We’ve rounded up the best 12,000 BTU air conditioners on the market, all of which are not only highly rated but also currently considered best-sellers on Amazon. They range in price from cheap to expensive and vary in features, but all will help you cool a small to medium-sized room quickly.
Our Editor’s Best 12000 Btu Air Conditioner Reviews
BLACK+DECKER BPACT12WT Large Spaces Air Conditioner Portable, 12,000 BTU, White

Key Features:
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This 12000 BTU air conditioner is perfect for keeping you cool and comfortable during the summer months. With an adjustable fan speed, you can customize the coolness level to your preference, and the sleep mode ensures extra quiet operation while you rest. Additionally, the unit features auto water evaporation for your convenience.
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The shopper should expect a powerful and effective air conditioner that is perfect for small to medium-sized rooms.
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This portable air conditioner is simple and quick to install. You can wheel it into any room with a double hung or sliding window. All you need to do is attach the included hose and window adapter and plug it into an outlet. When the season is over, you can just unhook it and store it away.
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The 12000 BTU air conditioner is easy to use and clean. The simple remote control and top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, and put it back.
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The 12000 btu air conditioner is a 3-in-1 machine that can cool, ventilate, and dehumidify a room. It is bucket-less and self-evaporating, meaning it won’t leave a mess behind, and it will keep your living space cool, clean, and dry.
Midea 12,000 BTU EasyCool Window Air Conditioner, Dehumidifier and Fan – Cool, Circulate and Dehumidify up to 550 Sq. Ft., Reusable Filter, Remote Control

Key Features:
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The Midea EasyCool Window Air Conditioner is a 3-in-1 unit that can cool, circulate air, or reduce humidity in a space up to 550 sq. ft. It has a 3-speed fan and is quick and easy to install.
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The EasyCool window air conditioner is Energy Star certified to help save you money throughout the year. There are also multiple custom settings to help you be even more energy-efficient like Eco mode and an EasyTimer feature to program a schedule that fits your needs.
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This is a window air conditioner unit that is quiet and easy to use. It has an LED display and remote control that allows you to set the time, temperature, and mode from across the room. The air filter is removable and reusable, and it protects your family and living space from dust and pet hairs.
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The 12000 BTU air conditioner is a window-mounted unit that is easy to install in most window frames. It comes with all the necessary mounting hardware and instructions, and only requires a screwdriver for installation. This unit is great for cooling smaller spaces in your home or apartment.
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The Midea 12000 BTU air conditioner is a high-quality unit that offers a one-year parts and labor warranty. It is a powerful unit that can cool a large space quickly and efficiently.
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, ENERGY STAR®, Auto Restart, 115V

Key Features:
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The 12000 btu air conditioner has a low noise performance, operating at sound levels as low as 53dB (in low mode), eliminating unnecessary noise.
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This 12000 btu air conditioner is ENERGY STAR CERTIFIED, meaning it has met the high standards of the ENERGY STAR Program using energy-efficient technologies that translate into electricity savings.
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This 12000 BTU air conditioner has multiple fan speeds, allowing you to customize the cooling to your needs. The air filter is also washable, making it easy to keep clean.
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This 12000 btu air conditioner is easy to use with its electronic controls and remote, making it a great choice for anyone looking for a reliable and user-friendly air conditioner.
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The LW1216ER is a 12000 BTU air conditioner that is ideal for cooling medium rooms (22′ X 25′). It has a cooling capacity of up to 550 square feet and features a remote control for easy operation.
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This 12000 btu air conditioner will fit in a window that is 23′-36′ wide and 16″ high.
Frigidaire FHWW123WBE Smart Window Air Conditioner with Wi-Fi Control, White

Key Features:
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The Frigidaire air conditioner is a smart device that can be controlled from your phone. It is a 12000 BTU air conditioner that can cool your room anywhere, anytime.
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This 12000 btu air conditioner is ENERGY STAR certified and uses less energy than standard air conditioners. This means that it will help reduce your energy usage and ultimately lower your utility bills.
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The 12000 btu air conditioner has an easy-to-clean washable filter that captures dust from the air and keeps your dehumidifier working efficiently.
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This 12000 btu air conditioner is a smart air conditioner that can be controlled with voice commands. With this air conditioner, you can turn it on and off, set a temperature, and raise and lower the temperature by simply speaking to Amazon Alexa or Google Assistant. This air conditioner is a great choice for anyone who wants a convenient and easy-to-use air conditioner.
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The Multi-Direction Airflow enables optimum circulation and cooling with 6-way directional airflow and three different fan speeds.
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The 12000 BTU air conditioner for a shopper has a remote control that precisely controls the temperature and fan speed from across the room.
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This 12000 btu air conditioner features automatic restart, meaning it will automatically resume operating at its previous settings when power is restored to your unit.
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This 12000 btu air conditioner has a clean filter alert that will notify you when the filter needs to be cleaned.
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This 12000 BTU air conditioner is compatible with our mounting bracket and side panel, which are sold separately.
Senville LETO Series Mini Split Air Conditioner Heat Pump, 12000 BTU 110/120V, Works with Alexa, White

