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Home > Air Conditioners > Mini Split Air Conditioners > KSSAE181A
LG KSSAE181A - 18,000 BTU Single Zone Mini Split System
LG KSSAE181A - 18,000 BTU Single Zone Mini Split System
LG KSSAE181A - 18,000 BTU Single Zone Indoor Wall Mounted Split Type with Built-in Wi-Fi
LG KSSAE181A - 19,000 BTU Single Zone Outdoor Unit with Inverter Heat Pump
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LG KSSAE181A
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Dealer

LG
KSSAE181A
18,000 BTU Single Zone Mini Split System with Inverter Heat Pump, Built-in Wi-Fi, 2 Way Auto Swing, Self-Cleaning Indoor Coil, Sleep Mode, Ultra-Quiet Operation, and R32 Refrigerant

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included items
18,000 BTU Single Zone Indoor Unit (KNSAE181A)
• Built-in Wi-Fi, 2 Way Auto Swing, Self-Cleaning Indoor Coil
19,000 BTU Single Zone Outdoor Unit (KUSAE181A)
• Inverter Heat Pump, Built-in Wi-Fi, Auto Restart
To order or learn more please call us at:
800-570-3355
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Product Information
Brand: LG
Model: KNSAE181A
Dimensions & Weights
Width: 39 9/32 Inch
Depth: 11 13/16 Inch
Height: 13 19/32 Inch
Net Weight: 26 Lbs.
Shipping Weight: 30 Lbs.
Capacity
Heating Capacity: 19,000 BTU
Cooling Capacity: 18,000 BTU
General
AC System Type: Mini Split
Component Type: Indoor Unit
Operation: Cooling with Heat Pump
Wireless Remote Control(s) Included: Included
Thermostat Range - Cooling (F°): 53-75
Thermostat Range - Heating (F°): 60-86
Electrical Data
Power Source V / Hz / Ø: (208/230/60/1)
Performance
Fan: Cross-Flow
Motor: Brushless Digitally Controlled
Energy Star Certified: Yes
Moisture Removal (Pts/hr): 3.38 Pts./Hr.
Airflow Rate Quiet (CFM): 371 CFM
Airflow Rate Low (CFM): 459 CFM
Airflow Rate Medium (CFM): 512 CFM
Airflow Rate High (CFM): 689 CFM
Operating Sound Level - Quiet (dB): 32 dB
Operating Sound Level - Low (dB): 38 dB
Operating Sound Level - Medium (dB): 43 dB
Operating Sound Level - High (dB): 48 dB
Piping Connections
Power and Communication Cable - No.: 4
Power and Communication Cable - AWG: 14
Refrigeration System
Refrigerant Type: R-32
Refrigerant Control: EEV
Piping Length (No Additional Refrigerant): 24.6 Ft.
Min. Line Length - Each: 9.8 Ft.
Max. Line Length - Total: 65.6 Ft.
Features
Program Timer: Yes
Sleep Mode: Yes
Self-Cleaning Indoor Coil: Yes
4-Way Swing: Yes
No. of Fan Speeds: 6
WiFi Connected: Yes
Technical Details
ADA Compliant: No
Voltage: 230 Volts
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Description

18,000 BTU Single Zone Indoor Wall
The LG 18,000 BTU Single Zone Indoor Wall Mounted Split delivers efficient and reliable heating and cooling for single-room applications. Designed for quiet operation and energy efficiency, it features advanced inverter technology for precise temperature control and reduced energy consumption. Its sleek wall-mounted design saves space while providing powerful performance, making it an ideal solution for year-round comfort in residential and small commercial spaces.

