Best Garage Mini Split Systems for Efficient Heating and Cooling 2026

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If you’re looking to maintain a comfortable temperature in your garage year-round, a garage mini split system is an excellent choice. These ductless HVAC units provide both heating and cooling, are energy efficient, and easy to install with the right kit. Below is a summary table of the top products we cover to help you make an informed decision.

Product Name BTU Coverage Area Energy Efficiency Special Feature
hykolity 18,000 BTU Mini Split 18,000 Up to 1250 Sq.Ft 19 SEER2, 8.5 HSPF2 WiFi Enabled, Complete Installation Kit
DELLA 24,000 BTU Mini Split 24,000 Up to 1500 Sq.Ft 19 SEER2 Alexa Compatible, Multiple Fan Speeds
YITAHOME 18,000 BTU Mini Split 18,000 Up to 1250 Sq. Ft 19 SEER2 WiFi & Alexa Enabled, Multiple Modes
Manastin 12,000 BTU Mini Split 12,000 Up to 750 Sq. Ft 17 SEER2 Fast Cooling/Heating, R32 Refrigerant
Cooper & Hunter 24,000 BTU Mini Split 24,000 Varies 17 SEER WiFi Ready, Smart App Control

hykolity 18,000 BTU Mini Split Air Conditioner & Heater

hykolity 18,000 BTU Mini Split

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This 18,000 BTU mini split system is designed for efficient cooling and heating for rooms up to 1250 square feet. Featuring a high-power compressor combined with a 1.5-ton built-in heat pump, it can swiftly control temperatures between 61℉ and 88℉.

It boasts 19 SEER2 and 8.5 HSPF2 ratings for superior energy efficiency, utilizing variable frequency technology and automatic defrosting to save up to 30% on energy costs and extend equipment lifespan. A complete installation kit includes indoor and outdoor units, a 16-foot line set, remote control, and vibration absorbers for quiet operation.

DELLA 24,000 BTU Mini Split AC with Alexa Compatibility

DELLA 24,000 BTU Mini Split

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This powerful 24,000 BTU mini split system is capable of cooling and heating up to 1500 square feet, making it ideal for larger garages. It operates efficiently with a 19 SEER2 rating and supports temperatures as low as -4℉.

The unit supports multiple smart functions, including 4D airflow, eco energy-saving mode, and sleep mode. Alexa compatibility allows voice control convenience. A full installation kit with standard copper pipes and a 78.7-inch drain pipe comes included for straightforward setup.

YITAHOME 18,000 BTU Mini Split AC Heat Pump System

YITAHOME 18,000 BTU Mini Split

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The YITAHOME mini split offers energy-efficient cooling and heating with inverter technology to save around 25% energy. It covers up to 1250 square feet, suitable for garages or other living spaces.

It supports five operating modes including auto, dry, heat, and fan. Features like silent operation under 47 dB, WiFi and Alexa compatibility, and health modes that filter air particles make this model versatile and user-friendly. The unit includes a complete installation kit for easier setup.

Manastin 12,000 BTU Mini Split with Advanced Inverter Technology

Manastin 12,000 BTU Mini Split

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The Manastin 12,000 BTU mini split offers fast and effective cooling and heating for rooms up to 750 square feet. It cools in as little as 30 seconds and heats in 60 seconds with a 17 SEER2 rated inverter system, utilizing eco-friendly R32 refrigerant.

This unit provides multiple modes including Turbo, ECO, Sleep, and Silent modes, allowing customization for any garage environment. It also comes with a complete installation kit optimized for easy, professional setup and optimal energy savings.

Cooper & Hunter 24,000 BTU, 230V Ductless Mini Split System

Cooper & Hunter 24,000 BTU Mini Split

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This Cooper & Hunter mini split offers 24,000 BTUs with a 17 SEER rating designed for efficient year-round heating and cooling. The unit is WiFi ready and works with a companion app for easy smartphone control, enabling you to adjust temperature, switch modes, and regulate fan speeds remotely.

It comes pre-charged with refrigerant and includes a 16-foot installation kit featuring insulated copper lines, wiring, and drainage accessories. Professional installation is recommended for optimal performance and durability. The system also operates efficiently in ambient temperatures as low as 5℉.

Buying Guide for Selecting the Best Garage Mini Split System

Choosing the right mini split system for your garage requires evaluating key features:

  • BTU Capacity: Select a system sized for your garage’s square footage—typically 12,000 to 24,000 BTUs for garages up to 1500 sq. ft.
  • Energy Efficiency: Look for high SEER (Seasonal Energy Efficiency Ratio) and HSPF (Heating Seasonal Performance Factor) ratings to minimize electricity costs.
  • Heating and Cooling Ability: Ensure the unit includes a heat pump if you need effective winter heating as well as summer cooling.
  • Installation Kit: Complete kits with line sets, wiring, mounting hardware, and detailed instructions save time and money.
  • Smart Features: WiFi, Alexa compatibility, and app control add convenience for remote monitoring and operation.
  • Noise Level: Pay attention to noise ratings, especially if your garage doubles as a workspace or living area.
  • Durability and Warranty: Choose models from reputable brands with corrosion-resistant components and good warranty coverage.
  • Professional Installation: For optimal performance and safety, many ductless mini splits require professional installation despite DIY kits being available.

Considering these perspectives helps ensure you select a garage mini split system tailored to your space, energy goals, and comfort needs.

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