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Best Buy customers often prefer the following products when searching for whole house air conditioners.

If you're looking for a whole house air conditioner, you've got options. You can buy an air conditioner that's designed to cool your entire house or just one or two rooms. You can install a window unit, a portable air conditioner, or a ductless mini-split system. And you can buy an air conditioner with a heat pump, which will both cool and heat your home. To help you sort through these choices, we've rounded up the best whole house air conditioners on the market.

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  1. Whirlpool - 700 Sq. Ft. Window Air Conditioner - White - Front_Zoom
    Top comment

    "Great air conditioner!...Results whole home cold comfy....Big and works great, cooled off almost the whole house!"

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    Product Description

    Enjoy quick, efficient cooling with this 15,000 BTU Whirlpool window air conditioner. It has three cooling speeds and eight-way directional air louvers for individualized comfort, along with simple-to-use electronic controls. This Whirlpool window air conditioner has a programmable timer that lets you set a schedule and avoid running the unit unnecessarily.
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    Top comment

    "Great air conditioner!...Results whole home cold comfy....Big and works great, cooled off almost the whole house!"

    See all customer reviews

    Product Description

    Enjoy quick, efficient cooling with this 15,000 BTU Whirlpool window air conditioner. It has three cooling speeds and eight-way directional air louvers for individualized comfort, along with simple-to-use electronic controls. This Whirlpool window air conditioner has a programmable timer that lets you set a schedule and avoid running the unit unnecessarily.
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    Your price for this item is $631.99
    The previous price was $649.99
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  2. Keystone - 350 Sq. Ft. 25,000 BTU Window Air Conditioner - White - Front_Zoom
    Top comment

    "Great air conditioner, super cold. Cools my entire house super fast. ...This air conditioner cools my whole downstairs. It was easy to assemble, I recommend two people, it is a little heavy."

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    Product Description

    Keep your home feeling nice and cool with this Keystone window/wall air conditioner. The removable chassis allows for installation that is quick and simple, while the LED display makes it easy to select different modes. This Keystone window/wall air conditioner comes with a remote, letting you adjust the temperature from across the room.
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    Top comment

    "Great air conditioner, super cold. Cools my entire house super fast. ...This air conditioner cools my whole downstairs. It was easy to assemble, I recommend two people, it is a little heavy."

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    Product Description

    Keep your home feeling nice and cool with this Keystone window/wall air conditioner. The removable chassis allows for installation that is quick and simple, while the LED display makes it easy to select different modes. This Keystone window/wall air conditioner comes with a remote, letting you adjust the temperature from across the room.
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    Your price for this item is $599.99
    Price Drop
    The previous price was $649.99
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  3. Amana - 450 Sq. Ft. Window Air Conditioner - White - Front_Zoom
    Top comment

    "Cool air for the whole apartment...This air conditioner send enough cool air to keep my son's house completely cool....Good window air conditioner...I am pleased with the fit and appearance of the air conditioner and it is cooling by kitchen/dining area and living room well."

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    Product Description

    Have you ever stood in front of the refrigerator to cool off? Affordable and easy to install, the Amana window-mounted air conditioners can quickly cool and dehumidify your room. Flexible comfort features include three cooling speeds, eco mode, and sleep mode. With the programmable timer, you can customize cooling time to fit your schedule for immediate comfort when you get home. Maintenance is made easy with the removable and washable air filter. Simply rinse every few weeks to keep your air conditioner at peak performance.
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    Top comment

    "Cool air for the whole apartment...This air conditioner send enough cool air to keep my son's house completely cool....Good window air conditioner...I am pleased with the fit and appearance of the air conditioner and it is cooling by kitchen/dining area and living room well."

    See all customer reviews

    Product Description

    Have you ever stood in front of the refrigerator to cool off? Affordable and easy to install, the Amana window-mounted air conditioners can quickly cool and dehumidify your room. Flexible comfort features include three cooling speeds, eco mode, and sleep mode. With the programmable timer, you can customize cooling time to fit your schedule for immediate comfort when you get home. Maintenance is made easy with the removable and washable air filter. Simply rinse every few weeks to keep your air conditioner at peak performance.
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    Your price for this item is $407.99
    The previous price was $419.99
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  4. Whirlpool - 1000 Sq. Ft. Window Air Conditioner - White - Front_Zoom
    Top comment

    "Air conditioner review...It's pretty good. It cools the whole downstairs, I would recommend...Whirlpool Air Conditioner...Love this air conditioner! Efficient and cools my entire house of 1026 square foot!"

