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LG 48,000 BTU LGRED 17.8 SEER2 Single Zone Concealed Duct Mini Split Heat Pump System - R32 | 230V

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Model

KUSXA481A / KNSJB481A

ID

235829

Was $9,865.00
Your Low Price $7,892.00
 
Product Features
  • Ideal For Rooms Up To 2,500 sq ft
  • High-Efficiency 17.8 SEER2 Performance
  • 10-year warranty. Restrictions apply
  • Auto mode adjusts airflow and refrigerant flow for comfort
  • High efficiency inverter condenser
  • Hot-Start prevents cold air during heating
Customize LG 48,000 BTU LGRED 17.8 SEER2 Single Zone Concealed Duct Mini Split Heat Pump System - R32 | 230V
48k BTU LGRED Multi Zone Condenser
48k BTU LGRED Multi Zone Condenser   + $5,172.00
48k BTU Medium Static Pressure Concealed Duct
48k BTU Medium Static Pressure Concealed Duct   + $2,720.00
 15 feet - 3/8" and 5/8" Line Set & Control Wire
30" Wall Mount Bracket
Installation Kit for Condensers
LG Simple Remote Controller
lg 48 000 btu lgred 17 8 seer2 single zone concealed duct mini split heat pump system r32 230v 235829

$7,892.00

OVERVIEW

The LG Single Zone Concealed Duct Mini Split Heat Pump System delivers efficient, discreet, and flexible year-round comfort for spaces where a traditional wall-mounted indoor unit is not the preferred solution. Designed to be installed out of sight above a ceiling or within a concealed space, this system combines the sleek appearance of hidden ductwork with the efficiency and zoning advantages of a ductless mini split heat pump. It is an excellent choice for homeowners, offices, additions, bedrooms, retail spaces, and other areas that require dependable heating and cooling without sacrificing interior aesthetics.

Key Product Features

  • Concealed Indoor Unit: Designed for discreet installation above ceilings or in other suitable concealed spaces, helping maintain a clean and uncluttered interior appearance.
  • Single-Zone Comfort: Provides dedicated heating and cooling for one room or designated zone, allowing targeted temperature control.
  • Heat Pump Operation: Delivers both heating and cooling from one system to provide year-round indoor comfort.
  • Ducted Air Distribution: Uses compact ductwork and discreet grilles to distribute conditioned air throughout the designated space.
  • Space-Saving Design: Concealed installation helps preserve valuable wall and floor space compared with traditional indoor HVAC equipment.
  • Efficient Inverter Technology: Applicable LG systems use variable-capacity inverter technology to adjust operation according to comfort demand for efficient performance.
  • Flexible Installation: Well suited for additions, renovations, bedrooms, offices, commercial spaces, and areas where traditional ductwork is impractical.
  • Clean, Low-Profile Appearance: Keeps the indoor HVAC equipment hidden while allowing only the supply and return grilles to remain visible.

What’s Included

  • Outdoor condenser — 48,000 BTU Multi F LGRED, 17.8 SEER2
  • Indoor Concealed Duct Air handler — 48,000 BTU
  • Installation manual

Recommended Accessories

  • Refrigerant line set
  • Wall bracket or Condenser pad
  • Insulation kit with Surge Protector
  • Thermostat Controller

Warranty Information

LG products include a 10-year limited warranty when installed by a licensed contractor and registered within 60 days of installation. To register your product and review warranty details, visit https://lg-dfs-warranty.com/.


LG Concealed Duct Mini Split System

Unlike conventional central HVAC systems that rely on extensive ductwork throughout an entire building, a concealed duct mini split can condition an individual space or zone while keeping the indoor unit hidden from view. Air is delivered through discreet supply grilles, allowing the system to blend naturally into the room's design. This makes the LG Single Zone Concealed Duct Mini Split Heat Pump System particularly appealing for spaces with architectural, design, or installation requirements where a visible indoor unit would be undesirable.

As a heat pump system, it provides both cooling and heating from one system, helping maintain comfortable indoor temperatures throughout the year. During warmer months, the system removes heat from the conditioned space to provide cooling. When temperatures drop, the heat pump reverses operation to provide heating, offering a convenient all-season comfort solution without requiring separate air-conditioning and heating equipment.


Discreet Comfort With Concealed Installation

One of the biggest advantages of an LG concealed duct mini split is its ability to remain virtually hidden from view. The indoor unit can be installed above a finished ceiling or in another suitable concealed location, while only the supply and return grilles are visible within the conditioned space. This design is ideal for rooms where appearance matters. Instead of mounting a large indoor unit on a wall, homeowners and designers can maintain a clean, streamlined interior while still enjoying the comfort of a dedicated HVAC system.