Key Features:
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The 12000 BTU air conditioner is Alexa enabled, meaning you can control it with voice or app control from anywhere. You can also use routines to adjust temperature settings while you are away, and enjoy energy savings of up to 40%.
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The 12000 BTU air conditioner is a 4-in-1 mini split system that can be used for air conditioning, heating, dehumidifying, and ventilating. It has a built-in heat pump that can operate in temperatures as low as 5F/-15C, and comes with a remote control. It is UL listed and AHRI certified.
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The 12000 BTU air conditioner is designed for both home and business use. It features powerful performance, dependable durability, and a high quality design. It is great for bedrooms, additions, living rooms, and even commercial applications like stores, restaurants, and warehouses.
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This 12000 btu air conditioner comes with an indoor air handler, outdoor condenser, remote control, and installation kit. It is pre-charged with R410A refrigerant for up to 25 ft. of installation.
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If you’re looking for a powerful and reliable air conditioner, this 12000 BTU model from Senville is a great option. It comes with a 5-year warranty on parts and compressor, so you can be confident in its quality and performance. Free technical and installation support are also included, so you can get set up and running quickly and easily.
BLACK+DECKER BD12WT6 Window Air Conditioner with Remote Control ,12000 BTU, Cools Up to 550 Square Feet, Energy Efficient, White

Key Features:
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The KEEPS ROOM COOL air conditioner is a 12,000 BTU unit that will keep your home cool and comfortable. It has four levels: auto, low, medium and high, and comes with a full function remote control, digital display and adjustable thermostat control. You can control the room’s temperature in the range of 62˚F~86˚F.
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The 12000 btu air conditioner is a great option for cooling small rooms. It is quick and effective, and can be used as a dehumidifier. It is also lightweight and easy to install.
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The 12000 BTU air conditioner has auto modes and remote control for easy temperature control. The digital LED display panel has a 24-hour timer programming for precise control. Sleep, Dry and Fan Modes make this 12000 BTU window unit a breeze to use.
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This 12000 BTU air conditioner is designed for easy installation and easy cleaning. The top rail can be attached using a screwdriver, and the AC unit window will fit through your double hung window. The removable, washable nylon filter makes it easy to keep the unit clean. The filter can be removed and rinsed under running water when the automatic filter check light is active. The air conditioner also has a 70.8” power cord length.
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The 12000 BTU air conditioner is an energy efficient model that uses R32 refrigerant. This helps to improve energy efficiency by up to 10% compared to other models that use R-410A. The 12000 BTU air conditioner is also designed to be more durable, with a longer lifespan due to the use of less refrigerant. In addition, this model features an energy saver function, complete with a timer and lock function, as well as a 61-decibel sound rating for added peace of mind.
DELLA 12000 BTU Wifi Enabled Mini Split Air Conditioner & Heater Ductless Inverter System, 17 SEER 115V Energy Efficient Unit W/ 1 Ton Heat Pump, Pre-Charged Condenser, Cools Up to 550 Sq. Ft.

Key Features:
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This 12000 btu air conditioner is not for sale in California.
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The 12000 BTU air conditioner is an energy efficient cooling unit that is perfect for a small space. This unit is AHRI certified and features a pre-charged inverter system that is designed for quiet operation.
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This air conditioner has a cooling capacity of 12,000 BTUs and can heat an area of up to 550 square feet. It comes with a full installation kit and can operate in temperatures as low as 5 degrees Fahrenheit.
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The 12000 BTU air conditioner is a smart sensor that will automatically adjust the airflow and temperature in the room to provide the ultimate in personal comfort control and energy savings.
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This 12000 btu air conditioner is ultra quiet, efficient, and can quickly adjust to your desired temperature.
TCL 12W3E1-A Home Series Window Air Conditioner, 12,000 BTU, White

