Powerful cooling for scorching days. Stay cool with LG DUALCOOL even in hot climate(T3) condition.
*In order to pass the T3 condition, the air conditioner must be operated continuously for 2 hours at 52℃.
*The product image is for illustrative purposes.
*10-year warranty is applied for the inverter compressor part only.
1) Test Period : Sep. 27, 2023 ~ Oct. 9, 2023
2) Testing Laboratory: TUV Rheinland / CCIC (Ningbo) Co., Ltd.
3) Test Conditions
- Temperature of air entering indoor side(dry-bulb / wet-bulb) : 32℃ / 23℃
- Temperature of air entering indoor side(dry-bulb / wet-bulb) : 52℃ / 31℃
- Frequency : 50Hz
- Voltage : 187V / 276V
4) Test Model : ART12ALG, ART18ALG, ART22ALG
5) Testing Specification : ISO 5151:2017+A1
6) Testing Mode: Maximum Cooling mode
7) Results : Units operate continuously at an outside ambient temperature of 52°C (125.6 °F) for at least 2 hours without tripping.
8) Test Report no. : CN238XIU 001
9) Actual performance may differ in actual usage environments
ac-certified-installation
*Residential Air Conditioners have five Years Warranty for the whole set.
*Normal Compressor has five years Warranty.
*Inverter Compressor has ten years Warranty.
*Product Shelf Life time is 7 years from warranty activation date.
*Please Contact Our Live Chat or our Call Center, to get the appropriate Product Capacity.
**If you buy a product that does not match your room specifications, it will not be installed.
*TUV has verified that 99.99% of Staphylococcus aureus, Staphylococcus epidermidis, and Klebsiella pneumoniae were removed from the air conditioner blower fan after being exposed to 4 hours of UV LED lights.
*KTR has verified that 99.99% of Staphylococcus aureus, Staphylococcus epidermidis, and Klebsiella pneumoniae were removed from the air conditioner blower fan after being exposed to 4 hours of UV LED lights.
**Intertek has verified that tobacco adhesive odor intensity is reduced from 3.6 to under 1.5 after 60 minutes. (Toluene, Ammonia, Acetic acid)
LG inverter air conditioners(US-Q242K*) cools up to 40% more faster than LG non-inverter air conditioners(TS-H2465DAO). *Initial Temperature(Outdoor 35℃, Indoor 33℃), Setting Temperature(26℃).
LG inverter air conditioners(US-Q242K*) saves up to 70% more energy than LG non-inverter air conditioners(TS-H2465DAO). *Initial Temperature(Outdoor 35℃, Indoor 33℃), Setting Temperature(26℃), Testing Time (8 Hours).
*According to LG internal test, LG DUAL Inverter air conditioner is less than 19dBA. (Model - V10API)
With a 10-year warranty on the compressor, it will keep performing at its best for longer.
*BAF has certified that the filter is coated to remove harmful substances - such as house dust mite, fungi, and mold floating in the air - that can cause allergies.
*Google and Google Home are trademarks of Google LLC.
*Amazon, Alexa, Echo and all related logos and motion marks are trademarks of Amazon.com, Inc or its affiliates.
*LG SmartThinQ is now renamed as LG ThinQ.
*Smart features and voice assistant product may vary by country and model. Check with your local retailer or LG for service availability.
*Voice-enabled smart speaker device is not included.
What is the Inverter technology?
Inverter technology adjusts the compressor's speed to maintain a constant temperature, reduce energy consumption and improve efficiency. Inverter technology results in quieter operation and greater durability.
How can I control my LG air conditioner with my smartphone?
Many LG air conditioner models are compatible with the LG ThinQ app which you can download from Google Play or App store. You can use the app to control the device through your smartphone. Please keep the newest verion of the app to enjoy the full function.
How can I clean and manage the air conditioner?
For clean wind and strong performance, the filter needs to be cleaned every two weeks. Wash the Pre-Filter with lukewarm water or use a neutral detergent for more stubborn dirt. After washing with water, dry the Pre-Filter in the shade away from direct sunlight. Clean an optional filter (Ultrafine dust filter, Fine Dust Filter, Allergy filter etc.) with a vacuum or a soft brush, but do not clean with water. You can use Auto Clean+1) function for more convenient air conditioning management that automatically dries the AC interior when you turn it off2). 1)Initial Auto Clean+ setup requires the ThinQ app or remote control. Check the manual included with the product for details. 2)When the product is turned off, it automatically sets an appropriate drying time based on the operating conditions. The drying time can be up to 30 minutes and may vary depending on the product. The function is set to off when shipped from the factory. The function may be change without notice. Please check the manual enclosed with the product for details.
GENERAL - Product Type
Wall Mounted
GENERAL - Cooling Capacity Max(W)
5360
GENERAL - Heating Capacity Max(W)
6100
GENERAL - Cooling Power Consumption Rated/Min(W)
1750 / 238
Energy Saving - Energy Grade
N/A
CONVENIENCE - ThinQ(Wi-Fi)
Yes
HYGIENE - UV Nano
Yes
AIR PURIFYING - Ionizer
Yes(4G)
4way
Up-Down/Left-Right
Airflow direction control (up & down)
Yes
Fan Speed
6 Steps
Power Cooling
Yes
Airflow direction control (left & right)
Yes
Comfort Air
Yes
Ionizer
Yes(4G)
Launching Month (YYYY-MM)
2025-06
Manufacturer (Importer)
LG Electronics
Product Model Name
S4-W18KLRMA
Product Type & Model Name
S4-W18KL2MA
Auto Restart
Yes
Fan Mode
Yes
Forced Switch Operation
Yes
Remote Controller
Yes
Reservation
Yes
ThinQ(Wi-Fi)
Yes
Smart Diagnosis
Yes
Energy Saving(Cooling)
Yes
Energy Grade
N/A
Energy Display
Yes
Color(Discharge)
Black
Display
88 Hidden
Fine Dust Filter
N/A
Ultra Fine Dust Filter
N/A
Power Heating
Yes
Auto Cleaning
Yes
UV Nano
Yes
Outdoor Unit Model Name
S4UW18KL2MA
Cooling Capacity Max(W)
5360
Cooling Capacity Rated/Min(W)
5280 / 1080
Cooling Power Consumption Rated/Min(W)
1750 / 238
Heating Capacity Max(W)
6100
Heating Capacity Rated/Min(W)
5710 / 1080
Heating Consumption Power Rated/Min(W)
1650 / 238
HVAC Type
H/P
Indoor Unit Dimension_WxHxD(mm)
998x345x210
Indoor Unit Weight(kg)
12.8
Outdoor Unit Dimension_WxHxD(mm)
770x545x288
Outdoor Unit Weight(kg)
32.5
Product Type
Wall Mounted
Product Type II
Inverter
Rated Input Voltage(V, Hz)
220, 50
Refrigerant Type
R410A
Cooling Capacity Rated(BTU/h)
18015
Heating Capacity Rated(BTU/h)
19483
Dehumidification
Yes
PI485 Module
N/A
Dry Contact
N/A
Wired Remote Controller
N/A
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