The concealed design also provides greater flexibility when planning room layouts. Furniture, artwork, shelving, and other interior elements do not have to be positioned around a wall-mounted indoor unit.


Year-Round Heat Pump Comfort

A heat pump provides both heating and cooling capabilities, making the LG Single Zone Concealed Duct Mini Split a versatile solution for year-round indoor comfort. In cooling mode, the system transfers heat from inside the space to the outdoors. In heating mode, the refrigeration cycle reverses, allowing the system to extract available heat energy from outdoor air and transfer it indoors.

This dual-function operation can reduce the need for separate heating and cooling equipment and provides homeowners with one streamlined system for maintaining comfortable indoor temperatures throughout changing seasons.

48k BTU LGRED Multi Zone Condenser

LG 48,000 BTU LGRED Multi Zone Mini Split Heat Pump Condenser – R32 | 230V

This LGRED high-capacity outdoor condenser is designed for large-scale multi-zone ductless mini split systems, delivering strong heating performance in low ambient temperatures while maintaining efficient cooling operation. With a 48,000 BTU (4-ton class) capacity, it is built for larger residential homes or light commercial applications requiring multiple indoor zones and high total load capacity.

Key Features

  • LGRED cold-climate heat pump technology for enhanced low-temperature heating performance
  • Inverter-driven compressor for efficient variable-speed operation
  • 48,000 BTU capacity designed for high-capacity multi-zone system configurations
  • Uses R32 refrigerant for improved efficiency and reduced environmental impact
  • Supports multiple indoor air handlers for flexible zoning layouts
  • Engineered for stable, quiet, and reliable year-round operation

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.

48k BTU Medium Static Pressure Concealed Duct

LG 48,000 BTU Multi F Convertible Mid Static Single Zone Concealed Duct Mini Split Air Handler – R32 | 230V

This concealed duct (mid static) air handler is designed for high-capacity, discreet climate control in large spaces up to approximately 2,000–2,500 sq ft. Ideal for homes, offices, and light commercial applications, it installs above ceilings or in concealed mechanical spaces, delivering conditioned air through ductwork for a clean interior finish while maintaining strong, even comfort across the entire zone.

Key Features

  • Covers up to 2,500 sq ft
  • Up to ~21.2 SEER2 efficiency when paired with compatible LG Multi F outdoor units
  • Built-in Wi-Fi compatibility for smart control and remote monitoring
  • Operates in a wide temperature range for reliable performance in mild to cold climates

Feature Highlights

Efficiency (SEER2)
When paired with an LG Multi F outdoor condenser, this system can achieve high SEER2 efficiency, helping reduce energy consumption while maintaining consistent indoor comfort. Inverter-driven compressor technology continuously adjusts output based on real-time demand, improving efficiency and reducing unnecessary energy use for large spaces.

Quiet Operation
Because the air handler is installed in a concealed ceiling or mechanical space, operational noise is significantly reduced in occupied rooms. This makes it ideal for bedrooms, offices, and open layouts where quiet, unobtrusive comfort is essential.

Right-Sized Power
With a 48,000 BTU capacity, this mid static ducted unit is designed for large spaces requiring strong and evenly distributed airflow through ductwork. It helps eliminate hot and cold spots by delivering balanced air to multiple vents, making it highly effective for large single-zone applications or open floor plans.

What's Included

  • Indoor concealed duct air handler — 48,000 BTU capacity
  • Compatible with LG Multi F outdoor condenser (sold separately)
  • Wireless remote control
  • Installation manual

Recommended Accessories

  • Refrigerant line set
  • Supply and return ductwork with grilles
  • Ceiling mounting hardware or hanger kit
  • Drain hose and insulation kit

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 within 60 days of installation at https://lg-dfs-warranty.com/.

Installation Kit for Condensers

Ensure a professional and secure installation for your condenser with this comprehensive installation kit. Designed to provide all the essential components needed for a smooth setup, this kit helps protect your system while ensuring proper electrical and refrigerant connections.

What’s Included:

  • 3/4" x 6' Electrical Whip – SKU: 84138
  • 60A Non-Fused Disconnect – SKU: 83335
  • Surge Protector – SKU: ICM517
  • CPS Charging Adapter – SKU: 87-AD87
  • Telescoping Wall Sleeve – SKU: NFP-75

Equip your condenser with everything needed for a safe, durable, and professional installation. Order your Condenser Installation Kit today!

