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  1. RV Air Conditioners
  2. Advent Air
  3. Complete AC System
  4. 13500 Btu
  5. Ductless
  6. Single Zone
Advent Air RV Air Conditioner System - Manual - 13,500 Btu - White - R32
Advent Air

Advent Air RV Air Conditioner System - Manual - 13,500 Btu - White - R32

Part Number: ADV23SR
$827.69
RV Air Conditioners
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Upgrade your RV's ductless AC with this complete system from Advent Air. New R32 refrigerant meets 2025 EPA regulations. Not backwards compatible with any AC systems from 2024 and earlier. Great Prices for the best rv air conditioners from Advent Air. Advent Air RV Air Conditioner System - Manual - 13,500 Btu - White - R32 part number ADV23SR can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Advent Air RV Air Conditioners - ADV23SR

  • Complete AC System
  • 13500 Btu
  • Ductless
  • Single Zone
  • White
  • Cool Only
  • Advent Air
  • 115V
  • Rooftop

Upgrade your RV's ductless AC with this complete system from Advent Air. New R32 refrigerant meets 2025 EPA regulations. Not backwards compatible with any AC systems from 2024 and earlier.


Features:

  • Air conditioner quickly and efficiently cools the interior of your RV or camper
    • Replaces, upgrades, or adds an air conditioner
    • Compatible with a ductless system
  • Start capacitor jumpstarts the AC unit if your campsite or generator isn't supplying enough power
  • 6-Blade fan with motor provides sufficient airflow
  • Thick, collapsible gasket with foam pads provides support between the roof and AC
    • Gasket seals the opening to prevent water seepage and air leaks
    • Foam pads help reduce noise
  • Hard plastic cover protects internal components from water and debris
    • Can easily be removed for maintenance and cleaning
  • Bolt-on installation - mounting hardware not included
    • Includes wiring harness
  • Electric heat strip (ADV34QR - sold separately) can be added to remove the chill on cold or frosty mornings
  • UL and cUL certified


Specs:

  • Application: Motorhomes, travel trailers, and fifth wheels
    • Not approved for school buses, food trucks, enclosed/utility trailers, or off-roading vehicles
  • Fits: roofs 2-1/2" to 5" thick
    • Opening size: 14-1/4" long x 14-1/4" wide
  • Air conditioner power draw (while running): 15 amps
  • Compressor power draw (while running): 9.9 amps
  • Fan motor power draw (while running): 2.6 amps
  • Capacity: 13,500 Btu per hour
  • Electrical rating: 115V, 60Hz
  • Air flow: 500 cubic feet/minute
  • Thermostat temperature range: 65 F to 90 F (16 C to 30 C)
  • Overall dimensions: 31-3/16" long x 24-7/8" wide x 12-13/16" tall
  • Refrigerant: R32, 16.9 oz
  • Wire gauge: 12 AWG
  • Air conditioner weight: 68 lbs
  • 2-Year limited warranty


Notes:

  • This unit is not backwards compatible with any AC systems from 2024 and earlier. New R32 refrigerant meets 2025 EPA regulations.
  • This unit is not compatible with any Dometic Duo Therm RV AC systems.

Air Distribution Box and Thermostat

Advent Air Air Distribution Box

The AC unit includes an air distribution box with a built-in thermostat. The dial on the left controls the 3 cool settings and the 3 fan speed settings, which let you increase or decrease the airflow. If you add an electric heat strip (sold separately) to remove the chill on cold mornings, then the dial also controls the heat setting. The dial on the right allows you to set the temperature. Additionally, there are adjustable registers on the front and back of the box. These can be tilted up, down, or side-to-side for directing the air where needed. The removable air filter prevents dust and dirt from building up on the fan blades.


Start Capacitor

Advent Air Start Capacitor

If your campsite or generator isn't able to draw the power you need, then you may have difficulty starting your AC unit. The included start capacitor, however, can eliminate this problem. The capacitor stores energy that will later be used to jumpstart the AC. Once the sufficient amount of power has been supplied to the AC, the compressor will start to run, and the internal relay switch will turn the start capacitor off. At the same time, the compressor will send "back voltage" to the relay switch and capacitor in order to energize them for the next startup.


Simple Installation

Advent Air AC Installation 13,500 BTU

Because your RV is likely already prepped and pre-wired for an AC unit, installation is simple and easy. Most AC units, including this one, are designed to fit an opening that measures 14-1/4" x 14-1/4". Depending on your roof setup, you may need to do minimal alterations. If the opening is larger than 14-3/8" x 14-3/8", you will need to install spacers between the sides of the unit and the opening's edges. If the opening is smaller than 14-1/8" x 14-1/8", you will need to enlarge the hole to fit the unit snugly inside the opening.


