When it comes to selecting the best mini split AC for your garage, several factors should be considered, including cooling capacity, energy efficiency, noise level, reliability, and brand reputation. While individual preferences may vary, here are some highly regarded mini split AC units that are commonly recommended:

Mitsubishi Electric MSZ-GL Series

Known for their energy efficiency and quiet operation, Mitsubishi Electric mini split ACs are highly reliable and provide excellent cooling performance. The MSZ-GL series offers a range of models suitable for different garage sizes.

Daikin Aurora Series

Daikin is another reputable brand known for its reliable and energy-efficient mini split ACs. The Aurora series offers advanced features such as intelligent eye sensors and low ambient cooling capabilities.

LG Art Cool Premier

LG’s Art Cool Premier series combines sleek design with efficient cooling performance. These units feature Wi-Fi connectivity for remote control and monitoring, making them convenient for garage use.

Fujitsu General Halcyon Series

Fujitsu General mini split ACs are known for their high energy efficiency and quiet operation. The Halcyon series offers a wide range of models with various cooling capacities to suit different garage sizes.

Panasonic Exterios E Series

Panasonic Exterios E Series mini split ACs are known for their reliability and energy efficiency. These units feature inverter technology for precise temperature control and reduced energy consumption.

Gree Livo+ Series

Gree Livo+ Series mini split ACs offer a balance of affordability and performance. They provide reliable cooling and come with features such as a washable filter and a sleep mode for energy savings.

Pioneer Diamante Series

Pioneer mini split ACs are often considered a budget-friendly option without compromising on performance. The Diamante series offers cooling capacities suitable for smaller to medium-sized garages.

Factors to Consider When Buying Mini Split Acs for Your Garage

When buying the best mini split AC for your garage, it’s essential to consider several factors to ensure you select the most suitable unit for your needs. Here are some important factors to consider:

Cooling Capacity

The cooling capacity of the mini split AC is measured in British Thermal Units (BTUs) and determines its ability to cool a given space. Calculate the appropriate BTU rating based on the size of your garage to ensure efficient and effective cooling.

Energy Efficiency

Look for AC units with high energy efficiency ratings. Energy-efficient models can help reduce your energy consumption and save on utility bills. Look for units with ENERGY STARĀ® certification for optimal efficiency.

Noise Level

Consider the noise level of the mini split AC, especially if your garage is used for activities such as workshops or as a living space. Look for models that have low noise ratings, typically measured in decibels (dB), for quiet operation.

Brand Reputation

Choose a mini split AC from a reputable brand with a track record of reliability and customer satisfaction. Well-established brands often provide better warranties, customer support, and readily available spare parts.

Features and Controls

Consider the features and controls offered by the mini split AC. Look for units with remote control capabilities, programmable timers, Wi-Fi connectivity, and smart home integration options for convenient operation and customization.

Installation Requirements

Assess the installation requirements of the mini split AC. Consider factors such as the availability of an outdoor mounting location, the need for professional installation, and the complexity of the installation process. Some units may require additional wiring or refrigerant line modifications.

Maintenance and Filter Cleaning

Look for mini split AC models with easily accessible and washable filters. Regular filter maintenance is crucial for maintaining optimal performance and indoor air quality.


Determine your budget range for the mini split AC purchase, including the cost of the unit itself and any additional installation expenses. Consider the long-term energy savings and potential rebates or incentives for energy-efficient models.

Climate Considerations

Consider the climate conditions in your area. If you live in a region with extreme temperatures, look for mini split AC units with high-performance cooling and heating capabilities to ensure year-round comfort.

Professional Consultation

If you are uncertain about the specific requirements of your garage or need guidance in choosing the right mini split AC, consult with a professional HVAC technician. They can assess your garage’s needs and recommend the most suitable unit for your space.

By considering these factors, you can make an informed decision and select a mini split AC that will effectively cool your garage while meeting your preferences and requirements.


When purchasing a mini split AC for your garage, it is crucial to consider the factors above. By taking these into account and considering the recommended units we mentioned above, you can ensure optimal cooling performance and a comfortable environment in your garage.



Are mini splits good for garage?

Mini splits are generally good for garages as they provide efficient cooling, are easy to install, and allow for zoned temperature control, making them ideal for maintaining a comfortable environment in the space.

What size mini split is best for garage?

The best size of a mini split for a garage depends on factors such as the garage’s square footage, insulation, and climate. It is recommended to consult with an HVAC professional to determine the appropriate size based on your specific garage requirements.

What size mini split do I need for a 20x20 garage?

For a 20×20 garage, the recommended size of a mini split AC would typically be around 18,000 BTUs. However, factors such as insulation, ceiling height, and climate should also be considered to ensure accurate sizing for optimal cooling performance.

Can a mini split cool a 3 car garage?

Yes, a mini split can cool a 3 car garage, but the size of the unit will depend on the garage’s square footage, insulation, and climate conditions. Consulting with an HVAC professional is advised to determine the appropriate size and capacity to effectively cool a 3 car garage.

best mini split AC for your garage