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    Product Description

    Cool and dehumidify up to 700 sq. ft. with this 18,000 BTU Whirlpool window air conditioner. It has a simple-to-operate digital control panel offering three fan speeds, an eco mode and a sleep mode for reduced energy usage. This Whirlpool window air conditioner has a programmable timer that lets you set an individualized on/off schedule.
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    Top comment

    "Air conditioner review...It's pretty good. It cools the whole downstairs, I would recommend...Whirlpool Air Conditioner...Love this air conditioner! Efficient and cools my entire house of 1026 square foot!"

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    Product Description

    Cool and dehumidify up to 700 sq. ft. with this 18,000 BTU Whirlpool window air conditioner. It has a simple-to-operate digital control panel offering three fan speeds, an eco mode and a sleep mode for reduced energy usage. This Whirlpool window air conditioner has a programmable timer that lets you set an individualized on/off schedule.
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    Your price for this item is $719.99
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  5. Whirlpool - 450 Sq. Ft. 10,000 BTU Window Air Conditioner - White - Front_Zoom
    Top comment

    "Air Conditioner for all...Great air conditioner!...Great air conditioner keeps my whole 800 Sq ft house cool. "

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    Product Description

    Enter the realm of cool comfort! Easy to install and operate, the Whirlpool 10,000 BTU window-mounted air conditioner quickly cools and dehumidifies a room up to 450 square feet. Equipped with a programmable 24-hour on/off timer, you can customize cooling time to fit your schedule for immediate comfort when you get home. Three cooling speeds, Eco mode, and Sleep mode all give you the flexibility you need to keep you and your loved ones cool and comfortable. Plus, maintenance is a breeze with the removable and washable air filter. At Whirlpool, we take comfort and caring to the next level.
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    Top comment

    "Air Conditioner for all...Great air conditioner!...Great air conditioner keeps my whole 800 Sq ft house cool. "

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    Product Description

    Enter the realm of cool comfort! Easy to install and operate, the Whirlpool 10,000 BTU window-mounted air conditioner quickly cools and dehumidifies a room up to 450 square feet. Equipped with a programmable 24-hour on/off timer, you can customize cooling time to fit your schedule for immediate comfort when you get home. Three cooling speeds, Eco mode, and Sleep mode all give you the flexibility you need to keep you and your loved ones cool and comfortable. Plus, maintenance is a breeze with the removable and washable air filter. At Whirlpool, we take comfort and caring to the next level.
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    Your price for this item is $429.99
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  6. Honeywell - 700 Sq. Ft. Portable Air Conditioner with Heat Pump - Black - Front_Zoom
    Top comment

    "Great air conditioner...I bought this air conditioner to replace my old one that wasn't working that good. ...This air conditioner was a great investment. I have only used the a/c mode and it has performed well. "

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    Product Description

    Stay cool and dry with this MN4HFS9 Honeywell Portable Air Conditioner with Heater. This unit combines 4-in-1 technology in one sleek body, cooling and dehumidifying areas up to 700 sq. ft. and heating areas up to 500 sq. ft. With cooling and heating functions in one, this appliance is useful year-round, keeping you cool during hot summers and warm during cold winters. It features an auto-evaporation system, a reliable dehumidifying function, and a traditional three-speed fan function to deliver optimum cooling, dehumidification, and fresh ventilation. The full-function remote control allows you to operate each feature from across the room. Unlike a fixed air conditioner, the Honeywell Portable Air Conditioner requires no permanent installation, and smooth-gliding wheels make sliding it from room to room a breeze.
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    Top comment

    "Great air conditioner...I bought this air conditioner to replace my old one that wasn't working that good. ...This air conditioner was a great investment. I have only used the a/c mode and it has performed well. "

    See all customer reviews

    Product Description

    Stay cool and dry with this MN4HFS9 Honeywell Portable Air Conditioner with Heater. This unit combines 4-in-1 technology in one sleek body, cooling and dehumidifying areas up to 700 sq. ft. and heating areas up to 500 sq. ft. With cooling and heating functions in one, this appliance is useful year-round, keeping you cool during hot summers and warm during cold winters. It features an auto-evaporation system, a reliable dehumidifying function, and a traditional three-speed fan function to deliver optimum cooling, dehumidification, and fresh ventilation. The full-function remote control allows you to operate each feature from across the room. Unlike a fixed air conditioner, the Honeywell Portable Air Conditioner requires no permanent installation, and smooth-gliding wheels make sliding it from room to room a breeze.
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    Your price for this item is $654.99
    The previous price was $679.99
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  7. LG - 800 Sq. Ft. 15,000 BTU Smart Window Air Conditioner - White - Front_Zoom
    Top comment

