Best Mr Cool DIY Mini Split 18000 Btu in 2025

Updated on May 2025
#1
Free Shipping
  • 18,000 BTU cooling capacity
  • 4th generation technology
  • Energy Star certified
  • 22 SEER energy efficiency rating
  • ductless mini-split design
  • single zone operation
Read More
  • 18,000 BTU cooling capacity
  • 4th generation technology
  • Energy Star certified
  • 22 SEER energy efficiency rating
  • ductless mini-split design
  • single zone operation
#2
Value for Money
Free Shipping
  • 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
Read More
  • 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
#3
Free Shipping
  • Operates on 220V power
  • Includes a 16 ft installation kit; professional installation recommended
  • 1-year warranty on compressor and 2-year warranty on parts
  • Includes remote control for convenience
  • WiFi Smart Kit is included for smart connectivity
Read More
  • Operates on 220V power
  • Includes a 16 ft installation kit; professional installation recommended
  • 1-year warranty on compressor and 2-year warranty on parts
  • Includes remote control for convenience
  • WiFi Smart Kit is included for smart connectivity
#4
Free Shipping
  • Energy Star certified with a 23.5 SEER2 rating and 10.2 HSPF for improved energy efficiency
  • Pre-charged 25ft quick connect line allows for easy DIY installation without the need for special tools or training
  • Efficiently heats and cools spaces ranging from 350 to 550 square feet
  • SmartHVAC app enables Wi-Fi control and is compatible with Amazon Alexa and Google Assistant for remote management
  • Variable-speed DC inverter compressor technology reduces operating costs
Read More
  • Energy Star certified with a 23.5 SEER2 rating and 10.2 HSPF for improved energy efficiency
  • Pre-charged 25ft quick connect line allows for easy DIY installation without the need for special tools or training
  • Efficiently heats and cools spaces ranging from 350 to 550 square feet
  • SmartHVAC app enables Wi-Fi control and is compatible with Amazon Alexa and Google Assistant for remote management
  • Variable-speed DC inverter compressor technology reduces operating costs
Read More
#5
Free Shipping
  • 18000 BTU/h air conditioner with 19 SEER2 rating for energy efficiency and significant power savings.
  • Suitable for cooling and heating areas up to 1000 Sq. Ft and operates in temperatures as low as 19°F, using eco-friendly R32 refrigerant.
  • Equipped with smart features including 4D airflow, a 24-hour timer, sleep mode, multiple fan speeds, and various operational modes for enhanced comfort.
  • Smart sensor technology for precise temperature control using the remote, requiring professional installation due to specific setup needs.
  • Operates quietly at 47 dBa, providing balanced airflow and rapid temperature adjustments between 60-90°F.
Read More
  • 18000 BTU/h air conditioner with 19 SEER2 rating for energy efficiency and significant power savings.
  • Suitable for cooling and heating areas up to 1000 Sq. Ft and operates in temperatures as low as 19°F, using eco-friendly R32 refrigerant.
  • Equipped with smart features including 4D airflow, a 24-hour timer, sleep mode, multiple fan speeds, and various operational modes for enhanced comfort.
  • Smart sensor technology for precise temperature control using the remote, requiring professional installation due to specific setup needs.
  • Operates quietly at 47 dBa, providing balanced airflow and rapid temperature adjustments between 60-90°F.
Read More
#6
Free Shipping
  • Up to 22.7 SEER2 efficiency rating with variable speed DC inverter compressor
  • Pre-charged R-410a 25ft quick connect line allows for simple DIY installation without special tools
  • Suitable for heating and cooling spaces up to 750 Sq Ft
  • Includes a standard 7-year compressor and 5-year parts warranty, with an option for a lifetime compressor warranty upon registration
  • Comes with MrCool LineGuard 4.5" Line Set Cover Kit (12') and a 1-year labor warranty
Read More
  • Up to 22.7 SEER2 efficiency rating with variable speed DC inverter compressor
  • Pre-charged R-410a 25ft quick connect line allows for simple DIY installation without special tools
  • Suitable for heating and cooling spaces up to 750 Sq Ft
  • Includes a standard 7-year compressor and 5-year parts warranty, with an option for a lifetime compressor warranty upon registration
  • Comes with MrCool LineGuard 4.5" Line Set Cover Kit (12') and a 1-year labor warranty
Read More
#7
Free Shipping
  • 18000 BTU/h, 19 SEER2 ductless mini split air conditioner with heat pump functionality, efficient even at -4℉/-20℃.
  • Cools and heats spaces up to 1000 sq. ft, operational in temperatures as low as 5℉. Installation kit included with standard copper pipes and a 78.7" drain pipe.
  • Equipped with features such as 4D airflow, I feel mode, 24-hour timer, sleep mode, eco mode, multiple fan speeds, turbo function, and several operational modes including heating, cooling, and drying.
