Mitsubishi GS 12,000 BTU Wall Mounted Unit - R410A - MSZ-GS12NA-U1

Mitsubishi GS 12,000 BTU Wall Mounted Unit - R410A - MSZ-GS12NA-U1

• Unit Type Wall Mounted
• Product Line M-Series GS
• Operating Mode Cooling & Heating
• Number of Zones 1
• Unit Size 12,000 BTU
• Line Set Size 1/4" x 3/8"
• Required Install Kit IKIT1438
• WiFi Enabled Yes with Kumo Cloud
• WiFi Built In No

Package Includes

• Indoor Unit MSZ-GS12NA-U1

Performance

• Cooling Capacity 12,000 BTU
• Heating Capacity 14,400 BTU
• Room Cooling/Heating Capacity up to 550 sq ft

What Our Experts Think

• A dependable 12,000 BTU wall-mounted indoor unit ideal for individual rooms, offices, or small living spaces.

• Part of Mitsubishi’s GS Series, offering quiet operation, strong cooling/heating performance, and long-term reliability.

• Uses R410A refrigerant, making it compatible with many existing Mitsubishi outdoor units.

• A smart choice for budget-friendly yet high-quality mini-split installations.

Q&A

• Q: What room size is this unit suitable for?
  A: Typically ideal for spaces around 400–550 sq. ft., depending on insulation and layout.

• Q: Is it compatible with all Mitsubishi outdoor units?
  A: Compatible with many R410A Mitsubishi condensers—check model pairing for full confirmation.

• Q: Does it support heating as well as cooling?
  A: Yes, when paired with a compatible heat-pump outdoor unit.

• Q: Is the unit quiet?
  A: Yes—Mitsubishi’s GS Series is known for low noise levels and smooth airflow.

Maintenance Tips

• Clean the air filters every 2–4 weeks to maintain efficiency.

• Keep the indoor coil and louvers dust-free using a soft brush.

• Ensure the outdoor condenser (paired system) has clear airflow around it.

• Schedule professional servicing annually for optimal performance.