Advent Air AC Collapsible Gasket and Foam Pads

On the bottom of the AC, there's a thick, collapsible gasket with 6 noise-reducing foam pads. This provides support between the RV roof and AC and seals the opening to prevent water and outside air from leaking in. Because of this, the use of fresh sealant isn't required during installation.


To install the start capacitor, bolt it to the fan motor support with the included hardware and then route the wires to the run capacitor.


Once installed, the hard plastic cover on the AC can easily be removed for maintenance and cleaning.


Advent Air Warranty Coverage

2-Year limited warranty covers defective units when installed correctly on approved applications. The warranty does not cover units installed incorrectly. To ensure air conditioner is installed correctly, please see the questionnaire pdf below. A filled-out questionnaire is required for warranty coverage.


If you are not comfortable using a voltmeter (or removing the charge from the start capacitor), you'll want to make a service appointment with your local RV dealer to verify the installation. Print the pdfs below (warranty- questionnaire, warranty dealer information) and take them along with the RV to your local dealer. ASA does compensate dealers for warranty work as outlined in the dealer information pdf. You may be charged by the dealer for time spent investigating the installation.


Warranty - Questionnaire  AA Questionnaire

Warranty - 2-Year Card  AA 2-Year Card

Warranty - Dealer Information  AA dealer info



ACR135 Advent Air RV Air Conditioner - 13,500 Btu - White - R32

ACRND25 Air Distribution Box w/ Built-In Thermostat for Advent Air RV Air Conditioners - White - R32

ACMSCKIT Start Capacitor for Advent Air RV Air Conditioners




California residents: click here


Customer Satisfaction Score:

Ratings & Reviews

4.5

454 reviews
Upgrade your RV's ductless AC with this complete system from Advent Air. New R32 refrigerant meets 2025 EPA regulations. Not backwards compatible with any AC systems from 2024 and earlier.

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See what our Experts say about this Advent Air RV Air Conditioners