30" Wall Mount Bracket

This wall mount bracket is perfect for outdoor condensers. The length of the wall bracket arms are 30" long. The condensing unit is mounted onto the L-shaped brackets and fastened using bolts and anti-vibration washers (not included with brackets).

Features:

  • Steel: 10 GA
  • Powder-coated grey Finish
  • Load rating: 600 lbs per pair
  • Holes will accommodate anchors for installation
  • Warranty: 1 year

No Return Policy

All sales of this product are final and are non-refundable.

Equipment Pad and Risers Kit

E Lite Condenser Pad and Risers

E Lite Condenser Pad

E Lite Condenser Pad is designed to provide solid support for air conditioning condensers. It's made from sturdy polypropylene, striking a balance between lightness and stability. Its robust design ensures a level ground without the need for extra components.

Key Features:

  • Reliable Support: Abundance of ridges for stable ground support.
  • Durable and Lightweight: Tough yet not excessively heavy, thanks to polypropylene construction.
  • Anti-Slip: The surface prevents slipping, and rounded edges enhance safety.
  • Simple Appearance: Gray color with size labels.
  • Versatile Use: Suitable for condensers, pipes, ducts, cables, and more.

E Lite Risers

E Lite Risers complement the Condenser Pad, allowing you to adjust your setup as needed. They are constructed from weather-resistant PVC for outdoor use.

Key Features:

  • Weather Resistance: Made from tough PVC for long-lasting performance.
  • Secure Setup: The track securely holds bolts in place.
  • Bolts Included: Each set comes with two bolts.
  • Strong Support: Capable of handling loads of up to 397 pounds.

E Lite Condenser Pad and Risers offer reliable support without any complications. They are built to last and deliver efficient performance. Consider E Lite for your support needs – it's a practical solution for your projects.

No Return Policy

All sales of this product are final and are non-refundable.

15 feet - 3/8" and 5/8" Line Set & Control Wire

Complete your mini-split installation with this convenient Line Set & Control Wire Bundle, designed to provide both the refrigerant lines and communication wire needed for reliable system performance. This bundle includes a heavy-duty 15-foot refrigerant line set with 3/8" liquid line and 5/8" suction line featuring durable flared ends for secure connections, along with a matching 15-foot 14/4 stranded copper control wire for dependable communication between indoor and outdoor mini-split components.

The insulated refrigerant lines help improve efficiency and durability, while the flexible control wire is built to withstand demanding HVAC installation environments. Ideal for ductless mini-split air conditioning and heat pump systems, this bundle helps simplify installation by combining two essential components into one convenient package.

What's Included

  • 15 ft. insulated refrigerant line set
  • 15 ft. 14/4 mini-split control wire
  • 3/8" liquid line with flared ends
  • 5/8" suction line with flared ends

Features

  • 1/2" thick insulation for improved efficiency
  • Heavy-duty refrigerant line construction
  • Stranded copper wire for reliable conductivity
  • Flexible and durable installation materials
  • Compatible with most mini-split systems
  • Ideal for HVAC installations and replacements
25 feet - 3/8" and 5/8" Line Set & Control Wire

Complete your mini-split installation with this convenient Line Set & Control Wire Bundle, designed to provide both the refrigerant lines and communication wire needed for reliable system performance. This bundle includes a heavy-duty 25-foot refrigerant line set with 3/8" liquid line and 5/8" suction line featuring durable flared ends for secure connections, along with a matching 25-foot 14/4 stranded copper control wire for dependable communication between indoor and outdoor mini-split components.

The insulated refrigerant lines help improve efficiency and durability, while the flexible control wire is built to withstand demanding HVAC installation environments. Ideal for ductless mini-split air conditioning and heat pump systems, this bundle helps simplify installation by combining two essential components into one convenient package.

What's Included

  • 25 ft. insulated refrigerant line set
  • 25 ft. 14/4 mini-split control wire
  • 3/8" liquid line with flared ends
  • 5/8" suction line with flared ends

Features

  • 1/2" thick insulation for improved efficiency
  • Heavy-duty refrigerant line construction
  • Stranded copper wire for reliable conductivity
  • Flexible and durable installation materials
  • Compatible with most mini-split systems
  • Ideal for HVAC installations and replacements
LG Simple Remote Controller

Description

30 feet - 3/8" and 5/8" Line Set & Control Wire

Complete your mini-split installation with this convenient Line Set & Control Wire Bundle, designed to provide both the refrigerant lines and communication wire needed for reliable system performance. This bundle includes a heavy-duty 30-foot refrigerant line set with 3/8" liquid line and 5/8" suction line featuring durable flared ends for secure connections, along with a matching 30-foot 14/4 stranded copper control wire for dependable communication between indoor and outdoor mini-split components.

