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Today's Hours 8am - 11pm estLG 42,000 BTU Multi F LGRED 21.5 SEER2 4 Zone Wall Mounted Mini Split Heat Pump System - R32 | 230V - 9 + 9 + 9 + 18
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By
LG
In stock
Model
KUMXA421A / 3-KNUAB091A / KNUAB181A
ID
233176
Was $9,752.00
Your Low Price $7,799.00
LG 42,000 BTU Multi F LGRed 21.5 SEER2 4 Zone Wall Mounted Mini Split Heat Pump System - R32 | 230V - 9 + 9 + 9 + 18
The LG Multi F LGRed 4-zone system is a high-capacity climate control solution designed to provide efficient heating and cooling for layouts covering up to 600 - 1,000 sq ft. Ideal for multi-room residential applications, this system allows for independent temperature control across four zones, ensuring that each area of your home remains perfectly comfortable while utilizing eco-friendly R32 refrigerant for peak performance.
Key Features
- Covers rooms up to 1,000 sq ft
- 21.5 SEER2 efficiency
- Built in Wi-Fi Compatibility
- Advanced Inverter technology dynamically adjusts compressor speed to maintain precise temperatures with minimal energy waste.
- Features a powerful 18,000 BTU unit for large common areas paired with three 9,000 BTU units for bedrooms or offices.
Feature Highlights
Efficiency (SEER2) The 21.5 SEER2 rating represents a significant leap in energy efficiency, allowing the system to provide superior comfort with lower electricity consumption. This high-efficiency performance helps homeowners reduce their carbon footprint and save substantially on monthly utility bills throughout the year.
Cold Climate Performance
Designed for colder environments, this mini split maintains reliable operation down to minus 13 degrees Fahrenheit, ensuring consistent heating even during harsh winter conditions. Its robust components make it suitable for year-round use in various climates.
Quiet Operation Engineered with LG’s unique skewed fan and BLDC motor technology, the indoor units operate at whisper-quiet levels that blend into the background. This noise reduction is essential for maintaining a peaceful home environment, ensuring that your heating and cooling never interfere with sleep or conversation.
Right-Sized Power With a robust 42,000 BTU total capacity, this system provides the necessary muscle to effectively manage a 1,000 sq ft space. The diverse 9k+9k+9k+18k configuration ensures that larger open-concept rooms receive ample airflow while smaller zones remain cozy and controlled.
What’s Included
- Outdoor condenser — 42,000 BTU / 21.5 SEER2 ()
- Indoor air handler — (3) 9,000 BTU and (1) 18,000 BTU wall-mounted units
- Wireless remote control
- Installation manual
Recommended Accessories
- Refrigerant line set
- Wall bracket or condenser pad
- Drain hose and insulation kit
- Branch Distribution Box
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.
42k BTU Multi Zone Condenser w/ Cold Climate Technology
42,000 BTU LG LGRED° Multi Zone Mini Split Heat Pump Condenser - R32 | 230V
This outdoor mini split condenser provides efficient heating and cooling performance for single-zone applications. When paired with a compatible indoor air handler, it supports comfort for spaces up to 1500-1900sq ft.
Key Features
- High-efficiency inverter-driven performance
- 42,000 BTU capacity for single-zone systems
- Compact outdoor design for flexible placement
- Engineered for quiet outdoor operation
- Pairs with compatible Carrier Infinity air handlers
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.
9k BTU High Efficiency Wall Mount
The 9,000 BTU LG High Efficiency Single Zone Wall Mount Mini Split Air Handler is designed to condition rooms up to approximately 350 square feet with quiet, energy-efficient performance. Its compact, high-efficiency design makes it ideal for bedrooms, offices, and small living areas where powerful yet space-conscious comfort is needed.
Key Features
- 9,000 BTU Capacity: Provides reliable cooling and heating output for single-zone applications in smaller rooms.
- High-Efficiency Operation: Engineered for improved efficiency using R32 refrigerant, helping reduce energy use while maintaining strong comfort performance.
- Quiet Performance: Designed for low-noise operation, making it suitable for sound-sensitive spaces such as bedrooms and home offices.
- Jet Temperature Control: Delivers faster cooling or heating to help the room reach the desired temperature more quickly.
- 4-Way Air Swing: Helps distribute conditioned air more evenly across the room for improved comfort balance.
- Self-Cleaning Indoor Coil: The self-cleaning coil design helps reduce moisture and debris buildup, supporting cleaner airflow and easier maintenance.
- 3M Micro Dust Filter: Captures fine dust and airborne particles to help improve indoor air quality.
- Sleep Mode and 24-Hour Timer: Supports sleep mode and 24-hour on/off timing for simpler daily operation and better comfort control.
- Built-In Wi-Fi Ready: Compatible with Wi-Fi-enabled controls for remote monitoring and adjustments when paired with a supported system configuration.
- R32 Leak Detection Sensor: Includes an R32-specific leak-detection sensor to help support safer refrigerant monitoring on properly wired installations.
Compatibility
This indoor air handler is compatible with LG single-zone outdoor systems designed for R32 refrigerant and matching high-efficiency indoor-outdoor pairings. It must be installed with a compatible outdoor unit to operate properly.
