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Mitsubishi GX Series 22,400 BTU Mini Split Heat Pump

SKU: mi17766k  |  Model: MUZ-GX24NL/MSZ-GX24NL
$4,620.00 $4,899.00

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Manufacturer's Warranty

10-Year Warranty (With Registration and Professional Installation)

What's In The Box?
  • Mitsubishi 22,400 BTU GX Series Mini Split Heat Pump Indoor Air Handler MUZ-GX24NL
  • Mitsubishi 22,400 BTU GX Series Mini Split Heat Pump Outdoor Condenser MSZ-GX24NL
  • Installation Hardware
  • Owner's Manual, Guides, and Other Documents

Info & Guides

Mitsubishi’s 22,400 BTU GX Series Mini-Split Heat Pump balances year-round comfort with advanced inverter technology in a single-zone, ductless design. Ideal for residential or light-commercial spaces up to 1,400 square feet, it quietly delivers reliable heating and cooling while maintaining impressive energy performance.

Backed by Mitsubishi’s proven engineering, this mini-split uses next-generation R-454B refrigerant and smart controls to keep operation efficient, precise, and straightforward.

Key Features and Benefits of the Mitsubishi 22,400 BTU GX Series Mini-Split Heat Pump

  • High Efficiency: This system is Energy Star-rated, with a 21.5 SEER2 rating for cooling and HSPF2 10.3 rating for heating, which cuts energy use so you can manage operating expenses without sacrificing comfort.
  • All-Season Capacity: Provides 22,400 BTUs of cooling and 27,600 BTUs of heating to serve single-zone spaces.
  • Low-Ambient Heating: The air handler in this system keeps delivering warmth when outdoor temperatures drop to -4 degrees F, making it dependable for colder climates and shoulder seasons.
  • Inverter Compressor: Adjusts speed in real time for steady room temperatures and fewer on-off cycles, reducing wear and noise.
  • Built-In Wi-Fi Control: Connects to Mitsubishi’s Comfort app so you can change settings, view status, and set schedules from anywhere.
  • R-454B Refrigerant: Next-generation refrigerant offers a lower global warming potential compared with legacy blends, aligning with evolving sustainability goals.
  • Econo Cool Mode: Optimizes airflow patterns to maintain comfort while lowering energy demand during mild conditions.
  • Powerful Mode: Runs the compressor and fan at maximum output for a short burst, quickly reaching target temperatures when it's needed most.
  • Dual Barrier Coating: Limits dust and oil buildup on internal surfaces, helping the system maintain peak performance and extending service intervals.
  • Blue Fin Condenser: Anti-rust treatment on the outdoor coil enhances durability in coastal or corrosive environments, supporting a longer service life.
  • Quiet Operation: Indoor sound levels as low as 30 dB let you work or relax without intrusive background noise.

Note: This model requires professional installation and does not include the 1/4 x 5/8" line set needed for installation.

Cold-Climate Performance

The GX Series indoor and outdoor units are engineered for regions where winter temperatures routinely dip below freezing. Its compressor control logic maintains heating output down to -4 degrees F, while a 53 dB maximum sound level keeps exterior noise in check. By pairing this capability with a 10.3 HSPF2 rating, you can run the system through the cold season without relying on backup heat sources, streamlining installation and lowering the total cost of ownership.

Sylvane’s Expert Take

If you need a single-zone mini-split that mixes high efficiency with cold-weather readiness, Mitsubishi’s 24,000 BTU GX Series is a strong candidate. The inverter compressor, Wi-Fi connectivity, and durable protective coatings reduce both operating costs and maintenance needs. Strong heating down to -4 degrees F makes operation possible even in freezing climates, while thoughtful air-quality features keep the indoor environment pleasant. With this system, you gain precise temperature control and long-term value in one well-built package.

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