Best Mini Split AC/heating System 500 Square Feet in 2025
Updated on May 2025
#1
Recommended
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- Achieves up to 22.5 SEER2 efficiency with a variable speed DC inverter compressor
- Simplified DIY installation with a pre-charged R-410A 25ft quick connect line, needing no special tools
- Suitable for heating and cooling spaces up to 500 sq ft
- Includes MrCool LineGuard 4.5" Line Set Cover Kit (12') and a 1-year labor warranty
- Standard warranty includes 7 years for the compressor and 5 years for parts, with an option for a lifetime compressor warranty
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- Achieves up to 22.5 SEER2 efficiency with a variable speed DC inverter compressor
- Simplified DIY installation with a pre-charged R-410A 25ft quick connect line, needing no special tools
- Suitable for heating and cooling spaces up to 500 sq ft
- Includes MrCool LineGuard 4.5" Line Set Cover Kit (12') and a 1-year labor warranty
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#2
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- Equipped with a 27,000 BTU outdoor condenser and three 9,000 BTU indoor air handlers, this mini-split system allows for individual temperature control in multiple rooms.
- Features a powerful inverter and heat pump system, functioning effectively even at -4℉ ambient temperature, with automatic defrost and self-diagnosis capabilities.
- Utilizes advanced inverter technology with a 19 SEER rating for up to 30% energy savings, certified by ETL and AHRI for reliability in home and commercial settings.
- Supports remote, app, and voice control with compatibility for Alexa and Google Assistant, allowing temperature adjustments from anywhere.
- System includes three indoor units, one outdoor unit, and all necessary components for installation, although professional installation is recommended for optimal effectiveness.
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- Equipped with a 27,000 BTU outdoor condenser and three 9,000 BTU indoor air handlers, this mini-split system allows for individual temperature control in multiple rooms.
- Features a powerful inverter and heat pump system, functioning effectively even at -4℉ ambient temperature, with automatic defrost and self-diagnosis capabilities.
- Utilizes advanced inverter technology with a 19 SEER rating for up to 30% energy savings, certified by ETL and AHRI for reliability in home and commercial settings.
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#3
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- 16-foot pre-charged line set included for easy installation
- Features a Follow Me function for enhanced comfort
- Equipped with sleep mode for energy efficiency
- Includes washable filters for easy maintenance
- Backed by a 1-year warranty on the compressor
- Comes with a 2-year parts warranty for added peace of mind
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- 16-foot pre-charged line set included for easy installation
- Features a Follow Me function for enhanced comfort
- Equipped with sleep mode for energy efficiency
- Includes washable filters for easy maintenance
- Backed by a 1-year warranty on the compressor
- Comes with a 2-year parts warranty for added peace of mind
#4
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- Designed for installation by HVAC professionals
- Capable of cooling to 5°F, suitable for applications like server rooms and greenhouses
- Includes a 16 ft installation kit with copper lines, control wire, drain hose, and wall sleeve
- High efficiency with 19 SEER rating
- Operates on a 110V power supply
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- Designed for installation by HVAC professionals
- Capable of cooling to 5°F, suitable for applications like server rooms and greenhouses
- Includes a 16 ft installation kit with copper lines, control wire, drain hose, and wall sleeve
- High efficiency with 19 SEER rating
- Operates on a 110V power supply
#5
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- Professional installation required; not intended for DIY.
- Operates quietly at 41 dBa and adjusts temperature quickly within 60-90°F.
- Effective cooling and heating for spaces up to 550 sq. ft, functional in environments down to 19°F.
- Uses environmentally friendly R32 refrigerant for improved air quality.
- Remote temperature sensing for optimized airflow and energy efficiency.
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- Professional installation required; not intended for DIY.
- Operates quietly at 41 dBa and adjusts temperature quickly within 60-90°F.
- Effective cooling and heating for spaces up to 550 sq. ft, functional in environments down to 19°F.
- Uses environmentally friendly R32 refrigerant for improved air quality.
- Remote temperature sensing for optimized airflow and energy efficiency.
#6
- DC Inverter Technology enhances efficiency and performance.
- Versatile installation as a floor-mounted or low wall-mounted unit.
- Robust design ensures appealing aesthetics, powerful functionality, and lasting durability.
