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Mitsubishi

Mitsubishi KJ 12,000 BTU Floor Mounted Unit - MFZ-KJ12NA

Mitsubishi KJ 12,000 BTU Floor Mounted Unit - MFZ-KJ12NA

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Mitsubishi KJ 12,000 BTU Floor Mounted Unit - MFZ-KJ12NA

General Information

  •  Mounted
  • M-Series KJ
  • Cooling & Heating
  • 1
  •  12,000 BTU
  • 1/4" x 3/8"
  • IKIT1438
  • Yes with Kumo Cloud
  • No
  • MFZ-KJ12NA
  • INCLUDED
  •  12,000 BTU
  •  13,000 BTU
  •  up to 550 sq ft
What Our Experts Think
  • 12,000 BTU floor-mounted mini-split delivers efficient heating and cooling for single-zone spaces.

  • Compact design fits under windows or along walls for seamless installation.

  • Whisper-quiet operation ideal for bedrooms, offices, and living areas.

  • R410A refrigerant with inverter technology ensures energy-efficient, year-round comfort.

  • Easy-to-use controls for precise temperature management.

Q&A
  • Q: What size space is this unit suitable for?
    A: Best for rooms up to ~550 sq ft.

  • Q: Can it heat as well as cool?
    A: Yes, provides efficient heating and cooling year-round.

  • Q: Is the unit noisy?
    A: No, it operates quietly for minimal disruption.

  • Q: Where can it be installed?
    A: Floor-mounted under windows or against walls; ideal for tight spaces.

Maintenance Tips
  • Clean or replace air filters regularly to maintain airflow.

  • Keep the unit free from dust, debris, and obstructions.

  • Inspect the outdoor condenser annually for optimal performance.

  • Schedule professional servicing for refrigerant and electrical system checks.

  • Ensure adequate clearance around the unit for airflow efficiency.