Best Energy Star Window Air Conditioner 12000 BTU in 2025
Updated on July 2025
#1
Recommended
12% Off
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- Multi-season functionality with powerful cooling and supplemental heat for rooms up to 550 sq. ft.; heat pump function ineffective below 41°F.
- User-friendly with LED display, 5 modes, 3 speed settings, and a 24-hr timer. Operate via control panel, remote, SmartHome app, or voice with Alexa/Google Assistant.
- Energy-efficient unit certified by Energy Star; features variable-speed inverter technology for up to 35% energy savings, offering 12,000 BTUs and easy maintenance with a washable filter.
- Quiet operation at 45 dBA, ideal for uninterrupted activities like meetings or TV watching while providing a soothing background noise.
- Designed for double hung windows (24-38.5 inches wide); measures 19.41"W x 22.17"D x 13.9"H. Comes with remote control and installation kit.
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- Multi-season functionality with powerful cooling and supplemental heat for rooms up to 550 sq. ft.; heat pump function ineffective below 41°F.
- User-friendly with LED display, 5 modes, 3 speed settings, and a 24-hr timer. Operate via control panel, remote, SmartHome app, or voice with Alexa/Google Assistant.
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#2
Value for Money
16% Off
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- Reduces noise to 45dB by keeping the compressor outside, allowing for full window views and natural light.
- Rapidly cools spaces up to 550 sq. ft. with a temperature range of 62°F to 86°F and features six modes and three fan speeds.
- Easy installation with no need for brackets, fits windows 24" to 48" wide with a minimum opening of 16".
- Offers cooling, dehumidifying, and fan modes for year-round use, providing comfort in various weather conditions.
- Energy-efficient with annual costs of $67, featuring timer, Energy Saver, and Sleep modes, easily controlled by touch panel or remote.
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- Reduces noise to 45dB by keeping the compressor outside, allowing for full window views and natural light.
- Rapidly cools spaces up to 550 sq. ft. with a temperature range of 62°F to 86°F and features six modes and three fan speeds.
- Easy installation with no need for brackets, fits windows 24" to 48" wide with a minimum opening of 16".
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#3
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- Window air conditioner with 12,000 BTU capacity
- Equipped with electronic controls for easy operation
- Model number FHWC123TC1 from Frigidaire
- Available in a white color finish
- Designed for window installation
- Suitable for cooling medium-sized rooms
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- Window air conditioner with 12,000 BTU capacity
- Equipped with electronic controls for easy operation
- Model number FHWC123TC1 from Frigidaire
- Available in a white color finish
- Designed for window installation
- Suitable for cooling medium-sized rooms
#4
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- U-shaped design allows for easy placement in windows, offering a portable solution and an open view when not in use.
- Features six modes including Cool, Dry, Fan, Auto, Sleep, and Energy Saving; adjustable temperature range from 62℉ to 86℉ for versatile comfort.
- Cools spaces up to 550 sq ft with a 12,000 BTU capacity, ideal for various environments such as living rooms, bedrooms, and offices; includes user-friendly controls and remote for easy adjustments.
- Equipped with a mytemp sensor for automatic shut-off at the desired temperature; Energy Saver and Sleep Modes reduce energy use while maintaining low noise levels under 41dB, plus a programmable 24-hour timer for efficiency.
- Simple installation on window sills without mounting brackets, compatible with windows 24 to 48 inches wide and requires 16 inches of height clearance.
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- U-shaped design allows for easy placement in windows, offering a portable solution and an open view when not in use.
- Features six modes including Cool, Dry, Fan, Auto, Sleep, and Energy Saving; adjustable temperature range from 62℉ to 86℉ for versatile comfort.
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#5
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- Cools spaces up to 400 square feet using 12,000 BTU and energy-efficient R32 refrigerant
- Combines cooling, fan, and dehumidifier functions for versatile comfort
- Features a digital display with LED lights and a remote control for accessible temperature adjustments
- Mytemp sensor optimizes energy use while maintaining a consistent temperature
- Lightweight design enables effortless relocation to different rooms or windows
- Includes a 24-hour timer for customizable scheduling and temperature control
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- Cools spaces up to 400 square feet using 12,000 BTU and energy-efficient R32 refrigerant
- Combines cooling, fan, and dehumidifier functions for versatile comfort
- Features a digital display with LED lights and a remote control for accessible temperature adjustments
- Mytemp sensor optimizes energy use while maintaining a consistent temperature
- Lightweight design enables effortless relocation to different rooms or windows
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#6
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- Inverter technology optimizes compressor speed for energy-efficient and consistent cooling based on the desired temperature.