Key Features:
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The 12000 BTU air conditioner is a powerful window air conditioner that is able to cool rooms up to 550 square feet. It has multiple fan speeds that allow you to choose your level of comfort, as well as a remote control for easy operation.
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This 12000 btu air conditioner is designed to be quiet, with a noise level as low as 55 decibels. It is ideal for cooling a room without disturbing anyone.
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The TCL 12000 BTU air conditioner is an energy efficient model that can help you save money on your energy bill. This air conditioner is certified by Energy Star, and it features a variety of energy saving features.
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The 12000 btu air conditioner is a great choice for someone who wants to keep their energy bill low. Sleep mode lowers your energy bill to keep you comfortable at night while eco-mode saves you energy during the day.
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This 12000 btu air conditioner has 8-way cooling using two 4-way directional vents. This allows you to customize the direction of airflow to where you need it most.
GE Window Air Conditioner 12000 BTU, Wi-Fi Enabled, Energy-Efficient Cooling for Large Rooms, 12K BTU Window AC Unit with Easy Install Kit, Control Using Remote or Smartphone App

Key Features:
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This 12000 btu air conditioner is designed to efficiently cool rooms up to 550 sq ft. It comes with an easy install kit so you can start cooling right away.
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The 12000 BTU air conditioner is a great choice for large rooms. It is Energy Star-certified for lower energy use and utility bills.
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This 12000 btu air conditioner is a smart, easy-to-use AC unit that can be controlled from anywhere using the SmartHQ app. It is also compatible with Amazon Alexa and Google Assistant for easy everyday use.
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This 12000 btu air conditioner features Eco Mode for energy savings, 3 cooling modes, and 3 fan speeds.
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The 12000 BTU air conditioner is easy to install and clean. It comes with an EZ Mount installation kit and a slide-out, washable filter. The unit should be cleaned every 30 days to keep it running its best.
VAGKRI Portable Air Conditioners 12000 BTU, 3-in-1 AC Unit with Fan & Dehumidifier Cools up to 400 sq. ft, Portable AC with ECO Mode, 3 Fan Speeds, Auto Swing, 24H On/Off Timer, Remote Control

Key Features:
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The 12000 btu air conditioner is a powerful and compact air conditioner that can cool a room up to 400 square feet in an instant. It has a maximum airflow of 350 m³/hour and is stable and efficient, making it a great choice for the hot summer months.
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This 12000 btu air conditioner can be used for cooling, dehumidifying, and ventilating. It has a built-in internal temp-sensor, Smart Eco Mode and Auto Mode which can save money and let you have a comfortable temperature all night long.
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The 12000 BTU air conditioner has a wide-angle airflow that can be adjusted to cool down a room in all directions. It has 3 fan speeds and a wide temperature range from 59 to 88°F in 1°F increments.
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This portable air conditioner unit is fully equipped with an easy-to-read LED panel, full-function remote control, and 24-hour timer switch for you to change the modes or temperature in your room simply. Additional temperature display on the front of the air conditioner allows you to see the temperature from a distance or in the dark from afar. Water-full/water draining reminder helps you to keep the living space dry and cool.
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-This 12000 btu air conditioner is movable and can be easily stored.
-It comes with accessories for quick and easy installation.
-The compact size makes it perfect for small spaces.
12000 Btu Air Conditioner FAQs
1. What is a 12000 BTU air conditioner?
A BTU air conditioner is an air conditioner that uses British Thermal Units to measure its cooling capacity.
2. How much power does a 12000 BTU air conditioner use?
A BTU air conditioner uses about 958 watts.
3. What is the cooling capacity of a 12000 BTU air conditioner?
The cooling capacity of a BTU air conditioner is 12,000 BTUs.
4. How much space will a 12000 BTU air conditioner cool?
A BTU air conditioner will cool approximately 400 square feet.
5. What are the dimensions of a 12000 BTU air conditioner?
There is no definitive answer to this question as BTU (British Thermal Unit) air conditioners come in a range of sizes. However, a rough guide would be that a BTU air conditioner is typically between 18 and 36 inches in width, between 14 and 16 inches in height, and between 9 and 12 inches in depth.
Conclusion
There are many great 12000 btu air conditioner on the market. Our list of the best 12000 btu air conditioner will help you save time researching and choosing the best one for you.