The insulated refrigerant lines help improve efficiency and durability, while the flexible control wire is built to withstand demanding HVAC installation environments. Ideal for ductless mini-split air conditioning and heat pump systems, this bundle helps simplify installation by combining two essential components into one convenient package.

What's Included

  • 30 ft. insulated refrigerant line set
  • 30 ft. 14/4 mini-split control wire
  • 3/8" liquid line with flared ends
  • 5/8" suction line with flared ends

Features

  • 1/2" thick insulation for improved efficiency
  • Heavy-duty refrigerant line construction
  • Stranded copper wire for reliable conductivity
  • Flexible and durable installation materials
  • Compatible with most mini-split systems
  • Ideal for HVAC installations and replacements
LG - Wired Remote Controller

LG Standard III Wired Remote Controller PREMTB101

35 feet - 3/8" and 5/8" Line Set & Control Wire

Complete your mini-split installation with this convenient Line Set & Control Wire Bundle, designed to provide both the refrigerant lines and communication wire needed for reliable system performance. This bundle includes a heavy-duty 35-foot refrigerant line set with 3/8" liquid line and 5/8" suction line featuring durable flared ends for secure connections, along with a matching 35-foot 14/4 stranded copper control wire for dependable communication between indoor and outdoor mini-split components.

The insulated refrigerant lines help improve efficiency and durability, while the flexible control wire is built to withstand demanding HVAC installation environments. Ideal for ductless mini-split air conditioning and heat pump systems, this bundle helps simplify installation by combining two essential components into one convenient package.

What's Included

  • 35 ft. insulated refrigerant line set
  • 35 ft. 14/4 mini-split control wire
  • 3/8" liquid line with flared ends
  • 5/8" suction line with flared ends

Features

  • 1/2" thick insulation for improved efficiency
  • Heavy-duty refrigerant line construction
  • Stranded copper wire for reliable conductivity
  • Flexible and durable installation materials
  • Compatible with most mini-split systems
  • Ideal for HVAC installations and replacements
LG Deluxe Wired Remote Controller

OVERVIEW

The LG Deluxe Wired Remote Controller (PREMTAB31) provides intuitive touchscreen control for compatible LG HVAC systems, making it easy to manage comfort and energy use. With built-in Wi-Fi and LG ThinQ® compatibility, users can conveniently adjust operation modes, temperature settings, scheduling, and energy management functions while viewing real-time room temperature, humidity, and date/time information. Designed for seamless system control, it offers an advanced and user-friendly interface for residential and light commercial applications.

50 feet - 3/8" and 5/8" Line Set & Control Wire

Complete your mini-split installation with this convenient Line Set & Control Wire Bundle, designed to provide both the refrigerant lines and communication wire needed for reliable system performance. This bundle includes a heavy-duty 50-foot refrigerant line set with 3/8" liquid line and 5/8" suction line featuring durable flared ends for secure connections, along with a matching 50-foot 14/4 stranded copper control wire for dependable communication between indoor and outdoor mini-split components.

The insulated refrigerant lines help improve efficiency and durability, while the flexible control wire is built to withstand demanding HVAC installation environments. Ideal for ductless mini-split air conditioning and heat pump systems, this bundle helps simplify installation by combining two essential components into one convenient package.

What's Included

  • 50 ft. insulated refrigerant line set
  • 50 ft. 14/4 mini-split control wire
  • 3/8" liquid line with flared ends
  • 5/8" suction line with flared ends