- Effective cooling for spaces up to 350 square feet, making it suitable for bedrooms, offices, and small living areas.
- Remote control features a Follow Me function to ensure accurate temperature measurement for tailored cooling.
- Includes a window kit and insulation strips for straightforward installation and improved energy efficiency.
- FlashCool function enables rapid cooling by maximizing speed to quickly reach the set temperature.
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- Inverter technology optimizes compressor speed for energy-efficient and consistent cooling based on the desired temperature.
- Effective cooling for spaces up to 350 square feet, making it suitable for bedrooms, offices, and small living areas.
- Remote control features a Follow Me function to ensure accurate temperature measurement for tailored cooling.
- Includes a window kit and insulation strips for straightforward installation and improved energy efficiency.
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#7
- U-shaped design enables free window operation, ensuring clear views and fresh air while cooling.
- Operates quietly at 38 dB, ideal for restful sleep and productivity in quiet environments.
- Integrated pump and filtration prevent drainage issues for reliable performance in humid conditions.
- 12,000 BTU cooling capacity effectively cools areas up to 350 sq. ft., suitable for various small spaces.
- Fits windows 24"-48" wide with specific height requirements; measure before purchasing for a proper fit.
- Includes a one-year warranty and lifetime support for customer reassurance and assistance.
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- U-shaped design enables free window operation, ensuring clear views and fresh air while cooling.
- Operates quietly at 38 dB, ideal for restful sleep and productivity in quiet environments.
- Integrated pump and filtration prevent drainage issues for reliable performance in humid conditions.
- 12,000 BTU cooling capacity effectively cools areas up to 350 sq. ft., suitable for various small spaces.
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#8
- Quieter operation at 42dBA, 2% quieter than standard air conditioners.
- Inverter technology for energy-efficient cooling and consistent room temperatures.
- ENERGY STAR Most Efficient, offering up to 46% annual energy savings.
- Wi-Fi connectivity for remote control via the Frigidaire app.
- Auto swing louver for optimal air circulation with multiple fan speeds.
- Washable filter for easy maintenance and efficiency.
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- Quieter operation at 42dBA, 2% quieter than standard air conditioners.
- Inverter technology for energy-efficient cooling and consistent room temperatures.
- ENERGY STAR Most Efficient, offering up to 46% annual energy savings.
- Wi-Fi connectivity for remote control via the Frigidaire app.
- Auto swing louver for optimal air circulation with multiple fan speeds.
- Washable filter for easy maintenance and efficiency.
#9
- Engineered for quiet operation, this AC operates at sound levels as low as 37 dBA, significantly reducing noise and vibrations for a tranquil indoor atmosphere.
- Utilizes advanced inverter technology for up to 37.6% energy savings compared to standard window units, promoting cost-effective power consumption.
- The ultra-slim L-shaped design allows for efficient airflow while maintaining outdoor views and enabling partial window openings without removal.
- Compatible with the ConnectLife App for remote operation and smart home integration through voice commands with Alexa and Google Assistant.
- Features an installation bracket that simplifies setup in three steps, ensuring a secure fit and stability in the window.
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- Engineered for quiet operation, this AC operates at sound levels as low as 37 dBA, significantly reducing noise and vibrations for a tranquil indoor atmosphere.
- Utilizes advanced inverter technology for up to 37.6% energy savings compared to standard window units, promoting cost-effective power consumption.
- The ultra-slim L-shaped design allows for efficient airflow while maintaining outdoor views and enabling partial window openings without removal.
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#10
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- Wi-Fi connectivity for remote control via app and voice commands through Alexa or Google Home
- Energy-efficient with inverter technology and Energy Star certification for quieter operation and cost savings
- Customizable cooling with adjustable temperature settings, 6-way airflow, and three fan speeds suitable for rooms up to 550 sq. ft.
- Convenient remote control operation and Clean Filter alerts for easy maintenance
- 24-hour timer and Dry Mode for moisture removal to enhance comfort
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- Wi-Fi connectivity for remote control via app and voice commands through Alexa or Google Home
- Energy-efficient with inverter technology and Energy Star certification for quieter operation and cost savings
- Customizable cooling with adjustable temperature settings, 6-way airflow, and three fan speeds suitable for rooms up to 550 sq. ft.
- Convenient remote control operation and Clean Filter alerts for easy maintenance
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