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Air Conditioners 12,001 to 29,000 BTU

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Lg LW1816HR 18,000 Btu Window Air Conditioner, Cooling & Heating

Our Price: $667.30

Cooling & HeatingLg Window Air Conditioners Provide Powerful Cooling And Heating. Stay Comfortable All Year Long, Even In Extreme Climate, With Our Advanced Technology. Made To PerfectionLg Window Air Conditioners Add Powerful Performance And Stable Durability To Perfectly Match Your...

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Lg LW1816ER 18,000 Btu Window Air Conditioner

Our Price: $555.46

Energy Star® CertifiedLg Air Conditioners Has Met The High Standards Of The Energy Star® Program By Designing Products With Advanced Energy-Efficient Technologies. Maximum CoolingLg Window Air Conditioners Provide Exceptional Cooling Power That Will Keep You And Your Family Cool, Comfortable,...

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Haier QHM24DX Energy Star® 230 Volt Electronic Room Air Conditioner

Our Price: $1,157.00

Key Features 3 Cooling / Fan Speeds Multiple Speeds For Personalized Comfort Ez Mount Installation Kit Included Easy Installation Without Special Tools

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Haier QHM15AX Energy Star® 115 Volt Electronic Room Air Conditioner

Our Price: $930.02

Key Features 3 Cooling / Fan Speeds Multiple Speeds For Personalized Comfort Ez Mount Installation Kit Included Easy Installation Without Special Tools

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Haier QHM18DX Energy Star® 230 Volt Electronic Room Air Conditioner

Our Price: $1,044.38

Key Features 3 Cooling / Fan Speeds Multiple Speeds For Personalized Comfort Ez Mount Installation Kit Included Easy Installation Without Special Tools

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Ge Appliances AHM18DY Ge® Energy Star® 230 Volt Electronic Room Air Conditioner

Our Price: $1,102.06

18,000 Btu, 11.8 Ceer, 230 / 208 Volts Electronic Digital Thermostat With Remote 3 Cooling / 3 Fan Speeds Energy Star® Qualified Ez Mount Window Kit With Slide-Out Chassis Energy Saver ModeFan And Compressor Shut Off Temporarily When The Room...

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Friedrich CCW18B30A Chill Premier Ccw18B30A

Our Price: $0.00

The All New Chill Premier Offers Outstanding Energy Efficiency, Quietmaster Technology And Integrated Voice-Command Compatible Wi-Fi Control From Your Smartphone With The Friedrich Go App. Now Available In Heat/Cool And Slide-Out Chassis Options. Quietmaster Technology Engineered For Quiet Performance With...

Impecca IWA25KS30 25,000 Btu 230V Electronic Controlled Window Air Conditioner, Energy Star

Our Price: $641.95

3 Cooling Speeds And 3 Fan Only Speeds 4-Way Air Direction Energy Saver Clean Filter Indicator Remote Control Programmable 24 Hour On Off Timer Auto Restart Ion Filter Sleep Mode For Up To 1,500 Sq. Ft. Slide-Out Chassis Product Description...

Impecca IWA18KS30 18,000 Btu 230V Electronic Controlled Window Air Conditioner, Energy Star

Our Price: $567.85

3 Cooling Speeds And 3 Fan Only Speeds 4-Way Air Direction Energy Saver Clean Filter Indicator Remote Control Programmable 24 Hour On Off Timer Auto Restart Ion Filter Sleep Mode For Up To 1,000 Sq. Ft. Slide-Out Chassis Product Description...

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Ge Appliances AEE24DT Ge® 230 Volt Electronic Heat/Cool Room Air Conditioner

Our Price: $857.32

Room SizeIt'S Important To Pick An Air Conditioner Based On The Room Size Of The Room (Or Rooms) To Be Cooled. This Unit Cools And Heats Large Rooms Up To 1000 Sq Ft Do It Yourself InstallationGe Appliance Air Conditioners...

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Frigidaire FHWW153WB1 Frigidaire 15,000 Btu Connected Window-Mounted Room Air Conditioner

Our Price: $407.08

Wi-Fi Connected with ENERGY STAR®

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Frigidaire FFRE1833U2 Frigidaire 18,000 Btu Window-Mounted Room Air Conditioner

Our Price: $593.02

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Frigidaire FFRE153WA1 Frigidaire 15,100 Btu Window-Mounted Room Air Conditioner

Our Price: $387.51

ENERGY STAR® Certified and Remote Control

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Frigidaire FFRA2822U2 Frigidaire 28,000 Btu Window-Mounted Room Air Conditioner

Our Price: $757.85

Remote Control and Easy-to-Clean Washable Filter

Friedrich SH20M30B Hazardgard Sh20M30B

Our Price: $0.00

Proven Performance In The Most Challenging Environments Ul Listed For Class 1, Division 2, Groups A, B, C And D (Bull)Certified In Accordance With Isa 12.12.01 And Nfpa 70 (National Electric Code), Ansi/Ul 484 Room Air Conditioners (Bull)Ksa Registered And...

Highly Efficient Air Conditioners 12,001 to 29,000 BTU

Depending on the climate we live in, it's almost essential to own an air conditioner. If you own a larger space, and you need to make sure the whole space is cooled evenly through every room. This is where air conditioners 12,001 to 29,000 BTU step up, and you can shop yours at Town Appliance.

Frequently Asked Questions (FAQs)

What size room can air conditioners up to 12,000 BTU cool?

Most air conditioners up to 12,000 BTU are suited for medium-sized rooms, such as bedrooms, home offices, or living areas. As a general guideline, a 12,000 BTU model can cover spaces around 450–550 square feet. Always check the manufacturer’s specifications to confirm the suitable room size for your chosen unit.

What types of air conditioners up to 12,000 BTU are available?

You’ll find a variety of styles, including window units, portable air conditioners, and through-the-wall models. Window and wall units offer a more permanent setup, while portable options let you move cooling from room to room. Your choice depends on your space, ventilation access, and installation preferences.

How do I choose the best air conditioner up to 12,000 BTU for my home?

Start by measuring your room to ensure the cooling capacity matches the space. Consider the type of unit (window, portable, or wall), energy efficiency ratings, noise levels, and extra features such as remote controls or programmable timers. These factors help you find a model that fits your comfort needs and lifestyle.

Are air conditioners up to 12,000 BTU energy efficient?

Many models in this range are designed with energy-saving features like adjustable thermostats, eco modes, and variable fan speeds. Look for units with a high Energy Efficiency Ratio (EER) or CEER rating. These help you manage electricity use while keeping your room cool.

Do portable air conditioners up to 12,000 BTU require venting?

Yes. Portable AC units need to vent warm air outdoors, typically through a window using the included installation kit. Proper venting helps the unit cool your room more effectively.

How do I maintain an air conditioner up to 12,000 BTU?

Regular maintenance keeps your AC running efficiently. Clean or replace the air filter as recommended, ensure the vents stay clear, and wipe down accessible surfaces to remove dust. For window or wall units, check that the unit is securely installed and that outside components are free from debris.

Do you offer nationwide delivery for air conditioners up to 12,000 BTU?

Yes. Town Appliance offers nationwide delivery on most air conditioners (availability and fees vary by ZIP and brand restrictions). We also provide optional installation services in many areas. Enter your ZIP on the product page or at checkout to see what’s available for your address. Once your unit ships, you’ll receive an email with tracking details. You can also check updates anytime on our Order Status page. Tracking may take 24–48 hours to appear.