LG LW1821ERSM Smart Window Air Conditioner with 18,000 BTU, 1,000 sq ft. Cooling Area, Wi-Fi Enabled, Auto Restart, 24-Hour
The LG LW1821ERSM is a powerful 18,000 BTU window air conditioner designed to efficiently cool large spaces up to 1,000 squar... moree feet. This unit operates on 230V and features smart Wi-Fi capabilities, allowing you to control the temperature remotely via your smartphone or tablet. With its user-friendly app, you can adjust settings, set schedules, and monitor energy usage from anywhere. The air conditioner also includes a programmable timer, multiple cooling and fan speeds, and an energy saver mode to enhance efficiency. Its sleek design fits seamlessly into any window, while the easy-to-use remote control adds convenience. Enjoy a comfortable indoor environment with the LG LW1821ERSM, perfect for hot summer days. Quiet Operation Control Your Cool From Anywhere Maximum Cooling Maximum Usability Installation Made Easy Modern Design Made To Perfection 3-in-1 Operation Use cool mode for powerful cooling and dehumidifying on hot days. In fan mode, the fan circulates the air in the room. Dry mode is ideal for damp, rainy days. Easy Access to The Included Filter This air conditioner features a slide-out, washable filter that's easy to access and remove without tools. Control with Included Remote Easily control your cool with the included remote. Why should you buy LG LW1821ERSM ? High cooling capacity~18,000 BTU, capable of cooling large rooms (≈ 1,000 sq ft) Smart / remote controlincludes Wi-Fi with LG ThinQ, works with voice assistants like Alexa & Google Assistant Multiple operating modesCool, Fan, Dry modes for different weather / humidity conditions Flexible fan speedsSeveral fan and cooling speeds to adjust comfort vs power usage 4-way air direction (air deflection)helps distribute cool air evenly, reducing “hot spots” Energy saver functionhelps reduce electricity usage without sacrificing comfort Auto-restart after power lossrestores previous settings automatically when power returns Convenient timer24-hour on/off timer lets you schedule operation Washable slide-out filter + filter alarm / remindereasier maintenance, better air quality Quiet enough on lower settingsreasonable noise levels so it’s usable in living rooms / bedrooms Frequently Asked Questions by Customers What is the cooling capacity and what room size can it handleIt delivers 18,000 BTU, enough to cool an area of about 1,000 square feet. What kind of power supply does it need, and what are its electrical characteristicsIt runs on 208-230 volts / 60 Hz, draws about 7.5 amps (or 6.9 amps in some modes), and uses around 1,470-1,510 watts in cooling mode. How energy efficient is it, and what are its performance specsIt has an EER of about 11.9, a CEER of about 11.8, dehumidifies about 4.9 pints per hour, and has dry air flow of about 530 cubic feet per minute. What are the noise levels in various operating modesOn high it produces about 65 dB, mid around 63 dB, low about 61 dB. What are the physical dimensions and weight, and
The LG LW1821ERSM is a powerful 18,000 BTU window air conditioner designed to efficiently cool large spaces up to 1,000 squar... moree feet. This unit operates on 230V and features smart Wi-Fi capabilities, allowing you to control the temperature remotely via your smartphone or tablet. With its user-friendly app, you can adjust settings, set schedules, and monitor energy usage from anywhere. The air conditioner also includes a programmable timer, multiple cooling and fan speeds, and an energy saver mode to enhance efficiency. Its sleek design fits seamlessly into any window, while the easy-to-use remote control adds convenience. Enjoy a comfortable indoor environment with the LG LW1821ERSM, perfect for hot summer days.
* Quiet Operation
* Control Your Cool From Anywhere
* Maximum Cooling
* Maximum Usability
* Installation Made Easy
* Modern Design Made To Perfection 3-in-1 Operation
Use cool mode for powerful cooling and dehumidifying on hot days. In fan mode, the fan circulates the air in the room. Dry mode is ideal for damp, rainy days.
Easy Access to The Included Filter
This air conditioner features a slide-out, washable filter that's easy to access and remove without tools.
Control with Included Remote
Easily control your cool with the included remote.
Why should you buy LG LW1821ERSM ?
* High cooling capacity
~18,000 BTU, capable of cooling large rooms (≈ 1,000 sq ft)
* Smart / remote control
includes Wi-Fi with LG ThinQ, works with voice assistants like Alexa & Google Assistant
* Multiple operating modes
Cool, Fan, Dry modes for different weather / humidity conditions
* Flexible fan speeds
Several fan and cooling speeds to adjust comfort vs power usage
* 4-way air direction (air deflection)
helps distribute cool air evenly, reducing “hot spots”
* Energy saver function
helps reduce electricity usage without sacrificing comfort
* Auto-restart after power loss
restores previous settings automatically when power returns
* Convenient timer
24-hour on/off timer lets you schedule operation
* Washable slide-out filter + filter alarm / reminder
easier maintenance, better air quality
* Quiet enough on lower settings
reasonable noise levels so it’s usable in living rooms / bedrooms Frequently Asked Questions by Customers
* What is the cooling capacity and what room size can it handle
It delivers 18,000 BTU, enough to cool an area of about 1,000 square feet.
