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Updated: 06 Apr 2026

10 Best Window Air Conditioners 12000-btu

#1 Best Pick
COOLECH 4-IN-1 107CM Windowless Portable Air Conditioner w/ 4 Modes&3 Speeds, LED Display, Remote, 4L Water Tank with Waterless Alert System, 12H Timer, 90ยฐ Oscillating Evaporative Air Cooler for Room

COOLECH 4-IN-1 107CM Windowless Portable Air Conditioner w/ 4 Modes&3 Speeds, LED Display, Remote, 4L Water Tank with Waterless Alert System, 12H Timer, 90ยฐ Oscillating Evaporative Air Cooler for Room

Brand: COOLECH
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  • ๐ŸŒชใ€๐Ÿ๐Ÿ“๐‡ ๐จ๐Ÿ ๐‚๐จ๐ง๐ญ๐ข๐ง๐ฎ๐จ๐ฎ๐ฌ ๐„๐ฏ๐š๐ฉ๐จ๐ซ๐š๐ญ๐ข๐จ๐ง ๐ฐ๐ข๐ญ๐ก ๐š ๐Ÿ’-๐ฅ๐ข๐ญ๐ž๐ซ ๐“๐š๐ง๐คใ€‘COOLECH room air conditioners feature a bottom water tank with a 4L capacity, providing up to 15 hours of uninterrupted cooling and avoiding frequent water refills. Just leave the ice packs in the tank and let the crystals do their magic. The visible water level allows easy monitoring and timely refilling. If water runs out, the unit automatically switches to fan mode for safety and comfort.
  • ๐ŸŒซใ€๐Ÿ—๐ŸŽยฐ ๐–๐ข๐๐ž ๐Ž๐ฌ๐œ๐ข๐ฅ๐ฅ๐š๐ญ๐ข๐จ๐ง ๐‚๐จ๐ฏ๐ž๐ซ๐ฌ ๐ฎ๐ฉ ๐ญ๐จ ๐Ÿ‘๐ŸŽใŽกใ€‘COOLECH air cooler for bedroom can auto-swing horizontally by 90ยฐ, ensuring even cooling the entire room. With a strong airflow of 1320 cubic ft/min, our portable ac unit can efficiently cover an area of up to 30ใŽก. The upgraded cooling pad provides ample cooling and humidifying airflow for dry, hot rooms.
  • โฐใ€๐’๐ฆ๐š๐ซ๐ญ ๐€๐ฎ๐ญ๐จ ๐จ๐Ÿ๐Ÿ & ๐–๐ก๐ข๐ฌ๐ฉ๐ž๐ซ-๐๐ฎ๐ข๐ž๐ญ ๐Ž๐ฉ๐ž๐ซ๐š๐ญ๐ข๐จ๐ง ๐๐ž๐ฅ๐จ๐ฐ ๐Ÿ‘๐ŸŽ๐๐ใ€‘COOLECH's room air conditioners portable brings you effortless cooling scheduling with the 12-timer function, the fan will automatically turn off within the time you set, optimizing energy usage throughout the day. Besides, the whisper-quiet design of the swamp cooler air conditioner, below 30dB, creates a serene environment for work and relaxation. Say goodbye to distractions and embrace peaceful sleep during the night.
  • โ„ใ€๐Ÿ’ ๐Œ๐จ๐๐ž๐ฌ & ๐Ÿ‘ ๐’๐ฉ๐ž๐ž๐๐ฌ ๐Ÿ๐จ๐ซ ๐‚๐ฎ๐ฌ๐ญ๐จ๐ฆ๐ข๐ณ๐ข๐ง๐  ๐˜๐จ๐ฎ๐ซ ๐‚๐ฅ๐ข๐ฆ๐š๐ญ๐žใ€‘Choose from 4 modes (Cooling/Normal/Sleep/Nature): Normal for daily use, Sleep for restful nights, Nature for a gentle breeze, and Cooling for maximum effect. With 3 wind speeds (low-5.5m/s, medium-6.7m/s, and high-8.5m/s) delivering a refreshing breeze, this air cooler meets your needs for various occasions, allowing you to enjoy low speed while sleeping, medium speed for relaxation, and high speed on scorching days.
  • ๐ŸŒŠใ€๐…๐š๐ง, ๐€๐ข๐ซ ๐‚๐จ๐จ๐ฅ๐ž๐ซ & ๐‡๐ฎ๐ฆ๐ข๐๐ข๐Ÿ๐ข๐ž๐ซ ๐Ÿ‘ ๐ˆ๐ ๐Ÿใ€‘COOLECH portable air cooler for room serves as a fan, humidifier, and air cooler in a sleek design. 1) Fan: Propels powerful air flow for ventilation. 2) Humidifier (add water): Combats dryness, improving air humidity and relieving dry skin. 3) Air Cooler (add water and ice packs): Uses evaporation to provide a refreshing and cooling environment.
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#2 Best Value
ALFORDSON 12000BTU Portable Air Conditioner Mobile AC Unit, White, 5-in-1 Cooling Fan Dehumidifier Heating with Sleep Mode, Smart App Control, Remote Control, Self-Evaporating System, Child Lock

