Mitsubishi Electric 9,000 BTU 20 SEER2 Wall Mounted Ductless Mini Split Air Conditioner System R454B Refrigerant | MZ-HX09NL

Mitsubishi Electric

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SKU:
MSZ-HX09NL-MUZ-HX09NL
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Condition:
New
Width:
31.50 (in)
Height:
21.63 (in)
Depth:
11.25 (in)

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Overview

Mitsubishi Electric 9,000 BTU 20 SEER2 Wall Mounted Ductless Mini Split Air Conditioner System R454B Refrigerant | MZ-HX09NL

Complete system: Mitsubishi Electric 9,000 BTU 20 SEER2 Wall Mounted Ductless Mini Split Air Conditioner System R454B Refrigerant - complete system with included remote
Product details

Description

Mitsubishi 9000 BTU Wall Mounted Ductless Mini Split Air Conditioner System R454B Refrigerant | MSZ-HX09NL-MUZ-HX09NL

The Mitsubishi Electric HX Series represents a cutting-edge lineup of high-performance, energy-efficient wall-mounted heat pump systems designed to provide superior climate control for residential and light commercial applications. Featuring advanced inverter-driven technology, the HX Series ensures precise temperature regulation, optimizing comfort while minimizing energy consumption. These systems offer high SEER2 and HSPF2 ratings, making them an eco-conscious choice for year-round heating and cooling. Each unit operates quietly and efficiently, delivering consistent airflow without excessive power usage. Designed for easy installation and flexible placement, the HX Series is an ideal solution for modern spaces requiring a balance of efficiency, convenience, and sustainability. Whether combating summer heat or maintaining warmth in colder months, these systems provide reliable comfort tailored to user preferences.

Equipped with Dual Barrier Coating technology, the HX Series prevents the buildup of dust, oil, and airborne particles on internal components, ensuring long-term efficiency and reduced maintenance needs. This feature helps maintain optimal airflow and system performance, extending the unit's lifespan while improving indoor air quality. The advanced filtration system, including an electrostatic enzyme filter, captures allergens and airborne pollutants, making these units ideal for individuals with respiratory sensitivities. Additionally, Smart Dry Mode enhances humidity control, preventing excess moisture without overcooling the space. With multiple fan speed settings and directional airflow options, users can customize their climate preferences for ultimate indoor comfort.

The inverter-driven compressor technology found in the HX Series allows for precise adjustments in heating and cooling output, reducing energy waste and improving temperature stability. Blue Fin Coating on the heat exchangerprovides added protection against corrosion, making these units well-suited for coastal regions, high-humidity areas, or locations with harsh environmental conditions. Designed for reliable performance across a wide range of outdoor temperatures, these systems can deliver efficient heating even in sub-freezing conditions. The quiet operation of both the indoor and outdoor components ensures that these units integrate seamlessly into residential and office settings without disrupting daily activities.

The HX Series supports a variety of control options, including handheld remotes, app-based control via Mitsubishi Electric’s Comfort App, and compatibility with third-party smart home systems. Homeowners can manage temperature settings, schedule operation times, and monitor system performance from anywhere, offering maximum convenience. Designed for hassle-free installation and maintenance, these units feature expanded valve spaces and service-friendly access points, streamlining setup and routine servicing. Whether for new installations, replacements, or energy-conscious upgrades, the HX Series offers a versatile and dependable climate control solution for modern homes and businesses.

Key Features:

  • Energy-Efficient Performance – High SEER2 and HSPF2 ratings optimize energy savings while delivering powerful heating and cooling.
  • Advanced Filtration & Air Purification – Electrostatic enzyme filters help reduce allergens and airborne contaminants for improved indoor air quality.
  • Dual Barrier Coating – Minimizes the accumulation of dust and oil on internal components, extending system longevity and efficiency.
  • Whisper-Quiet Operation – Low-noise design ensures discreet performance in both residential and light commercial settings.
  • Smart Climate Control – Remote, app-based, and smart home integration for flexible operation and scheduling.
  • Corrosion-Resistant Blue Fin Coating – Protects the heat exchanger, extending the lifespan of outdoor units in harsh environments.
  • Optimized Humidity Control – Smart Dry Mode prevents excessive moisture buildup, enhancing year-round comfort.

Replaces Discontinued Models

Replacement matches are based on unit type, capacity and features. Verify line set, electrical supply and controls before ordering. See the discontinued Mitsubishi model cross-reference for details and original manuals.

White Paper

Comfort for the people who live there

The right equipment keeps the rooms you live in steady and quiet, whether it's dinner in the kitchen or a weekend project in the garage.

Specifications

Extra Information

Find your comfort-ready size with confidence

Get a fast, learning-friendly estimate for tons and BTUs, then review it with a Pro to dial in the perfect fit for your home.

