Best Mini Split AC Units Without Heat for Efficient Cooling 2025

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Mini split air conditioners provide an excellent cooling solution for spaces lacking ductwork or requiring zone-specific climate control. Many popular mini split models combine cooling and heating functions, but if you are interested only in cooling, this guide focuses on mini split AC units designed primarily for air conditioning without heating. For your convenience, below is a summary table of highly rated mini split air conditioners emphasizing cooling.

Product Brand BTU Capacity Cooling Area (Sq. Ft.) Energy Efficiency Amazon Link
Confortotal 12000 BTU Mini Split Air Conditioner Generic 12,000 BTU Up to 550 sq. ft. Standard Efficiency View on Amazon
Manastin 12000 BTU Mini Split AC & Heater Manastin 12,000 BTU Up to 750 sq. ft. 19 SEER2 View on Amazon
ACHAZEL 12,000 BTU WiFi Mini Split AC & Heater ACHAZEL 12,000 BTU Up to 750 sq. ft. 19 SEER2 View on Amazon
Hykolity 12,000 BTU WiFi Mini Split AC & Heater hykolity 12,000 BTU Up to 750 sq. ft. 19 SEER2 View on Amazon
COSTWAY 12000 BTU Mini Split Air Conditioner COSTWAY 12,000 BTU Up to 750 sq. ft. 22 SEER2 View on Amazon

Confortotal 12000 BTU Mini Split Air Conditioner and Heat Pump

Confortotal 12000 BTU Mini Split

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The Confortotal 12000 BTU Mini Split Air Conditioner operates with a 1-ton cooling and heating capacity suitable for spaces up to 550 square feet. The ductless design provides convenient installation without needing extensive renovations. Equipped with WiFi connectivity, it integrates with Alexa for voice control. Its ability to cool effectively makes it a straightforward choice for those seeking primarily air conditioning, although it also includes heating functions. The system is matched to standard 110V power outlets, offering broad compatibility.

Manastin 12000BTU Mini Split Air Conditioner & Heater with Inverter

Manastin 12000BTU Mini Split

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This Manastin mini split features inverter technology and an efficient 12000 BTU heat pump system, which can cool areas up to 750 sq. ft. It incorporates environmentally safer R32 refrigerant and various operation modes, including cool-only, auto, fan, dry, and heating modes. Although it includes heating, the emphasis on inverter cooling technology makes it energy-efficient and cost-effective for air conditioning focused needs. The unit comes with a complete installation kit for easier setup.

ACHAZEL 12,000 BTU Wifi Enabled Mini Split Air Conditioner & Heater

ACHAZEL 12,000 BTU Mini Split

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The ACHAZEL 12,000 BTU mini split unit comes with WiFi control and supports cooling for rooms up to 750 square feet. Its advanced compressor and inverter system provide rapid temperature adjustments, alongside features such as 4D airflow, sleep mode, and a 24-hour timer. While capable of heating, the emphasis remains on efficient cooling with up to 30% energy savings relative to traditional systems. The installation kit is comprehensive, simplifying setup for ductless cooling solutions.

Wifi Enabled 12,000 BTU Mini Split Air Conditioner by hykolity

hykolity 12,000 BTU Mini Split

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The hykolity 12,000 BTU mini split unit offers whisper-quiet operation and smart control via WiFi app compatibility, including voice commands with Alexa or Google Assistant. Its powerful compressor supports rooms up to 750 sq. ft., featuring multiple operation modes optimized for cooling with energy-saving inverter technology at 19 SEER2. The system includes comprehensive airflow customization with 4D air direction, auto mode, turbo function, and a sleep timer, providing tailored cooling comfort.

COSTWAY 12000 BTU Mini Split Air Conditioner with High Energy Efficiency

COSTWAY 12000 BTU Mini Split

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The COSTWAY 12000 BTU mini split air conditioner is notable for high energy efficiency at 22 SEER2 using R32 refrigerant. Ideal for areas up to 750 square feet, this unit combines ultra-quiet inverter technology with multiple modes such as fan, dry, eco, and sleep mode tailored for cooling-focused use. Its 0-24 hour timer and voice control via Alexa or Google Assistant add convenience. The 4D auto swing feature ensures even air distribution across the cooling area with minimal noise.

Buying Guide for Mini Split Air Conditioners Without Heat

When selecting a mini split AC unit focused on cooling only, consider the following factors for the best purchase decision:

Cooling Capacity and Room Size

Match the BTU rating of the mini split to the room size you want to cool. Units rated around 12,000 BTU typically cover rooms up to 550-750 square feet, depending on insulation, ceiling height, and climate.

Energy Efficiency

Check the SEER (Seasonal Energy Efficiency Ratio) rating for overall efficiency. Higher SEER values translate to lower energy consumption and reduced operating costs. Look for units with inverter technology to optimize efficiency further.

Ductless Installation and Flexibility

Mini split systems are ductless, allowing for straightforward installation in rooms without existing ductwork. Consider units with included installation kits for easier setup. Wall-mounted indoor units offer flexible placement options.

Noise Levels

Quiet operation is crucial, especially for bedrooms or workspaces. Choose models specifying quiet compressor and fan operation for minimal disturbance.

Smart Features and Controls

WiFi connectivity, app control, voice assistant support, and programmable timers enhance usability and customization. These features allow convenient temperature adjustments remotely or via voice commands.

Refrigerant Type

Environmentally friendly refrigerants such as R32 are recommended due to lower global warming potential (GWP) compared to older refrigerants.

Additional Functional Modes

Some units offer modes like auto, dry (dehumidification), fan-only, and sleep mode, providing versatile comfort options tailored to your needs.

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