Top 10 Best 21 Inch Window Air Conditioner
of November 2024
1
Best Choice
GE
GE
GE Electronic Window Air Conditioner 6000 BTU, Efficient Cooling for Smaller Areas Like Bedrooms and Guest Rooms, 6K BTU Window AC Unit with Easy Install Kit, White
10
Exceptional
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2
Best Value
Frigidaire
Frigidaire
Frigidaire FFRA051WAE Window-Mounted Room Air Conditioner, 5,000 BTU with Temperature Control and Easy-to-Clean Washable Filter, in White
9.9
Exceptional
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3
Midea
Midea
Midea 12,000 BTU U-Shaped Smart Inverter Window Air ConditionerCools up to 550 Sq. Ft., Ultra Quiet with Open Window Flexibility, Works with Alexa/Google Assistant, 35% Energy Savings, Remote Control
9.8
Exceptional
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4
Frigidaire
Frigidaire
Frigidaire FFRE053WAE Window Air Conditioner, 5000 BTU, White
9.7
Exceptional
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5
LG
LG
LG 6,000 BTU Window Conditioner, Cools 250 Sq.Ft. (10' x 25' Room Size), Quiet Operation, Electronic Control with Remote, 2 Cooling & Fan Speeds, 2-Way Air Deflection, Auto Restart, 115V, White
9.6
Exceptional
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6
GE
GE
GE Window Air Conditioner Unit, 5,000 BTU for Small Rooms up to 150 sq ft. with Manual Adjustable Fan and Cooling Settings, Perfect for Small Bedroom or Living Room, Easy Install Kit Included, White
9.5
Excellent
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7
Midea
Midea
Midea 5,000 BTU EasyCool Small Window Air Conditioner - Cool up to 150 Sq. Ft. with Easy-to-Use Mechanical Controls and Reusable Filter, Perfect for Small Bedroom, Living Room, Home Office
9.4
Excellent
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8
Frigidaire
Frigidaire
Frigidaire FHWC253WB2 Window Air Conditioner, 25,000 BTU with Easy Install Slide Out Chassis, Energy Star Certified, Multi-Speed Fan, Easy-to-Clean Washable Filter, Eco Mode, in White
9.3
Excellent
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9
Honeywell
Honeywell
Honeywell 6,000 BTU Digital Window Air Conditioner, Remote, 4 Modes, Eco, 250 sq ft Coverage
9.2
Excellent
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10
LG
LG
LG 9,500 BTU DUAL Inverter Smart Window Air Conditioner, Cools 450 Sq. Ft., Ultra Quiet Operation, Up to 15% More Energy Savings, ENERGY STAR, works with LG ThinQ, Amazon Alexa and Hey Google, 115V
9.1
Excellent
View on Amazon
About 21 Inch Window Air Conditioner
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GE Electronic Window Air Conditioner 6000 BTU, Efficient Cooling for Smaller Areas Like Bedrooms and Guest Rooms, 6K BTU Window AC Unit with Easy Install Kit, White
GE 6000 BTU ELECTRONIC WINDOW AIR CONDITIONER - Designed to efficiently cool rooms up to 250 sq ft easy install kit included so you can start cooling right away.Controller typeRemote Control. BEST FOR SMALL ROOMS This AC unit is the right size for delivering 6000 BTU cooling capacity to smaller areas like bedrooms, studio apartments, guest rooms, and home offices. LOW-NOISE OPERATION - Keep the cool air flowing with minimal disruption ideal for nighttime use in bedrooms. MAXIMUM COMFORT Energy-efficient with 3 cooling modes and 3 fan speeds to provide flexible and optimal room temperature digital controls with make it easy to adjust cooling to your comfort. EASY INSTALLATION AND CLEANING This AC has a fixed chassis and installs easily in a double hung window size W 21.875 - 36 x H 13.375 with included EZ Mount installation kit slide-out filter makes cleaning a breeze to keeps your unit running its best when cleaned every 30 days. Sound Level LowHigh 5561 dbA.Sound Level Low Fan, Cool 5255 dBA.Sound Level High Fan, Cool 5661 dBA.
Frigidaire FFRA051WAE Window-Mounted Room Air Conditioner, 5,000 BTU with Temperature Control and Easy-to-Clean Washable Filter, in White
Effortless Temperature Control Our air conditioners maintain the preset room temperature, so you will remain comfortable at all times.Controller typeButton Control.Air Flow efficiency136 CFM. Easy-to-Clean Washable Filter Capture dust from the air and keep your dehumidifier working efficiently with our easy-to-clean washable filter. SpaceWise Adjustable Design Optional Side Panels With the Adjustable Side Panels, the side panels will extend to best fit your window. Power Cord Comes with an extra long three-prong cord makes extension cords unnecessary. Effortless Restart Automatically resumes operating at its previous settings when power is restored to your unit. Compatible with our mounting bracket B0872XNZP3 and side panel B0872Y4MCL. These accessories are sold separately.