Specifications

Performance
Cooling Capacity:  
18,000
SEER2:  
18
EER2:  
12
Heating Capacity:  
19,000
HSPF2:  
8.3
Electrical
Power Supply (V¹/Hz/Ø):  
208-230/60/1
MOP (A):  
20
MCA (A):  
15
Cooling Rated Amps (A):  
10.1
Heating Rated Amps (A):  
10.6
Compressor (A):  
10.0
Fan Motor (IDU + ODU) (A):  
0.6 + 0.4
Cooling Power Input (kW) (Min~Rated~Max @95°F) (kW):  
0.238 ~ 1.5 ~ 2.18
Heating Power Input (kW) (Min~Rated~Max @47°F) (kW):  
0.238 ~ 1.6 ~ 2.45
Piping
Liquid Line (in., O.D.):  
1/4
Vapor Line (in., O.D.):  
1/2
Additional Refrigerant (oz./ft.):  
0.22
Min. / Max. Pipe Length (ft.)²:  
9.8 / 65.6
Piping Length (no add’l refrig., ft.):  
24.6
Max. Elevation (ft.):  
32.8
Operating Range Indoor Unit
Cooling (°F DB):  
53 ~ 75
Heating (°F WB):  
60 ~ 86
System Data
Refrigerant Type:  
R32
Refrigerant Control:  
EEV
Refrigerant Charge (lbs.):  
2.43
IDU Sound Pressure
Cooling (H/M/L/Sleep) (±1 dB[A])³:  
48 / 43 / 38 / 32
Heating (H/M/L) (±1 dB[A])³:  
48 / 43 / 38
IDU Net / Shipping Weight (lbs.):  
26 /30
Heat Exchanger Coating:  
GoldFin™
Fan
IDU Type:  
Cross Flow
Fan Speeds (Fan/Cool/Heat):  
6 / 6 / 6
Quantity (ODU + IDU):  
1 + 1
Motor/Drive:  
Brushless Digitally Controlled/Direct
IDU Air Flow
Cooling, Max/H/M/L (CFM):  
689 / 512 / 459 / 371
Heating, Max/H/M/L (CFM):  
653 / 565 / 477 / 388
Dehumidification (pts./hr.):  
3.38
Dimension and Weight
Width:  
39 9/32”
Depth:  
11 13/16“
Height:  
13 19/32“
Weight:  
26 lbs.

Features

Built-in Wi-Fi
  • Allows remote control and monitoring via a smartphone app for added convenience.
2 Way Auto Swing
  • Distributes airflow evenly for improved comfort and temperature balance.
Self-Cleaning Indoor Coil
  • Helps prevent bacteria and mold buildup, ensuring cleaner air and improved efficiency.
Sleep Mode
  • Optimizes temperature settings for energy-efficient, comfortable sleep.
Ultra-Quiet Operation
  • Minimizes noise levels for a peaceful indoor environment.
R32 Refrigerant
  • An eco-friendly refrigerant that enhances efficiency and reduces environmental impact.
Other Features
  • 24-Hour On/Off Timer
  • Auto Changeover
  • Jet Cool/Jet Heat
  • Smart Care
  • Smart Diagnosis
  • Energy Saving
  • Inverter (variable speed compressor)
  • Included Accessories Wireless Remote Controller — AKB76044207
California residents see Prop 65 WARNINGS

Reviews

Manuals & Guides

Specification Sheet
Owners Manual
Product Information
Brand: LG
Model: KUSAE181A
Dimensions & Weights
Width: 34 1/4 Inch
Depth: 12 5/16 Inch
Height: 25 19/32 Inch
Net Weight: 92 Lbs.
Shipping Weight: 102 Lbs.
Capacity
Heating Capacity: 19,000 BTU
Cooling Capacity: 18,000 BTU
Min Connectable Capacity: 3,685 BTU
Max Connectable Capacity: 23,000 BTU
General
AC System Type: Mini Split
Component Type: Outdoor Unit
Operation: Cooling with Heat Pump
Electrical Data
Power Source V / Hz / Ø: (208/230/60/1)
Minimum Ampacity (Amps): 20 Amps
Max. TD Fuse/Breaker: 15 Amps
Performance
Energy Star Certified: Yes
Piping Connections
Power and Communication Cable - No.: 4
Power and Communication Cable - AWG: 14
Refrigeration System
Refrigerant Type: R-32
Refrigerant Control: EEV
Piping Length (No Additional Refrigerant): 24.6 Ft.
Min. Line Length - Each: 9.8 Ft.
Max. Line Length - Total: 65.6 Ft.
Max. Height Diff. btwn. Indoor and Outdoor Units: 32.8 Ft.
Outside Temperature Range for Cooling - Min.: 14 °F
Outside Temperature Range for Cooling - Max.: 118 °F
Outside Temperature Range for Heating - Min.: 5 °F
Outside Temperature Range for Heating - Max.: 65 °F
Features
Sleep Mode: Yes
Inverter (Variable speed compressor): Yes
No. of Fan Speeds: 6
WiFi Connected: Yes
Technical Details
ADA Compliant: No
Voltage: 230/208 Volts
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Description