* What kind of power supply does it need, and what are its electrical characteristics
It runs on 208-230 volts / 60 Hz, draws about 7.5 amps (or 6.9 amps in some modes), and uses around 1,470-1,510 watts in cooling mode.
* How energy efficient is it, and what are its performance specs
It has an EER of about 11.9, a CEER of about 11.8, dehumidifies about 4.9 pints per hour, and has dry air flow of about 530 cubic feet per minute.
* What are the noise levels in various operating modes
On high it produces
LG 18,000 BTU Window Smart Air Conditioner with Remote LW1821ERSM
LG 18,000 BTU Window Smart Air Conditioner with Remote The LG LW1821ERSM is not only cool...it's SMART. Cool your home from a... morenywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. This quiet unit is ideal for cooling large rooms up to 1,000 sq. ft. and is ENERGY STAR certified to help save on energy. The unit has 3 cooling and fan speeds and a 24 hour timer to create a cooling schedule. 4-way air deflection lets the flow of air be directed where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Other features include a remote control, easy window installation kit, slide-out (washable) filter and a check filter alert.
LG LW1821ERSM 18000 BTU 208/230 Volt Window Mount Air Conditioner with Auto Cool and LG ThinQ White Cooling Cooling Only Roo
LG LW1821ERSM 18000 BTU 208/230 Volt Window Mount Air Conditioner with Auto Cool and LG ThinQ Features: LG window air c... moreonditioners operate at sound levels as low as 48dB (in low mode) eliminating unnecessary noise 3 cooling and fan speeds with Auto Cool allow you to customize your cooling Install it at the window to maintain a steady temperature in your bedroom or office With up to 1000 sq. ft. cooling coverage, it helps you keep your home cool and cozy during hot summer months Covered under a 1 year limited manufacturer warranty Product Technologies: LG ThinQ®: LG ThinQ® Technology lets you control your LG air conditioner from anywhere. You can start or stop cooling, change the mode, or set the temperature while on the go. It also works with Amazon Alexa and Hey Google so you can change settings with simple voice commands. Specifications: BTU Cooling: 18,000 Cooling Area: 1,000 Sq. Ft. Moisture Removal (Pints per Hour): 4.9 Fan Speeds: 3 Control Type: Touch Display Type: Digital Depth: 28-1/8" Height: 17-11/16" Width: 26" Amperage: 15A Voltage: 208/230V Window Air Conditioners White
LG - 1,000 Sq. Ft. 18,000 BTU 230V Smart Window Air Conditioner - White LW1821ERSM
Take control of your indoor climate with the LG LW1821ERSM Window Air Conditioner! Experience optimal cooling for large rooms... moreup to 1,000 sq ft with 3 cooling and fan speeds, a 24-hour timer, and 4-way air deflection for complete customization. The unit's revolutionary LG ThinQ technology lets you cool your home remotely via your smartphone, Amazon Alexa, or Hey Google. This ultra-quiet, high-efficiency unit provides top-notch performance while consuming minimum power. Additional features include an automatic restart function after power outages, a remote control, an easy installation kit, a slide-out washable filter, and a check filter alert, ensuring effortless maintenance and a seamless cooling experience. (Please note: Requires a special 230V electrical outlet)
Take control of your indoor climate with the LG LW1821ERSM Window Air Conditioner! Experience optimal cooling for large rooms... moreup to 1,000 sq ft with 3 cooling and fan speeds, a 24-hour timer, and 4-way air deflection for complete customization. The unit's revolutionary LG ThinQ technology lets you cool your home remotely via your smartphone, Amazon Alexa, or Hey Google. This ultra-quiet, high-efficiency unit provides top-notch performance while consuming minimum power. Additional features include an automatic restart function after power outages, a remote control, an easy installation kit, a slide-out washable filter, and a check filter alert, ensuring effortless maintenance and a seamless cooling experience. (Please note: Requires a special 230V electrical outlet)
LG 18,000 BTU Window Smart Air Conditioner with Remote The LG LW1821ERSM is not only cool...it's SMART. Cool your home from anywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. This quiet unit is ideal for cooling large rooms up to 1,000 sq. ft. and is ENERGY STAR certified to help save on energy. The unit has 3 cooling and fan speeds and a 24 hour timer to create a cooling schedule. 4-way air deflection lets the flow of air be directed where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Other features include a remote control, easy window installation kit, slide-out (washable) filter and a check filter alert.
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