Home / Mitsubishi 12000 BTU 20 SEER2 HX-Series Mini Split Heat Pump System with 15ft Line Set & Installation Kit - R454B Single Zone | High Efficiency Wall Mounted Ductless AC/Heating Unit
  • Mitsubishi 12000 BTU 20 SEER2 HX-Series Mini Split Heat Pump System with 15ft Line Set & Installation Kit - R454B Single Zone | High Efficiency Wall Mounted Ductless AC/Heating Unit
  • Mitsubishi 12000 BTU 20 SEER2 HX-Series Mini Split Heat Pump System with 15ft Line Set & Installation Kit - R454B Single Zone | High Efficiency Wall Mounted Ductless AC/Heating Unit
  • Mitsubishi 12000 BTU 20 SEER2 HX-Series Mini Split Heat Pump System with 15ft Line Set & Installation Kit - R454B Single Zone | High Efficiency Wall Mounted Ductless AC/Heating Unit
  • Mitsubishi 12000 BTU 20 SEER2 HX-Series Mini Split Heat Pump System with 15ft Line Set & Installation Kit - R454B Single Zone | High Efficiency Wall Mounted Ductless AC/Heating Unit
  • Mitsubishi 12000 BTU 20 SEER2 HX-Series Mini Split Heat Pump System with 15ft Line Set & Installation Kit - R454B Single Zone | High Efficiency Wall Mounted Ductless AC/Heating Unit
  • Mitsubishi 12000 BTU 20 SEER2 HX-Series Mini Split Heat Pump System with 15ft Line Set & Installation Kit - R454B Single Zone | High Efficiency Wall Mounted Ductless AC/Heating Unit

Mitsubishi 12000 BTU 20 SEER2 HX-Series Mini Split Heat Pump System with 15ft Line Set & Installation Kit - R454B Single Zone | High Efficiency Wall Mounted Ductless AC/Heating Unit

MINI SPLIT UNIT: Delivers efficient cooling and heating for rooms around 450–550 sq ft, ideal for many uses such as a master bedrooms, medium offices, larger attics, or basements.
20 SEER2 EFFICIENCY: Delivers high energy efficiency and reliable year-round comfort, with an operating range of 14°
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  • Detail

    MITSUBISHI 12K BTU 20 SEER2 HX-SERIES MINI SPLIT HEAT PUMP INVERTER SYSTEM

    Bring reliable comfort to your home with the Mitsubishi HX-Series, a wall-mounted mini-split heat pump delivering high-efficiency heating and cooling with quiet operation and dependable year-round performance.

    KEY FEATURES

  • Energy Star Certified: Meets U.S. EPA energy-efficiency standards to save energy and support a cleaner environment.
  • Dual Barrier Coating: Patented blower wheel coating reduces buildup for smoother airflow and easier maintenance.
  • Smart Dry Mode: Automatically adjusts fan and compressor speeds to remove moisture effectively without overcooling.
  • Remote Controller: Backlit display with weekly timer, error codes, and quick access to temperature, and Self Clean mode.
  • Econo Cool Function: Adjusts airflow and slightly raises the setpoint to save energy while keeping comfort levels steady.
  • Self Clean Mode: Dries internal components after cooling to reduce moisture, prevent odors, and maintain performance.
  • Operating Range: Designed for comfort cooling with defined temp limits and automatic protection during thermal lock-out.
  • Blue Fin Coating: Anti-corrosion protection on the outdoor unit’s aluminum fins to extend durability in harsh conditions.

    • SYSTEM SPECS

  • Efficiency Ratings: SEER2: 20.0 | EER2: 12.0 | HSPF2: 10.0 | COP at 47°F: 3.61
  • Cooling Capacity: Up to 3,600 - 13,400 BTU/h (rated capacity 12,000)
  • Cooling Range: Unit can provide cooling at outdoor temps of 14°F up to 115°F
  • Heating Capacity: Up to 4,500 - 15,500 BTU/h (rated capacity 12,200)
  • Heating Range: Unit can provide heating at outdoor temps of -4°F up to 75°F
  • Refrigerant & Lines: R410A | Liquid: 1/4" | Gas: 3/8" | Max length: 65 ft
  • Electrical Data: 208/230V, 1-phase, 60Hz | Outdoor breaker: 20A
  • Indoor Unit
    • Dimensions: 33" W x 9-1/4" D x 11-1/32" H
    • Unit Weight: 20.0 lbs (9.0 kg)
    • Noise/Sound: 47 (cooling) / 43 (heating) dB(A)
    • Outdoor Unit
      • Dimensions: 31-1/2" W x 11-1/4" D x 21-5/8" H
      • Unit Weight: 81.0 lbs (36.7 kg)
      • Noise/Sound: 49 (cooling) / 51 (heating) dB(A)

        • KIT INCLUSIONS

      • Outdoor Condenser - built for reliable, efficient performance
      • Indoor Air Handler - sleek design that blends into your space
      • Remote Control - full-function with holder and batteries
      • 15 ft Copper Line Set - for efficient refrigerant transfer
      • Drain Line - directs condensation away from your indoor unit
      • Mounting Plate, Wall Cap, Drain Elbow, & Wall Sleeve
      • Screws, Anchors, Plastic Wrap, & Plasticene - install hardware
      • Rubber Feet - reduces noise for quieter outdoor operation

        • Whether you're upgrading a bedroom, office, or studio, the Mitsubishi Mini Split delivers efficient, quiet, and reliable climate control. Enjoy smarter heating and cooling with advanced inverter technology and flexible control options designed for modern living.

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