - Electric - 2 Liter Tank part number ED64FR can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Eva-Dry RV Dehumidifier - ED64FR

  • Eva-Dry
  • Electric
  • Plug-In
  • 2401-4000 cubic feet
  • 68 oz

Keep your RV, boat, or seasonal living space from feeling damp and clammy. This electric rotary desiccant dehumidifier pulls moisture from the air, runs in cooler temps, and includes a drain hose for continuous drainage.


Highlights

  • Rotary desiccant design: Pulls moisture from the air without using a compressor, making it a strong choice for cooler spaces.
  • Great for RVs and damp rooms: Helps control humidity in RVs, boats, laundry areas, seasonal rooms, basements, and other enclosed spaces.
  • Removes up to 7 liters per day: Handles built-up moisture in spaces up to 4,000 cubic feet when conditions meet the listed rating.
  • Built-in tank or drain hose: Collects water in the 2 liter tank or drains continuously with the included hose.
  • Clothes drying mode: Directs warm air to help dry towels, clothes, swimsuits, and wet gear indoors.
  • Simple electric operation: Plug-in controls let you set your target humidity, fan speed, timer, and drying mode.

Features to know about

Controls Moisture Without a Compressor

Damp air can make your RV, boat, basement, or laundry area feel cold, musty, and generally unpleasant. This Eva-Dry EDV-4000 uses rotary desiccant technology to pull moisture from the air without relying on a compressor, so it stays effective in cooler spaces where traditional compressor-style dehumidifiers may struggle.

It is a strong option for year-round moisture control in enclosed spaces that deal with humidity, condensation, wet gear, or that clammy chill that makes everything feel like it has been lightly cursed.

Designed for RVs, Boats, and Seasonal Living Spaces

This dehumidifier is suited for spaces up to 4,000 cubic feet, making it useful in larger RVs, motorhomes, boats, cabins, basements, laundry rooms, and seasonal living areas. It helps reduce excess moisture that can lead to musty smells, damp bedding, fogged windows, and slow-drying towels or clothes.

For best performance, place it where air can move freely around the inlet and outlet so the unit can keep pulling damp air through the system.

Pulls Moisture Even When Temperatures Drop

Humidity problems do not wait for warm weather. This unit operates from 34 degrees F to 104 degrees F, so it can keep working in cooler rooms, campers, and storage areas where damp air tends to linger. The desiccant-based system helps maintain consistent moisture control across a wider temperature range than many compressor-style units.

Tank or Continuous Drainage Options

Collected water drains into the built-in 2 liter tank, which you can remove, empty, and slide back into place. When you do not want to keep checking the tank, use the included drain hose for continuous drainage into a sink, shower, floor drain, or other safe drainage point.

The unit also has automatic shutoff when the tank is full, helping prevent overflow when you are not using the drain hose.

Clothes Drying Mode for Wet Gear

Wet towels, swimsuits, jackets, and laundry can keep dumping moisture back into your space long after you are done using them. Clothes drying mode helps reduce excess moisture around indoor laundry and wet gear by directing warm air where you need it.

This is especially handy in RVs and boats where drying space is limited and everything somehow ends up sharing the same 12 square feet of emotional support humidity.

Easy Controls for Everyday Use

The plug-in controls let you choose the fan speed, set your target humidity, use the timer, and select drying mode based on the conditions in your space. Use a lower fan setting when you want quieter operation, or switch to high when humidity is built up and you need stronger moisture removal.

Specs

Capacity and temperature:

  • Water tank capacity: 2 liters
  • Moisture removal: 7 liters per day
    • Rating based on average temperature of 68 degrees F and relative humidity of 60 percent or above
  • Operating temperature range: 34 degrees F to 104 degrees F
  • Timer length: Up to 8 hours

Application:

  • Suited for spaces up to 4,000 cubic feet
  • Common uses:
    • RVs and motorhomes
    • Boats
    • Cabins
    • Basements
    • Laundry areas
    • Cooler rooms and seasonal living spaces

Dimensions:

  • Overall dimensions: 7" long x 11-1/2" wide x 18" tall

Power:

  • Voltage: 110-120V AC
  • Frequency: 60Hz
  • High fan speed:
    • Amperage: 5.15 amps
    • Power draw: 615 watts
    • Noise level: 51 dB
  • Low fan speed:
    • Amperage: 2.76 amps
    • Power draw: 330 watts
    • Noise level: 32 dB

