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LG LW1217ERSM 12000 BTU Air Conditioner

LG LW1217ERSM 12000 BTU Air Conditioner
Brand: LG
Category: Air Conditioner

Our Rating

The overall rating is based on review by our experts

8.5 4.3 1
  • Design 8 / 10
  • Build quality 9 / 10
  • Temperature control 9 / 10
  • Value for money 8 / 10
  • Noise Level 9 / 10
  • Overall performance 8 / 10
  • Easy to use 9 / 10
  • Customer support 8 / 10

LG 12,000 BTU 12.1 EER 115V Smart Wi-Fi Enabled Window Air Conditioner – LW1217ERSM


Key Features

  • 12,000 BTU
  • 12.1 EER
  • 3.8 (Pints/Hour) Dehumidification
  • 550 Sq. Ft. Cooling Area
  • 3 Cooling & Fan Speeds With Auto Cool
  • 265 CFM
  • Smart (WiFi)
  • White Finish



Window Opening Width (Minimum) (in.) 27
Window Opening Width (Maximum) (in.) 39
Window Opening Height (Minimum) (in.) 16
Height (in) 15
Depth (in) 22.19
Width (in) 23.63


Type Window
EER 12.1
Cooling Area (sq. ft.) 550
Amps 9.3A
Automatic Shut-Off Yes
Fan Only Setting Yes
Timer Yes
Voltage 115 V
Cooling BTU 12000
Air CFM (High) 265
Frequency (Hz) 60
Wattage 990
Refrigerant Type R32
Chassis Type Slide In-Out
Energy Saver Mode Yes
Control Type Digital
Number of Cooling Fan Speeds 3
Heat No
Remote Included Yes
Wall Sleeve Included No
Plug Type 5-15P
Wi-Fi Enabled Yes
ADA Compliant No
Dehumidification (Pints/Hr.) 3.8
Auto Cool Yes


Unit Weight (lbs) 81
Shipping Weight (lbs.) 90


LG LW1217ERSM 12000 BTU Air Conditioner Price in United States


  • With 12,000 BTUs of cooling power, the LW1217ERSM is strong enough to drop temperatures in a 450-550 square foot space. That makes it able to cool down full bedrooms, family spaces, and living rooms. Wherever your window air conditioner is, make sure you customize it to meet your comfort level. Three fan speeds and separate modes let you adjust your airflow manually. Alternatively, use the auto-cool function to set a temperature, and the LW1217ERSM will automatically stay there throughout the day.
  • On top of smart technology and mighty cooling capabilities, the LG LW1217ERSM is recognized for energy efficiency. The machine is both Energy Star rated and meets the bar for EER (Energy Efficiency Ratio). The EER measures how much energy of cooling power (BTUs) it puts out for every watt of energy. And with an EER of 12.1, this window air conditioner is considered very energy efficient. Both the environment and your wallet will thank you for staying cool efficiently.


  • Control Your Cool from Anywhere
    With the ThinQ® Technology, you can start or stop your LG air conditioner, change the mode, or set the temperature, no matter where you are. You can also use simple voice commands via Google Assistant and Amazon Alexa.
  • ENERGY STAR® Certified
    LG Air Conditioners has met the high standards of the ENERGY STAR® Program by designing products with advanced energy-efficient technologies.
  • Maximum Cooling
    LG window air conditioners provide exceptional cooling power that will keep you and your family cool, comfortable, and in control.

    • Match Room Size to BTUs/hr
      Picking the right home air conditioner is very easy with the right information. Before buying an air conditioner, find out how many BTUs you need.
  • Quiet Operation
    LG window air conditioners operate at sound levels as low as 52dB (when in low mode) eliminating unnecessary noise for smooth operation that you’ll barely notice.
  • Modern Design
    • Made to Perfection
      LG window air conditioners add powerful performance and stable durability to perfectly match your window frame.
    • Easy Installation and Usage
      LG window air conditioners are designed for easy and efficient installation and come with washable and reusable air.

      • Installation Kit
        This window unit comes with our simple and convenient installation kit so you can set up your air conditioner with ease.
      • Filter Check Reminder
        The Clean Filter LED lights up to notify you that the filter needs to be cleaned.
      • Washable Filter
        Maintenance is easy: simply remove the filter and wash it.
  • 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.

    • 24-hour On/Off Timer
      Up to 24 hours of operation time can be set, so that your air conditioner turns off when you plan it to.
    • Multiple Fan Speed
      Low, Mid, or High 3-way adjustment.
    • Auto Restart
      If the power cuts off, your unit resumes its previous operation shortly after the power is restored.


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