Midea 12,000 BTU U-Shaped Smart Inverter Window Air ConditionerCools up to 550 Sq. Ft., Ultra Quiet with Open Window Flexibility, Works with Alexa/Google Assistant, 35% Energy Savings, Remote Control
ULTRA QUIET - The Midea U Smart Inverter AC unit is 9 times quieter than traditional units. The U-shape design uses your window to blocks noise outside and the high efficiency Inverter system warrants ultra low noise and vibration. This design allows for extremely quiet operation as low as 42 dBA - almost as quiet as a library so you can get a restful nights sleep or binge your favorite shows undisturbed.. MORE THAN 35 ENERGY SAVINGS - With the advanced DC Inverter technology, Midea U achieves over 35 energy savings compared to other traditional units, and it's the first window AC to obtain the ENERGY STAR Most Efficient 2022 Certification. You may also get exclusive benefits from your local energy distributor.. FLEXIBLE WINDOW OPENING - Midea U-shaped design allows your window to open, bringing fresh air into your home anytime and allowing you to maintain more of your view even when the unit is installed. The Anti-Theft Mechanism locks the closed window for added security. SMART CONTROL - The Midea U Smart Inverter Air Conditioner is Wi-Fi enabled and can be controlled from anywhere through the cloud using the MideaAir app on iOS or Android. You can also use voice commands throughout your house, office, or apartment using Alexa or Google Assistant.. ROBUST INSTALLATION - Install the included quick-snap bracket, set the unit on the bracket, and secure the sidearms. After that, you are all done and ready to enjoy. Available for single-hung or double-hung windows with size 22-36, minimal height at 13.75..
Frigidaire FFRE053WAE Window Air Conditioner, 5000 BTU, White
ENERGY STAR Certified Use less energy than standard air conditioners reducing your energy usage, and ultimately lowering your utility bills.Controller typeRemote Control.Air Flow efficiency150 CFM. SpaceWise Adjustable Design Optional Side Panels With the Adjustable Side Panels, the side panels will extend to best fit your window. Power Cord Comes with an extra long three-prong cord makes extension cords unnecessary. Programmable 24-Hour OnOff Timer Customize times to fit your schedule for immediate comfort when you get home. The built in timer allows you to preset the unit to turn on and off in half hour increments. Effortless Temperature Control Our air conditioners maintain the preset room temperature, so you will remain comfortable at all times. Remote Control Allows you to precisely control the temperature and fan speed from across the room. Easy-to-Clean Washable Filter Capture dust from the air and keep your dehumidifier working efficiently with our easy-to-clean washable filter. Effortless Restart Automatically resumes operating at its previous settings when power is restored to your unit. Compatible with our mounting bracket B0872XNZP3 and side panel B0872Y4MCL. These accessories are sold separately.
LG 6,000 BTU Window Conditioner, Cools 250 Sq.Ft. (10' x 25' Room Size), Quiet Operation, Electronic Control with Remote, 2 Cooling & Fan Speeds, 2-Way Air Deflection, Auto Restart, 115V, White
Low Noise Performance - operates at sound levels as low as 52dB in low mode eliminating unnecessary noise.. Multiple Fan Speeds - 3 cooling and fan speeds allow you to customize your cooling.. Maximum Usability - Easy to use electronic controls with remote. Auto Restart - After a power failure, Auto Restart will automatically turn the unit back on when power is restored. Cools Rooms Up To 250 Sq. Ft- LW6017R is ideal for cooling medium rooms 10' X 25'.
GE Window Air Conditioner Unit, 5,000 BTU for Small Rooms up to 150 sq ft. with Manual Adjustable Fan and Cooling Settings, Perfect for Small Bedroom or Living Room, Easy Install Kit Included, White
GE 5100 BTU MECHANICAL WINDOW AIR CONDITIONER Designed to efficiently cool rooms up to 150 sq ft easy install kit included so you can start cooling right away. BEST FOR SMALL ROOMS This AC unit is the right size for delivering 5100 BTU cooling capacity to smaller areas like bedrooms, studio apartments, guest rooms, and home offices. LOW-NOISE OPERATION - Keep the cool air flowing with minimal disruption ideal for nighttime use in bedrooms. MAXIMUM COMFORT Efficient with 2 cooling modes and 2 fan speeds to provide flexible and optimal room temperature controls with 10 temperature settings make it easy to adjust cooling to your comfort. EASY INSTALLATION This AC has a fixed chassis and installs easily in a double hung window size W 21.875 - 36 x H 13.375 with included EZ Mount installation kit. EASY CLEANING This AC has a removable filter that can be easily removed for cleaning, so you can keep your unit performing at its best. For best results clean filter every 30 days.
