Top 10 Best 12K Btu Air Conditioner : Reviews & Buying Guide

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12K Btu Air Conditioner Purchasing is not an easy task to do. Different manufacturers are introducing hundreds of 12K Btu Air Conditioner in the market which can make you puzzled. In terms of performance, quality, longevity, and overall user experience that you may find it difficult to make a final purchasing decision. At that point, all you need is a good buying guide to help you find the best 12K Btu Air Conditioner for your needs.

In this useful article, we will discuss a few important factors to consider before purchasing a 12K Btu Air Conditioner. You can think of it as a proper review guideline for you, covering the pros and cons of your desired product, such as its sustainability, affordability, functions, and practical benefits. Another feature will be a thorough comparison of a few similar products. As a result, you can easily pick the best one for your demands. Let’s take a look at it from the inside.

Best 12K Btu Air Conditioner : Top 10 Picks

Last update on 2025-07-28 at 14:50 / Affiliate links / Images from Amazon Product Advertising API


10 Best 12K Btu Air Conditioner’s – Expert Recommended

We tried to determine the top ten 12K Btu Air Conditioner from hundreds of products in this section. This list will make you feel assured that you will be able to acquire your desired 12K Btu Air Conditioner in a matter of minutes. We emphasized their usefulness, performance, durability, outlook, affordability, and previous user experiences. We are sure that this top 10 12K Btu Air Conditioner list will help you in finding the perfect one that matches your requirements.

