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Updated: 18 Jul 2025

Top 10 Home Energy Efficient Air Conditioner

#1
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Portable Air Conditioners 8000 BTU, Energy Efficient AC Unit with Remote Control, 24H Timer, Quiet Operation for Bedroom, Office, Dorm Rooms Up to 350 Sq. Ft, White (8,000 BTU Black Top)

Brand: GAOMON
$189.99
⭐ 4.4
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    【Fast Temperature Control】Experience rapid cooling with this portable air conditioner, featuring a 8,000 BTU capacity that quickly lowers temperatures in spaces up to 350 sq. ft. Ideal for bedrooms or offices, it achieves comfortable levels in minutes through efficient airflow. The portable ac unit maintains consistent performance without high energy use, ensuring reliable relief during heatwaves.
  • 【Multi-Mode Flexibility】Switch between cooling, fan, and dehumidifying modes with this portable air conditioner for year-round versatility. This portable ac handles diverse environments, from humid summers to chilly seasons, enhancing indoor air quality. The air conditioner portable unit simplifies adjustments via intuitive controls, making it suitable for small apartments or campers.
  • 【Energy Saving Benefits】Reduce electricity costs with this energy-efficient portable air conditioner, featuring eco-friendly modes and adjustable fan speeds. It consumes minimal power while delivering optimal cooling for areas up to 350 sq. ft. This portable ac unit includes smart settings that lower operational expenses by up to 30%, ideal for long-term use in homes or offices.
  • 【Easy Mobility Design】Move effortlessly between rooms with 360-degree wheels and integrated handles on this portable air conditioner. Lightweight and compact, it fits tight spaces like apartments or RVs. The portable ac unit requires no heavy lifting, enabling quick relocation for cooling where needed. This air conditioner portable setup includes simple storage options, making it convenient for seasonal use. Enjoy flexible placement in kitchens, dorms, or garages with minimal effort.
  • 【Simple Installation Process】Set up in minutes with included window kits and telescopic hoses—no drilling or extra tools required. This portable air conditioner attaches easily to sliding windows for immediate use. The portable ac unit features clear instructions for hassle-free assembly, ideal for renters or first-time users. This air conditioner portable system exhausts hot air efficiently, ensuring quick cooling in offices or studios. Get started right away without professional help.
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#2
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DELLA 6000 BTU Energy Saving Window Air Conditioner, Cools Up to 250 Sq. Ft, Work with Alexa, GEO Location, AC Unit with WIFI Smart Controls, Remote, Dehumidifier, Fan, Reusable Filter, Easy Install

Brand: Della
$259.96
⭐ 4.1
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    [SMART DESIGN] This window AC unit includes a remote control and a user-friendly LED control panel, the temperature setting range is 61℉-88℉, 3 Fan speeds, Auto/Cool/Fan/Dry 4 modes, 24 hour timer, sleep mode, eco energy saving mode. Besides, with the redesigned Della+ app, you can control your device at anytime anywhere.
  • [ENERGY SAVING] Della UL Listed rated 6000 BTU 115V/60Hz window ac unit conditioner has a Combined Energy Efficiency Rate (CEER) of 11.0 which helps reduce the energy costs to save you money throughout the year and helping to protect our climate.
  • [QUIET OPERATION] The sound levels as low as 51 dB of this window unit allows the fan to cooling your space at a whisper-soft volume without disturbing your surroundings. Whether you're watching your favorite series, reading a good book, or sleep this unit promotes better relaxation.
  • [EASY TO INSTALL] the compact size is only 15.98x15.2x12.52 inches, and the weight is only 38.6 lbs. There is no need to make major changes to the existing window frame. Suitable for windows from 23 to 34 inches, with a minimum height of 14.5 inches. Complete installation accessories are included in the package.
  • [EFFICIENT COOLING] Cooling Coverage up to 250 Square feet, Ideal for cooling small rooms with 6,000 BTU window air conditioner for living room, home office. Enjoy fast and comfort temperature control on hot summer days.
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#3
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MICRO-AIR EasyStart FLEX 398 - Bluetooth Soft Start Kit for Home Air Conditioner, RV & Commercial Use, Works with Generators, Reduces Power Surge, Efficient Start-Up - Up to 6 Tons w/Installation Kit