  • Needing To Replace My Dometic Model B57915.711C0
    Hey Brian, We have found that RV AC units do not mix and match well with other brands, and we currently do not have a Dometic replacement for your unit. What I recommend is going with a new AC system from Advent, # ADV23SR. This is a similar 13,500 btu system with a start capacitor and distribution box. I recommend going with a new system since we cannot guarantee if certain parts will work with different manufacturer parts. Advent is a great quality unit for your trailer. Does your...
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  • will Advent Air Conditioner ADV23SR Replace Old Duo Therm In 1978 5th Wheel?
    Hey there Daniel, yes the Advent Air RV Air Conditioner System - Manual - 13,500 Btu - White - R32 # ADV23SR would work just fine for your uncle's 1978 5th wheel with an older duo-therm 54615-245 ac unit. This kit comes with everything to replace the old system, so you won't have to worry about compatibility or anything. It has a built-in start capacitor to allow a lower amperage pull when starting, and there's an optional Electric Heat Strip for Advent Air RV Air Conditioners - 5,500 BTU...
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  • Do I Have a Replacement AC Unit for a Dometic model B57915.711C0?
    Hey Peter thanks for the information. We have found out in the last year that the Advent replacement options either don't work at all, are a mess to rewire because the pins don't line up with the correct functions, and they always void the warranty when you connect different manufacturer's components. We do not have a Dometic replacement option either. The solution I have for you is to replace your Dometic B57915.711C0 with the Advent Air RV Air Conditioner System - Manual - 13,500 Btu...
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  • Solution for Replacement for Discontinued Carrier AC Unit 68RV14102A
    Hey Martin! Carrier is no longer making RV AC units. Although there were some plug and play replacements available in the past, everything has switched to the new R32 refrigerant following 2025 EPA guidelines. This means a complete system replacement will be necessary. If you want an Advent Air AC you can choose from the following: -Advent Air RV Air Conditioner System - Manual - 15,000 Btu - White - R32 # ADV32SR or # ADV42SR (Black) -Advent Air RV Air Conditioner System - Manual - 13,500...
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  • Replacement AC for Coleman Mach 8000 on 2004 Winnebago Sightseer 35N
    Hi David; the Furrion Chill HE Replacement RV Air Conditioner for Coleman Setup # FR82PV you looked at is what we would have previously recommended. However, we have run into compatibility issues so I can't say with absolute certainty it will work as a plug and play replacement. Since everything has switched to the new R32 refrigerant following the 2025 EPA regulations now is a good time to swap out the entire system. This avoids the need for a complete replacement down the road if a...
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  • Replacement AC for 2015 Forest River Vengeance Toy Hauler
    Hey Dan! Can you at least tell me who the manufacturer is? You can try to swap it out with # ACM135B which fits a 6-pin but I can't guarantee it will work. Due to compatibility issues we only recommend replacing the AC unit itself with the same model. If you can't figure out the manufacturer and what model the AC is the best thing is a complete replacement. Right now is a good time to switch since all of the old models are being replaced with the new R32 units. This means old parts are...
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  • Can Dometic Evolution AC Unit Replace an Advent Air AC Unit
    Hey Jenipher, so at one time we all thought that there was an adapter solution that would allow an Advent AC unit to replace a Dometic and use the Dometic lower vent assembly but what we have found out is that it doesn't consistently work and it's not worth trying. So what you'll need to do instead is replace what you have with the same Dometic unit or go with an entirely different setup that we know will work great like the part # ACM135C which comes with everything needed for a new install.
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  • Looking For Replacement For Coleman Mach 13,500 BTU AC Unit
    Hello Alvin, thanks for reaching out. We do have an option for replacing your Coleman AC unit. This will involve replacing your rooftop AC, controller, distribution box and thermostat. Reason being new AC units use a new R32 refruigerant. Old units use the 410a and these AC systems are incompatible with the new R32 refrigerant. So your best option is to replace the whole AC system. For that I recommend the following: - Advent Air RV Air Conditioner System - Manual - 13,500 Btu - White...
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  • Recommended Supplemental AC Unit for 1996 Holiday Rambler
    Hey Mike! Since it is a supplemental AC and doesn't need to cool the whole thing a 13,500 Btu unit will work well. You can use the Advent Air RV Air Conditioner System # ADV23SR. This comes with a manual air distribution box so you won't have to run any extra wiring for a thermostat. It is also a new R32 refrigerant units so you won't have to worry about parts being available down the line now that the R410 units are no longer in production. This does come with a start capacitor but you're...
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  • Do You Still Have the Advent AC for Carrier Set-up with the Old R410a Refrigerant?
    Hello Joshua, I am very sorry but we have sold out of the ACCAR150. This year the RV refrigerant went to the new R32 from the R410a. The R410a is no longer being made, so once our stock of the old R410a is sold out, it is gone for good. The good news is that the R32 is much more efficient, great for the environment, and also great for the consumer. The not so good news is that you cannot mix the old R410a parts with the new R32 refrigerant, so you will need a whole new set-up. You will...
    view full answer...
  • Replacement Air Conditioner For A 2009 Keystone Passport Ultra Lite 285RL Travel Trailer
    Hi Josh! With the switch to the new R32 coolant, you will need to do a full replacement. None of the older R410a coolant parts will work with new systems, so it does make it a little more difficult, unfortunately. We do have everything you need though, and I have two options listed below: Advent Air RV Air Conditioner System - Single Zone - 13,500 Btu - Black - R32 # ADV85SR Advent Air RV Air Conditioner System - Single Zone - 15,000 Btu - Black - R32 # ADV62SR I included a 15k unit...
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  • Replacement AC Unit for Coleman Mach 48254c86
    Hey Mark! We have run into a lot of compatibility issues lately so we are no longer recommending the Advent Air Replacement RV Air Conditioner for Coleman Setup # ACCOL150B as a replacement. Even though the pins will line up with the 9-pin adapter we find that more often than not a complete replacement is necessary. To avoid finding out you need a new air distribution box (ADB) and thermostat while you're in the middle of the installation we recommend getting a full system. Also, AC companies...
