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4.4 out of 5 stars. 67 reviews
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LG 230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU

4.4

(67 Reviews)

|

Item # 198231499

$879.99

LG 230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU

4.467 Reviews

Item # 198231499

Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
$879.99

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LG 230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU

4.467 Reviews

Item # 198231499

Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
Image showing  230V Heat and Cool Window Air Conditioner with Wi-Fi Controls, 1,000 sq. ft., 18,000 BTU
$879.99

This item is available online only

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37027


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The LW1821HRSM is the SMART way to keep your house feeling comfortable no matter what the weather is like outside! LG ThinQ technology lets you 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 unit ideal for cooling medium to large rooms up to 1000 sq. ft. and you can even add a bit of warmth on cooler days with the supplemental heat option. With 2 cooling and fan speeds and a 24 hour timer you can create the perfect cooling schedule. 4-way air deflection lets the flow of air be directed where it's needed most whether cooling, heating, 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, removable, washable filter and a check filter alert.

  • Install it at the window to maintain a steady temperature in your bedroom or office
  • Enjoy a fresh breeze at your home anytime with 5275.28 W cooling power
  • With up to 1000 Sq. ft. cooling coverage, it helps you keep your home cool and cozy during hot summer months
  • Achieve climate control when and where you need it most with 2 fan speeds
  • User friendly digital control panel and remote control
  • Fits window openings: 29 in.-41 in.W x 18 in.H
  • 2 cooling/heating and fan speeds
  • 4-way air deflection
  • User friendly digital control panel and remote control
  • 24-hour on/off timer

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Reviews

Rating Snapshot

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50 reviews with 5 stars.
6 reviews with 4 stars.
3 reviews with 3 stars.
4 reviews with 2 stars.
4 reviews with 1 star.

Overall Rating

4.4
23 out of 26 (88%) reviewers recommend this product

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Customer Images and Videos

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Galveston, Tx
Review 1

It is heat and air ready. It it very useful in the

a year ago
[This review was collected as part of a promotion.] I bought the product in September of last year and it was a great investment
Prosease of use, Performance

Originally posted on lg.com

Review 1

dissatisfied owner

a year ago
this was purchased in august 2023 started having problems with not cooling in April. had 5 different repairmen work on this unit and was finally given a refund in July 2024. after having 1 part replaced three times the compressor and the condenser and it worked for less than 2 weeks when they finally approved the refund

Originally posted on lg.com

Response from lg.com:
a year ago
LG
Hi, there. We appreciate your feedback on your LG Air Conditioner (LW1821HRSM) model. We understand your concern about the repeated issues and repairs, only to experience ongoing problems and delays. We strive to provide top-notch products and exceptional customer service, ensuring a smooth and seamless experience. We want to assure you that we are actively working to streamline our repair processes to provide more efficient and timely service to our valued customers. Please know that your feedback has been taken seriously, and we are actively reviewing our processes to ensure situations like yours are handled more effectively in the future. If there's anything we can do to assist you, please reach out to us on social media @LGUSSupport. ^Juvy
Review 1

does what I needed done cooling and heating

a year ago
[This review was collected as part of a promotion.] I bought this ac about 2 weeks ago I had one exactly like it but didn't last a year, but I bought the same exact one because when it works its great heating and cooling

Originally posted on lg.com

Louisiana
Review 1

Great for air. Not for heat.

a year ago
[This review was collected as part of a promotion.] 2.5 star. Simply because this ac unit doesn’t do its intended job. The heater went out within a few months on this product. It’s freezing in our home and this is our main source of heat. We have bought small space heaters to help, we can’t get anyone to help us fix it and our landlord refuses to replace it since the air conditioner part works fine. And I absolutely can’t find a filter replacement.

Originally posted on lg.com

Response from lg.com:
a month ago
LG Digital Care Team
Hi Brock, thank you for sharing your experience with the LG LW1821HRSM. This model is designed to provide both cooling and supplemental heating, so if the heater stopped working within a few months, it may qualify for service under LG’s standard warranty. Here are a few steps you can take to check the issue: Heating Troubleshooting Tips ⦁ Make sure the unit is set to HEAT mode, not AUTO or FAN. ⦁ Confirm the temperature is set above room temp to activate the heating cycle. ⦁ Check for error codes on the display panel. ⦁ Clean the air filter to ensure proper airflow. You can find LG’s official troubleshooting guide for heating issues here: https://www.lg.com/us/support/help-library/heater-not-working--window-air-conditioner--CT10000014-20150777965681 If you need any further assistance, feel free to DM us at @LGUSSupport. ^Rich