LG
LG LW1224IVSM 12,000 Btu Dual Inverter Smart Wi-Fi Enabled Window Air Conditioner
Best energy-efficient cooling for small to medium-sized rooms.
Experience optimal cooling with the LG LW1224IVSM window air conditioner, designed for spaces up to 340 sq. ft. Its DUAL Inverter technology offers up to 40% energy savings, making it an efficient choice for your home. Enjoy a peaceful environment thanks to its LoDecibel™ quiet operation. Seamlessly manage your comfort from anywhere using the LG ThinQ app with smart Wi-Fi connectivity. This 12,000 BTU unit provides powerful cooling with four fan speeds and operates on a 115V system for versatile installation.
$395.00
Owner Satisfaction
4.6
/ 5
Category Rank
68
/ 1249
#68 in Household Appliance Circuit Boards
Price vs Category Average
-29%
Below average
Cooling Capacity
12000
/ , BTU
Who it's for
- Budget-conscious homeowners seeking long-term utility bill savings
- Tech-savvy users wanting remote control and smart home integration
- Light sleepers needing a quiet environment for rest
Who should skip it
- Shoppers prioritizing a lower upfront cost over advanced features
- Individuals living alone who lack assistance for heavy lifting
- Users without reliable internet or those preferring manual controls
Performance breakdown
Energy Efficiency
Dual Inverter technology delivers industry-leading energy savings for consistent cooling.
Acoustic Performance
LoDecibel operation ensures a whisper-quiet environment even at higher cooling settings.
Smart Connectivity
ThinQ app integration provides seamless remote control and real-time monitoring.
Cooling Power
Twelve thousand BTUs provide rapid, reliable temperature regulation for medium-sized rooms.
Installation Versatility
Standard 115V power requirements simplify setup for most residential window configurations.
Airflow Control
Four distinct fan speeds offer precise customization for personalized comfort levels.
Key Specs
Cooling Capacity
12,000 BTU
Application Area
340 Sq. Ft.
CEER
15.5
Voltage
115V
Dimensions (WxDxH)
19 4/7” x 24 1/2” x 12 1/2”
Weight
72 lbs.
Indoor Noise Level
54 / 50 / 46 / 44 dB
Fan Speeds
4
Features
- Dual Inverter for high efficiency
- Smart Wi-Fi enabled control
- LoDecibel™ quiet operation
- Remote management via LG ThinQ
- Up to 40% energy savings
- Four selectable fan speeds
- Cools up to 340 sq. ft.
What customers say
This LG Smart AC earns high praise primarily for its exceptional efficiency and remarkably quiet operation. Users consistently highlight the Dual Inverter technology for delivering powerful cooling while significantly lowering energy use, offsetting the premium price through utility savings. A major differentiator is the near silent performance, making it perfect for noise sensitive areas like bedrooms. While the initial cost is higher than standard models, the consensus is that the superior comfort and long term energy benefits establish this unit as a worthwhile investment for those prioritizing performance and quiet living.
Know before you buy
The LG LW1224IVSM is designed to cool spaces up to 340 square feet. It is best suited for medium-sized bedrooms, home offices, or living areas.
Thanks to LG's LoDecibel technology, this unit operates at noise levels as low as 44 dB. It is engineered for quiet performance, making it suitable for environments where you need to maintain focus or sleep.
No, this air conditioner operates on a standard 115V household electrical system. You can plug it into a standard wall outlet without needing professional electrical modifications.
Yes, the unit features built-in Wi-Fi and connects to the LG ThinQ app. This allows you to adjust settings, monitor energy usage, and turn the unit on or off remotely from your smartphone.
The Dual Inverter compressor adjusts its speed based on the cooling demand rather than simply turning on and off. This constant, efficient regulation results in up to 40% more energy savings compared to traditional non-inverter models.
The unit measures 19 4/7 inches wide, 24 1/2 inches deep, and 12 1/2 inches high. It weighs 72 pounds, so ensure your window frame is sturdy enough to support the weight and that your window opening meets these clearance requirements.
Still have a question?
Ask Hayley anything about this product before you decide.