Bestseller No. 1
LG 12,000 BTU Window Air Conditioner, Cools 550 Sq.Ft. (22' x 25' Room Size), Quiet Operation, Electronic Control with Remote, 3 Cooling & Fan Speeds, Auto Restart, 115V
  • Low Noise Performance: LG window air conditioners operate as quietly as 53dB (low mode), offering effective cooling while minimizing unnecessary noise for a peaceful environment
  • Multiple Fan Speeds: Customize your cooling experience with 3 cooling and fan speeds, plus Auto Cool mode, to create the perfect climate for your space with full control over the airflow
  • Maximum Usability: Enjoy hassle-free operation with easy-to-use electronic controls and a remote, making it simple to adjust temperature settings and modes from anywhere in the room
  • Auto Restart: The Auto Restart feature automatically turns the unit back on after a power failure, restoring your cooling comfort without requiring manual adjustments when power is restored
  • Cools Rooms up to 550 sq. ft.: The LW1224RD efficiently cools rooms up to 550 sq. ft., ideal for larger spaces like living rooms, bedrooms, or open-plan areas, keeping you comfortable all day long
SaleBestseller No. 2
GE Window Air Conditioner 12,000 BTU for Rooms up to 550 sq ft., Wi-Fi Enabled, Energy-Efficient Cooling for Large Rooms, Easy Install Kit, Control Using Remote or Smartphone App, White
  • GE 12000 BTU SMART WINDOW AIR CONDITIONER - Designed to efficiently cool rooms up to 550 sq ft; easy install kit included so you can start cooling right away.
  • MAXIMUM COMFORT FOR LARGE ROOMS: This AC unit is the right size for delivering quiet, 12000 BTU cooling capacity to medium-sized areas like living rooms and family rooms
  • SMART, EASY OPERATION: Integration with the SmartHQ app allows you to monitor, schedule, and control your smart AC unit from anywhere, while compatibility with your favorite devices like Amazon Alexa and Google Assistant makes everyday use easier and more versatile than ever; or you can use the included remote control
  • ECO MODE SAVES ENERGY: When the room is cool enough, Eco Mode automatically turns off the fan and compressor, saving you money on utilities; energy-efficient with 3 cooling modes and 3 fan speeds to provide flexible and optimal room temperature
  • EASY INSTALLATION AND CLEANING: This AC has a fixed chassis and installs easily in a double hung window (size: W 25 - 36.625" x H 14.563") with included EZ Mount installation kit; slide-out, washable filter makes cleaning a breeze to keep your unit running its best when cleaned every 30 days
SaleBestseller No. 3
Midea 12,000 BTU Smart Inverter Air Conditioner Window Unit with Heat and Dehumidifier – Cools up to 550 Sq. Ft., Energy Star Rated, Quiet Operation, Electronic Controls, Remote Control, White
  • Multi-Season Comfort - This Midea 12000 BTU air conditioner is better than standard ac units. It will beat the heat in summer with powerful cooling and dehumidification and keep you warm through the fall with supplemental heat. Best for large rooms up to 550 square feet. NOTE: heat pump function will not work if outside temp is 41°F or below..Control Type : Electronic.
  • Easy To Use – This air conditioner and heat unit comes with an LED display, 5 Modes (Heat, Auto, Cool, Dry, Fan), 3 speed settings (Auto/H/M/L), 24-hr Timer, and ECO energy saver. The Swing button adjusts the louvers up/down to direct the airflow. Wireless control enabled window ac with heat unit from anywhere with the SmartHome App, or with your voice via Alexa and Google Assistant. All functions can be set via the control panel, remote control, and app or voice assistant.
  • Save Energy Being Cool – Save on energy costs and enjoy ultimate comfort with this energy star certified unit. This energy efficient air conditioner unit is engineered with variable-speed inverter technology that will quickly cool your bedroom or apartment space while using considerably less electricity; up to 35% energy savings compared to the Energy Conservation Standard. Cooling 12,000 BTUs, CEER 13.3, 115V, UL listed, Automatic Shutoff and Defrost Control. Washable filter is easily accessed from front panel for regular cleaning to maintain peak performance.
  • Ultra Low Noise Performance – This ac window unit operates at a noise level as low as 45 dBA. It’s such a quiet air conditioner that you will barely notice it, even when it’s on high. Enjoy your Zoom call, watch your favorite TV show, have a conversation. This ac unit for bedroom also creates just the right amount of white noise so you can get some rest.
  • Install Specs – This window air conditioner is designed to fit double hung windows with opening widths of 24 to 38.5 inches. Lower sash must open sufficiently to allow a clear vertical opening of 14.5 inches. AC window unit measures 19.41"W x 22.17"D x 13.9"H. Included components: 12000 btu window air conditioner, remote control, installation kit. This ac heater combo window unit is as a close as you can get to a mini split a/c. You may like it so much you just might buy two!
Bestseller No. 4
BLACK+DECKER Portable Air Conditioner, 12,000 BTU (8,000 BTU SACC) for Rooms up to 550 Sq. Ft., Portable AC with Follow Me Remote Control and Window Kit, BPACT12WT, White