Drainage:

  • Drainage options:
    • Internal water reservoir
    • Continuous drain with included drain hose
  • Automatic shutoff when tank is full

Color and weight:

  • Weight: 13.5 lbs
  • Color: White

Warranty:

  • 1-Year limited warranty


EDV-4000 Eva-Dry High-Output Desiccant Dehumidifier - 2 Liter Tank Capacity

Installation Details ED64FR Installation instructions



Video of Eva-Dry EDV-4000 Rotary Desiccant Dehumidifier - Electric - 2 Liter Tank
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Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Eva-Dry Rotary Desiccant Dehumidifier Review – Moisture Control Without the Noise

If you're dealing with a lot of humidity in your motor home, RV, trailer, wherever you are, and you're looking for a dehumidifier that can help you out with that, you might be interested in this one. My name is Evangeline, right here at etrailer. Today we're gonna be talking about the Eva-Dry rotary dehumidifier. This is gonna be a large capacity dehumidifier in the world of motor homes and trailers, where this can bring in as much as 7 liters a day of moisture from the air. You have a bunch of different functions depending on what you may need, and this could be very helpful for your moisture control needs. And we're gonna talk about those different features, how you use this and help you decide if this is the right fit for you and your adventures.

First, why do you need a dehumidifier Oftentimes in temperate climates, when your trailer has an air conditioning unit, that works as both a way to cool down your trailer and it dehumidifies the air while it does it. But sometimes if, let's say, you have a lot of wet clothes inside your trailer or your traveling through where etrailer is right now, the Midwest, the humidity levels might be pretty high, and you'll notice that mold and mildew might be a thing. Things aren't drying out quick enough. Food inside your shelf and your cabinet might be spoiling a bit faster than you're used to. That's when you need to think about moisture control.

Bringing your humidity back down to a good 30 to 60 relative humidity is helpful and possible when you have a dehumidifier like this. Sometimes just a certain spot of your camper needs to be a little bit drier than usual, and then you can just aim your dehumidifier at that problem spot and it can run and keep everything nice and dry. Using this is so straightforward. You just plug in a dehumidifier, turn it on. It automatically starts dehumidifying.

But if you want to, you can customize your settings. Ionizer, I usually leave on, because this aids in air filtration. If you want though, you can always just turn that off if you're not as concerned. You also have your auto-timer for how long you want this running, as well as your vent motion option to change how your vent works. Adjusting the vent motion, your drying mode, as well as your target relative humidity is helpful depending on what you're trying to moisture control.

So oftentimes, maybe you are camped out where there's a swimming pool or a lake. You might have your towels, your bathing suits. You can direct that vent towards that. You can also change the drying mode to high, and then this will really focus on bringing in that moisture, drying things out. The vent is where your air output is, and sometimes that's cool. More often than not, that's gonna be warm air. And target relative humidity. An easy way to explain this is if you're not sure what you need, go and select 50%. If you need more extreme dryness in the area, you can go down to 45%, which is actually gonna be the low fan mode. This is also helpful if at night, you don't want to hear the sound of the fan. That might be a lot more quieter for you. And then 35% is if you're really, really, really concerned about not having dew or any moisture whatsoever build up overnight, especially on your windows or fog up the glass. 35% is where it's at. But if not, just set it to 50. When you need to set up your dehumidifier, you just plug it right in to a wall outlet inside your trailer or your camper. You have a handle on it, which makes it a lot easier to move around your camper unless the water's full. Some places I recommend putting this is where there's good ventilation. Yes, that fan is helpful for moving the air through, but you wanna make sure that especially this air inlet spot at the back has space to get all of that air to pull in the moisture that the air can come out the other side. On this side, you have your air filter, which helps out with dust and allergens, things like that. And then you have your water level indicator at the bottom. If you needed to dump the water in that reservoir, you have this easy to take out tank that also has its own handle to make it easier to carry it around, with this tank having a capacity of 2 liters if you we inchesre in a situation where your dehumidifier would be pulling up to 7 liters a day, which is a lot of humidity. And then this is easy to dump out multiple times throughout the day. When it comes to dehumidifiers, it's so easy to get into the weeds of all the different numbers and specs, like temperature, relative humidity, cubic feet of the space you're trying to take moisture out of. Some easy things I can say for you is that you can always check out the product page where we have those numbers out there to guide you along your way. I recommend getting this along with the Eva-Dry sensor and that you can connect to your phone with the app and will show you where your humidity is at, things like that, wherever the sensor is, to help you get going. Another thing is that if you are in a very humid spot, since this pulls in so much water a day, and if you don't want to have to always be dumping out that tank, you can use the drain hose and just feed this to your sink, your bathroom, your shower, in order to just remove that hassle. So with that in mind, whenever I look at dehumidifiers, I always try to get the largest one I can, simply because it's just better to have the capability of taking out all that humidity rather than having overworked dehumidifier. But I understand that this might be too large for some smaller campers, tear drop trailers, things like that. If that's the case for you, this might be overkill actually. Eva-Dry has plenty of other options, whether it's their renewable dehumidifiers that don't need to be plugged in or their mini electric dehumidifiers that work very similarly to this, but are gonna be on a much smaller scale. You can check those out here at our website or give us a call or send us a question, and then we can guide you along your specific situation and your needs. But for your motor homes, RVs, large trailers, boats, and cabins, the largest dehumidifier is always where I start, and I would start with this one. If a friend was to ask me for some help with managing the high humidity levels of wherever they are or they find mold underneath their mattress or on their bed frame, this is gonna be a great way for moisture control. Easy to use, very intuitive, and you have all these different customization options if you need it. So what you saw right here was a look at the Eva-Dry rotary desiccant dehumidifier, which all just means a way to manage the humidity in your home for your adventures. My name's Evangeline and I hope you enjoyed this journey.

