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Under 299 sq ft Window Air Conditioners

67 results

Bestseller
GE Small Room Window Air Conditioner , ( 115-Volt , 5000-BTU )
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4.6
260
Coverage Area (Max.):150 sq. ft
Window Opening (Max.):36" W x 13.4" H
Features:Dehumidifier Included
GE Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6000-BTU )
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4.5
274
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):36" W x 13.4" H
Features:Dehumidifier Included
GE ClearView Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6100-BTU )
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4.2
464
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):40" W x 13" H
Features:Quiet Mode, Wi-Fi Enabled, Dehumidifier Included
GE Small Room Window Air Conditioner , ( 115-Volt , 5000-BTU )
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for pricing and availability

4.2
1844
Coverage Area (Max.):150 sq. ft
Window Opening (Max.):36" W x 13" H
GE Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6000-BTU )
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4.2
1910
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):36" W x 13" H
BILT HARD 6000 BTU Window Air Conditioner with WiFi and Remote Control Cools up to 250 Square Feet
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5.0
2
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):34" W x 14.5" H
Features:Quiet Mode, Wi-Fi Enabled, Dehumidifier Included
GE Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6000-BTU )
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for pricing and availability

4.3
332
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):36" W x 13.4" H
Features:Dehumidifier Included
GE Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6000-BTU )
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for pricing and availability

4.1
1185
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):36" W x 13.4" H
Features:Dehumidifier Included
Midea Small Room Window Air Conditioner , ( 115-Volt , 5000-BTU )
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4.2
102
Coverage Area (Max.):150 sq. ft
Window Opening (Max.):36" W x 13" H
LG Small Room Window Air Conditioner , ( 115-Volt , 5000-BTU )
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3.9
32
Coverage Area (Max.):150 sq. ft
Window Opening (Max.):35" W x 12" H
Features:Dehumidifier Included
Keystone Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6000-BTU )
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4.5
39
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):36" W x 14" H
Features:Quiet Mode, Dehumidifier Included
COWSAR Small Room Window Air Conditioner , Remote Included ( 120-Volt , 5000-BTU )
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5.0
3
Coverage Area (Max.):150 sq. ft
Window Opening (Max.):34" W x 19" H
Features:Dehumidifier Included
GE Small Room Window Air Conditioner , ( 115-Volt , 5000-BTU )
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for pricing and availability

4.3
507
Coverage Area (Max.):150 sq. ft
Window Opening (Max.):36" W x 13.4" H
Features:Dehumidifier Included
GE Small Room Window Air Conditioner , ( 115-Volt , 5050-BTU )
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4.3
2624
Coverage Area (Max.):150 sq. ft
Window Opening (Max.):36" W x 13.375" H
Features:Dehumidifier Included
Antarctic Star 6000-BTU 115-Volt Small Room Window Air Conditioner Remote Included
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Coverage Area (Max.):270 sq. ft
Window Opening (Max.):36" W x 20" H
Features:Dehumidifier Included
Small Room Window Air Conditioner Remote Control Included (115-Volt ; 6000-BTU) Wifi Enable
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Coverage Area (Max.):250 sq. ft
Window Opening (Max.):34" W x 14.5" H
Features:Quiet Mode, Wi-Fi Enabled, Dehumidifier Included
GE Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6000-BTU )
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for pricing and availability

4.3
2077
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):36" W x 13" H
Frigidaire Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6000-BTU )
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4.5
58
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):36" W x 14" H
Features:Wi-Fi Enabled, Dehumidifier Included
Frigidaire Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6000-BTU )
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for pricing and availability

4.5
146
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):36" W x 14" H
Features:Dehumidifier Included
GE Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6150-BTU ) ENERGY STAR Certified
Energy Star Qualified
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4.2
825
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):39.25" W x 13.375" H
Features:Quiet Mode, Dehumidifier Included
GE Small Room Window Air Conditioner , Remote Included ( 115-Volt , 6150-BTU )
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for pricing and availability