19,000 BTU Single Zone Outdoor Unit with Inverter Heat Pump
The LG Mega 115V Single Zone Inverter Heat Pump delivers powerful and energy-efficient heating and cooling with 19,000 BTU capacity, R-32 refrigerant, and a 18 SEER2 rating. Designed for single-zone applications, it operates on a 115V power supply and features built-in WiFi for convenient remote control. Its inverter technology ensures optimal performance, energy savings, and quiet operation, making it ideal for residential and light commercial spaces.

Specifications

Performance
Cooling Capacity:  
18,000
SEER2:  
18
EER2:  
12
Heating Capacity:  
19,000
HSPF2:  
8.9
Electrical
Power Supply (V¹/Hz/Ø):  
208-230/60/1
MOP (A):  
20
MCA (A):  
15
Cooling Rated Amps (A):  
10.1
Heating Rated Amps (A):  
10.6
Compressor (A):  
10.0
Fan Motor (IDU + ODU) (A):  
0.6 + 0.4
Cooling Power Input (kW) (Min~Rated~Max @95°F) (kW):  
0.238 ~ 1.5 ~ 2.18
Heating Power Input (kW) (Min~Rated~Max @47°F) (kW):  
0.238 ~ 1.6 ~ 2.45
Piping
Liquid Line (in., O.D.):  
1/4
Vapor Line (in., O.D.):  
1/2
Additional Refrigerant (oz./ft.):  
0.22
Min. / Max. Pipe Length (ft.)²:  
9.8 / 65.6
Piping Length (no add’l refrig., ft.):  
24.6
Max. Elevation (ft.):  
32.8
Operating Range Outdoor Unit
Cooling (°F DB):  
14 ~ 118
Heating (°F WB):  
5 ~ 65
System Data
Refrigerant Type:  
R32
Refrigerant Control:  
EEV
Refrigerant Charge (lbs.):  
2.43
ODU Sound Pressure (Cooling / Heating) (±1 dB[A])³:  
55 / 55
ODU Net / Shipping Weight (lbs.):  
92.6 / 102.5
Heat Exchanger Coating:  
GoldFin™
Fan
ODU Type:  
Propeller
Motor/Drive:  
Brushless Digitally Controlled/Direct
ODU Max. Air Flow Rate (CFM):  
1,730
Dehumidification (pts./hr.):  
3.38
Dimension and Weight
Width:  
34 1/4”
Depth:  
12 5/16“
Height:  
25 19/32“
Weight:  
92.6 lbs.

Features

Inverter Heat Pump
  • Provides efficient heating and cooling with precise temperature control and energy savings.
Built-in Wi-Fi
  • Enables remote control and monitoring via a smartphone app for convenience and flexibility.
Auto Restart
  • Automatically resumes operation with previous settings after a power outage.
Ultra-Quiet Operation
  • Designed for minimal noise, ensuring a comfortable and peaceful indoor environment.
R32 Refrigerant
  • A more eco-friendly refrigerant with improved efficiency and lower environmental impact.
Other Features
  • Auto Changeover
  • Jet Cool/Jet Heat
  • Smart Care
  • Smart Diagnosis
  • Energy saving
  • Inverter (variable speed compressor)
  • Included Accessories Wireless Remote Controller — AKB76044207
California residents see Prop 65 WARNINGS

Reviews

Manuals & Guides

Specification Sheet
Owner's Manual
BTU Calculator