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4.2 out of 5 stars. 9 reviews
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LG 230V/208V Window Air Conditioner with Cool, Heat and Wi-Fi Control, 1,000 sq. ft., 18,000 BTU, White

4.2

(9 Reviews)

|

Item # 243481199

$849.99
A woman outside with a dog
A woman outside with a dog

LG 230V/208V Window Air Conditioner with Cool, Heat and Wi-Fi Control, 1,000 sq. ft., 18,000 BTU, White

LG 230V/208V Window Air Conditioner with Cool, Heat and Wi-Fi Control, 1,000 sq. ft., 18,000 BTU, White

Item # 243481199

LG LG 230V/208V Window Air Conditioner with Cool, Heat and Wi-Fi Control, 1,000 sq. ft., 18,000 BTU, White
LG LG 230V/208V Window Air Conditioner with Cool, Heat and Wi-Fi Control, 1,000 sq. ft., 18,000 BTU, White
$849.99
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or
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LG 230V/208V Window Air Conditioner with Cool, Heat and Wi-Fi Control, 1,000 sq. ft., 18,000 BTU, White

Item # 243481199

LG LG 230V/208V Window Air Conditioner with Cool, Heat and Wi-Fi Control, 1,000 sq. ft., 18,000 BTU, White
LG LG 230V/208V Window Air Conditioner with Cool, Heat and Wi-Fi Control, 1,000 sq. ft., 18,000 BTU, White
$849.99
or
or
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$71/mo.†  suggested payments with 12 Months Financing or earn $42 in Rewards+ on this purchase.

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The LW1823HRSM 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.

For additional information on this product, please see the Product Documents section for all downloadable user manuals, installation guides, brochures and warranty statements.

Looking for more information on staying cool in the heat? Check out our guide on cooling strategies during extreme heat in the product documents section.

  • 18,000 BTU cooling / 12,000 BTU heating
  • Estimated cooling area: 1,000 sq. ft. / Room size: 40 ft. x 25 ft.
  • Smartphone control with LG ThinQ technology.
  • Voice control works with Amazon Alexa or Hey Google
  • User friendly digital control panel and remote control
  • Fits window openings: 29"-41"W x 18"H
  • 2 cooling/heating and fan speeds
  • 4-way air deflection
  • User friendly digital control panel and remote control
  • 24-hour on/off timer
  • Power failure auto restart
  • 4 in 1 operation: Cool/Heat/Fan/Dry
  • Removable, washable filter
  • Filter light reminder
  • Slide in-out chassis for easy installation
  • Window installation kit included
  • 230/208-Volt LCDI Plug (NEMA 6 - 20)
  • Product dimension (W x H x D): 26 in. W x 16-27/32 in. H x 30-5/16 in.
  • Power cord length: 52"

Q&As

1 - 10 of 12 Questions

Q: Noise dB

10 months ago

Originally posted on lg.com

2 Answers
  • A: Hi there. The LG window A/C LW1823HRSM runs at a low 52 dB, so you’ll barely notice it’s on while it keeps your room perfectly comfortable. Ideal for bedrooms, home offices, or anywhere you value quiet. It’s engineered to deliver strong performance without the noise. Just set your temperature and enjoy the calm. ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​For more questions, private message us on social media @LGUSSupport. We're always happy to help! 🙂 ^David
    10 months ago

Q: Does the LW1823HRSM have a heat pump or heating strips?

a year ago

Originally posted on lg.com

1 Answer
  • A: The LG 18,000 BTU Smart Wi-Fi Enabled Window Air Conditioner, Cooling & Heating, Model # LW1823HRSM uses heat strips...^Ivan.
    a year ago

Q: Hello! Can you get a converter to convert the voltage from 230v to 120v?

a year ago

Originally posted on lg.com

1 Answer
  • A: Hello, Krishtown. LG does not sell or make step-up or step-down converters for appliances or any other devices. If you are looking for a step-up converter or transformer to use with the LG 18,000 BTU Smart Wi-Fi Enabled Window Air Conditioner, Cooling & Heating, Model # LW1823HRSM that will step up the voltage from 120 V to 230V, you will need to search online or inquire about one from retailers that sell appliances...^Ivan.
    a year ago

Q: How do you get the heat to work? I have it on heat and have the temperature at 78 and sometimes turn it up to 82 but don't feel heat. First time turning this unit on!

a year ago

Originally posted on lg.com

1 Answer
  • A: Hey there! Double-check that the mode is set to Heat using the control panel or remote, and set the temperature to your desired level. If you still don’t feel heat, ensure the outdoor temperature is within the unit’s operating range for heating, as some models may not function properly in very low temperatures. If you need help, feel free to reach us on social media @LGUSSupport. We’re happy to help! ^Jose
    a year ago

Q: DOES THIS UNIT HAVE A HEAT PUMP OR ELECTRIC STRIPS

a year ago

Originally posted on lg.com

1 Answer
  • A: The LW1823HRSM features a built-in heat pump, not electric heat strips. This allows for efficient heating and cooling in one convenient unit. ~Ivy
    a year ago

Q: What is the minimum ambient temperature that this unit is designed to be operated in A/C mode? In other words, will the unit be damaged if operated in A/C mode when outdoor temps are 60 degrees or below? No mention is made on this in the owner's manual.