ALFORDSON 12000BTU Portable Air Conditioner Mobile AC Unit, White, 5-in-1 Cooling Fan Dehumidifier Heating with Sleep Mode, Smart App Control, Remote Control, Self-Evaporating System, Child Lock

Brand: ALFORDSON
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  • VERSATILE FUNCTIONALITY: 5-in-1 portable air conditioner with cooling, fan, dehumidifier Heating and sleep modes, suitable for spaces from 30mยฒ
  • SMART CONTROLS: Features touch panel, remote control, and mobile app operation with child lock feature and 24-hour timer settings
  • ADVANCED COOLING: Professional GMCC compressor and smart circulating airflow system delivers effective cooling with 64dB quiet operation
  • PRACTICAL DESIGN: Self-evaporating system minimises water drainage, while 360ยฐ castors and built-in handles ensure easy mobility
  • COMPLETE PACKAGE: Includes 1.9m power cable, window exhaust pipe with fittings, and 8m seal strips for proper installation
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#3 Budget Pick
Devanti 1.7kW Window Air Conditioner with Remote, LED Control, 3 Speeds, 2 Modes, 24Hour Timer, Cooling Fan for Bedroom, Home or Office White

Devanti 1.7kW Window Air Conditioner with Remote, LED Control, 3 Speeds, 2 Modes, 24Hour Timer, Cooling Fan for Bedroom, Home or Office White

Brand: Devanti
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  • Powerful Cooling: With a 1.7kW cooling capacity, this window air conditioner is perfect for bedrooms, studies, or small living spaces up to 11mยฒ.
  • Custom Comfort Settings: Choose from 3 fan speeds (low, medium, high) and 2 operating modes (cooling or fan only). The auto swing ensures even air distribution throughout the room.
  • Smart Features: Stay comfortable day and night with sleep mode and a 24-hour timer. Easily adjust temperature from 16โ€“31ยฐC using the intuitive LED control panel or the included remote control.
  • Easy Care & Reliable Use: Fitted with a removable mesh filter thatโ€™s simple to clean, plus sturdy copper tubes for durability, this unit is built for everyday use without the fuss.
  • Simple Installation: Designed with a standard Australian 10A plug, this window AC is quick to set up and ready to cool your space with safe, efficient operation.
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#4 Top Choice
Kogan 1.7kW Window Air Conditioner - KAWDACC17TA

Kogan 1.7kW Window Air Conditioner - KAWDACC17TA

Brand: Kogan
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  • Easy installation.
  • Simple to set up in windows or walls.
  • Compact design.
  • 5,000 BTU/hr cooling for rooms up to 11 sqm.
  • User-friendly features.
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#5 Popular Choice
ALFORDSON 5-IN-1 Portable Air Conditioner 12000BTU with Window Kit, Remote and App Control, 3.5kW Mobile AC Unit Dehumidifier Cooler Heater with 24-hour Timer for 30mยฒ Coverage, White

ALFORDSON 5-IN-1 Portable Air Conditioner 12000BTU with Window Kit, Remote and App Control, 3.5kW Mobile AC Unit Dehumidifier Cooler Heater with 24-hour Timer for 30mยฒ Coverage, White

