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LG 18000 BTU Smart Wi-Fi Enabled Window Air Conditioner with Remote and ThinQ Technology (White)

  • mfr: LW1821ERSM
  • SKU: LW1821ERSM
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    *Orders placed before 3 PM EST Mon - Thur will ship the same day. Orders placed beyond these hours will be shipped the next business day. Exclusions apply. See shipping policy

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Product highlights

  • Smart Wi-Fi Enabled Window Air Conditioner with Remote
  • Features 18000 BTU cooling
  • Estimated cooling area 1000 square feet
  • Works with LG ThinQ technology
  • Features 3 cooling and 3 fan speeds with auto cool
  • Easy-to-use electronic controls
  • Automatically restarts after power failure
  • Window installation kit included

LG 18000 BTU Smart Wi-Fi Enabled Window Air Conditioner with Remote and ThinQ Technology (White)

Even when Mother Nature turns up the heat. The LG 18000 BTU Smart Wi-Fi Enabled Window Air Conditioner in White gives you the power and technology you need to maintain the perfect temperature all year. LG air conditioners give you the power to cool one room or several with just the touch of a button.

Quiet Operation

LG Window Air Conditioners operate at sound levels as low as 61 dB, eliminating unnecessary noise for smooth operation that you will barely notice.

Maximum Cooling

Cooling coverage up to 1000 square feet is ideal for cooling medium- to large-sized rooms with an 18000 BTU window air conditioner for one room or space.

Control the air from anywhere with LG ThinQ App

When the temperatures rise outside, change the forecast inside. Available LG ThinQ technology lets you control your LG AC unit from your mobile device. The window ac units are even compatible with Google Assistant and Amazon Alexa to be controlled with voice commands.

Extra Features

Include remote control, a filter alert function, 4-way air diffraction, a 24-hour on and off timer, and top air discharge.


Configuration Core
BTU 18,000 BTU
Speed 3-Speed
Color White


Customer Questions
No Questions


Returns are incredibly simple. Please log into your account, find your item you wish to return and follow the prompts to make a return. If you do not have an account, click here to find your order and make a return.
You will receive a full refund when you return an item in its original manufacturer’s packaging, undamaged and unmarked. If the item you are returning is priced at less than $35, you will be charged a 15% restocking fee. Please note you will not be refunded any shipping charges. 
You have 30 days to make a return. During the holiday season, from November 1 to December 31, we extend the return window to 60 days. 
If your order has been noticeably damaged in transit, we strongly recommend that you refuse delivery and notify us immediately. Claims for missing items or items damaged in transit must be made within 48 hours of delivery. If there is carrier damage, please contact [email protected] with your order number and a description of the damage. 
Oh no! Please contact our customer service team so we can resolve the issue immediately. You can call us on 1.800.221.0828, email us at [email protected], or send us a message here.  
We do not currently offer exchanges. Please return the item you purchased within 30 days and order what you’d like instead. 
If you ordered a kit, you must return all components and accessories to receive a full refund. 
If you ordered a product that included a free item, you must include the free item with your return. If not, your return will not be accepted and you will not receive a full refund. 
We currently only offer camera repairs at our Brooklyn store. The item must be dropped off and collected in person as we do not accept shipped items for repair. For more information, please call our Brooklyn store on 1.718.431.7900. 
Most items can be returned within 30 days for a full refund. Click here to read our full return policy. 

Shipping and Returns

Same Day Shipping

All orders placed by 4PM( EST), Monday through Thursday, and by 11AM (EST) on Friday, are shipped same day. Orders placed outside these times will ship the next business day. We do not ship internationally or to Puerto Rico, Guam and other US territories at this time. For more details click here.

Free Two-Day Shipping

We offer free expedited shipping on thousands of items within the continental USA (this does not include Alaska and Hawaii).

Flexible, Easy Returns

If you're not happy with your purchase for any reason, our flexible 30-day free return policy makes it easy to get a full refund. Click here to view our return policy.

Ratings and reviews

LG 18000 BTU Smart Wi-Fi Enabled Window Air Conditioner with Remote and ThinQ Technology (White)

LG 18000 BTU Smart Wi-Fi Enabled Window Air Conditioner with Remote and ThinQ Technology (White) SKU: LW1821ERSM

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Free standard shipping included