Deal Days! 10% off orders $150+ with code SYLDAY10. 10/7-10/8 only.

FREE Shipping Over $45*

Save 10% Off Orders Over $150

2 Days Only! 10/7-10/8

SYLDAY10
1 6

LG 18,000 BTU Smart Wi-Fi Enabled Window AC (LW1821ERSM)

SKU: lg11141  |  Model: LW1821ERSM
$705.00 $799.00

FREE shipping on orders over $45!

In Stock Ships within 1-2 business days.

Add extended protection plan. (Select one)

learn more

A 2-year major appliance warranty for products less than $1,500. 

learn more

A 4-year major appliance warranty for products less than $1,500.

Have a question or need a quote? Ask Our Experts

Live Chat | 1 (800) 934-9194 | Request Callback | Email

Manufacturer's Warranty

1-Year Limited Warranty

What's In The Box?

  • LG 18,000 BTU Window AC w/ Wi-Fi Controls
  • Owner's Manual
  • Remote Control
  • Window Installation Kit

Description

Capable of being controlled from anywhere using a smartphone or just your voice, the Wi-Fi-enabled LG LW1821ERSM is the perfect window air conditioner for delivering summer comfort to rooms as large as 1,000 square feet. Featuring 18,000 BTUs of cooling power, it’s able to keep you at the perfect temperature all summer long.

 

Summer Comfort Made Easy

No matter the temperature outside, you’ll stay cool and comfortable indoors thanks to this LG window air conditioner and its multiple operating modes.

  • Powerful Cooling: Uses 18,000 BTUs of power to keep large rooms cool on even the hottest days of the year.
  • Dehumidification: Particularly beneficial on rainy days, its dry mode removes up to 4.91 pints of excess moisture every hour.
  • Keep Air Moving: Use its fan-only setting to allow the 3-speed fan to circulate fresh air throughout your room.

Smart Operating Window AC

Whether you’re using your smartphone or a virtual assistant like Amazon Alexa or Google Home, you can control the LG 18,000 BTU Window AC with Wi-Fi Controls from anywhere. Simply download the LG ThinQ app (iTunes, Google Play) and connect your phone and AC to control its operating mode, creating schedules, get maintenance reminders, and much more.

Energy Saving Design

Keeping your room at the perfect temperature doesn’t have to cause your cooling costs to skyrocket. The LG 18,000 BTU Window AC is designed to deliver maximum performance at a fraction of the cost.

Additional Features

  • Installation Made Easy: Everything you need to set this window AC up is included in the provided window installation kit.
  • Auto Cool: Choose your desired room temperature and the air conditioner will select the right operating modes to achieve it.
  • Remote Control: Make adjustments from across the room thanks to an included remote control.
  • Washable Air Filter: Ensure only the cleanest air possible enters your indoor environment with a washable air filter.
  • Timer: A programmable 24-hour time allows you to set when you want the air conditioner to turn on or off.
  • Auto Restart: The unit will automatically turn back on in the event of a power outage.

Summary

Operate this powerful 18,000 BTU LG window air conditioner with your smartphone or voice thanks to Wi-Fi-enabled technology.

What Customers Love

  • High Efficiency: Conserve energy without sacrificing comfort with this energy-saving window air conditioner.
  • Smart Control: A Wi-Fi-enabled appliance, this unit can be controlled from anywhere using a smartphone and connected app.

Things to Consider

  • App Download Required: To control this unit with a smartphone or virtual assistant, you'll first need to download the LG ThinQ app (iTunes, Google Play).

Specifications

    Key Specifications

    • ASHRAE Cooling Power (BTUs)
      [18000]
    • Energy Efficiency Ratio (EER)
      11.9
    • Number of Speeds
      3
    • Window Installation Type
      Single/Double Hung

    General

    • California Residents
      ⚠ WARNING: Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov.www.p65warnings.ca.gov.
    • Certifications
      UL
    • Chassis Type
      Slide-Out
    • Circuit Breaker Rating
      250V-15A
    • Color
      White
    • Controls
      Electronic
    • Estimated Yearly Operating Cost
      148
    • Heat Mode
      No
    • Heating BTUs (BTUs)
      0
    • Maximum Cubic Feet per Minute (CFM) (CFM)
      530.0
    • Maximum Noise Level (dB)
      65
    • Maximum Operating Temperature - Cooling (degrees F)
      115
    • Minimum Noise Level (dB)
      61
    • Minimum Operating Temperature - Cooling (degrees F)
      60
    • Moisture Removal per Hour (pints)
      4.91
    • Recommended Coverage Area (sq. ft.)
      1000
    • Refrigerant Type
      R-32

    Power

    • Maximum Cooling Amperage (Amps)
      7.5
    • Maximum Cooling Wattage (W)
      1510
    • Maximum Heating Amperage (Amps)
      0
    • Maximum Heating Wattage (W)
      0
    • Plug Face Type
      6-15P
    • Power Cord Length (ft.)
      4.33
    • Voltage (V)
      208-230

    Dimensions

    • Depth (in.)
      28.11
    • Depth (with front cover) (in.)
      28.11
    • Height (in.)
      17.68
    • Height (with front cover) (in.)
      17.68
    • Maximum Window Height (in.)
      19
    • Maximum Window Width (in)
      41.0
    • Minimum Window Height (in.)
      19
    • Minimum Window Width (in)
      29.0
    • Weight (lbs.)
      130
    • Width (in.)
      25.98
    • Width (with front cover) (in.)
      25.98

    Additional Features

    • Additional Features
      Programmable Timer, Remote Control, Installation Kit Included, Air Filter, Fan-Only Mode, Dehumidifier Mode, Auto-Restart, Wi-Fi Capable

    Warranty

    • Manufacturer's Warranty
      1-Year Limited Warranty

Recommended Accessories

Customer Reviews

  • Money Back

    30-Day Guarantee

  • Free Shipping

    On Orders $45+

  • Live Support

    From Our Experts

  • Business Pros

    Celebrating 25 Years
Back to top