Brand: ALFORDSON
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  • VERSATILE FUNCTIONALITY: 5-in-1 unit combines cooling, heater, fan, dehumidifier and sleep modes for year-round comfort and convenience
  • SMART CONTROLS: Features triple control options including touch panel, remote control and mobile app for effortless operation
  • POWERFUL PERFORMANCE: Professional GMCC compressor delivers 12000BTU/3.5kW output, ideal for spaces 30 square metres
  • CONVENIENT DESIGN: Self-evaporating system minimises water drainage needs, while built-in handles and 360ยฐ castors enable easy mobility
  • COMPLETE PACKAGE: Includes 1.9m power cable, 8m seal strips, window exhaust kit and all necessary fittings for quick setup
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#6 Top Pick
Devanti Portable Air Conditioner Cooling Mobile Fan Cooler Window Kit 12000BTU

Devanti Portable Air Conditioner Cooling Mobile Fan Cooler Window Kit 12000BTU

Brand: Devanti
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  • Versatile 3-in-1 Functionality: Combines air conditioning, dehumidifying, and fan modes for ultimate comfort.
  • MIST Evaporative Technology: Innovative system that minimizes the need for frequent water emptying.
  • Superior Heat Dissipation: Ensures efficient cooling performance even in high temperatures.
  • Quiet Operation: Runs quietly, making it ideal for use in any room.
  • Energy-Efficient and Powerful: Features a high-performance motor that delivers effective cooling while saving energy.
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#7 Top Pick
Costway 5-in-1 Portable Air Conditioner, 12000 BTU AC with Multi-Speed Fan & 24H Timer, APP & Remote Control & LED Display, Cooling, Heating & Dehumidifying AC for Home, Office, Dorms

Costway 5-in-1 Portable Air Conditioner, 12000 BTU AC with Multi-Speed Fan & 24H Timer, APP & Remote Control & LED Display, Cooling, Heating & Dehumidifying AC for Home, Office, Dorms

Brand: Costway
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  • 5-in-1 Multifunctional AC: This air conditioner perfectly combines the function of fan, dehumidifier, cooler AC, heater and sleep, meeting your demands of all seasons. You can freely adjust the temperature from 16ยฐC to 32ยฐC, and fan speed into 3 levels. Moreover, the portable AC operates with low noise, and the 24H time offers more convenience.
  • Convenient Operation: The LED touch panel and remote control make the operation quite simple. Also, you can operate the air conditioner with smart APP control. Just download Smart Life and connect the device to your phone through WIFI. And then you can explore more about this portable AC on your phone.
  • Outstanding Filter System: Adopting premium filter system, the portable AC brings you fresher air without dust. Moreover, the filter screen is detachable and washable, ensuring long-time use with clean air. Also,Self-evaporating system minimises water drainage.
  • Spacious Cooling Range: Equipped with a professional GMCC compressor and an intelligent circulating airflow system, this high-performance air conditioner can heat or cool up to 30 m2 area. Furthermore, it features 390 m3/h air flow, and can removes moisture up to 38.4L per day.
  • About Installation: The air conditioner comes with complete accessories and a clear instruction for simple installation. It suits for both vertical and horizontal sliding windows. Plus, the universal wheels and functional handle make the portable AC easy to move. The remote control will bring convenience to your using (it will be powered by 2 3A batteries, and the batteries are not included).
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#8 Top Pick
Bonaire 3.5kW Portable Air Conditioner 12000 BTU with Heating & Cooling | WiFi App & Remote Control | Dehumidifier | Touch Panel | R290 | Suits Rooms up to 24mยฒ | 2 Year Warranty

Bonaire 3.5kW Portable Air Conditioner 12000 BTU with Heating & Cooling | WiFi App & Remote Control | Dehumidifier | Touch Panel | R290 | Suits Rooms up to 24mยฒ | 2 Year Warranty

