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  1. RV Air Conditioners
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Coleman-Mach Signature Mach 15 RV Air Conditioner System - Ductless - 15,000 Btu - Textured Black
Coleman-Mach

Coleman-Mach Signature Mach 15 RV Air Conditioner System - Ductless - 15,000 Btu - Textured Black

Part Number: CM73RR
In Stock
$1,161.01
RV Air Conditioners
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Your old AC gave up in the heat. You could fix it, again, or replace it for good. This kit makes it easy: the components are matched and you get the steady, cool comfort that made you fall in love with your rig in the first place. Great Prices for the best rv air conditioners from Coleman-Mach. Coleman-Mach Signature Mach 15 RV Air Conditioner System - Ductless - 15,000 Btu - Textured Black part number CM73RR can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (2)
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  • Videos (1)
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Coleman-Mach RV Air Conditioners - CM73RR

  • Complete AC System
  • 15000 Btu
  • Ductless
  • Single Zone
  • Black
  • Cool Only
  • Coleman-Mach
  • 115V
  • Rooftop

Your old AC gave up in the heat. You could fix it, again, or replace it for good. This kit makes it easy: the components are matched and you get the steady, cool comfort that made you fall in love with your rig in the first place.


Highlights

  • 15,000 Btu Cooling Capacity: Delivers steady cooling performance to keep your RV comfortable in warm weather.
  • Holds Up Over Time: Built with copper tubing and secure joints to help it stay sealed and running season after season.
  • Complete System Upgrade: Includes a rooftop unit and air distribution box that all work together to keep you cool.
  • No Ducts, No Problem: Made for RVs without ducted air - ideal for replacing your existing setup or running a second cooling setup.
  • Simple, Direct Control: Control knobs and airflow dampers make it easy to adjust your AC directly from the air distribution box.
  • Heat-Ready Design: Supports optional 5,600 Btu heat strip for extra warmth on chilly mornings (sold separately).

Features to know about

A Matched Kit That Simplifies the Install

One of the biggest headaches in RV repairs is figuring out which parts are compatible. This kit takes all that off your plate. The rooftop unit and air distribution box are made to work together, so installation is smoother and nothing catches you off guard. Whether you're doing the install yourself or paying someone else to do it, having everything designed as a set makes the job faster, cleaner, and less stressful.

Consistent, Ductless Cooling

If you've ever had an AC that ran all day and still left the rig feeling muggy, this one's a different story. It's made for RVs without ducted air, so it's perfect if you're replacing an old setup or adding a second unit to cool a separate space. And with 15,000 Btu of cooling power, you'll feel the temperature shift within minutes, not hours. Inside the unit, large coils and airflow-boosting fins help pull heat out efficiently, so your RV stays cooler with less strain on the system. You walk in, and the air feels dry, cool, and breathable - like a good night's sleep is actually possible again.

Easy, Accessible Control at the Ceiling

The air distribution box gives you full control right at ceiling level, with simple knobs you can reach without digging for remotes or climbing over furniture. You can direct airflow where you need it with adjustable dampers, and the low-profile, Euro styling helps cover old ceiling imprints from earlier setups. When the filters need cleaning, the pop-out grilles make it easy. No tools required. Just pull, rinse, and snap it back into place.

Add Heat for Chilly Mornings

Sometimes, it's not cold enough to run the furnace, but it's too chilly to be comfortable. This system is prepped for a 5,600 Btu heat strip (sold separately), which is a simple way to take the edge off on those in-between mornings. It's easy to install and helps your space warm up without the noise or power draw of a full furnace cycle.

Specs

Capacity:

  • 15,000 Btu per hour

Dimensions and Weight:

  • Overall: 39" long x 26" wide x 13-1/2" tall
  • Opening size: 14-1/4" long x 14-1/4" wide
  • Air Distribution Box: 21-3/4" long x 20-3/4" wide x 2" thick
  • Weight: 85

Power and Operation:

  • Voltage: 12V DC
  • Amperage (Cool): 13.9 amps
  • Amperage (Heat): 16 amps
  • Amperage (Desert): 18 amps
  • Refrigerant: R32 to meet 2025 EPA regulations

Color:

  • Air conditioner: textured black
  • Air distribution box: white

Warranty:

  • Air conditioner: 2-year limited
  • Air distribution box: 1-year limited


38264-069 Coleman Mach Signature Mach 15 RV AC - 15K Btu - Textured Black

9430E715 Coleman Mach Deluxe Air Distribution Box for Non Ducted RV ACs - White




California residents: click here


Video of Coleman-Mach Signature Mach 15 RV Air Conditioner System - Ductless - 15,000 Btu - Textured Black

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Review of Coleman-Mach RV Air Conditioners - Signature Mach 15 Ductless Textured Black - CM73RR

Hi, everybody. Andy here with etrailer.com. Let's take a look at this Coleman Mach Signature Mach 15-15,000 BTU ductless RV air conditioner system with this textured black cover. Now, one of the biggest headaches in RV repairs is figuring out which parts go together. And this kit is going to take all that off of your plate. This rooftop unit comes with an air distribution box, as you can see here.

And so the unit and the air distribution box, they are designed to work together. So the installation's gonna be a whole lot smoother and nothing's gonna catch you off guard. So whether you're doing the install yourself or you're paying for someone else to do it, having everything designed to work together is going to make your job a whole lot faster, cleaner and a whole lot less stressful. Now this air conditioner is made for RVs without ducted air. So this is going to be perfect if you're replacing an old setup or you're adding a second unit to cool a separate space.