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  • Solution for Replacement AC for Carrier 68RV14113A
    Hey Wayne! Everything is switching to the new R32 refrigerant which isn't backwards compatible. It also means old R410A parts are disappearing so now is a good time to make the switch. Even if this wasn't the case, we stopped recommending adapters for other setups since there were too many variables and compatibility issues resulting in the need for a complete replacement unless you could find the exact same AC model to make the swap. For a complete setup I recommend checking out the new...
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  • Will Advent Air RV Air Conditioner Replace Dometic 57915.541 on 2008 Rockwood Ultralight
    Hey Suzette! We no longer recommend swapping out an AC unit like the Advent Air for Dometic. The issue is most of the time they don't end up being compatible, even if the 6-pin connector matches. Even if you got another Dometic we can't always guarantee compatibility unless it is the same model. Since AC units are all switching to the new R32 refrigerant I recommend getting the Advent Air RV Air Conditioner System # ADV23SR or # ADV95SR. The # ADV23SR has a manual air distribution box...
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  • Looking For Small 110V Rooftop AC Unit For Refitted Vintage Airstream
    Hello Bob, thanks for reaching out. As far as our 110v AC units, the lowest BTYU rating we offer would be a 13,500 BTU. If you are looking to add this to an airstream, your best bet will be a complete AC system with a manual distribution box. What I recommend is the following: - Advent Air RV Air Conditioner System - Manual - 13,500 Btu - White - R32 # ADV23SR This comes with the rooftop unit, start capacitor, and distribution box with manual controls. Keep in mind your roof must be between...
    view full answer...
  • Replacement AC for Dometic Penguin on 2003 Holiday Rambler
    Hi Lg; all of the AC systems switched to the R32 refrigerant this year because of the 2025 EPA regulations. Since parts aren't backwards compatible, you will need a complete replacement. Our Advent Air systems have the best price but you won't be able to get any of them quickly because it's that time of year when we're selling most of the AC stock. The next best thing right now is the Furrion Chill HE RV Air Conditioner System - Single Zone - 13,500 Btu - Black - R32 # FR25TD. However,...
    view full answer...
  • Replacement AC for Dometic Duo Therm B59516.711C0
    Hey Robin! I'm sorry to say that none of the Advent Air AC models are able to replace a Dometic Duo Therm like yours. What I recommend is completely replacing the system. Not only will this allow you to avoid any compatibility issues, it will allow you to upgrade to an AC unit with the new R32 refrigerant. All of the old R410A units and their parts are being phased out. It would be a shame to swap just the AC only to find out you have to replace the whole system a short while later over...
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  • Replacement Air Conditioner for Dometic Brisk Air AC
    Hey Patricia! It looks like that part number is associate with the Dometic Brisk Air AC. We no longer recommend swapping just the AC unit unless you can find the same model. There have been a growing number of compatibility issues which result in the need for a complete replacement system and you don't want to find that out in the middle of your installation. Also, AC units are all switching to the new R32 refrigerant following the 2025 EPA regulations so I highly recommend upgrading....
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  • Why Does RV AC Unit Run Fan All the Time
    Hey Mark, I am sorry to hear about that. I know the Atwood AC units used to do this and it was super annoying and the reason given was that it was only way to circulate air over the thermostat to get an accurate reading. Is this the brand of AC Unit you installed or was it the Advent Air you ordered in June?
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  • Replacement AC for Carrier Air V
    Hi Michael; the ACCAR135 is discontinued and so are the parts for it. Everything switched to R32 refrigerant this year due to the 2025 EPA regulations. Since these new systems aren't backwards compatible a complete replacement will be necessary. For an Advent Air setup you can choose from the following: --Advent Air RV Air Conditioner System - Manual - 13,500 Btu - White - R32 # ADV23SR or # ADV75SR (Black) --Advent Air RV Air Conditioner System - Single Zone - 13,500 Btu - White - R32...
    view full answer...
  • Availability of Plug and Play Replacement for Dometic Setup on 2008 Forest River Wildcat
    Hi Austin; all of the AC systems have moved to the new R32 refrigerant following the new 2025 EPA guidelines. These systems require complete replacement so you will need to swap out the air distribution box (ADB) and thermostat as well. Even if that wasn't the case, we no longer recommend trading out just the AC unit since there have been too many compatibility issues. You wouldn't want to swap out the AC only to have it burn up your ADB and you end up needing a complete replacement because...
    view full answer...
  • Recommended AC System for a Enclosed Cargo Trailer
    Hey Corey, congrats on the new motorcycle trailer! You're going to need to reinforce your roof to add an AC system. All of our units either fit a 14" x 14" cutout or a 14-1/2" x 14-1/2" cutout. The Advent Air RV Air Conditioner System item # ADV23SR is going to be the best option for you. The Advent item # ADV23SR includes a 13,500 btu ac unit, a air distribution box with controls built in, and a start capacitor that saves energy so you don't have such a sudden voltage draw when your...
    view full answer...
  • Replacement AC for 1988 RV With Dometic AC
    Hi Beth; it is possible to make an AC work by splicing but we don't have specific instructions for that. We also don't recommend swapping out the Advent Air AC unit without a complete replacement. There have been a lot of compatibility issues, including burning up air distribution boxes (ADB), so a full replacement is recommended. On top of that, the units you were looking at are no longer in production. Everything has switched to the new R32 refrigerant which requires a new ADB and thermostat....
    view full answer...
  • Does The Advent Air RV Air Conditioner System ADV23SR Come With Everything Needed For Installation?
    Hello Marty, thanks for reaching out. The Advent Air RV Air Conditioner System # ADV23SR is a complete AC system. It comes with the rooftop unit, distribution box, start capacitor and hardware. The only other thing you would need is materials for sealing the roof. Are you replacing an old AC unit, or adding a new system to your RV?
    view full answer...


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Info for this part was:

Employee Jameson C
Expert Research:
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Employee Mary K
Updated by:
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Employee Wilson B
Updated by:
Wilson B
Employee Amanda M
Edited by:
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Employee Andy C
Installed by:
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Employee Ashley K
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