Small RV AC Unit – Best Portable Air Conditioners


How Does a Typical RV Air Conditioner Work?

An RV air conditioner is necessary for anyone who spends extended periods in their recreational vehicle. But how does a typical RV air conditioner work?

RV air conditioners use a compressor to cool the air inside the RV. The compressor, powered by electricity, forces the refrigerant through a series of coils. As the refrigerant gas passes through the coils, it absorbs heat from the air inside the RV. This cooled air is then circulated back into the RV by a fan.

The RV’s size and the insulation type will determine how much cooling capacity an RV air conditioner will need. Most RVs require a 13,500 BTU unit to stay comfortable in hot weather conditions. Some larger RVs may need two or more units to provide sufficient cooling.

What to Look For In A Small RV Air Conditioner

In trying to find the best small RV air conditioner, there are some things you should keep in mind.

First, think about the size of your RV, and you’ll need an AC unit powerful enough to cool your entire space but not so big that it takes up too much precious storage space.

Next, consider how easy the AC unit is to install and use. Some units have special brackets that make installation a breeze, while others require more work. If you’re not confident in your ability to install the AC unit, be sure to ask for help from a friend or professional.

Finally, consider how much you will spend on your compact air conditioner.

What Is a Portable RV Air Conditioner?

Have you ever been on a hot summer day in the RV and wished you had air conditioning to cool off to beat the heat? Portable RV air conditioners can be taken with you wherever you go! We will review some of the best and smallest portable air conditioners to enable you to decide which one is right for you.

A portable RV air conditioner is a great way to keep your RV cool and comfortable during the hot summer. There are a few items to consider when choosing a portable RV air conditioner, such as the size of your RV, the type of cooling you need, and the price.

Size is an important consideration when choosing a small RV AC unit. You will need to know or determine the square footage of your RV to select the right sized unit. The cooling you require will also factor in choosing the right-sized unit. A smaller unit may suffice if you just need to keep your RV cool during the day. However, you’ll need a larger unit if you use your air conditioner at night or during cooler weather.

Why Use a Portable Small AC Unit In an RV?

RVs are not known for their efficient cooling systems. Often, an RV’s AC unit must be stronger to cool the entire space effectively, so many RVers use a portable AC unit in their rig.

A portable unit can be placed anywhere in the RV, cooling the space much more effectively than the standard RV air conditioning system. Portable AC units are also more affordable than their permanently installed counterparts.

Another advantage of using a portable unit in an RV is that a portable air conditioner provides an additional utility, as you can take the unit with you upon leaving the RV behind for a day or two. This way, you can enjoy the comfort of air conditioning even when you’re not in your RV.

Do Small Portable Air Conditioners Really Work?

As the weather gets hotter, many people think about portable air conditioners for their homes. But do they really work?

According to most experts, the answer is yes and no. Portable air conditioners are a great way to cool down a small space. Still, they won’t be as effective as a larger, more powerful unit. That said, a portable air conditioner can be a good option if you only want to cool down a small area.

Different Types of RV Portable Air Conditioners

The most common type is the window unit, designed to fit into a standard RV window. These units are easy to install and use but can be noisy and cause condensation on the windows.

Another type of RV portable air conditioner is the rooftop air conditioner. These units are more expensive than window units. Still, these portable air conditioners also are more effective at cooling the RV. They are also less likely to cause condensation on the windows.

The final type of RV portable air conditioner is the through-the-wall unit. These units are installed through an existing wall in the RV and provide direct cooling to the interior space. They are more expensive than other RV portable air conditioners but offer the best cooling performance.

Best Small AC Units for RVs

Portable RV air conditioners are a great way to keep your camper cool and comfortable during the hot summer. Many different brands and small AC units are on the market, so deciding which one is right for you can take time and effort. Here are some of the best AC units for RVs.

1. Dometic Brisk II 15K BTU:

Dometic Brisk II 15K BTU:

The Dometic RV Air Conditioner is one of the most popular models available on the market. The unit is compact and lightweight, making it easy to install and move around as needed. It also has a powerful cooling capacity, making it an excellent choice for small RVs.


2. Coleman Mach 15+ A/C Unit: 

Coleman Mach 15+ A/C Unit: 

Another great option is the Coleman Mach 15+ RV Air Conditioner. This model is also compact and lightweight, making it easy to install in small spaces. Its high cooling capacity makes it ideal for larger RVs or those that get very hot in summer.


3. RecPro RV Air Conditioner:

RecPro RV Air Conditioner:

If you’re looking for a small, powerful A/C unit with a heat pump for heating or cooling, the RecPro RV Air Conditioner may be one of the best overall AC units. It’s easy to install and relatively quiet, which makes it an excellent selection for anyone who wants to keep their RV cool during hot summer days.


These air conditioner units are some of the most affordable, with excellent cooling power. They’re also relatively quiet and easy to install, making it a top choice for anyone who wants to keep their RV cool during hot summer days.

Low Profile RV Air Conditioner?

When it comes to RVs, space is often at a premium. That’s why many RVers opt for low-profile air conditioners, and these units are designed to take up less space and still provide plenty of cooling power.

Listed below are a few things you’ll want to remember when looking for a low profile RV air conditioner:

  1. Ensure the unit is powerful enough to cool your RV.
  2. Make sure the unit is adequately ventilated.
  3. Be sure the unit is easy to install and operate.

RV Rooftop Air Conditioning Units

RV rooftop air conditioners are an excellent option for those who want to save space inside their RV. They’re also a good choice for those who want to keep their AC unit out of the way.