4.4
370
Coverage Area (Max.):250 sq. ft
Window Opening (Max.):39.25" W x 13.375" H
Features:Quiet Mode, Wi-Fi Enabled, Dehumidifier Included
ROVSUN 5000BTU 115V 440W Window Air Conditioner with Mechanical Controls and Easy Install Kit Ideal for Rooms up to 150 Square Feet
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Coverage Area (Max.):150 sq. ft
Features:Wi-Fi Enabled, Dehumidifier Included
ROVSUN 5000BTU 115V 600W Window Air Conditioner with Mechanical Controls and Easy Install Kit Ideal for Rooms up to 150 Square Feet
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5.0
1
Coverage Area (Max.):150 sq. ft
Features:Wi-Fi Enabled, Dehumidifier Included
COWSAR Small Room Window Air Conditioner , Remote Included ( 120-Volt , 6000-BTU )
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for pricing and availability

5.0
1
Coverage Area (Max.):270 sq. ft
Window Opening (Max.):36" W x 20" H
Features:Dehumidifier Included

Related Products

Window Air Conditioners That Bring Effective Cooling to Any Room


Stay comfortable through the warmest months with dependable window air conditioners. Designed to cool spaces quickly and efficiently, these compact units deliver consistent comfort without taking up floor space. Explore a wide selection of models for every room size and style at Lowe’s.


Benefits of Window Air Conditioners

  • Space-Saving design: frees up floor space while offering powerful cooling
  • Simple Installation: easily mounts into most standard windows with minimal tools required
  • Customizable Comfort: programmable timers, adjustable fan speeds and remote controls that make operation convenient
  • Even Air Distribution: circulates cool air evenly to maintain a steady temperature across the room
  • Cost-Conscious Cooling: designed to provide targeted temperature control without the need for full-home systems


Key Features of Window Air Conditioners

  • Multiple Cooling Modes: Switch between cooling, fan-only or dehumidifying options for year-round comfort.
  • Digital Controls: Intuitive LED displays and remotes allow for easy temperature adjustments.
  • Quiet Operation: They’re built to minimize sound while maintaining steady airflow.
  • Washable Filters: Reusable filters help maintain clean indoor air and reduce replacement costs.
  • Smart Connectivity: Some units pair with mobile apps or smart home systems for added convenience.


Learn more about sizing, setup and British Thermal Unit (BTU) recommendations in How to Choose the Best Window Air Conditioner.


How to Choose a Window Air Conditioner

  • Measure Room Size: Match the unit’s BTU output to your room’s square footage for consistent performance.
  • Check Window Dimensions: Ensure your air conditioner window unit fits securely within the frame.
  • Consider Special Features: Look for sleep settings, remote controls or smart adjustments for daily convenience.
  • Compare Options: If flexibility is important, consider exploring portable air conditioners for spaces without standard window access.
  • Evaluate Noise Level: Choose quieter units for areas like bedrooms, offices or living rooms.


Installation Steps for a Window Air Conditioner

  • Step 1: Measure your window opening to confirm fit and stability.
  • Step 2: Attach the mounting brackets and side panels to the air conditioner.
  • Step 3: Position the window A/C unit securely into the window frame.
  • Step 4: Lower the window sash tightly against the top of the unit.
  • Step 5: Plug in the unit and adjust settings for your preferred temperature.


Add finishing touches with air conditioner parts and accessories, such as brackets, filters and insulation panels.


Maintenance Tips for Window Air Conditioners

  • Clean Filters Regularly: Remove and rinse filters every few weeks to keep airflow steady.
  • Inspect Seals: Check window insulation annually to prevent cool air loss.
  • Wipe Exterior Surfaces: Use a damp cloth to remove dust and debris.
  • Store During Off-Season: Detach and store your A/C window unit in a cool, dry area when not in use.
  • Check Cords and Plugs: Examine electrical connections for wear before each cooling season.

From cooling bedrooms and offices to living rooms and more, window air conditioners are a reliable, easy-to-use solution. Pair them with quality parts and accessories to enhance performance and enjoy lasting comfort.

   
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