Midea 5,000 BTU EasyCool Small Window Air Conditioner - Cool up to 150 Sq. Ft. with Easy-to-Use Mechanical Controls and Reusable Filter, Perfect for Small Bedroom, Living Room, Home Office
PERFECT FOR SMALLER ROOMS - Midea's Affordable Window AC unit is perfect to help your room be as comfortable as possible. It can cool 150 sq. ft. with 7 temperature settings, 2 cooling2 fan-only speeds, and 2-way air direction to give you the perfect amount of cooling every time.Controller typeButton Control.Air Flow efficiency145 CFM. Moisture removal-1.27 pints hr.Core material Copper..Control Type Electronic. Refrigerant R410A.. ENERGY EFFICIENT- Midea's 5,000 BTU window air conditioner has a Combined Energy Efficiency Rate CEER of 11.0 which helps reduce the energy costs to save you money throughout the year.. QUIET EASY TO USE - This window AC unit is quieter than a household refrigerator. It also features easy-to-use mechanical controls to quickly set the time, temperature, and mode and has a removable reusable air filter.. EASY INSTALLATION - Easily install in your home or apartment's existing window frame. Suitable for windows 23''-36'' wide and minimum 13'' high. All mounting accessories are included. A screwdriver is required but not included for installation. For some window frames, pilot holes are recommended before installing screws. Please see included instruction manual for further detail.. WARRANTY 1 Year Parts Labor Warranty comes with each Midea product to ensure the quality of our brand to our customers. Our team is happy to help if any questions or issues arise and make sure to register your product on our website for even faster support in the future..
Frigidaire FHWC253WB2 Window Air Conditioner, 25,000 BTU with Easy Install Slide Out Chassis, Energy Star Certified, Multi-Speed Fan, Easy-to-Clean Washable Filter, Eco Mode, in White
Easy Installation Easily install this air conditioner this unit distributes the weight into two pieces using a slide-out chassis. ENERGY STAR Certified Our air conditioners meet strict criteria to guarantee energy efficient performance, without sacrificing cool air. Multi-Direction Airflow Enables optimum circulation and cooling with 6-way directional airflow and three different fan speeds. Easy-to-Clean Washable Filter Capture dust from the air and keep your air conditioner working efficiently with our easy-to-clean washable filter. The Clean Filter Alert will also notify you when its time to clean your filter. Eco Mode Keep your room cool and comfortable this unit turns on and off at different intervals to ensure that the room stays at the set temperature. Fresh Air Vent Unlike many air conditioners, draw in fresh outdoor air, preventing recirculation of stale air. Programmable Timer Customize times to fit your schedule for immediate comfort when you get home by presetting the unit to turn on and off in half hour increments. Sleep Mode Enjoy maximum comfort and quiet operation throughout the evening hours. With Sleep Mode, the temperature gradually increases a few degrees over the course of the evening. Compatible with our mounting bracket B0872XNZP3 and side panel B0872Y4MCL. These accessories are sold separately.
Honeywell 6,000 BTU Digital Window Air Conditioner, Remote, 4 Modes, Eco, 250 sq ft Coverage
HIGH PERFORMANCE - 6,000 BTU, 450W, 115V60Hz, small window unit that can provide faster and more efficient air cooling for a single bedroom or large living room of about 250 square feet.. CONVENIENT Auto restart timer providing more convenience.. MULTIPLE SETTINGS This air conditioner includes a remote control and a user-friendly LED control panel. The temperature ranges from 61-88.. CUSTOMIZE Choose from 4 different mode options- AutoCoolFanDry, 24 hour timer, sleep mode, eco energy saving mode.. EASY INSTALLATION Full installaion kit included. The removable filter can be washed and reinserted with ease. Ensure it is dry before inserting it back in.. BETTER CIRCULATION Lifted vent to ensure the most optimal air circulation throughout the room.. COMPACT SIZE Measuring only 15.98W x 15.83D x 12.52H, fits standard windows with a minimum height at 14.5, window width 23-34. Adjustable side panels extend up to 34 inches in total..
LG 9,500 BTU DUAL Inverter Smart Window Air Conditioner, Cools 450 Sq. Ft., Ultra Quiet Operation, Up to 15% More Energy Savings, ENERGY STAR, works with LG ThinQ, Amazon Alexa and Hey Google, 115V
Ultra Quiet Operation - Revolutionary DUAL Inverter technology gives powerful yet silent performance, operating at sound levels as low as 44dB in sleep mode.. 25 More Enegy Efficient - The DUAL Inverter Compressors are up to 25 more energy efficient than the ENERGY STAR certification requirement, saving you energy and money.. Smart Phone Control - LG ThinQ App lets you control your air conditioner from anywhere using your smartphone, Google Assistant or Amazon Alexa.. Multiple Fan Speeds - 4 cooling and fan speeds with Auto Cool allows you to customize your cooling.. Cools Rooms Up to 450 Sq. Ft. - LW1019IVSM is ideal for cooling medium rooms 15 'X 30'..