    "Air conditioning...I bought this air conditioner about a month ago and it cooldown really good...It cools down practically my whole house just being in the living room window. "

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    Product Description

    The LG LW1517ERSM is not only cool...it's SMART! Cool your home from anywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. This quiet unit is ideal for cooling large rooms up to 800 sq. ft. and is Energy Star certified to help save on energy. The unit has 3 cooling and fan speeds and a 24 hour timer to create a cooling schedule. 4-way air deflection lets the flow of air be directed where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Other features include a remote control, easy window installation kit, slide-out (washable) filter and a check filter alert.
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    Top comment

    "Air conditioning...I bought this air conditioner about a month ago and it cooldown really good...It cools down practically my whole house just being in the living room window. "

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    Product Description

    The LG LW1517ERSM is not only cool...it's SMART! Cool your home from anywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. This quiet unit is ideal for cooling large rooms up to 800 sq. ft. and is Energy Star certified to help save on energy. The unit has 3 cooling and fan speeds and a 24 hour timer to create a cooling schedule. 4-way air deflection lets the flow of air be directed where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Other features include a remote control, easy window installation kit, slide-out (washable) filter and a check filter alert.
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    Your price for this item is $477.99
    The previous price was $539.99
    See all Window Air Conditioners
  8. LG - 1,000 Sq. Ft. 18,000 BTU Smart Window Air Conditioner - White - Front_Zoom
    Top comment

    "I wanted an air conditioner that was easy to run. This air conditioner is all of the above!...This is the most powerful Air conditioner I ever had . It’s the best it can cool down a whole house just this one air conditioner when I have guest over they think I have Central air"

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    Product Description

    The LG LW1821ERSM is not only cool...it's SMART! Cool your home from anywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. This quiet unit is ideal for cooling large rooms up to 1,000 sq. ft. and is Energy Star certified to help save on energy. The unit has 3 cooling and fan speeds and a 24 hour timer to create a cooling schedule. 4-way air deflection lets the flow of air be directed where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Other features include a remote control, easy window installation kit, slide-out (washable) filter and a check filter alert.
    See all Window Air Conditioners
    Top comment

    "I wanted an air conditioner that was easy to run. This air conditioner is all of the above!...This is the most powerful Air conditioner I ever had . It’s the best it can cool down a whole house just this one air conditioner when I have guest over they think I have Central air"

    See all customer reviews

    Product Description

    The LG LW1821ERSM is not only cool...it's SMART! Cool your home from anywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. This quiet unit is ideal for cooling large rooms up to 1,000 sq. ft. and is Energy Star certified to help save on energy. The unit has 3 cooling and fan speeds and a 24 hour timer to create a cooling schedule. 4-way air deflection lets the flow of air be directed where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Other features include a remote control, easy window installation kit, slide-out (washable) filter and a check filter alert.
    See all Window Air Conditioners
    Your price for this item is $599.99
    See all Window Air Conditioners
  9. Whynter - ARC-1230WNH 600 Sq.Ft Smart NEX Inverter Portable Air Conditioner 12000 BTU Heater - White - Front_Zoom
    Top comment

    "Great portable air conditioner/heat pump...Great portable air conditioner and heat pump. Use the air conditioner to keep my bedroom cooler at night. ...I got this mostly for the powerful cooling but having the heater function for colder nights is a must have. I love this portable air conditioner. Helping us through this crazy summer heat."

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    Product Description

    The Whynter ARC-1230WNH Inverter Dual Hose Portable Air Conditioner and Heater has the highest cooling and heating BTU (14,000 ASHRAE / 12,000 SACC) in the market. The cooling power you need to cool, dehumidify or circulate the air in up to 600 sq. ft of space. Smart functionalities include the NetHome Plus app to control your portable air conditioner through Wi-Fi from virtually anywhere. You can also control it with Amazon Alexa or Google Home voice assistant. Intelligent features such as the 24-hour Timer, Sleep Mode, Auto restart, Self-Diagnosis, Express Run Settings, Schedules, and Filter Check Reminder Light. As pioneers in the air comfort industry, we are introducing the next-generation Inverter Technology currently only being used in high-efficiency ductless mini-split air conditioners to our NEX line of portable air conditioners. The variable-speed system allows the compressor to optimize efficiency and power consumption together while maintaining a specified output. The advantages of inverter technology are estimated 40% – 50% in energy savings, 2 times quicker to achieve desired temperature, quieter operation, minimized temperature fluctuations, no voltage peaks from the compressor. The innovative two-hose-in-one design and the sealed bottom structure ensure no heat leakage. This cooling setup extracts and exhausts air from the outside, so the indoor space reaches an independent and balanced cool air circulation. As a result, the entire room can be cooled down quickly and effectively. The noise level is as low as 47dB(A) in low fan speed, almost as quite as a library. You can control your portable air conditioner anywhere with the NetHome Plus app for Android and iOS and make your home comfortable even before you arrive. Also, you can use Amazon Alexa or Google Home voice assistant to operate the air conditioner.
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    Top comment

