LG 18,000 BTU Multi F Mid Static Multi /Single Zone Concealed Duct Mini Split Air Handler - R32| 230V

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LG

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Model

KNUJB181A

ID

235765

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Product Features
  • 18,000 BTU Concealed Duct Air Handler
  • Perfect for Rooms Up to 600-1,000 sq ft
  • Concealed Duct Design For A Clean, Hidden Look
  • Uses 1/4" x 1/2" Line Set
  • Equipped with R32 Leak Detection Sensor
  • 7 Years Parts Warranty with Online Registration

LG 18,000 BTU Multi F Mid Static Multi/Single‑Zone Concealed Duct Mini Split Air Handler – R32 | 230V

This mid-static concealed duct mini split air handler provides powerful, flexible airflow for larger bedrooms, offices, and commercial spaces. It handles extended duct runs and integrates perfectly with LG Multi F outdoor condensers for Multi/Single‑zone comfort.

Key Features

  • LG Multi F System Compatibility: Designed for high-capacity LG Multi F single-zone and multi-zone applications, providing flexible heating and cooling solutions.
  • 18,000 BTU Cooling and 20,000 BTU Heating Capacity: Delivers powerful year-round comfort for suitable spaces, depending on insulation, layout, and climate conditions.
  • Mid-Static Pressure Performance: Supports external static pressure up to 0.59 inches of water gauge (WG), making it suitable for extended duct applications.
  • Flexible Installation with ESP Control: Supports horizontal or vertical mounting and external static pressure (ESP) adjustment to accommodate different duct layouts and airflow requirements.
  • Quiet BLDC Inverter Fan: Operates at sound levels of 36/32/29 dB(A), providing quiet airflow for comfortable indoor environments.
  • High Airflow and Built-In Features: Delivers up to 635 CFM of airflow and includes a built-in drain pump and R32 refrigerant leak detection for added convenience and safety support.

Warranty

LG products include a 10-year warranty with the requirement that installation is completed by a licensed contractor and that the product is registered at https://lg-dfs-warranty.com/ within 60 days of installation.

More Information
LG 18,000 BTU Multi F Mid Static Multi /Single Zone Concealed Duct Mini Split Air Handler - R32| 230V
FeatureSpec
SKUKNUJB181A
Weight (in lbs)61.5
Brand/ManufacturerLG
UPC195174080511
ControllerWireless Included
Cooling BTU18,000 BTU
Heating BTU20,000 BTU
Maximum CFM635.7 Hi / 529.7 Med / 423.8 Lo CFM (Airflow)
Decibel Level (dBA)29-36 dBA
RefrigerantR32
Liquid Line 1/4"
Suction Line 1/2"
Electrical208-230V | 1Phase | 60Hz
BTU/Tonnage18,000 BTU/1.5 Ton
Mini Split TypeConcealed Duct
Zone CompatibilityMulti Zone
Height9.78"
Width35.56"
Depth24.37"
Warranty10 Year Compressor / 7 Years Parts Warranty with Online Registration
Resources You will need AdobeA® AcrobatA® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
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