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Why Choose Queen Appliance

King of Prussia Superstore
600 S. Henderson Road
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610-265-9493

Phoenixville Showroom
729 Pike Springs Road
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Energy Star Logo
3.8 | 24 Reviews

11,800 BTU 230v Through-the-Wall Air Conditioner

LG LT1236CER

Features

  • ENERGY STAR® Qualified
  • Remote Control
  • 3 Cooling & Fan Speeds
  • Trim Kit Included

Quick Specs

  • Type: Air Conditioner
  • Style: Wall Fit Air Conditioner
  • Width: 24"
  • Height: 14.40"
  • Depth: 20.09"
  • Energy Star Rated: Yes
  • Cooling Power: 12000 BTUs

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Maximum Cooling

LG air conditioners provide exceptional cooling power that will keep you and your family cool, comfortable, and in control.


Made to Perfection

LG air conditioners add powerful performance and stable durability to perfectly match your frame.


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.


Maximum Usability

Operate with LED display and simple selection control panel, up/down temperature adjustments, and fan speed selection, using the full-featured remote without leaving your bed, workspace, or couch.

Features

  • ENERGY STAR® Qualified
  • Remote Control
  • 3 Cooling & Fan Speeds
  • Trim Kit Included
  • Estimated Cooling Area 530 Sq. Ft
COMPRESSOR
Compressor Rotary
DIMENSIONS/WEIGHT
Net Weight (lbs.) 82 lbs
Product Dimension (WxHxD) 240" x 14.41" x 209"
Shipping Dimension (WxHxD) 27.72" x 17.41" x 22.41"
Shipping Weight (lbs.) 91 lbs
ELECTRICAL RATINGS
Rated Amps (Cooling) 5.5/5.0
Voltage / 60 Hz 208/230V
Watts (Cooling) 1, 080/1, 110
FEATURES
Air Deflection 4-Way
Air Discharge Type Top Discharge
Air Filter Washable
Auto Restart Yes
Chassis Type Top Down
Energy Saver Function Yes
Fan Speed Cooling 3
Fan Speed Only 3
Filter Alarm Function Yes
Indoor Fan Type Turbo
Outdoor Vent / Exhaust Yes
Remote Control Yes
Thermostat Control Thermistor
Timer 24 Hr, On/Off
Window Installation Kit Yes
MATERIALS/FINISHES
Color White
PERFORMANCE
BTU Performance 11, 800
BTU performance (Cooling) 11,500/11,800
CEER 10.5/10.5
dBA Level (Indoor / Outdoor) 59/65
Dehumid. (Pts/Hr) 3.9
Dry Air Flow (CFM) 265
EER 10.6
Est. Cooling Area (Sq. Ft.) 530
SUMMARY
Type Through-the-Wall Air Conditioner
UPC CODES
UPC 048231379649
WARRANTY
Parts & Labor 1 Year Parts and Labor

Quick Specs


  • Appearance

  • Type: Air Conditioner
  • Style: Wall Fit Air Conditioner

  • Dimensions

  • Width: 24"
  • Height: 14.40"
  • Depth: 20.09"

  • Features

  • Energy Star Rated: Yes

  • Cooling Capacity

  • Cooling Power: 12000 BTUs

Interactive Tour

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Professional delivery and installation is available for every product we sell. We would be happy to coordinate delivery and installation for you.

Extended warranties are usually very inexpensive and can save you thousands in the future. Some can even cover extra costs that result, such as cost of food that spoils when your fridge dies. It's simple and inexpensive to purchase extended warranties and one of the smartest ways to protect your investment.

Appliances can be large, heavy and expensive. You probably don't have the special tools or expertise needed to fix them in a crisis. If you can spare a few thousand dollars without batting an eyelash for new appliances should they break tomorrow, don't buy a warranty. But if you're like most of us, protect yourself by purchasing inexpensive extended warranties when you buy a new product and save yourself big money in the long run.

3.8 out of 5

70% of reviewers recommend this product.

5 Stars

Affordable

Anna627 9/29/2023

I love this air-conditioner. Kept my apt cool comfortable all summer I enjoyed a huge savings on my electric bills The energy saver mode is great Looks good also
Originally posted on lg.com

Yes, I recommend this product

Features

 

Quality

 

Value

 
4 Stars

Pretty good

Lisa Dimmitt 8/8/2023

I received my order but it came with broken and missing pieces
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

Excellent air conditioner

Excellent Air Conditioner 8/6/2023

This LG air conditioner works so great I love it. Its easy to operate and cool down the room so quickly and stay cool.
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

Very good features and relatively quiet.

Scatole 8/4/2023

We bought it almost exactly a month ago. Its doing what and LG product is expected to doperform well
Originally posted on lg.com

Yes, I recommend this product

Features

 

Quality

 

Value

 
5 Stars

J M M 7/30/2023

So far the air condition works. Great It fit in the sleeves just like the old one I had for 24 years which still work just getting outdated and rusty on the outside otherwise still work good hopefully I have the same results with the new one
Originally posted on lg.com

Yes, I recommend this product

Features

 

Quality

 

Value

 
5 Stars

Best Air Conditioner I Ever Owned.