18k BTU High Efficiency Wall Mount
The 18,000 BTU LG High Efficiency Single Zone Wall Mount Mini Split Air Handler is designed to condition rooms up to approximately 800 square feet with quiet, energy‑efficient performance. Its compact, high‑efficiency indoor unit delivers strong cooling and heating output while helping to reduce energy use in larger bedrooms, open‑concept areas, and medium‑sized living spaces.
Key Features
- 18,000 BTU Capacity: Provides robust cooling and heating output for single‑zone applications in medium‑to‑large rooms.
- High‑Efficiency Operation: Engineered for improved efficiency using R32 refrigerant, supporting lower energy consumption while maintaining consistent comfort.
- Quiet Design: Capable of very low sound levels in low‑speed operation, making it suitable for spaces where quiet performance matters.
- 4‑Way Auto Swing (Left‑Right / Up‑Down): Helps distribute conditioned air more evenly across the room for improved coverage and comfort balance.
- Jet Cool / Jet Heat Mode: Increases fan speed and adjusts the setpoint temporarily to deliver faster cooling or heating for quicker room comfort.
- Auto Operation: Continuously adjusts fan speed and refrigerant flow based on indoor conditions to maintain stable, balanced performance.
- Self‑Cleaning Indoor Coil: Automatically flushes moisture and debris from the coil to help maintain airflow and reduce odors over time.
- Dual‑Stage Filtration: A washable pre‑filter plus a 3M Micro Dust filter helps capture dust and fine airborne particles for improved indoor air quality.
- Sleep Mode and 24‑Hour Timer: Supports sleep mode and 24‑hour on/off timing for easier comfort scheduling and energy management.
- Auto Restart and Group Control: Auto restart resumes operation after a power interruption, while group control supports coordinated operation when multiple units are installed.
- Variable‑Speed Inverter Fan: Operates at varying speeds to match load conditions, helping maintain steady temperatures and reduce energy use.
- Wi‑Fi Ready via SmartThinQ: Compatible with built‑in Wi‑Fi for remote control and monitoring through a supported app when paired with the proper outdoor configuration.
- R32 Leak Detection Sensor: Monitors refrigerant conditions and helps support safer, code‑compliant installation with an R32‑specific leak‑detection system.
Compatibility
This indoor air handler is compatible with LG single‑zone outdoor systems designed for R32 refrigerant and matching high‑efficiency indoor‑outdoor pairings. It must be installed with a compatible outdoor unit to operate properly.
15 feet - 1/4" and 3/8" Line Set
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 3/8 inch O.D. flared ends, length 15 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 15 feet
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 15 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
LG Distribution Box 4 Ports For 4 Zone Systems
This 4-port branch distribution box is designed for select LG Multi F MAX and Multi F MAX with LGRED outdoor units in 48,000 BTU systems and above. It helps distribute refrigerant from the outdoor condenser to compatible indoor units in multi-zone applications, allowing for more flexible and efficient system design. With support for connected indoor unit capacities from 7,000 to 24,000 BTU/h and a maximum combined nominal capacity of 72,000 BTU/h, it is built for reliable multi-zone performance in residential and light commercial installations. Designed for indoor installation, it is compatible with A2L systems.
25 feet - 1/4" and 3/8" Line Set
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 3/8 inch O.D. flared ends, length 25 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 25 feet
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 25 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
Equipment Pad
E Liteis a plastic pad designed as a mounting base for air conditioning condensers. The rugged design provides uniform and generous ribbing for optimum, self-leveling ground support without inserts. E Lite is injection molded from polypropylene, resulting in a pad that is lightweight, but not too light. A subtle texture prevents unit slide and presents a classic appearance, which is enhanced by rounded edges and a concrete gray color. Each pad is molded with its size in raised letters.
- High recycled plastic content
- Subtle texture resists unit slide
- Unaffected by UV or weather
- Uniform ribbing transfers load evenly
- Drillable for securing unit
- Lightweight, yet rugged
No Return Policy
All sales of this product are final and are non-refundable.
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 feet - 1/4" and 3/8" Line Set
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 3/8 inch O.D. flared ends, length 30 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 30 feet
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 30 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
35 feet - 1/4" and 3/8" Line Set
This insulated refrigerant line set for mini split systems comes as a pair, including both the liquid line and suction line. It is used to connect the indoor air handler to the outdoor condenser. The line set is 35’ feet long. The liquid line has 1/4 inch outside diameter flared ends. The suction line has 3/8 inch outside diameter flared ends.
Features:
- Insulated
- Flared Line Ends
- Heavy Duty Refrigerant Lines
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 35 feet
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 35 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
Condenser Risers - 4" x 18" - 2 Pack
Provides simple and secure mounting for small and large piping systems, ductwork runs, cable trays and smaller equipment such as condensers. Linear track offers adjustable mounting. Manufactured from exterior grade materials.
Features
- Ideal for piping, duct runs, cable trays and condensers
- Weather resistant PVC
- Linear track holds 3/8" hex head bolts
- Two 7/8" long bolts included
- Weighs up to 397 Ib
50 feet - 1/4" and 3/8" Line Set
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 3/8 inch O.D. flared ends, length 50 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 50 feet
Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 50 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.
Features:
- One pair, heavy duty refrigerant lines
- Flared line ends
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.
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
- ACB line of wall brackets are approved by the Florida Building Commission and are High Velocity Hurricane Zone (HVHZ) approved. (See product certification documentation for complete details.)
No Return Policy
All sales of this product are final and are non-refundable.
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