Brand: MICRO-AIR
$399.00
⭐ 5
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    ADVANCED MICROAIR TECHNOLOGY WITH INSTALLATION KIT: Micro-Air EasyStart Flex is the most advanced and versatile soft starter, designed for all sizes of residential AC units up to 6 tons (72,000 BTUs). It provides a controlled, gentle startup that reduces mechanical stress, extending your AC system’s lifespan. This air conditioner soft start kit includes everything needed for an easy installation, making it an optimal choice for home and commercial applications.
  • IDEAL FOR HOME,RV AND COMMERCIAL USE: Perfect for residential and commercial settings, the EasyStart Flex HVAC soft start kit efficiently supports AC systems up to 6 tons, making it versatile for various applications. Designed for compatibility with generators and inverters, it provides an easy start for home AC systems, reducing startup current by up to 75%. This makes it a valuable solution for optimizing performance in areas with limited or unstable power sources.
  • COMPATIBILITY WITH GENERATORS: Specially engineered to work with generators, inverters, and limited utility power, this soft start kit for home air conditioner reduces startup current by up to 75%, ensuring smooth AC operation even in off-grid or power-limited locations. This Easy Start flex home ac soft starter is compatible with 2-stage compressors and heat pump units, making it a versatile choice for diverse AC configurations.
  • QUIET AND SMART PROTECTION: This soft starter for air conditioner reduces startup noise and prevents light flickering, creating a quieter, more comfortable environment. The intelligent fault detection and short-cycle delay timer of this ac softstart protect your compressor motor from low-voltage damage and excessive wear, extending the life of your aire acondicionado unit and delivering peace of mind.
  • COMPACT DESIGN FOR EASY INSTALLATION: With a 50% smaller enclosure size, this ac soft start kit for home is built to fit into tight or confined spaces without compromising performance. This versatile ac unit soft start kit offers a simplified setup suitable for both DIY enthusiasts and professionals, making installation quick and straightforward.
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#4
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BLACK+DECKER 8,000 BTU Portable Air Conditioner for Rooms up to 350 Sq. with Remote Control, White

Brand: BLACK+DECKER
$382.79
⭐ 5
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    Portable AC: Use this personal air conditioner (15.3” x 14” x 24.8”) in rooms up to 350 sq. ft. Stay cool in the hot summer months and sleep well with this BLACK+DECKER ac unit for bedroom..Frequency: 60 hertz
  • 3-in-1: Our 4,100 BTU DOE (8000 BTU ASHRAE 128) air conditioner also functions as a dehumidifier & fan. This portable air conditioner (45.8 lbs.) has a convenient remote control & top mounted control panel with LED display.
  • Impressive Features: Set the temperature just right with this ac portable air conditioner. Our ac unit portable also has a slide-out washable filter, auto water evaporation, & 24-hour timer.
  • Easy Mobility: Thanks to casters on the bottom and side handles on both sides of the small air conditioner, this air cooler can be moved from room to room without any hassle.
  • 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.
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#5
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Frigidaire 5,000 BTU Window-Mounted Air Conditioner, Cools Up to 250 Sq. Ft., Quiet Operation, Effortless Temperature Control, 2 Fan Speeds, Auto Restart, White

