12,000 BTU Ductless Standard Multi F AC/Inverter Heat Pump w/ Built In WiFi (Indoor Unit)


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What Sets This Unit Apart?

Highly Efficient – Carries an Energy Star certification and an impressive 21.5 SEER rating that ensures efficient performance, lower operating costs, and a longer unit lifespan.

12,000 BTU Cooling, 13,600 BTU Heating Capacity – Provides reliable year-round comfort and precision temperature control for spaces up to 550 sq. ft.

Minimal Maintenance – Features auto restart, a self-cleaning indoor coil, and a condensate sensor connection to greatly reduce the need for hands-on maintenance.

Natural Airflow – Chaos wind technology, 3M Micro Protection Filter, and 4-way auto swing ensure clean, consistent, and natural-feeling air distribution and whisper-quiet operation.

Innovative Inverter – The variable-speed compressor tailors output to match demand, boosting energy efficiency while minimizing temperature swings.

Product Overview

An air conditioner and heat pump designed for high-efficiency and low maintenance, the LG LSN120HSV5 is a sleek, wall-mounted unit that’s a smart choice for homeowners and technicians alike.

Maintenance is a breeze thanks to the self-cleaning indoor coil, auto restart, and condensate sensor connection. The unit also has a built-in inverter that optimizes energy consumption based on usage and substantially improves its service life.

Homeowner satisfaction is a given thanks to a 3M Micro Dust Filter and Chaos Wind feature, providing cleaner, fresher air and more natural airflow patterns. The unit’s even equipped with Smart ThinQ app functionality so homeowners can adjust their climate settings from anywhere.

The LG LSN120HSV5 wall unit comes complete with a wireless handheld remote control (SKU AKB74955602), owner’s manual, and everything you need to install it. Explore our resources for more information about mini splits and check out our selection of LG units here.

This is an indoor unit only, and requires an outdoor unit to function. For Single Zone Systems Outdoor Unit ( LSU120HSV5) is required. For Multi F Zones, any Multi F Outdoor Unit is compatible. Outdoor units are sold separately.

Reducers or Increasers (adapters) come with the product. All of LG's equipment comes with proper flare nuts.

This LG unit may qualify for a tax credit or rebate in your area. Search your zip code in the link below for information about rebate programs that apply to you.
LG Rebates and Incentives

LG Mini-Split, Duct-Free Air Conditioning Installation & Warranty Info

We recommend the installation of all LG Ductless Split Systems to be done by a licensed, trained & qualified HVAC technician with the proper knowledge and background. A trained technician will be able to judge the best location for the air handling (evaporator) unit and also the correct size for the area it has to cool.

Should you experience an issue during the installation or the initial startup of the unit please do not contact the manufacturer. You should have the technician that installed the units contact us or the manufacturer. LG cannot accept any service or warranty calls from anybody but a licensed HVAC technician.

Neither we or LG Electronics U.S.A. can be held liable for improper installation and operation of any LG air conditioning product purchased from our company. Should a warranty issue arise where parts will need to be replaced, an installation receipt will be required along with your sales receipt. Failure to provide a receipt or invoice may result in the warranty not being honored.

Note:Warranties on mini split air conditioners only include parts and do not include labor. The licensed HVAC Technician who installs your air conditioner should always provide you with a labor warranty (preferably for a full year to complement the manufacturers' parts warranty).

Product Type:

Indoor Unit

Heating Capacity (BTU):


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Auto Sleep





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Indoor Dimensions (H x W x D):

11-1/4" x 34-7/8" x 8-1/4"

Thermostat Range (Cooling/Heating):



7 Year (Compressor)/5 Year (Parts)