Choosing the right 12 inch high window air conditioner can significantly improve comfort in your home or office. These units are designed to fit narrow window spaces while delivering powerful cooling and energy efficiency for rooms up to 550 square feet. Below is a summary table highlighting five top models, focusing on their cooling capacity, energy features, smart controls, and suitability for different room sizes.
| Product | Cooling Capacity | Smart Features | Room Size | Energy Efficiency |
|---|---|---|---|---|
| Midea 12,000 BTU Smart Inverter AC | 12,000 BTU | App & Voice Control (Alexa, Google) | Up to 550 sq. ft. | Energy Star, Inverter Technology |
| GE AWCS12WWA Wi-Fi Enabled Window AC | 12,000 BTU | SmartHQ App, Alexa & Google | Up to 550 sq. ft. | Energy Efficient |
| ACHAZEL WiFi Enabled 12,000 BTU AC | 12,000 BTU | SmartLife App | Up to 550 sq. ft. | Energy Saving |
| LG 12,000 BTU Dual Inverter Smart AC | 12,000 BTU | LG ThinQ App, Alexa, Google | Up to 550 sq. ft. | Up to 35% More Energy Efficient |
| Hykolity 12,000 BTU WiFi Enabled AC | 12,000 BTU | SmartLife App | Up to 550 sq. ft. | Energy Saving |
Content Navigation
- Midea 12,000 BTU Smart Inverter AC Window Unit
- GE AWCS12WWA Wi-Fi Enabled Window Air Conditioner
- ACHAZEL WiFi Enabled 12,000 BTU Window AC
- LG 12,000 BTU Dual Inverter Smart Window Air Conditioner
- Hykolity 12,000 BTU WiFi Enabled Window Air Conditioner
- Buying Guide for 12 Inch High Window Air Conditioners
Midea 12,000 BTU Smart Inverter AC Window Unit

The Midea 12,000 BTU Smart Inverter air conditioner combines multi-season comfort with efficiency, ideal for large rooms up to 550 square feet. It provides cooling, supplemental heating, and dehumidification with 5 different modes: Heat, Auto, Cool, Dry, and Fan. The unit operates quietly with an Energy Star rating and incorporates inverter technology for up to 35% energy savings.
- Control via LED display, remote, app, or voice assistants (Alexa, Google Assistant)
- 3 fan speeds with louvers directing airflow for customizable comfort
- Washable front filter for easy maintenance
- Automatic shutoff and defrost control for reliable operation
- Heat function disables below 41°F outdoor temperature
GE AWCS12WWA Wi-Fi Enabled Window Air Conditioner

This GE 12,000 BTU window AC unit is designed for efficient cooling of medium to large rooms up to 550 square feet. It offers smart operation with the included easy install kit and supports the SmartHQ app for control from anywhere. It also integrates seamlessly with Amazon Alexa and Google Assistant, providing hands-free convenience.
- Quiet 12,000 BTU cooling capacity for living or family rooms
- Remote control and smartphone app for versatile operation
- Energy-efficient design to reduce power consumption
- Simple setup with included installation hardware
ACHAZEL WiFi Enabled 12,000 BTU Window AC

Perfect for rooms up to 550 sq. ft., the ACHAZEL 12,000 BTU air conditioner offers efficient, customizable cooling with manual airflow adjustment. It features multiple modes including cooling, dry, fan, and auto, along with 3 fan speeds. The washable filter enhances maintenance ease, while control via a remote or the SmartLife app grants flexibility.
- Temperature adjustment between 61°F and 88°F
- Automatic fan speed plus manual options for tailored comfort
- Smart home compatibility with mobile app control
- Energy-saving features for lower electricity use
LG 12,000 BTU Dual Inverter Smart Window Air Conditioner

The LG 12,000 BTU Dual Inverter air conditioner offers ultra-quiet operation with sound levels as low as 44dB in sleep mode. Its dual inverter technology provides up to 35% more energy efficiency than Energy Star standards. Users can control the unit remotely with LG ThinQ, Alexa, or Google Assistant, making it perfect for smart homes.
- Cools rooms up to 550 sq. ft. with powerful, silent airflow
- Energy-saving dual inverter compressor technology
- Voice and app control for convenient operation
- 115V power supply compatible with most homes
Hykolity 12,000 BTU WiFi Enabled Window Air Conditioner

Designed to cool areas up to 550 square feet, the Hykolity 12,000 BTU Window AC offers smart remote control via the SmartLife-SmartHome app compatible with iOS and Android. It features multiple modes such as cooling, dry, fan, and auto with adjustable fan speeds. The washable and reusable filter helps maintain air quality and efficiency.
- Manual air direction adjustment for personalized airflow
- Temperature range of 61°F to 88°F
- Smart app control, supporting remote operation from anywhere
- Energy-saving modes and easy-to-clean filters
Buying Guide for 12 Inch High Window Air Conditioners
When selecting the best 12 inch high window air conditioner, consider several key factors to ensure optimal cooling performance and energy efficiency in your space.
Cooling Capacity
Cooling capacity, measured in BTUs (British Thermal Units), should match the size of your room. For rooms up to 550 square feet, a 12,000 BTU unit is generally effective. Smaller rooms may require units with lower BTUs to avoid overcooling and energy waste.
Energy Efficiency
Look for units with Energy Star certification or inverter technology for improved energy savings. Variable-speed compressors and eco modes can reduce power consumption while maintaining comfort. This lowers utility costs and environmental impact.
Noise Levels
Especially important for bedrooms or quiet spaces, check the noise rating of the unit, typically measured in decibels (dB). Models with sound levels below 50 dB ensure quiet operation without disruption.
Smart Features and Controls
Modern units frequently offer smart controls via mobile apps and voice assistants like Alexa or Google Assistant. These features enable remote operation, scheduling, and energy monitoring for enhanced convenience and comfort.
Installation and Size Compatibility
Ensure the unit fits your window dimensions and includes an installation kit if necessary. The 12 inch height specification is critical for narrow window frames. Some models offer easy-to-follow installation guides for DIY setup.
Additional Functions
Some air conditioners include heating, dehumidification, or fan-only modes. These provide year-round functionality. Washable and reusable filters are important for maintenance ease and air quality.
Airflow Direction Adjustment
Adjustable louvers or swing functions allow you to direct airflow where needed, enhancing comfort and efficiency. Consider models that provide both vertical and horizontal airflow control.