  • Smart sensor technology senses room temperature from the remote control for enhanced comfort. Requires professional installation and proper adjustment of freon levels for line-set length alterations.
  • Operates quietly at 50 dBa, ensuring uninterrupted comfort while achieving optimal airflow across the room within a range of 60-90℉.
Read More
  • 18000 BTU/h, 19 SEER2 ductless mini split air conditioner with heat pump functionality, efficient even at -4℉/-20℃.
  • Cools and heats spaces up to 1000 sq. ft, operational in temperatures as low as 5℉. Installation kit included with standard copper pipes and a 78.7" drain pipe.
  • Equipped with features such as 4D airflow, I feel mode, 24-hour timer, sleep mode, eco mode, multiple fan speeds, turbo function, and several operational modes including heating, cooling, and drying.
  • Smart sensor technology senses room temperature from the remote control for enhanced comfort. Requires professional installation and proper adjustment of freon levels for line-set length alterations.
  • Operates quietly at 50 dBa, ensuring uninterrupted comfort while achieving optimal airflow across the room within a range of 60-90℉.
Read More
#8
  • All-in-one system for multiple rooms with a 20,000 BTU outdoor condenser and two 12,000 BTU indoor air handlers, allowing individual temperature control.
  • Ductless air conditioner featuring an inverter and heat pump system, operational in ambient temperatures from -13℉ to 131℉, with multiple modes including auto defrost, iFEEL, and sleep modes.
  • Energy-efficient unit with a 19 SEER rating, utilizing R454B refrigerant for reduced energy consumption (up to 35% savings), certified by ETL and AHRI for reliability.
  • Supports remote, app, and voice control for convenient adjustments from anywhere, compatible with Alexa and Google Assistant.
  • Installation includes two indoor units and a 25-foot line set; professional installation by a licensed HVAC technician is recommended.
Read More
  • All-in-one system for multiple rooms with a 20,000 BTU outdoor condenser and two 12,000 BTU indoor air handlers, allowing individual temperature control.
  • Ductless air conditioner featuring an inverter and heat pump system, operational in ambient temperatures from -13℉ to 131℉, with multiple modes including auto defrost, iFEEL, and sleep modes.
  • Energy-efficient unit with a 19 SEER rating, utilizing R454B refrigerant for reduced energy consumption (up to 35% savings), certified by ETL and AHRI for reliability.
  • Supports remote, app, and voice control for convenient adjustments from anywhere, compatible with Alexa and Google Assistant.
  • Installation includes two indoor units and a 25-foot line set; professional installation by a licensed HVAC technician is recommended.
Read More
#9
Free Shipping
  • Alexa connectivity for remote temperature control and customized routines.
  • 4-in-1 functionality: air conditioning, heat pump (operating in extreme cold), dehumidifier, and fan.
  • Designed for both aesthetic appeal and effective performance in various environments including homes and businesses.
  • Complete installation package with indoor and outdoor units, remote, and necessary installation materials included; refrigerant pre-loaded for convenience.
  • 5-year warranty on parts and compressor, with additional technical support available.
Read More
  • Alexa connectivity for remote temperature control and customized routines.
  • 4-in-1 functionality: air conditioning, heat pump (operating in extreme cold), dehumidifier, and fan.
  • Designed for both aesthetic appeal and effective performance in various environments including homes and businesses.
  • Complete installation package with indoor and outdoor units, remote, and necessary installation materials included; refrigerant pre-loaded for convenience.
  • 5-year warranty on parts and compressor, with additional technical support available.
Read More
#10
Free Shipping
  • Energy-efficient mini split air conditioner and heater with innovative inverter technology and 25% energy savings, covering up to 1250 square feet; ETL and AHRI certified for reliability.
  • Versatile operation with five modes: auto, cool, dry, heat, and fan; Features WiFi capability and Alexa compatibility, along with automatic defrosting and 24-hour timer.
  • Quiet operation with noise levels below 47 decibels, offering control over temperature settings between 60℉ and 90℉ for a comfortable environment.
  • Designed to function effectively in temperatures ranging from 5°F to 118°F, ensuring year-round performance with 4D air circulation and a maximum airflow distance of 50 feet.
Read More
  • Energy-efficient mini split air conditioner and heater with innovative inverter technology and 25% energy savings, covering up to 1250 square feet; ETL and AHRI certified for reliability.
  • Versatile operation with five modes: auto, cool, dry, heat, and fan; Features WiFi capability and Alexa compatibility, along with automatic defrosting and 24-hour timer.
  • Quiet operation with noise levels below 47 decibels, offering control over temperature settings between 60℉ and 90℉ for a comfortable environment.
  • Designed to function effectively in temperatures ranging from 5°F to 118°F, ensuring year-round performance with 4D air circulation and a maximum airflow distance of 50 feet.
Read More
2 Ton Mini Split Unit See All
Senville 2 Zone Mini Split See All
Mini Split 12000 Btu 220v See All