Brand:
Mitsubishi Electric
Width:
31.50 (in)
Height:
21.63 (in)
Depth:
11.25 (in)
Weight:
101.00 LBS
Zones:
1
Cooling Capacity (BTU):
9,000
Electrical Phase:
1-Phase
Connection Type:
Flared
Safety Information:
⚠ WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Refrigerant Type:
R-454B
Electrical Frequency:
60 Hz
Heating Output (BTU):
Under 10,000 BTU
Capacity (Tons):
0.75
Configuration:
Wall Mount
Compressor Type:
Inverter
AHRI Certified:
Yes
Product Category:
Ductless Mini Split Single Zone
Prop 65 Warning:
Yes
Mount Type:
Wall Mount
System Type:
Heat Pump
SEER2:
20+ SEER2
EER2:
12 EER2
HSPF2:
10+ HSPF2
Cold Climate:
No
Energy Star Listed:
Yes
Sound Level Outdoor (dB):
46
Line Set Size:
1/4 in x 3/8 in
Voltage / Phase:
208/230V 1-Phase
Indoor Unit MSZ-HX09NL - Type:
Wall Mounted
Indoor Unit MSZ-HX09NL - Nominal Capacity (Tons):
0.75
Indoor Unit MSZ-HX09NL - Cooling Capacity (BTU/h):
9,000
Indoor Unit MSZ-HX09NL - Heating Capacity (BTU/h):
10,900
Indoor Unit MSZ-HX09NL - Refrigerant:
R-454B
Indoor Unit MSZ-HX09NL - Voltage/Phase/Hz:
208-230 V / 1 Ph / 60 Hz
Indoor Unit MSZ-HX09NL - Airflow (CFM):
144-379
Indoor Unit MSZ-HX09NL - Sound Level (dB):
22-43
Indoor Unit MSZ-HX09NL - Liquid Line Size:
1/4 in
Indoor Unit MSZ-HX09NL - Suction Line Size:
3/8 in
Indoor Unit MSZ-HX09NL - Unit Dimensions (W x D x H):
33 in x 9.25 in x 11.03 in
Indoor Unit MSZ-HX09NL - Unit Weight:
20 lb
Indoor Unit MSZ-HX09NL - Shipping Weight:
24 lb
Outdoor Unit MUZ-HX09NL - Nominal Capacity (Tons):
0.75
Outdoor Unit MUZ-HX09NL - Cooling Capacity (BTU/h):
9,000
Outdoor Unit MUZ-HX09NL - Heating Capacity (BTU/h):
10,900
Outdoor Unit MUZ-HX09NL - Maximum Indoor Units (Zones):
1
Outdoor Unit MUZ-HX09NL - Refrigerant:
R-454B
Outdoor Unit MUZ-HX09NL - Voltage/Phase/Hz:
208-230 V / 1 Ph / 60 Hz
Outdoor Unit MUZ-HX09NL - Minimum Circuit Ampacity (MCA):
10 A
Outdoor Unit MUZ-HX09NL - Maximum Overcurrent Protection (MOP):
15 A
Outdoor Unit MUZ-HX09NL - Compressor Type:
Single Rotary
Outdoor Unit MUZ-HX09NL - Minimum Heating Temp (F):
-6 F
Outdoor Unit MUZ-HX09NL - Sound Level (dB):
46
Outdoor Unit MUZ-HX09NL - Liquid Line Size:
1/4 in
Outdoor Unit MUZ-HX09NL - Suction Line Size:
3/8 in
Outdoor Unit MUZ-HX09NL - Unit Dimensions (W x D x H):
31.5 in x 11.22 in x 21.65 in
Outdoor Unit MUZ-HX09NL - Unit Weight:
65 lb
Outdoor Unit MUZ-HX09NL - Shipping Weight:
77 lb
Replaces Models:
MSZ-HE09NA, MSZ-HM09NA, MUZ-HE09NA, MUZ-HM09NA, MUZ-HM09NA2
Wi-Fi Control:
Optional Kit
Please Note: To validate the manufacturer's warranty, equipment must be installed by a qualified licensed professional in accordance with local codes and the manufacturer's installation requirements.

2023 Energy Standards

Department of Energy (DOE) State Regulations – Effective 2023

Click the link below to view the energy standards applicable to your region.

DOE State Standards Document

Department of Energy (DOE) State Regulations – Effective 2023

Click the link below to view the energy standards applicable to your region.

DOE State Standards Document

Documents & warranty
Warranty
7 Years Compressor & 5 Years Parts | Registration Required within 90 Days of Purchase
Videos3 videos
Mitsubishi Electric Ductless Mini Splits: Quiet R-32 Comfort
Frequently asked questions
How many zones does the support?
It supports 1 zone(s).
How much cooling does the provide?
It is rated for 9,000 BTU of cooling.
What refrigerant does the use?
It uses R-454B refrigerant.
What size is the ?
The is a 0.75 ton unit.
What is the SEER2 rating of the ?
The is rated at 20+ SEER2 SEER2.
What is the HSPF2 heating efficiency of the ?
It is rated at 10+ HSPF2 HSPF2.
How loud is the outdoors?
The rated outdoor sound level is 46 dB.
What power supply does the need?
It requires 208/230V 1-Phase power.
Which models does the replace?
MSZ-HE09NA, MSZ-HM09NA, MUZ-HE09NA, MUZ-HM09NA, MUZ-HM09NA2
Can the be controlled over Wi-Fi?
Optional Kit.
What warranty comes with the MSZ-HX09NL-MUZ-HX09NL?
7 Years Compressor & 5 Years Parts | Registration Required within 90 Days of Purchase
Who makes the MSZ-HX09NL-MUZ-HX09NL?
The MSZ-HX09NL-MUZ-HX09NL is made by Mitsubishi Electric.