    "Great portable air conditioner/heat pump...Great portable air conditioner and heat pump. Use the air conditioner to keep my bedroom cooler at night. ...I got this mostly for the powerful cooling but having the heater function for colder nights is a must have. I love this portable air conditioner. Helping us through this crazy summer heat."

    See all customer reviews

    Product Description

    The Whynter ARC-1230WNH Inverter Dual Hose Portable Air Conditioner and Heater has the highest cooling and heating BTU (14,000 ASHRAE / 12,000 SACC) in the market. The cooling power you need to cool, dehumidify or circulate the air in up to 600 sq. ft of space. Smart functionalities include the NetHome Plus app to control your portable air conditioner through Wi-Fi from virtually anywhere. You can also control it with Amazon Alexa or Google Home voice assistant. Intelligent features such as the 24-hour Timer, Sleep Mode, Auto restart, Self-Diagnosis, Express Run Settings, Schedules, and Filter Check Reminder Light. As pioneers in the air comfort industry, we are introducing the next-generation Inverter Technology currently only being used in high-efficiency ductless mini-split air conditioners to our NEX line of portable air conditioners. The variable-speed system allows the compressor to optimize efficiency and power consumption together while maintaining a specified output. The advantages of inverter technology are estimated 40% – 50% in energy savings, 2 times quicker to achieve desired temperature, quieter operation, minimized temperature fluctuations, no voltage peaks from the compressor. The innovative two-hose-in-one design and the sealed bottom structure ensure no heat leakage. This cooling setup extracts and exhausts air from the outside, so the indoor space reaches an independent and balanced cool air circulation. As a result, the entire room can be cooled down quickly and effectively. The noise level is as low as 47dB(A) in low fan speed, almost as quite as a library. You can control your portable air conditioner anywhere with the NetHome Plus app for Android and iOS and make your home comfortable even before you arrive. Also, you can use Amazon Alexa or Google Home voice assistant to operate the air conditioner.
    See all Portable Air Conditioners
    Your price for this item is $744.99
    Price Drop
    The previous price was $805.99
    See all Portable Air Conditioners
  10. LG - 330 Sq. Ft. 8000 BTU Through-the-Wall Air Conditioner - White - Front_Zoom
    Top comment

    "Powerful air conditioner...This AC has minimal noise but powerful out put of air. During the hot summer months I keep it on medium and it's good enough for the whole season...Great in wall air conditioner....The air conditioner is super quiet and extremely energy efficient. "

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    Product Description

    Our Energy Star certified 8,000 BTU Through-the-Wall Air Conditioner is ideal for cooling small to medium size rooms up to 340 sq. ft. It has 3 cooling and fan speeds to customize your comfort. The 4-way air deflection allows you to direct the flow of air where it's needed most whether cooling, dehumidifying or just circulating air. Use the convenient 24 hour on/off timer and energy saver option to help save on energy costs. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Other features include a remote control, trim kit, removable/washable filter and a check filter alert. (Wall sleeve sold separately)
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    Top comment

    "Powerful air conditioner...This AC has minimal noise but powerful out put of air. During the hot summer months I keep it on medium and it's good enough for the whole season...Great in wall air conditioner....The air conditioner is super quiet and extremely energy efficient. "

    See all customer reviews

    Product Description

    Our Energy Star certified 8,000 BTU Through-the-Wall Air Conditioner is ideal for cooling small to medium size rooms up to 340 sq. ft. It has 3 cooling and fan speeds to customize your comfort. The 4-way air deflection allows you to direct the flow of air where it's needed most whether cooling, dehumidifying or just circulating air. Use the convenient 24 hour on/off timer and energy saver option to help save on energy costs. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Other features include a remote control, trim kit, removable/washable filter and a check filter alert. (Wall sleeve sold separately)
    See all In-Wall Air Conditioners
    Your price for this item is $400.99
    The previous price was $499.99
    See all In-Wall Air Conditioners
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