  • Three-in-One Unit: Our 12,000 BTU (8,000 BTU SACC) air conditioner also functions as a dehumidifier & fan. This portable air conditioner has a full function remote control & top mounted control panel with LED display
  • Portable AC: Take this personal air conditioner (16.5” x 11.7” x 27.9) in rooms up to 550 sq. ft. Stay cool in the hot summer months and sleep well with this BLACK+DECKER ac unit for bedroom
  • Smart AC with Voice Control: This smart air conditioner allows Wi-Fi connectivity and can be controlled using our mobile app available on iOS and Google Play stores, and voice controlled by Amazon Alexa or Google Assistant
  • Follow Me Remote: Our portable AC unit comes with a full function remote control that features a FOLLOW ME function, which allows the remote to act as a thermostat for precise temperature control
  • Installation Kit: When it comes to fans that blow cold air, this indoor ac unit includes an easy-to-install window kit. A large, vented airflow outlet ushers in cool air
Bestseller No. 5
Portable Air Conditioners 16,000 Btu AC Unit 5 in 1 Wifi Smart Air Conditioner with APP, Fan & Dehumidifier, Remote, 24H, Window Kits Included Cooling for Large Room Indoor
  • Powerful Cooling Efficient: BLATACY Powerful Portable AC unit owns a cooling capacity of 16,000Btu has an most energy efficient compressor that quickly supply cool air to your large living rooms, bedrooms, apartments, home kitchens, garages, basements, and offices in large spaces up to 730 sq.ft, in a consistent and efficient way that keeps you cool all the way through the hot summer months. Plus, you can customize your cooling experience to your needs with a variety of controls that maintain temperatures from 61°F - 88°F.6
  • 5-in-1 Versatile Design: This portable air conditioner offers convenient 5-in-1 functionality including cooling, 3-speed fan, sleep and dehumidification to meet your seasonal needs. You can freely adjust the temperature in cooling mode, ranging from (61°F to 88°F) during the hot season. The dehumidification mode effectively reduces humidity in small rooms and acts as a fan to circulate the air in the room at all times, for precise and intelligent control of your climate5
  • Wifi & App Control: Control your portable air conditioners remotely via app. Program 24/7 temperature schedules, monitor energy usage, and receive filter replacement alerts - perfect for smart home integration.4
  • Easy to Move & Install: Our floor standing air conditioners come with four 360° heavy duty wheels and hidden handles on both sides. It can be easily moved to different spaces as needed . Don't worry about the type or size of your window, this bedroom air conditioner package includes a variety of panel combinations that are easy to install and secure to any window!3
  • Energy Saving & Ultra Quiet : This room air conditioner has a built-in internal temperature sensor, and the sleep mode can operate in cooling or fan mode depending on the room temperature, keeping the room at the most comfortable temperature. Offering you a quiet bedroom with less than 36 dB. You can also preset your air conditioner to stop running after 0.5-24 hours, all of which save you money and let you relax and sleep soundly in the heat of summer22
Bestseller No. 6
Electactic Window Air Conditioner, 12000 BTU Window AC Unit, Cooling Room 550sq.ft, Fast Cooling, 24H Timer, Dehumidifier Mo, Energy Saving, Remote Control for Living Room, Bedroom, Office
  • 4 IN 1 Window Air Conditioner: Our air conditioner has 4 operating modes: cool, dry, fan and auto. In dry mode, it functions as a dehumidifier, removing up to a whopping 76 pints of moisture per day. Three fan speeds allow for adjustable cooling performance, and auto, energy saver, and sleep modes provide optimal comfort at any time. Plus, its adjustable louvers let you focus the air in the direction you want it.
  • Beat the Heat: With 12,000 BTU cooling power, this window air conditioner is suitable for cooling rooms up to 550 square feet. Temperature is adjustable between 61°F and 88°F. Provide an easy and convenient way to cool off any space, whether it's a small bedroom, master bedroom, a large living room, or an open concept area.
  • Quiet Operation: With noise levels as low as 45 dB, this window air conditioner lets the fan cool your space at a gentle volume without disturbing your surroundings. Whether you're watching your favorite TV series, reading a good book, or sleeping, this air conditioner will help you relax better!
  • 24H Timer and Remote Control: A full-function remote allows you to control the AC from across the room, and a 24-hour timer provides even more flexibility. When the filter needs to be cleaned, a check filter alert will appear.The washable filter tilts out for easy maintenance
  • Easy to Install: Simply attach the top rail using a screwdriver & follow the directions to ensure the AC unit window fits through your double hung window.
Bestseller No. 7
Midea 12,000 BTU U Shaped Smart Inverter Window Air Conditioner - Cools 550 Sq Ft, Ultra Quiet with Open Window Flexibility - Alexa/Google Assistant Compatible - 35% Energy Savings, Remote (Updated)