Brand: Frigidaire
$169.00
⭐ 4.1
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    Effortless Cooling: Achieve optimal comfort with customizable temperature settings and two fan speeds; Effortless Temperature Control helps to maintain your preset temperatures for consistent comfort
  • Easy Maintenance: Keep your air conditioner running efficiently with the easy-to-clean washable filter, designed to capture dust from the air for long-lasting performance
  • Undisturbed Comfort: Experience a peaceful home environment with a quiet performance at 52 dBA – ideal for bedrooms or small spaces up to 250 sq. ft.
  • Effortless Convenience: Benefit from the Auto Restart feature, which automatically restores the unit's previous settings once power is restored to the window air conditioner
  • Hassle-Free Operation: The extra-long three-prong power cord eliminates the need for extension cords, while the adjustable side panels easily extend to best fit your window, ensuring a secure installation with optimal efficiency and airflow
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#6
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GE AWCS12WWA Window Air Conditioner, Wi-Fi Enabled, Energy-Efficient Cooling for Large Rooms up to 550 sq ft, Easy Install Kit, Control Using Remote or Smartphone App, New 12,000 BTU, White

Brand: GE
$393.20
⭐ 4.1
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    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
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#7
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12,000 BTU Portable Air Conditioners - 3-in-1 Cooling Unit with Dehumidifier, Fan & AC Modes - Ac Units Cools Up to 550 Sq.Ft - 24-Hour Timer, Remote Control & Window Kit Included - White

Brand: Line Blaster
$278.96
⭐ 4.4
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    Versatile 3-in-1: Take your comfort to new heights with our 3-in-1 portable air conditioner (7100 BTU SACC / 12000 BTU ASHRAE). It combines cooling, dehumidifying, and fan functions. The adjustable fan speed and automatic air swing allow for precise temperature control, cooling the room to a range of 61 - 88°F. The user-friendly LED control panel and remote control make operation a breeze. What's more, it features an automatic restart function after a power outage, ensuring uninterrupted comfort. Experience all-round climate control and create a cool and pleasant living space.
  • Power-Saving Chill Tech: With a high CEER of 6.6 and eco-friendly R32 refrigerant, our device achieves efficient cooling. It ensures effective temperature reduction while maintaining energy efficiency. In a 550 sq.ft. room, when the indoor temp is 30 °C/86 °F and you want 25 °C/77 °F, it takes only about 15 minutes to quickly cool the area. It provides a cost-effective and green cooling solution for your life.
  • Slumber Comfort & 24-hour Timer: Activate the Sleep Mode on our portable AC by pressing "Increase" and "Speed" simultaneously. It’s energy-saving and ultra-quiet at 52 dB, ensuring a peaceful slumber. The built-in 24-hour timer lets you customize cooling time to fit your lifestyle, providing a cooling environment whenever you need it.
  • Efficient Cooling & Effortless Servicing: Our portable air conditioner features an auto-evaporative system. Just attach the drainage pipe to the drain outlet, and it'll drain water automatically. Plus, the washable mesh filter is easily accessible. Enjoy efficient cooling without the hassle of complex maintenance. With these user-friendly and cleanable components, a seamless cooling experience is always at your fingertips.
  • Effortless Installation & Boundless Mobility: With 360° swivel casters, a window slide bar, and an adaptor, setting up our compact air conditioner is a cinch. Roll it around with ease to cool any spot. The 1.5m exhaust hose ensures great ventilation, quickly expelling hot air. Enjoy enhanced cooling and flexible placement for personalized comfort. Stay cool hassle-free.
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#8
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GE Window Air Conditioner Unit, 5,000 BTU for Small Rooms up to 150 sq ft. with Manual Adjustable Fan and Cooling Settings, Perfect for Small Bedroom or Living Room, Easy Install Kit Included, White

