LG 9,000 BTU 23.8 SEER2 Wall Mounted Ductless Mini Split Heat Pump System R32 Refrigerant High Efficiency Series with Wi-Fi | KSUAB091A

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KUSAB091A-KNUAB091A
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Condition:
New
Width:
13.50 (in)
Height:
36.22 (in)
Depth:
13.38 (in)

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Overview

LG 9,000 BTU 23.8 SEER2 Wall Mounted Ductless Mini Split Heat Pump System R32 Refrigerant High Efficiency Series with Wi-Fi | KSUAB091A

LG 9,000 BTU 23.8 SEER2 Wall Mounted Ductless Mini Split Heat Pump System R32 Refrigerant High Efficiency Series, model KSUAB091A
Product details

Description

The LG Viero KUSAB091A-KNUAB091A is a compact and efficient mini split system designed to deliver 9,000 BTU of heating and cooling capacity. Featuring R-410A refrigerant and inverter-driven compressor technology, this wall-mounted unit provides quiet, precise temperature control with up to 19.5 SEER2 and 10.5 HSPF2 efficiency ratings. The system supports flexible zoning and smart connectivity, making it ideal for small residential spaces, offices, or commercial applications that demand reliable and energy-efficient climate control.

Performance
Equipped with a variable-speed inverter compressor, the KUSAB091A-KNUAB091A modulates its output to maintain stable indoor temperatures while minimizing energy consumption. Its hydrophilic-coated copper coil improves heat transfer efficiency and corrosion resistance, extending equipment lifespan. Delivering up to 400 CFM airflow, this unit ensures even temperature distribution and rapid comfort in smaller rooms or zones. The system’s high SEER2 rating reflects LG’s commitment to energy-saving design without compromising performance.

Smart Features
The unit integrates with LG ThinQ smart technology, enabling Wi-Fi remote access and compatibility with voice assistants such as Google Assistant and Amazon Alexa. Smart thermostat support and zoning capabilities allow for tailored comfort management across different areas, while energy monitoring and diagnostic alerts enhance user convenience and system efficiency.

Comfort & Noise
Operating quietly at a minimum of 21 dBA indoors, this mini split provides near-silent climate control suitable for bedrooms, study rooms, or small offices. Its auto-swing louvers and multiple fan speeds create a gentle, balanced airflow that enhances occupant comfort. The system’s Comfort Sleep mode further optimizes nighttime temperature stability with reduced noise and energy use.

Use Case Fit
Perfectly suited for small residential rooms, home offices, or light commercial spaces, the KUSAB091A-KNUAB091A supports efficient climate control in diverse regions, including temperate and moderately cold climates. Its compact size and flexible installation options make it a top choice for contractors and property managers looking to retrofit or upgrade existing HVAC systems with smart, energy-efficient solutions.

Value & Reliability
Built with durable materials and designed for long-term performance, the LG Viero KUSAB091A-KNUAB091A offers reliable operation with low maintenance needs. The corrosion-resistant outdoor condenser and efficient inverter compressor contribute to the system’s longevity. Backed by LG’s proven quality standards, this mini split presents excellent value to both wholesale buyers and direct consumers seeking dependable, cost-effective HVAC options.

Summary Wrap-Up
The LG Viero KUSAB091A-KNUAB091A mini split system combines compact size, energy-efficient performance, and smart home integration to deliver superior comfort for small-scale applications. Its quiet operation and flexible zoning capabilities make it a versatile choice for residential and light commercial use. This reliable and advanced system is a smart investment for contractors, property managers, and homeowners focused on efficiency and comfort.

Key Features

  • 9,000 BTU Capacity: Ideal for small rooms and spaces requiring efficient climate control.

  • Up to 19.5 SEER2 / 10.5 HSPF2 Efficiency: Maximizes energy savings while providing effective heating and cooling.

  • Inverter-Driven Compressor: Ensures precise temperature control and reduced energy consumption.

  • LG ThinQ Smart Connectivity: Enables remote operation and voice control through smartphone apps and assistants.

  • Ultra-Quiet Operation at 21 dBA: Provides near-silent performance suitable for bedrooms and offices.

  • Hydrophilic-Coated Coil: Enhances heat exchange efficiency and resists corrosion for long-lasting durability.

  • Flexible Zoning Support: Allows customized comfort management for multiple zones or rooms.

White Paper

Comfort for the people who live there

The right equipment keeps the rooms you live in steady and quiet, whether it's dinner in the kitchen or a weekend project in the garage.