And with 15,000 BTUs of cooling power, you're gonna feel the temperature shift within minutes, not hours. Inside the unit are large coils and airflow boosting fins that's gonna help you pull the heat out efficiently. So your RV's gonna stay cooler with less strain on the system. You're gonna walk in and the air is going to feel great. Let's give you some measurements of the unit itself.

The overall length from end to end is about 39 inches long. The overall width, it's gonna be right at about 26 inches wide. And this is considered a mid profile air conditioner. So this is about 13 and a half inches tall. This is gonna work with a standard size opening on your roof of 14 1/4 inch by 14 1/4 inch.

The unit weighs about 80 pounds. And I just wanted to mention this cover, it's like I mentioned a black textured cover. And I think it's gonna be pretty durable. A lot of the air conditioners that I've got experience with, are more hard, more rigid. This isn't the case. There's a little bit of flex to it. So I don't think it's going to like crack or fracture real easily compared to some other covers that I have seen in the past. Now this air distribution box is going to give you full control right at the ceiling level with the simple knobs. You're gonna have your fan speed and your temperature setting there. So very easy to control this. And you're gonna be able to direct the airflow where you want it with the front and back vents, and then you're gonna be able to adjust that airflow with these switches or knobs on either end there. So it's gonna be very easy to control. And then we do have these removable air filters here, so you can just wash those filters out when they get dirty, let 'em dry, replace 'em, and then you'll be good to go. You're going to get the hardware here to get everything installed with the frame here and then the bolts. So everything that you need to get this unit installed. And the measurements of our air distribution box, looking at the overall length, about 21 3/4 inches long. The overall width about 20 3/4 inches wide. And this is going to stick down from your ceiling about 2, 2 1/2 inches or so. So it shouldn't take up a whole lot of head space in your camper or RV. Now I do wanna make you aware of the fact that this is not, this system is not going to be backwards compatible with any air conditioning system or any air conditioning components from 2024 and earlier due to the new R32 refrigerant that meets the 2025 EPA regulation. So this does use the new R32 refrigerant. So with this kit, what's nice about this kit is the air distribution box and everything here, it's all designed to work with that R32 refrigerant. So do you have any other components currently in your RV or camper that's from 2024 and earlier that's not compliant with the R32 refrigerant, this will not be backwards compatible with those items, just so you're aware of that. One other thing I wanted to mention is, the heat strip is available with this system. And that heat strip is not a furnace replacement. It's just to take the edge out of the air. If you wake up one morning and it's just a a little bit chilly. So if you're interested in adding the heat strip to this unit on your screen, I am including our item number for that item and you can add that to your order and it's gonna be a pretty simple install. But if you happen to have any other additional questions, don't hesitate to reach back out to us. We do wanna make sure that you're getting exactly what you want and need. Well, that's gonna wrap up our quick look today. I do hope that it was helpful for you. Again, my name is Andy. Thanks for joining me.

Ratings & Reviews

4.5

2 reviews
Your old AC gave up in the heat. You could fix it, again, or replace it for good. This kit makes it easy: the components are matched and you get the steady, cool comfort that made you fall in love with your rig in the first place.

by:

E-trailer is the place to buy delivery purchasing everything all good the Coleman air conditioning rooftop no problems simple to install and works great



by:

The units were in great shape as they were delivered. when I was putting in my order the screen said Sunday delivery, when I submitted the order it changed to Monday, when I tracked the order it said Tuesday. It was Tuesday that it was delivered. that is the only negative thing about my order. everything else is as ordered. I did not realize I ordered the units with the control knobs but that was my mistake. I really needed the ones with the thermostat controls. If there is a kit to switch it from the knobs to the thermostat I would love to know what it is.


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See what our Experts say about this Coleman-Mach RV Air Conditioners

  • Replacement for Coleman-Mach AC on Travel Trailer
    Hey Kyle! You can replace your old Coleman-Mach AC with one of the new ones. However, you will need to replace the thermostat and air distribution box as well. All of the new AC units use R32 refrigerant following the 2025 EPA guidelines so any old R410A components aren't compatible. We have 13,500 Btu or we have the 15k units if you want to upgrade. You can choose from the following based on color and ducted/ductless: -Coleman-Mach Signature Mach 3 RV AC System - Ductless - 13,500 Btu...
    view full answer...
  • Difference Between Coleman-Mach Roughneck Mach 15 and Signature Mach 15
    Hey Bill, great question! The Signature Mach 15 is your standard AC unit which is probably what you want. The Roughneck has a fortified interior making it ideal for off-road and heavy industrial vehicle applications. Basically it is made to take more of a beating. If you had an old carrier and it is wearing out from use over time (I'm guessing that is the case here) the Signature is what you want. If you have been off-roading with your trailer lately and it killed off the Carrier then...
    view full answer...
  • Can Coleman-Mach AC Replace Dometic Duo-Therm on 2014 Forest River Travel Trailer
    Hey Earl! Yes, the Coleman-Mach Signature Mach 15 AC system can replace your old Dometic Duo-Therm. These are new R32 refrigerant units (everything is as of 2025) so a complete replacement will be necessary. You can choose from the following based on ducted/ductless and the color: -Coleman-Mach Signature Mach 15 Air Conditioner System - Ductless - 15,000 Btu - Textured White # CM43RR -Coleman-Mach Signature Mach 15 Air Conditioner System - Ductless - 15,000 Btu - Polished White # CM93RR -Coleman-Mach...
    view full answer...

Do you have a question about this RV Air Conditioner?


Info for this part was:

Employee Mary K
Edited by:
Mary K
Employee Wilson B
Updated by:
Wilson B
Employee Michael B
Updated by:
Michael B
Employee Sabrina W
Updated by:
Sabrina W
Employee Matthew S
Written by:
Matthew S
Employee Andy C
Installed by:
Andy C

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