Brand: GE
$159.00
⭐ 4.1
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    GE 5000 BTU MECHANICAL WINDOW AIR CONDITIONER: Designed to efficiently cool rooms up to 150 sq ft; easy install kit included so you can start cooling right away.
  • BEST FOR SMALL ROOMS: This AC unit is the right size for delivering 5000 BTU cooling capacity to smaller areas like bedrooms, studio apartments, guest rooms, and home offices
  • LOW-NOISE OPERATION - Keep the cool air flowing with minimal disruption; ideal for nighttime use in bedrooms
  • MAXIMUM COMFORT: Efficient with 2 cooling modes and 2 fan speeds to provide flexible and optimal room temperature; controls with 10 temperature settings make it easy to adjust cooling to your comfort
  • EASY INSTALLATION: This AC has a fixed chassis and installs easily in a double hung window (size: W 27.125 - 36 x H 13.375") with included EZ Mount installation kit
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#9
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Air Choice Portable Air Conditioner, 10000 BTU Air Conditioner Portable for Room Up to 450 Sq.Ft, Remote Control, 24H Timer, Dehumidifier & Fan Modes, 3-in-1 AC Unit with Window Kit for Home Office

Brand: Air Choice
$259.99
⭐ 4.7
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    Powerful 10,000 BTU Cooling: With 10,000 BTU (ASHRAE) cooling capacity, this portable air conditioner cools rooms up to 450 sq. ft. quickly and efficiently. Perfect for bedrooms, living rooms, or home offices, it maintains temperatures from 62℉ to 86℉ for ultimate comfort
  • Quiet & Efficient Cooling for Better Sleep: This portable AC features a 24-hour timer, allowing you to schedule cooling to match your routine. The sleep mode ensures ultra-quiet operation for a restful night while maintaining an optimal temperature. Enjoy customized comfort and energy savings all day and night
  • Upgraded Window Kit for Hassle-Free Installation: Our upgraded portable air conditioner now features a three-piece window sealing kit, replacing the previous two-piece design. The long panel fits 37.4"-50" windows, while the short suits 25.6"-37.4" ones. This thoughtful update minimizes the need for cutting, making installation easier and more user-friendly
  • User-Friendly Controls: Adjust settings effortlessly with the digital control panel or the included compact remote with the Air Choice room air conditioners. Easily control the mode, temperature, fan speed, timer, and unit of measurement (℃/℉) from the comfort of your sofa or bed
  • 3-in-1 Functionality: The air conditioner portable for rooms combine an air cooler, dehumidifier, and fan in one. The dehumidifier keeps your space fresh and dry, while the two-speed fan ensures better air circulation. Includes both manual and automatic drainage options with a water pipe for convenience. Great for hot, humid climates
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#10
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Portable Air Conditioners 8000 BTU, Quiet 3-in-1 Portable AC Unit with Remote Control, Dehumidifier and Timer, Energy Efficient Air Conditioner for Home and Office Spaces, White & Black

Brand: GarveeHome
$230.99
⭐ 4.4
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    3-in-1 Functionality:This portable air conditioner offers three essential modes: Cooling, Fan (with 2 adjustable speeds), and Dehumidification. Set the cooling temperature between 61°F and 88°F for those hot summer days. With a dehumidification capacity of 50 pints per day, it effectively reduces humidity in smaller spaces, while the fan function circulates air, providing a fresh and healthier environment
  • Efficient Cooling and Heating: This portable AC provides an impressive 8,000 BTU capacity for both cooling and heating. Its energy-efficient compressor delivers temperatures ranging from 61°F to 88°F, making it ideal for rooms up to 350 square feet, such as living rooms and bedrooms. Enjoy effective cooling in the summer and cozy warmth in the winter
  • LED Display & Remote Control:Our floor AC unit features a clear and easy-to-read front LED display. The included remote control operates from up to 23 feet away, allowing you to adjust the temperature and fan speed without getting up—perfect for when you're lounging on the couch or relaxing in bed
  • Low Noise & 24-Hour Timer:Operating at a whisper-quiet 51 dB, this indoor AC unit provides a peaceful environment. The convenient 1-24 hour timer allows you to schedule it to turn off while you sleep or to turn on before you arrive home
  • Easy to Install & Portable:Designed for effortless mobility,this portable AC unit is equipped with wheels and takes up minimal space. The package includes a window kit, adapter, exhaust hose, connector, and user manual. Simply position it by a window, attach the hose, plug it in, and it's ready to use
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