MZ-FH18NA 18,000 BTU 21 SEER Mitsubishi Ductless Mini-Split Heat Pump
Model: MSZ-FH18NA2 / MUZ-FH18NA2
Low Price: $2,565.00

MZ-FH18NA 18,000 BTU 21 SEER Mitsubishi Ductless Mini-Split Heat Pump

By: Mitsubishi Model: MSZ-FH18NA2 / MUZ-FH18NA2 ID: 8957

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Low Price: $2,565.00
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Designed with enhanced efficiency and supreme comfort, the Mitsubishi MSZ-FH18NA2 / MUZ-FH18NA2 single-zone mini-split is an ideal wall mounted unit to heat and cool a single room of your home or office. With its enhanced sensors and automatic intelligent controls, the MSZ-FH18NA2 / MUZ-FH18NA2 is considered a superior unit from a superior manufacturer.


  • Designed to be able to heat and cool a medium-sized room in average climates
  • 18,000 BTU, 21 SEER wall mounted mini-split
  • Built-in I-SEE sensor and auto-controlled outlet vanes
  • Energy Star certified
18,000 BTU, 21 SEER

At an output of 18,000 BTU and an efficiency rating of 21 SEER, Mitsubishi designed the MSZ-FH18NA2 / MUZ-FH18NA2 to be a good suit for any medium-sized rooms in ideal climate conditions. With a higher efficiency over many other options, this unit is efficient enough Energy Star certified.


Mitsubishi provides a 5 year parts and 7 year compressor warranty out of the box. When the unit is installed following your state and local codes and is registered online through the manufacturer, the warranty is upgraded to a 10 year parts and compressor warranty.

Reliable Functionality

The Mitsubishi MSZ-FH18NA2 / MUZ-FH18NA2 will provide heat down as low as a -4°F outdoor temperature, reliably providing warmth to the room it is covering year-round in mild climates. For a Hyper Heat pump system that warms down to -13°F with otherwise the same system specifications, click here.

Ease of Comfort

The Mitsubishi MSZ-FH18NA2 / MUZ-FH18NA2 mini-split comes with an IR remote in the box so that the unit can be controlled anywhere in the room. With the Kumo Cloud, a Mitsubishi-branded WiFi mini-split adapter found here, conveniently providing you access to the unit’s controls from anywhere in the world as long as you have Internet access through the app.

Intelligent Controls

The Mitsubishi MSZ-FH18NA2 / MUZ-FH18NA2 is engineered to perfection in its intelligent automated temperature controls. The Mitsubishi MSZ-FH18NA2 / MUZ-FH18NA2 is designed to automatically ramp up and down depending on your room’s cooling needs in order to keep a stable temperature. Moreover, the system is built with an integrated I-SEE sensor, which constantly measures temperatures in different points in the room to change the direction of air flow as needed. Effectively, this feature allows the unit to focus its efforts on the part of the room that needs heat or cooling the most, keeping a much more stable temperature in the room than units without the I-SEE sensor. With all of these enhanced comfort features, the MSZ-FH18NA2 / MUZ-FH18NA2 definitely lives up to Mitsubishi’s superior standards.


Additional Information

Manufacturer Mitsubishi
Cooling BTU 18,000 BTU
Heating BTU 20,300 BTU
Energy Star Yes
Refrigerant R410A
Liquid Line 1/4"
Suction Line 1/2"
Electrical 208/230V 1 Phase 60 Hz
Max Breaker Size 20
Min. Breaker Size 16
Amperage Requirement 20
Tonnage 1.5 Ton
Mini-Split Type Wall Mounted
Height Indoor Unit: 12" Outdoor Unit: 34 5/8"
Width Indoor Unit: 36 7/16" Outdoor Unit: 33 1/16"
Depth Indoor Unit: 9 3/16" Outdoor Unit: 13"
Weight (in lbs) 153.0000
Warranty 5 Years Parts Warranty
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety Information PROPOSITION 65 WARNING



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Why Choose a Mitsubishi Product?

Why Choose Mitsubishi?

Mitsubishi is a global leader and is dedicated to building innovative, energy intelligent heating and cooling systems serving residential, commercial, and industrial applications. Their AC and Heat Pump Mini-Split systems are designed to provide years of comfort for your home while helping you to achieve high energy efficiency standards.


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