- Operates on 208-230V; certified by ETL Intertek, Energy Star, and AHRI.
- Comes with an easy installation kit featuring a 16 ft copper line set.
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- DC Inverter Technology enhances efficiency and performance.
- Versatile installation as a floor-mounted or low wall-mounted unit.
- Robust design ensures appealing aesthetics, powerful functionality, and lasting durability.
- Operates on 208-230V; certified by ETL Intertek, Energy Star, and AHRI.
- Comes with an easy installation kit featuring a 16 ft copper line set.
#7
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- 24,000 BTU, 2 Ton capacity with 18 SEER efficiency for effective heating and cooling.
- Smart port adapter allows remote control via smartphone, adjusting temperature and modes effortlessly.
- Includes a complete installation kit with pre-flared copper line set, communication wires, and drainage extension; professional installation necessary.
- Designed for quiet operation, suitable for bedrooms, living rooms, and commercial spaces.
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- 24,000 BTU, 2 Ton capacity with 18 SEER efficiency for effective heating and cooling.
- Smart port adapter allows remote control via smartphone, adjusting temperature and modes effortlessly.
- Includes a complete installation kit with pre-flared copper line set, communication wires, and drainage extension; professional installation necessary.
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#8
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- Wall-mounted ductless mini-split air conditioner with a heat pump, offering 9,000 BTU capacity and 25 SEER efficiency.
- Smart port adapter allows wireless control via smartphone with the C&H Remote app, enabling temperature adjustments and mode switching.
- Designed with Whisper Technology for quiet operation, suitable for bedrooms, living rooms, and commercial spaces.
- Kit includes 16ft insulated copper line set, communication wires, and necessary installation accessories.
- Comes with a 7-year compressor warranty and a 5-year parts warranty; professional installation is mandatory.
- Delivered freight on a pallet; delivery appointment is necessary, and residents will receive curbside service.
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- Wall-mounted ductless mini-split air conditioner with a heat pump, offering 9,000 BTU capacity and 25 SEER efficiency.
- Smart port adapter allows wireless control via smartphone with the C&H Remote app, enabling temperature adjustments and mode switching.
- Designed with Whisper Technology for quiet operation, suitable for bedrooms, living rooms, and commercial spaces.
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#9
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- 24000 BTU/h cooling capacity with a 19 SEER2 rating and efficient DC Inverter technology for reduced energy consumption.
- Cools and heats spaces up to 1500 sq. ft, operational at temperatures as low as 5°F; includes a full installation kit with copper pipes.
- Features include 4D airflow, multiple fan speeds, sleep mode, turbo function, and a programmable 24-hour timer for convenient operation.
- Smart sensor adjusts temperature and airflow based on remote control placement, promoting enhanced comfort; professional installation required due to system specifications.
- Operates quietly at 51 dBa while providing even airflow; capable of adjusting comfort levels quickly from 60°F to 90°F.
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- 24000 BTU/h cooling capacity with a 19 SEER2 rating and efficient DC Inverter technology for reduced energy consumption.
- Cools and heats spaces up to 1500 sq. ft, operational at temperatures as low as 5°F; includes a full installation kit with copper pipes.
- Features include 4D airflow, multiple fan speeds, sleep mode, turbo function, and a programmable 24-hour timer for convenient operation.
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#10
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- This system includes two 12,000BTU indoor air handlers and an 18,000BTU outdoor condenser, allowing for separate temperature control in multiple rooms.
- Features a powerful inverter heating system with a heat pump, operating effectively in temperatures as low as 5℉ (-15℃).
- Designed for energy efficiency with a 19 SEER rating, this unit can save up to 30% on energy costs, making it suitable for both residential and commercial applications.
- Compatibility with mobile apps and voice control enables remote adjustments and routine settings for optimal climate control.
- Includes all necessary components for installation, such as indoor units, outdoor unit, remote controllers, and pre-charged lines, requiring professional setup.
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- This system includes two 12,000BTU indoor air handlers and an 18,000BTU outdoor condenser, allowing for separate temperature control in multiple rooms.
- Features a powerful inverter heating system with a heat pump, operating effectively in temperatures as low as 5℉ (-15℃).
- Designed for energy efficiency with a 19 SEER rating, this unit can save up to 30% on energy costs, making it suitable for both residential and commercial applications.
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