Keeping your RV comfortable during hot weather requires a powerful and efficient air conditioner. A 15,000 BTU RV air conditioner is ideal for cooling medium to large RVs, providing strong airflow and consistent temperature control. Below is a summary table of some of the best 15,000 BTU RV air conditioners available, each offering unique features to suit different needs and preferences.
| Product Name | Brand | Key Features | 
|---|---|---|
| ASA Electronics ACM150B Advent 15,000 BTU | ASA Electronics | Ducted and Non-Ducted, 3 Blower Speeds, Overload Protector | 
| Coleman-Mach 45204-6752 Signature Series MACH 10 | Coleman | Low-profile, Practical Interior Comfort | 
| Coleman-Mach 48204-666 Signature Series MACH 15 | Coleman | Medium-profile Design, Highest Cooling Output | 
| Dometic Brisk II 15K BTU Air Conditioner | Dometic | Rooftop Standard Profile, Non-Ducted Application | 
| Coleman Mach 15 RV Air Conditioner 38204-066 | Generic | Manual Control Assembly, Eco-Friendly R-410A, 320 CFM | 
Content Navigation
ASA Electronics ACM150B Advent 15,000 BTU RV AC

The ASA Electronics ACM150B is a versatile air conditioning unit that supports both ducted and non-ducted systems, making it adaptable to a variety of RV setups. Delivering 15,000 BTU of cooling power, it features an overload protector for added safety. Users can also choose from three blower speeds to adjust airflow intensity according to comfort needs. The unit’s black exterior is sleek and modern, blending well on many RV rooftops. This model stands out for its ability to integrate into existing or custom ductwork easily.
Coleman-Mach 45204-6752 Signature Low-Profile AC

This Coleman-Mach 45204-6752 offers a low-profile design that reduces wind resistance and enhances RV aesthetics. With 15,000 BTU cooling capacity, it provides practical interior comfort while on the road. Its polished white finish is visually appealing and easy to maintain. The unit targets RV users looking for a balanced mix of performance and design efficiency, ideal for those wanting to keep a sleek rooftop outline without compromising on cooling power.
Coleman-Mach 48204-666 Medium-Profile 15,000 BTU AC

The Coleman-Mach 48204-666 is designed for those needing the highest available cooling capacity in a medium-profile air conditioner. Delivering 15,000 BTU/h, it’s well-suited for larger RVs requiring efficient temperature control. The textured white shell helps hide dirt and adds durability. This model balances powerful cooling with a moderate size, fitting many RV roof configurations while maintaining strong airflow performance.
Dometic Brisk II 15,000 BTU Standard Profile AC

The Dometic Brisk II features a standard profile rooftop design and a 15,000 BTU cooling output. Notably, it requires an air distribution box for non-ducted applications, which helps in spreading cool air efficiently inside the RV space. This unit does not come with pre-installed controls, allowing users flexibility to add custom thermostat and fan controls. Its white finish blends seamlessly with most RV exteriors.
Coleman Mach 15 RV AC with Manual Control Assembly

This replacement air conditioner offers a 15,000 BTU cooling capacity with a manual control ceiling assembly, which can be preferable for users seeking straightforward operation without digital complexity. Charged with eco-friendly R-410A refrigerant, the unit delivers 320 CFM airflow, balancing quiet operation and effective cooling. It’s suitable for non-ducted systems and replaces models like the Coleman Mach 48204-066, made in the USA ensuring reliable build quality.
Buying Guide for 15,000 BTU RV Air Conditioners
When selecting a 15,000 BTU RV air conditioner, several factors must be considered to ensure you get the best unit for your specific RV and climate needs.
1. Profile and Size
Air conditioners come in low, medium, and standard profiles. Low-profile units reduce wind drag and improve fuel efficiency but may offer less airflow. Medium and standard profiles typically provide higher cooling power but may impact rooftop clearance.
2. Cooling Capacity and Airflow
While 15,000 BTU is standard for medium to large RVs, it’s important to consider airflow rates (measured in CFM). Higher CFM values enhance cooling distribution and speed, especially in larger interiors.
3. Ducted vs. Non-Ducted Systems
Ducted air conditioners distribute cool air through ducts to multiple vents, offering more uniform cooling. Non-ducted units blow air directly into the space but may require air distribution boxes to optimize flow.
4. Noise Levels
Quiet operation is vital for comfort, especially when sleeping or working inside the RV. Look for units with noise ratings and features such as dual fans or noise-reducing designs.
5. Energy Efficiency
Energy-efficient models help conserve battery and generator power, important when boondocking or using solar power systems. Check for efficient motors and refrigerants like R-410A for eco-friendliness.
6. Controls and Installation
Some units come with manual controls, while others offer digital or WiFi-enabled thermostats for easier temperature management. Also, confirm compatibility with your existing rooftop opening and wiring for simpler installation.
7. Durability and Weather Resistance
Choose air conditioners with rugged designs that withstand vibration, UV exposure, and water intrusion to prolong lifespan on the road.