Rooftop RV air conditioners are available in a variety of sizes and styles. You can choose from units that have one or two fans to optimize fan speeds, and you can also choose from units that have ducted air or ventless portable AC units. There is even a rooftop unit with heat pumps to use in the winter and summer.

Do Ventless Portable Air Conditioners Work in An RV?

A ventless portable air conditioner can work in an RV as long as the RV has the proper electrical hookups. The best small RV AC unit is a portable air conditioner that you can easily move from one location to another. Ventless portable air conditioners do not require a vent or ductwork, so they can be used in any room with an outlet.

These units are ideal for RVs because they are compact and easy to store. Some ventless portable air conditioners have a built-in pump that circulates the coolant through the evaporator coils and into the condenser coils. This unit is more expensive than a standard portable air conditioner, but it is more efficient and will cool your RV more quickly.

Electricity Use – Portable Air Conditioners for RV

Portable RV air conditioners are a great way to keep your RV cool and comfortable during those hot summer months. But how much electricity will they use?

Air conditioners use a lot of electricity, so choosing one that is energy-efficient is essential, so look for one with an Energy Star label. Energy Star-rated air conditioners use about 10% less energy than non-rated units.

Consider the size of the unit, as a larger unit will use more electricity than a smaller one. But it’s not just about the unit’s physical size – it’s also about how much cooling capacity it has. A unit with a higher BTU (British Thermal Unit) rating will use more electricity than one with a lower rating.

Can You Run Your Portable Air Conditioner 24/7?

Portable air conditioners are a great option for RVers, but can you run a portable air conditioner 24/7? Here’s what you need to know about running a portable AC unit in your RV:

First, make sure that your RV has adequate ventilation. Portable AC units require a lot of airflow or air distribution to work properly, so you may need to crack open up some windows or doors when using one.

Second, be aware that portable AC units can use a lot of electricity. If you’re plugged into shore power, you should be fine, but if you’re running off of batteries, you may want to limit your use of the AC unit.

Finally, remember running an air conditioner to keep the room cool is meant for occasional use, not constant operation.

How Long Does a Portable A/C Take to Cool a Room?

Depending on the room and unit’s size, a portable air conditioner cools your RV anywhere from 30 minutes to two hours. If the unit is too small for the space, it will take longer to cool, and if the room is already cool, it will take less time.

Outside temperature also affects how quickly a portable AC can cool a room. The more hot air the unit has to remove, the longer it will take.

How Loud Is a Portable AC? When you first turn on a portable air conditioner, it may be loud, but it should quiet down considerably as it runs.

Can I Run Your Air Conditioner With Solar Power?

You may wonder if you can run the air conditioner in your RV with solar power. The answer is yes! Solar power is a great way to power your RV and its appliances, including the air conditioner.

A couple of things to remember are a few things when using solar power to run your RV air conditioner.

First, you’ll need enough solar panels to generate enough power to run the AC unit.

Second, you’ll need to ensure the AC unit is properly insulated, so it doesn’t lose too much cool air.

Finally, you’ll want to ensure that your RV’s batteries are in good condition to store enough energy to run the AC unit without sunlight.

Are Portable Air Conditioners Dangerous?

RV portable air conditioners are great; however, you should know their potential dangers. Portable ACs can tip over and catch fire, so ensure yours is appropriately secured. In addition, the exhaust hose can be a suffocation hazard if not installed correctly. Be sure to follow all safety instructions when using a portable air conditioner in your RV. 

RV Air Conditioner Maintenance

Consider taking your RV out for a spin as the weather starts to heat up. However, ensuring your AC unit is in good working order before you hit the open road is important. After all, there’s nothing worse than being stuck in a hot, stuffy RV on an extended summer road trip.

Fortunately, maintaining your RV air conditioner is relatively simple and only requires only a few minutes of your time. Here are four easy tips to keep your AC unit running all summer smoothly.

1. Clean the filter regularly. The filter traps dust and dirt particles, so it’s vital to clean it frequently – especially if you’re often driving on dusty roads. Generally speaking, cleaning the filter at least once a month would be a good idea.

2. Keep the coils clean. The coils are vents that circulate cool air throughout your RV. Dust and dirt build up on the coils quickly, which can cause them to overheat and cause the AC to work harder than it should. Cleaning them is easy: simply use a shop vacuum to suck out debris or dust.

3. Keep the AC system sealed. Leaks in your RV’s HVAC system can cause significant damage to your unit, so you’ll have to spend more on repairs.

What is the Cost of Replacing an RV Air Conditioner?

Your RV air conditioner is an essential appliance in your rig. It keeps you cool in the summer heat, but the unit also helps to circulate the air and keep your RV from feeling stuffy.

If your RV air conditioner is starting to show its age, or if it’s not working as well as it used to, you may wonder how much it will cost to replace it. Fortunately, there are many options on the market from which to choose that will enable you to can find a replacement air conditioner that fits your budget.

Conclusion: Things to Consider Before Buying an RV Air Conditioning Unit

When it comes to finding the best RV air conditioner, take into account a couple of factors. The size of your RV, the type of RV, and your budget will all play a role in finding the right air conditioner for you.

You won’t need a large air conditioner if you have a small RV; a portable air conditioner will do the trick and save you some space. If you have a larger RV, you’ll need a more powerful air conditioner to cool down the entire area.

You also need to think about the type of RV you have. If you have an open-air RV, you’ll want an air conditioner mounted on the roof. If you have a pop-up camper or trailer, a portable A/C unit will work fine.

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