Customer Satisfaction Score:

Ratings & Reviews

4.8

9 reviews
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Keep your RV, boat, or seasonal living space from feeling damp and clammy. This electric rotary desiccant dehumidifier pulls moisture from the air, runs in cooler temps, and includes a drain hose for continuous drainage.

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Looks like a good product, well made, have not had time to run it much yet.



by:

We bought the dehumidifier to use while our travel trailer is parked for the off season ( fall / winter ) it is doing a fantastic job! So happy with this purchase



by:

Nice size. Pulls a lot of moisture out of the air. Wish it didn't need 2 feet on all sides to operate though. Would love to be able to stick this in a corner



by:

The humidifier works great was nice and compact for an RV. etrailer.com was great on customer service after the sale checking to make sure that I got what I wanted. Thank you, William S.



by:

I have only had this for a week so no long term info here. But it does collect water amazingly fast. I purchased a motorhome that was from the coastal area of Oregon and had condensation so bad driving it home I struggled to be able to see at times. It also had a funky smell. I live in the dry side of Oregon but still I have to empty the reservoir every 12 hr or the unit will auto shut off until I do. Also the smell is much less noticeable already. Seemed like an expensive experiment at the time of the purchase but after reading other reviews I pulled the trigger. Happy I did.



by:

Only two days in operation but so far so good. Well constructed and user friendly controls. And as usual e-trailer super helpful and very fast shipping.


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See what our Experts say about this Eva-Dry RV Dehumidifier

  • Will the Eva-Dry Electric Large Dehumidifier Automatically Turn Back on After Power Outage?
    Hey Kevin, thanks for reaching out! The Eva-Dry Electric Large Dehumidifier w/ Humidistat # ED44FR will shut off in a power outage situation, and you'll need to power it back on manually. If you go with the larger Eva-Dry Large Desiccant Dehumidifier # ED64FR, this one DOES have the auto-restart feature so you can set it and then only worry about it when you need to empty it. The last thing anyone wants to do after a power outage is go around and make sure everything is back up and running...
    view full answer...
  • How Well Does the Eva-Dry Rotary Desiccant Dehumidifier Work in Florida Humidity?
    Hello Richard, The Eva-Dry Rotary Desiccant Dehumidifier - 2 Liter Tank Capacity # ED64FR would be a great option for removing humidity from your 36' 5th wheel, even in Florida's high-moisture climate. The # ED64FR is quiet, energy-efficient, and compact, making it perfect for RV living. It works well in a wide range of temperatures and doesn't rely on a compressor, making it ideal for year-round use. When I looked up reviews across several sites, one common note was that the tank needs...
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Info for this part was:

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