Brand: Bonaire
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  • โ˜…ใ€ PORTABLE AIR CONDITIONER ใ€‘: Powerful 12,000 BTU (3.5 kW) cooling capacity, ideal for rooms up to 24 mยฒ. Quick DIY installation with the included window kit makes it simple to set up and move when needed.
  • โ˜… SMART CONTROLใ€‘: Enjoy full control with Wi-Fi App, Remote, and Touch Panel. Adjust temperature, fan speed, and modes conveniently from your phone or remote โ€“ even when youโ€™re not at home.
  • โ˜… HEATING & COOLINGใ€‘: Stay comfortable all year with reverse-cycle operation delivering 3.5 kW cooling + 2.7 kW heating. Perfect for hot summers and chilly winters.
  • โ˜…ใ€EASY TO USEใ€‘: The LCD display and full function remote control make it easy to adjust the temperature, fan speed, 24-hr programmable timer and mode settings etc.
  • โ˜…ใ€ENERGY EFFICIENT & ECO-FRIENDLYใ€‘: Equipped with R290 refrigerant, a natural, low GWP gas thatโ€™s better for the environment while maintaining STABLE PERFORMANCE and EFFICIENCY.
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#9 Top Pick
Devanti 3-in-1 Portable Air Conditioner, Dehumidifier, Fan, with WiFi, Remote Control, 24hours timer, 12000BTU Air Cooler with Window Kit, 3500W White

Devanti 3-in-1 Portable Air Conditioner, Dehumidifier, Fan, with WiFi, Remote Control, 24hours timer, 12000BTU Air Cooler with Window Kit, 3500W White

Brand: Devanti
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  • Versatile 3-in-1 Functionality: Combines air conditioning, dehumidifying, and fan modes for ultimate comfort.
  • Smart & Effortless Convenience: Hit auto mode for one-click comfort. Smart sleep mode quietly adjusts settings overnight so you get a proper night's kip.
  • Control Your Way: Use the easy-touch panel, handy remote, or the free app on your phone (WiFi) to adjust settings from the couch or on the go.
  • Quiet Power & Custom Airflow: Runs super quiet thanks to the quality motor. Direct the cool breeze with the swing function & choose from 3 fan speeds. Set the 1-24hr timer for when you need it.
  • Easy Move, Easy Use: Built-in handles & 4 castors make shifting it a breeze. Removable filter keeps it clean. Simple setup รขโ‚ฌโ€œ includes window exhaust kit, ready to crack on.
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#10 Top Pick
Shinco 12000BTU Portable Air Conditioner, 3.5kW Portable AC unit w/Cooling, Dehumidifier & Fan, 3-in-1 Air Cooler w/Remote Control, Window Mount Kit, LCD Display, 24H Timer, for 35ใŽก/105mยณ Home, Office

Shinco 12000BTU Portable Air Conditioner, 3.5kW Portable AC unit w/Cooling, Dehumidifier & Fan, 3-in-1 Air Cooler w/Remote Control, Window Mount Kit, LCD Display, 24H Timer, for 35ใŽก/105mยณ Home, Office

Brand: SHINCO
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  • โ„ใ€3-in-1 Functionใ€‘Shinco 3-in-1 portable air conditioner is equipped with 3 smart modes to choose: cooling, fan and dehumidifier. Cooling mode provides powerful cooling in hot weather. Fan mode circulates air. Dehumidifier mode is ideal for rainy and wet weather. It can meet all your ventilation and cooling needs.
  • โ„ใ€24H Timer & Save Energyใ€‘Shinco 12000 BTU Mobile Air Conditioner is built-in timer from 1 to 24hours. You can also turn on the air conditioner in advance through the timer function, and feel the cool air immediately when you get home. It also saves you money on expensive electricity bills.
  • โ„ใ€Easy to Operateใ€‘Shinco SPS-12C portable air conditioner is fully equipped with a smart LCD panel, full-function remote control to change the time, temperature and mode easily. Four casters and built-in grip can help you move the air conditioner from room to room effortlessly. Press the swing keyon the remote control to open or close swing style. Air flow of the air outlet can blow at different angles. And the outlet can be covered when the machine is turned off to prevent dust from entering the body.
  • โ„ใ€Easy To Clean & R290 Refrigerantใ€‘The rear filter can be easily removed for easy cleaning, ensuring that every breath is as fresh as ever.R290 is a natural, freon-free, environmentally friendly and low-carbon refrigerant that protects the ozone layer and brings new experiences in terms of sustainable living.
  • โ„ใ€Quick Installationใ€‘You only need a window.An exhaust hose and window kit is included, and no extra tools are needed for assembly. Installation instructions are simple, and can be done by anyone in 5-10 minutes. For any questions, please contact Shinco support at any time. We will respond within 24 hours.
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