10 BEST SMALL AC WINDOW UNITS for sale in 2025 – compare between the best small ac window units on sale.

Rank Product Rating
1
MIDEA MAW05M1BWT Window air conditioner 5000 BTU with Mechanical Controls, 7 temperature settings, 2 cooling and fan settings,110V, White
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Product Highlights
  • FAST COOLING: 5, 000 BTU window-mounted mini-compact air conditioner is perfect for cooling a room up to 150 square feet. Quickly cools down your home, office, or apartment for maximum comfort
  • EFFORTLESS OPERATION: 7 temperature settings, 2 cooling/2 fan only speeds and 2-way air direction give you the perfect amount of cooling every time
  • EASY INSTALLATION: Install easily with minimal modification to the existing window frame. Suitable for windows 23''-36'' wide and minimum 13'' high. All mounting accessories are included
  • ENERGY-EFFICIENT: Combined Energy Efficiency Rate (CEER): 11. 0. Helps reduce the energy costs

$169.00
2
Qualward Window Air Conditioner Cover for Outside Unit, AC Covers for Outdoor Window Large Size - 27.5' W x 23' D x 19' H Inches, Blue
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Product Highlights
  • ✅ Choose the Right Size: 27.5"W x 23"D x 19"H, We offer 3 sizes fits Most 3,000 - 7,000 BTU Window Air Conditioner Units, please measure your window ac unit and choose the proper size cover.
  • ✅ Prevent Cold Drafts: This window AC cover securely fits the back of window-mounted AC units, helping conserve energy in the winter months by blocking cold drafts from entering the home.
  • ✅ Full Coverage Protection: Made of heavy-duty, waterproof polyester fabric, prevent the accumulation of rain and snow, protecting your AC window unit from rust and corrosion.
  • ✅ Adjustable Strap Included : 2 plastic buckle straps included with this window AC cover to firmly install the cover and help to securely fit the unit during windy conditions.

$19.99
3
Frigidaire 8,000 BTU Window-Mounted Room Air Conditioner with Supplemental Heat
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195 Reviews
Product Highlights
  • For a room up to 350 sq. ft. with dehumidification up to 1.5 pints per hour
  • Exterior dimensios: 22-5/8"W x 23-5/16"D x 15-3/8" H | Window opening: Max. 36"H
  • Slide-out chasis offers window or wall installation (Window mounting kit included)
  • Multi-speed electronic controls with 24-hr. on/off timer and full-function remote control

$519.99 $489.00
4
Window Air Conditioner Covers for Winter, AC Unit Covers Outside 25.5W x 17H x 21D inches
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Product Highlights
  • Maximum Protection - Featuring top quality heavy duty rip-stop 600D oxford fabric with water-proof inner layer and UV-stabilized to provide excellent protection against rain, snow, UV, dirt and so on. And the cover for the outdoor window air conditioner with double stitched seams for additional durability.
  • Full Coverage - Measuring inside Dimensions 25.5”W x 17”H x 21”D, the ac window unit cover which is designed to cover all the A/C outside (bottom included) of window-mounted air conditioning unit(Please kindly measure your machine to confirm the size).
  • Flexible Installation - No need to remove the air conditioner, directly cover the outside part. With 2 adjustable strap buckles that adjust to secure the cover attached sturdy to the ac unit, provides better protection .
  • Provides Excellent Waterproof - The ac window unit cover with water-proof inner layer keeps your wall air conditioner dry, provides excellent waterproof or snow-proof performance and will keep moisture out the A/C unit.