Zalman12 7/30/2023

I bought and installed this air conditioner two weeks ago in the middle of a heat wave that hit New York City and it outperformed any air conditioner I ever owned. It cooled my living room and kitchen more than 500 square feet in less than 5 minutes.
Originally posted on lg.com

Yes, I recommend this product

Features

 

Quality

 

Value

 
5 Stars

Air conditioner

Deann68 7/21/2023

Landlord wouldnt replace the air conditioner so we purchased this one. Energy efficient. Love it. Electric bill cut I half. Works like a dream. Love the remote.
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

fit and btu perfect

tmg123 7/16/2023

1 month works ok grill needs more blades whole grill needs more movement blows on me and couch ?????
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
4 Stars

good quality product

pwac 6/27/2023

needed a new unit and wanted a 220 power which this has also like the remote dont have to get up to change settings.only thing i dont like is it keeps turning off compressor every so often. i would like it to run continuously
Originally posted on lg.com

Yes, I recommend this product

Features

 

Quality

 

Value

 
5 Stars

Both quiet and efficient

Cool lady 6/26/2023

I purchased this in April after reading reviews. I have an LG dvd player and it has worked well for 6 years so I gave their air conditioner a try. This through the wall unit so far runs quietly and efficiently It seems to be powerful. It cools the air from my living area to my kitchen. To date I am quite pleased.
Originally posted on lg.com

Yes, I recommend this product

Features

 

Quality

 

Value

 
1 Stars

100 DO NOT BUY

Hot Mom 5/29/2023

We bought this unit about 3 weeks ago and has been a waste of money and it doesnt cool anything. When we called customer service they informed us that the unit doesnt cool unless its greater than 70 degrees faranheit. Well guess what its above 70 and its still not cooling. It seems they believe if its 70 oitside its 70 inside which is not the case. If you want your room to be cool I suggest looking else where.
Originally posted on lg.com

No, I do not recommend this product

Features

 

Quality

 

Value

 
1 Stars

Very disappointed

Maintenance Director 4/28/2023

This product out of the box was damaged beyond repair.
Originally posted on lg.com

No, I do not recommend this product

 Incentivized Review

1 Stars

Not good at all

Manuel Rico 7629 Tejon st 9/20/2022

I spoke with the technician and I was told because the item was fairly new that they had to replace it with a new one and never heard back from him after that point
Originally posted on lg.com

No, I do not recommend this product

Features

 

Quality

 

Value

 
3 Stars

Front plastic grille vibrates too much .

LT1236cer 8/11/2022

Im not happy with the front plastic grille. It vibrates and makes too much noise.
Originally posted on lg.com

No, I do not recommend this product

Features

 

Quality

 

Value

 
1 Stars

had to return a/c unit

maintenence tech 8/9/2022

it never worked properly had to return it and seek a refund.
Originally posted on lg.com

No, I do not recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

Good features

Kostas22 7/28/2022

I bought it little bit more than a month ago and so far satisfied. Cooling really well also I like auto mode so it stops when temperature reached your desired setting. It is not very quiet as I would like but the noise is not worse than the other units I have.
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

Stand by the BRAND

AZPHWEN 7/3/2022

My experience has been fantastic with LG PRODUCTS so when my air conditioner recently failed...I did not hesitate to replace with an LG air conditioner... So far so good Im hoping this product lasts at least as long as my LG TV has 14+ years
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

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Quality

 

Value

 
1 Stars

No service

Jane S 6/27/2022

Bought in wall AC in April. Had it installed in early May. Condenser doesnt work. Entered 2 service requests but no service. Meanwhile its been pretty hot.
Originally posted on lg.com

No, I do not recommend this product

Features

 

Quality

 

Value

 
1 Stars

Dead

My first LG product 6/18/2022

I bought this wall ac unit July summer 2021. It word really well for about 6 weeks. I went to turn it on for this summer the cooling and dehumidifier are completely dead. It just blows hot air into my home. It is still under warranty but LG is making it extremely difficult to get the unit replaced or repaired. They have terrible customers serve whom says they will call you back in 2-3 days but they never do. I would love to get my money back. I have been working with much difficulty with LG on this for over 4 weeks now. Zero stars
Originally posted on lg.com

No, I do not recommend this product

 Incentivized Review

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Quality

 

Value

 
5 Stars

Cools the entire 2nd floor

John Petro 6/16/2022

We have two 15x15 bedrooms. The air conditioner is in one and when we put a fan in the hall to blow it into the other one in an hour and a half it cools it down beautifully. Works like a charm
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

cool

blackcat 2 6/5/2022

i just bought this one new after other one i had the fan motor went bad after only 3 years and i didnt get exteneded warranty the first time didnt think i would need it but i got it for new one that i just bought . it cools my apartment down really fast and works great i guess other one i got was a fluke
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

Great features

Birdie69 5/30/2022

I bought this nine days ago. Today was the first day to use it. Im happy with it. I like that its an energy star. I hope to have it for several years to come. I had a white westinghouse for 23 years went out the last couple of hot days that we had. I love that it has a remote control.
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

Great overall

maxmd 5/22/2022

Does a good job cooling our entire 900 sq ft apartment. Looks good on the wall and appears to be of decent build quality. I only wish it was running a bit quieter but I cant ask more for the price.
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 
5 Stars

Perfect fit for my apartment

Skye25 5/4/2022

this is a perfect AC unit for my apartment oh it does a great job of cooling. It looks wonderful and Pitts the opening perfectly. Everybody that sees it comments on it.
Originally posted on lg.com

Yes, I recommend this product

 Incentivized Review

Features

 

Quality

 

Value

 

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