Features

  • 1/2" thick insulation for improved efficiency
  • Heavy-duty refrigerant line construction
  • Stranded copper wire for reliable conductivity
  • Flexible and durable installation materials
  • Compatible with most mini-split systems
  • Ideal for HVAC installations and replacements
More Information
LG 4 Ton 20.9 SEER LGRED High Efficiency Heat Pump Condenser - R32 | 230V
FeatureSpec
SKUKUSXA481A
Refrigerant Charge7.5 lbs (Pre-charged for 24.6 ft line set)
Weight (in lbs)238.1
AHRI Certificate Number214837931
Brand/ManufacturerLG
UPC195174085752
Cooling BTU48,000 BTU
Heating BTU52,000 BTU
Decibel Level (dBA)56 dBA
Energy StarYes
RefrigerantR32
HSPF29.3
SEER2 (Efficiency)20.9
EER212.7
Liquid Line3/8"
Suction Line5/8"
Electrical208-230V | 1Phase | 60Hz
Max Breaker Size40 Amps
Min. Breaker Size32 Amps
BTU/Tonnage48,000 BTU/4 Ton
Min/Max Outdoor Temp for Heating-13°F - 64°F
Min/Max Outdoor Temp for Cooling5°F - 118°F
Zone CompatibilitySingle Zone
Height57.60"
Width18.15"
Depth45.16"
WarrantyLG 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.
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
LG 48,000 BTU Multi F Convertible Mid Static Single Zone Concealed Duct Mini Split Air Handler - R32| 230V
FeatureSpec
SKUKNSJB481A
Weight (in lbs)110.67
Brand/ManufacturerLG
UPC195174080559
ControllerWireless Included
Cooling BTU46,500 BTU
Heating BTU52,000 BTU
Maximum CFM1765 Hi / 1589 Med / 1412 Lo CFM (Airflow)
Decibel Level (dBA)39-42 dBA
RefrigerantR32
Liquid Line 3/8"
Suction Line 5/8"
Electrical208-230V | 1Phase | 60Hz
BTU/Tonnage48,000 BTU/4 Ton
Mini Split TypeConcealed Duct
Zone CompatibilitySingle Zone
Height16.85"
Width30.43"
Depth57.09"
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
E Lite Equipment Pad and Risers Kit 18" x 38" x 3"
FeatureSpec
SKU87762 / EL1838-3
Weight (in lbs)25
Brand/ManufacturerOnline Supply
UPCna
Height3"
Width18"
Depth38"
Safety InformationPROPOSITION 65 WARNING
Installation Kit for Condensers - Accessory Set
FeatureSpec
SKUMSK001
Weight (in lbs)15
Brand/ManufacturerOnline Supply
UPCna
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
30" Wall Mount Bracket for Mini Split Systems
FeatureSpec
SKUACB-30
Weight9.2
ManufacturerOnline Supply
Length30"
Height16"
Width2"
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 3/8" and 5/8" Line Ends & Control Wire - 15 feet
FeatureSpec
SKU221885 / CW-144-15
Weight (in lbs)15
Brand/ManufacturerOnline Supply
UPCna
Length25'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 3/8" and 5/8" Line Ends & Control Wire - 25 feet
FeatureSpec
SKU366426 / CW-144-25
Weight (in lbs)25
Brand/ManufacturerOnline Supply
UPCna
Length25'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 3/8" and 5/8" Line Ends & Control Wire - 30 feet
FeatureSpec
SKU216748 / CW-144-30
Weight (in lbs)30
Brand/ManufacturerOnline Supply
UPCna
Length30'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 3/8" and 5/8" Line Ends & Control Wire - 35 feet
FeatureSpec
SKU366427 / CW-144-35
Weight (in lbs)35
Brand/ManufacturerOnline Supply
UPCna
Length35'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 3/8" and 5/8" Line Ends & Control Wire - 50 feet
FeatureSpec
SKU366428 / CW-144-50
Weight (in lbs)45
Brand/ManufacturerOnline Supply
UPCna
Length50'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
LG - PREMTC200 - Simple Wired Remote Controller
FeatureSpec
SKUPREMTC200
Weight (in lbs)5
Brand/ManufacturerLG
UPC195174128145
RefrigerantR32
Electrical208/230v 1 Phase 60 Hz
Max Breaker Size15 Amps
Safety InformationPROPOSITION 65 WARNING
LG - PREMTB101 - Wired Remote Controller
FeatureSpec
SKUPREMTB101
Weight (in lbs)1.18
Brand/ManufacturerLG
UPC195174067062
Height2.48
Width10.51
Depth6.22
Safety InformationPROPOSITION 65 WARNING
LG Deluxe Wired Remote Controller
FeatureSpec
SKUPREMTAB31
Weight (in lbs)1.13
Brand/ManufacturerLG
ReplacesSKU: PREMTA201
UPC8806091933034
Electrical12VDC Power From Indoor Unit
Height4.34"
Width4.34"
Depth0.91"
Operating Temperature32°F ~104°F
ResourcesSubmittal
Safety InformationPROPOSITION 65 WARNING
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