  • ULTRA QUIET - The U-shape design of Midea U Smart Inverter AC uses your window to block noise outside. The highly-efficient inverter system warrants ultra-low noise and vibration, 10x quieter than traditional units with operation as low as 32 dBA.Control Type: Electronic. Clean Filter Indicator Light: Yes. Rated Cooling Amps (AHAM): 12.17. Refrigerant: R32. Cooling Watts: 1140W.
  • MORE THAN 35% ENERGY SAVINGS - With the advanced DC Inverter technology, Midea U window air conditioner achieves over 35% energy savings compared to other traditional units. It is the first window AC to obtain the ENERGY STAR Certification.
  • SMART CONTROL - Midea U Smart Inverter AC is Wi-Fi enabled and can be controlled from anywhere using the SmartHome app on iOS or Android. You can also use voice commands throughout your house, office, or apartment using Alexa or Google Assistant devices.
  • FLEXIBLE WINDOW OPENING - The U-shaped design allows your window to open, bringing fresh air into your home and maintaining more of your view when the unit is installed. When the window is closed, the Anti-Theft Mechanism locks the window for added safety.
  • ROBUST INSTALLATION - Install the included quick-snap bracket, set the unit on the bracket, and secure the sidearms. Then you are all done and ready to enjoy. Available for single-hung or double-hung windows with width 22"-36", minimal height at 13.75".
Bestseller No. 8
Hisense 12,000 BTU Smart Window Air Conditioner, 3 modes (Cooling, Fan, Dehumidifier), Easy Installation,Ultra Quiet, 2 Years Warranty
  • Effortless Installation – Our easy-to-install window kit ensures a quick, hassle-free setup, allowing you to enjoy cool comfort without the need for professional assistance.
  • Hassle-Free Maintenance – The washable, removable filter makes cleaning simple, helping maintain peak performance and ensuring fresher, healthier air.
  • Convenient Dual Control System – Easily adjust temperature, fan speed, and modes using the intuitive control panel or the included remote control, giving you effortless control from anywhere in the room.
  • Reliable Performance with Industry-Leading Warranty – Built for long-lasting durability, our unit is backed by a dependable 2-year warranty, providing peace of mind and consistent performance.
  • Smart 24-Hour Timer – Program automatic on/off times to match your schedule, enhancing convenience while optimizing energy efficiency.
SaleBestseller No. 9
BLACK+DECKER Window Air Conditioner 12000 BTU, AC Window Unit Cools Up to 550 Square Feet, Window AC Unit with Remote Control, 3 Cooling Speeds and Fan Only Function, BD12WT6, White
  • Keeps Rooms Cool: 12,000 BTU window air conditioner unit will keep your home cool and comfortable. This window unit AC runs at four levels: auto, low, medium and high to ensure optimal indoor relief.
  • For Larger Rooms & Medium Living Spaces: Our window ac units offer consistent and effective cooling for rooms up to 550 square feet. Perfect for master bedrooms, offices, living rooms and apartments.
  • Full Function Remote Control: Control every setting and function on the easy-to-use remote control. Window unit air conditioner features sleep mode, energy saver, 24-hour timer and more.
  • Easy Installation: Accordion style window air conditioner side panels offer easy installation to ensure the AC unit fits standard double hung windows from 23" to 36" wide and as low as 15.5" H.
  • Energy Efficient: This window AC unit uses R32 refrigerant, which offers zero impact on the ozone layer and is highly energy efficient to reduce energy costs
SaleBestseller No. 10
12,000 BTU Portable Air Conditioner Cools Up to 550 Sq.Ft, Auto-Evaporation Low Noise Portable AC Unit with Remote Control Fits for Large Room, Office, Garage,Cold White
  • 【𝐅𝐚𝐬𝐭𝐞𝐫 𝐂𝐨𝐨𝐥𝐢𝐧𝐠 𝐒𝐭𝐚𝐫 𝟐𝟎𝟐𝟓 𝐏𝐨𝐫𝐭𝐚𝐛𝐥𝐞 𝐀𝐂 𝐔𝐩 𝐭𝐨 𝟓𝟓𝟎 𝐬𝐪.𝐟𝐭】12,000 BTU cooling with an enlarged 77° air outlet, using eco-friendly R32 refrigerant for faster, greener cooling. No more waiting hours to escape the heat—cools rooms from 90 to 61°F in just a short time (exhaust hose installation is required). Compact and energy-saving, it balances rapid cooling with quiet operation for year-round comfort.
  • 【𝐖𝐡𝐚𝐭 𝐘𝐨𝐮 𝐍𝐞𝐞𝐝】 360° Auto-Evaporation Tech converts 80% excess water into cool air while you sleep. No wet messes. Just set the 8-hour sleep timer and more time enjoying!
  • 【𝐀 𝐆𝐨𝐨𝐝 𝐍𝐢𝐠𝐡𝐭 𝐒𝐥𝐞𝐞𝐩】Designed for light sleepers, our noise-reduction technology keeps sound levels as low as 44dB—quieter than a library conversation. Activate Sleep Mode to dim the display, reduce fan noise, and maintain your ideal temperature all night without disruptions.
  • 【𝟑 𝐈𝐍 𝟏 𝐕𝐞𝐫𝐬𝐚𝐭𝐢𝐥𝐞 𝐀𝐂 𝐔𝐧𝐢𝐭】Easily switch between cooling, fan, and dehumidifier modes to meet your need and save you the hassle of buying separate appliances.
  • 【𝐇𝐚𝐬𝐬𝐥𝐞-𝐅𝐫𝐞𝐞 𝐔𝐬𝐢𝐧𝐠】Adjust settings like temperature, modes, and fan speed via the clear LED display or included remote (23ft range). Also with 360°wheels and dual handles enables room-to-room movement. The removable air filter on the back keeps circulating clean air.