a year ago

Originally posted on lg.com

1 Answer
  • A: Hello, MAC32. As with any other Window Air Conditioner, regardless of brand or manufacturer, the LG 18,000 BTU Smart Wi-Fi Enabled Window Air Conditioner, Cooling & Heating, Model # LW1823HRSM can be run at a minimum temperature of generally around 60°F (15.6°C). Operating your air conditioner below this temperature can cause the unit to overwork, potentially leading to damages such as frozen coils and compressor issues...^Ivan.
    a year ago

Q: Can I install this unit in the wall in my garage? I have a normal 2x4 wall stud with drywall and vinyl siding.

a year ago

Originally posted on lg.com

1 Answer
  • A: Hello, RHALL1. The LG 18,000 BTU Smart Wi-Fi Enabled Window Air Conditioner, Cooling & Heating, Model # LW1823HRSM, requires a single-hung or double-hung window for proper installation. The side louvers cannot be covered up or obstructed and must remain exposed to the outside of the structure, so it cannot be installed in a wall since that would require a wall sleeve designed to support the weight of the air conditioner in a wall. Non-window installations, including using sleeves or wall openings and other installation methods are not recommended...^Ivan
    a year ago

Q: I very very angry! No connection to thinq application I want president to help!

a year ago

Originally posted on lg.com

1 Answer
  • A: Hey there! Your experience matters to us and we're here to help in getting it up and runnin again in no time! To troubleshoot the thinQ App, follow these steps: 1. **Check Network Connection**: Ensure your smartphone and appliance are on the same 2.4 GHz Wi-Fi network. 2. **Verify Wi-Fi Name and Password**: Use only English letters and numbers without special characters. 3. **Distance from Router**: Ensure the appliance is close enough to the router for a strong signal. 4. **Power Cycle the Appliance**: Turn it off for a minute, then back on to reset the connection. 5. **Restart the Router**: Power it off, wait a moment, then turn it back on. 6. **Firewall Settings**: Disable your router's firewall or add an exception for the appliance. If it does still persist, contact us on social media @LGUSSupport with your contact details to further investigate. ^Anthony
    a year ago

Q: I buy lg heating and cooling 2 years ago but he don’t cooling well how to clean by my self

a year ago

Originally posted on lg.com

1 Answer
  • A: Hello, lG 8000. We regret to read that your LG 18,000 BTU Smart Wi-Fi Enabled Window Air Conditioner, Cooling & Heating, Model # LW1823HRSM, that you bought two years ago is not cooling well. Unfortunately, we cannot coach you on how to clean it by yourself & we do not have a service manual that you can get. We highly recommend that you have it cleaned by an LG Authorized Service Center...^Ivan.
    a year ago

Q: Does this unit drip condensate?

a year ago

Originally posted on lg.com

1 Answer
  • A: Hey there. Yes, the LG A/C unit does produce condensation, especially during longer run times in hot, humid, or rainy weather. ​For more questions, private message us on social media @LGUSSupport. We're just a click away! ^David
    a year ago
1 - 10 of 12 Questions

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Reviews

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Overall Rating

4.2
1 out of 1 (100%) reviewers recommend this product

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1 to 4 of 9 Reviews .
1 – 4 of 9 Reviews
Review 1
a year ago
I love this a/c unit!!! It cools down the house and also keeps the humidity down. Great

Originally posted on lg.com

Response from lg.com:
3 months ago
LG
Hello! We appreciate you sharing your experience with your LG Air Conditioner, and we’re glad to hear it’s keeping your home cool while managing humidity like a pro. That kind of comfort boost is exactly what we love to see from an LG unit. For more feedback or questions, please send us an email at lgdigitalcare@lg.sprinklrsupport.com. Thanks for choosing LG! #LifesGood ^James
O Brien, Florida
Reviews 3

Nice unit

a year ago
Easy to install and very quiet.
SweepstakesYes

Yes, I recommend this product.

Review 1

Confused on filter.

a year ago
Our contractor purchased the product for our attic while it was being remodeling into a bedroom. It continually shows a red light for the filter to be cleaned. Is this normal? We have only used the cooling no heat used in August.

Originally posted on lg.com

Response from lg.com:
a year ago
LG Digital Care Team
Hi Jak! We'd love to assist with your LG air conditioner. If you see the Clean Filter LED is on, we recommend cleaning the filter. After cleaning, press the Filter Reset button on the control panel! Your owner's manual will have more information on page 17. For any additional questions, let us know on social @LGUSSupport. We're always here to help! *Jae
Texas
Review 1

Great choice!

a year ago
We bought this unit to replace the one we had that had just quit working. As the temperatures were in triple digits we needed one quickly. This is the updated version of the one we had, so we opted to buy it. We feel that this was a wise choice. It works like a champ.
Prosease of use, Performance

Originally posted on lg.com

Response from lg.com:
3 months ago
LG
Hi! We appreciate you sharing this fantastic 5‑star experience with your LG Air Conditioner! Choosing the updated model during triple‑digit temps was a smart move, and it’s great hearing how quickly it stepped in and started performing like a champ. Knowing it was easy to set up and immediately delivered the cooling power you needed makes your feedback even better! For more feedback or questions, please send us an email at lgdigitalcare@lg.sprinklrsupport.com. Thanks for choosing LG! #LifesGood ^James