$21.99
5
Homasen Window Air Conditioner Covers for Winter, Window AC Unit Covers Outside for Freeze Protection, Durable Water-Resistant Window AC Cover (Black, 21.5” x 16” x 15”)
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Product Highlights
  • ☆Made of 600D polyester, the cover for window air conditioner are meant to protect the AC units from rain, snow, and wind. This can extend the service time of AC for winter protection. With double stitched seams for additional durability.
  • ☆Cover for air conditioner window unit size is 21*16*15 inch. Please kindly take measurement of your AC units before purchase. Will fit for small size window AC of 5000 btu.
  • ☆High-quality water-resistant durable cover keeps cold air outside the AC units. Especially in snowy or rainy days, your window air conditioner unit will need extra protection to avoid being frozen.
  • ☆The adjustable strap buckles will help secure the AC cover. It covers the outside of the window AC unit tightly and stops cold air from drafting through air conditioners during cold, windy weather.

$14.99
6
KylinLucky Window Air Conditioner Unit Cover - AC Covers for Outside (21.5W x 16D x 15H inches)
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Product Highlights
  • Appropriate Dimensions - 21.5"width x 16"deep x 15"high. Fits Most 3,000 - 5,001 B
  • PREMIUM QUALITY - Made of heavy-duty, waterproof 420D polyester,prevent the accumulation of rain and snow, protecting your AC window unit from rust and corrosion.
  • PREVENTS DRAFTS - AC cover securely fits the back of window-mounted AC units, helping conserve energy in the winter months by blocking cold drafts from entering the home.
  • EASY ASSEMBLY - Secure with two sturdy adjustable straps, durable, and Convenient.

$17.99
7
Midea U Inverter Window Air Conditioner 8,000BTU, U-Shaped AC with Open Window Flexibility, Robust Installation,Extreme Quiet, 35% Energy Saving, Smart Control, Alexa, Remote, Bracket Included
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Product Highlights
  • 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 2020 Certification. You may also get exclusive benefits from your local energy distributor
  • Extreme Quiet: 9 times quieter than some traditional units. The U-shape blocks the noise from the cooling system using your window. This design allows for extremely quiet operation as low as 42 dBA - almost as quiet as a library – so you can get a restful night’s sleep or binge your favorite shows undisturbed
  • Flexible window open: Midea U-shaped design allows your window to open, bringing fresh air into your home anytime allowing you to maintain more of your view
  • Smart Control: The Midea U is Wi-Fi- enabled, it can be controlled from anywhere through the cloud using the MideaAir app on iOS or Android. You can also use voice commands with Alexa or Google Assistant if you prefer

$339.00
8
BRIVIC Indoor Air Conditioner Cover AC Cover for Inside Window Unit 25 x 17 x 3.5 inches(L x H x D),White
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Product Highlights
  • Applicable Dimension:Inner size 25” x 17” x 3.5” (L x H x D), fitting most of 10000BTU to 12000BTU window air conditioners or indoor AC unit size of 23"-25"x 15"-17" x 3"(L x H x D)
  • Reduce heating costs:The indoor air conditioner cover with embedded cotton blocks warm air escaping and cold air getting through in AC.Prevent heat loss in the winter to reducing heating costs.
  • Innovative design: The inner lining near the air conditioner is made of water-resistant fabric.Block humid air entering to keep your equipment safe. And the hole in the bottom corner allows the cable to pass through.
  • Remain in place:Adjustable straps on both sides and elastic cords around allows you to achieve a snug fit.Provide customized fit.

$18.99
9
LG LW8016ER 8,000 BTU 115V Window-Mounted Remote Control Air Conditioner, White
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2,091 Reviews
Product Highlights
  • Beat the heat while remaining cool and happy on hot summer days
  • With 2344.57 W cooling power, enjoy a blast of cool air throughout your room
  • Stay comfortable with this air conditioner, which effectively cools rooms up to 340 square feet.
  • Have more control over air flow with 3 fan speeds

$329.99 $270.41
10
Frigidaire 11,000 BTU 115-Volt Heat/Cool Window Air Conditioner with Remote Control, White
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Product Highlights
  • 11,000 BTU Heat/Cool Window Air Conditioner with 115V/60Hz
  • Approximate cooling area up to 500-sq. ft.
  • Dehumidification volume of 3.4 per hour
  • Electronic controls allow you to set the comfort level to your preference from anywhere in the room with the included remote control

$609.99

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