Last update on 2025-07-28 at 14:50 / Affiliate links / Images from Amazon Product Advertising API




What To Consider Before Buying 12K Btu Air Conditioner

As a human being you can guess some well but it is quite impossible to know everything well. Being the jack of all trade is not a matter of joke. After go through the byuing the guide this time you may being a less fool from more than purchasing 12K Btu Air Conditioner without knowing anything.

Not necessarily you have to be a master on that particular product for purchasing only. Just focus on a few key points that we’ll go over later. Taking those simple considerations into account may make your buying experience more pleasant and straightforward. Let’s jump to the main topic

Be aware of your requirements.

The very first thing you should know is your needs or requirement. If you aren’t aware of your needs, there’s a big chance you’ll spend a lot of money on the wrong things at the wrong time. So, first of all and probably most important, we suggest that you take time to consider your necessities for a 12K Btu Air Conditioner. Make a short list of your requirements. This simple task will lead you to simplifying your purchasing process. Only after that you can be assure about your priorities.

Budget Vs Price

Budget is that one issue which you can’t ignore before you decide to purchase anything else. Any amount can be set on the price tag of your desired product. That mainly depends on their brand value and different expences like purchasing raw materials, manufacturing, logistics and other operational costs. The higher quality you demand, the higher amount of money you may have to spend for that. It’s vice versa. And your enlisted 12K Btu Air Conditioner couldn’t bypass this universal truth too.

“Cut your coat, according to your cloth”- one of the most popular proverb goes in our society. Fristly, take your wishlist on your hand and search those products on the internet. Check the features and costs carefully.Make a comparison between them and choose one. Now ask yourself that you are capable enough to buy that particular 12K Btu Air Conditioner or not? If yes, then you don’t need to think twice. Just Go for it. You may think about the second best option if your answer is no.

Choosing the Best Brand

Most of the time, we are biased toward certain brands due to emotional attachments. But not everytime this practice results get good. However, there’s no denying that depending on well-known brands is a good idea. When you have enough money in your pocket you can easily make yoiur decesion. But remember, not every brand is good for everything. As a result, you must exercise extreme caution when determining whether or not you are selecting the appropriate brand for your specific product.

There are two categories of people in the world. One is completely reliant on a specific brand, while the other is unconcerned. All he requires is the proper product for the price he is paying. May be we are not aware of the category that you belong to.However, there are a few guidelines that may be useful to the both of you when it comes to choosing the right brand for the right product.


  • Be sure, you know well about the Brand.

  • What others have to say about this brand.

  • And what’s the average rating for that brand’s particular product?

  • Contrast the features with those of competitors.

  • Are you satisfied with the features?


Take a look on the Features Part

Whether you buy it online or offline, the first thing you should check is while buying is the features of 12K Btu Air Conditioner. If you want to know about the product clearly, then this is the best way. You will be able to understand, this product is going to meet your demands or not.

This part will help you to identify the differences with others. Then, by using features, you can compare this to similar products. One will gain a better understanding of quality as a result of this work, which will make it easier for us to reach a final decision.

Check the Advantages and Risks

Each product has benefits and drawbacks. It is our duties to carefully examine them out first before buying them. Hence, remain cool because you need to figure out the drawbacks which you demanded from the 12K Btu Air Conditioner that you are looking forward to buy. Perhaps another manufacturer created the ideal one for you. Just don’t be too lazy to compare yourself to them before making a final decision.

The part of Pros and Cons can be found on most websites. Read that part with care. If you have any further questions, you can contact them via email or phone.

Quality and Endurance

Color, Style, Performance, Materials, and, most importantly, Durability are all factors that contribute to quality. Before you buy anything, you must check those quality related issues carefully. Don’t you think that you are paying for it? Do you think this 12K Btu Air Conditioner is worthy enough against the investment you did? It completely depends on the quality that you are going to experience.

Warranty and Return Policy Are Important

Lots of companies are making products. Good quality products are being maintained by some of them. After then they are letting us know those products through making creative advertisements. Nothing found wrong yet. But here comes the “After Sales Service”. This thing is capable enough to make huge difference and for many, it’s a big deal yeah.

Warranty, gurantee and return policies are those facts which you should never ignore even by mistake. Anything can happen even after purchasing the highest quality product. We know that nothing lasts forever. Still a minimum return of value you deserve from the 12K Btu Air Conditioner you will pay for. That’s why don’t forget to be careful at the time of checking policies. Sometimes, there may be some hidden issues which they won’t make you clear with words. One simple thing you can do is to ask their representative about those unintelligible facts and be clear before you buy.

Checking FAQ & Customer Reviews make your task easy

Checking customer reviews and FAQ answers are so savior of time that you can’t understand unless you try it. FAQs are few common questions that were asked frequently by mass people like you and they have been answered as well. On the other hand, you will get a real life experience through the customer reviews in which they share their sotries about the product.

So, checking out these two things, you will get the idea of both. You may find so many answers which might not come to your mind before. You will be able to decide whether this 12K Btu Air Conditioner will come handy or not without any hesitaton.

Finally

Afterwards, You should consider the value that the 12K Btu Air Conditioner providing you is viable enough against the price you paying for it. Is it enough to make you pleased? Does your demands be fullfilled with that? We guess, that is the fact of great importance.

We hope that you enjoyed the article in which we tried to provide you a proper guideline to help you to buy the best 12K Btu Air Conditioner. If this article come useful to you, then nobody can be more happy than us. End of the day, your satisfaction makes us feel happy.

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