Specifications

Extra Information

Find your comfort-ready size with confidence

Get a fast, learning-friendly estimate for tons and BTUs, then review it with a Pro to dial in the perfect fit for your home.

Brand:
LG
Width:
13.50 (in)
Height:
36.22 (in)
Depth:
13.38 (in)
Weight:
75.00 LBS
Capacity (Tons):
0.75
Cooling Capacity (BTU):
9,000
Electrical Frequency:
60 Hz
AHRI Certified:
Yes
Compressor Type:
Inverter
Configuration:
Wall Mount
Connection Type:
Flared
Zones:
1
Electrical Phase:
1-Phase
Safety Information:
⚠ WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Product Category:
Ductless Mini Split Single Zone
Prop 65 Warning:
Yes
Heating Output (BTU):
Under 10,000 BTU
Refrigerant Type:
R-32
Mount Type:
Wall Mount
System Type:
Heat Pump
SEER2:
20+ SEER2
Voltage / Phase:
208/230V 1-Phase
Wi-Fi Control:
Built-In (LG ThinQ)
Outdoor Unit KUSAB091A - Nominal Capacity (Tons):
0.75
Outdoor Unit KUSAB091A - Cooling Capacity (BTU/h):
9,000
Outdoor Unit KUSAB091A - Heating Capacity (BTU/h):
10,900
Outdoor Unit KUSAB091A - Refrigerant:
R-32
Outdoor Unit KUSAB091A - Voltage/Phase/Hz:
208-230 V / 1 Ph / 60 Hz
Outdoor Unit KUSAB091A - Minimum Circuit Ampacity (MCA):
12 A
Outdoor Unit KUSAB091A - Maximum Overcurrent Protection (MOP):
15 A
Outdoor Unit KUSAB091A - Compressor Type:
Inverter Twin Rotary
Outdoor Unit KUSAB091A - Minimum Heating Temp (F):
-4 F
Outdoor Unit KUSAB091A - Sound Level (dB):
47
Outdoor Unit KUSAB091A - Liquid Line Size:
1/4 in
Outdoor Unit KUSAB091A - Suction Line Size:
3/8 in
Outdoor Unit KUSAB091A - Unit Dimensions (W x D x H):
30.31 in x 11.34 in x 21.47 in
Outdoor Unit KUSAB091A - Unit Weight:
68.8 lb
Outdoor Unit KUSAB091A - Shipping Weight:
75.6 lb
Indoor Unit KNUAB091A - Type:
Wall Mounted
Indoor Unit KNUAB091A - Nominal Capacity (Tons):
0.75
Indoor Unit KNUAB091A - Cooling Capacity (BTU/h):
9,000
Indoor Unit KNUAB091A - Heating Capacity (BTU/h):
10,900
Indoor Unit KNUAB091A - Refrigerant:
R-32
Indoor Unit KNUAB091A - Airflow (CFM):
169-268
Indoor Unit KNUAB091A - Sound Level (dB):
27-36
Indoor Unit KNUAB091A - Liquid Line Size:
1/4 in
Indoor Unit KNUAB091A - Suction Line Size:
3/8 in
Indoor Unit KNUAB091A - Unit Weight:
19.73 lb
Indoor Unit KNUAB091A - Shipping Weight:
22.7 lb
Please Note: To validate the manufacturer's warranty, equipment must be installed by a qualified licensed professional in accordance with local codes and the manufacturer's installation requirements.

2023 Energy Standards

Department of Energy (DOE) State Regulations – Effective 2023

Click the link below to view the energy standards applicable to your region.

DOE State Standards Document

Department of Energy (DOE) State Regulations – Effective 2023

Click the link below to view the energy standards applicable to your region.

DOE State Standards Document

Documents & warranty
Warranty
10 Years Compressor & 10 Years Parts | Registration Required within 60 Days of Purchase
Videos2 videos
Introduction to LG Ductless Mini Split Systems
Frequently asked questions
What size is the ?
The is a 0.75 ton unit.
How much cooling does the provide?
It is rated for 9,000 BTU of cooling.
How many zones does the support?
It supports 1 zone(s).
What refrigerant does the use?
It uses R-32 refrigerant.
What is the SEER2 rating of the ?
The is rated at 20+ SEER2 SEER2.
What power supply does the need?
It requires 208/230V 1-Phase power.
Can the be controlled over Wi-Fi?
Built-In (LG ThinQ).
What warranty comes with the KUSAB091A-KNUAB091A?
10 Years Compressor & 10 Years Parts | Registration Required within 60 Days of Purchase
Who makes the KUSAB091A-KNUAB091A?
The KUSAB091A-KNUAB091A is made by LG.