Mitsubishi Electric 18,000 BTU 22.5 SEER2 Wall Mounted Ductless Mini Split Heat Pump System R454B Refrigerant with Wi-Fi | MZ-GX18NLHZ

Mitsubishi Electric

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MSZ-GX18NL-MUZ-GX18NLHZ
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Condition:
New
Width:
33.00 (in)
Height:
13.00 (in)
Depth:
34.63 (in)

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Overview

Mitsubishi Electric 18,000 BTU 22.5 SEER2 Wall Mounted Ductless Mini Split Heat Pump System R454B Refrigerant with Wi-Fi | MZ-GX18NLHZ

Complete system: Mitsubishi Electric 18,000 BTU 22.5 SEER2 Wall Mounted Ductless Mini Split Heat Pump System R454B Refrigerant with Wi-Fi
Product details

Description

The Mitsubishi MSZ-GX18NL-MUZ-GX18NLHZ mini split system provides 18,000 BTU capacity with a SEER2 of 22.5 and an HSPF2 of 10.3. This ductless wall-mounted system utilizes the low-GWP refrigerant R-454B for efficient and eco-friendly heating and cooling.

Performance:
Featuring a variable-speed inverter compressor and high-performance coil, this unit optimizes energy consumption while maintaining consistent airflow and temperature. The system supports efficient heating even in colder climates, ensuring dependable comfort.

Smart Features:
Smart control compatibility enables mobile app and Wi-Fi management. Zoning capabilities allow customized comfort in individual rooms, ideal for multi-room homes or small commercial properties.

Comfort & Noise:
The unit operates quietly at approximately 29 dBA, delivering comfortable air distribution without noise disruption. Airflow is engineered for effective circulation and balanced temperature distribution.

Use Case Fit:
This model is designed for larger residential units, light commercial applications, and multi-family dwellings. Its robust heating capability is well-suited for regions with moderate to cold winters.

Value & Reliability:
Manufactured with durable components and advanced compressor technology, it ensures longevity and efficient performance. Reduced energy costs and lower environmental impact add value for end users.

Summary Wrap-Up:
The MSZ-GX18NL-MUZ-GX18NLHZ balances strong performance with smart features, making it an ideal choice for professionals and consumers seeking reliable, energy-efficient ductless HVAC systems.

Key Features

  • 22.5 SEER2 / 10.3 HSPF2: Efficient heating and cooling with reduced energy use.

  • Low-GWP R-454B Refrigerant: Supports sustainability and regulatory compliance.

  • Quiet Operation at 29 dBA: Suitable for living spaces needing low noise.

  • Wi-Fi and Smart Thermostat Compatible: Offers convenient remote management.

  • Advanced Inverter Technology: Provides precise temperature control.

  • Zoning for Multi-Room Comfort: Tailors conditioning to individual zones.

  • Durable Wall-Mounted Design: Built for long-lasting performance.

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:
33.00 (in)
Height:
13.00 (in)
Depth:
34.63 (in)
Weight:
143.00 LBS
Compressor Type:
Inverter
Configuration:
Wall Mount
Capacity (Tons):
1.5
Refrigerant Type:
R-454B
Heating Output (BTU):
10,000 - 19,000 BTU
Cooling Capacity (BTU):
18,000
Electrical Frequency:
60 Hz
Electrical Phase:
1-Phase
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.
Connection Type:
Flared
Zones:
1
AHRI Certified:
Yes
Prop 65 Warning:
Yes
Product Category:
Ductless Mini Split Single Zone
Mount Type:
Wall Mount
System Type:
Heat Pump
SEER2:
20+ SEER2
EER2:
13+ EER2
HSPF2:
10+ HSPF2
Cold Climate:
Yes
Minimum Heating Temp (°F):
-22
Wi-Fi Control:
Built-In
Energy Star Listed:
Yes
Sound Level Indoor (dB):
28
Sound Level Outdoor (dB):
54
Line Set Size:
1/4 in x 1/2 in
Voltage / Phase:
208/230V 1-Phase
Indoor Unit MSZ-GX18NL - Nominal Capacity (Tons):
1.5
Indoor Unit MSZ-GX18NL - Cooling Capacity (BTU/h):
18,000
Replaces Models:
MSH17NN, MSH17NN2, MSH17TN, MSZ-A17NA, MSZ-GE18NA, MSZ-GL18NA, MSZ-GS18NA, MUZ-GS18NAHZ
Outdoor Unit MUZ-GX18NLHZ - Nominal Capacity (Tons):
1.5
Outdoor Unit MUZ-GX18NLHZ - Cooling Capacity (BTU/h):
18,000
Outdoor Unit MUZ-GX18NLHZ - Heating Capacity (BTU/h):
19,000
Outdoor Unit MUZ-GX18NLHZ - Refrigerant:
R-454B
Outdoor Unit MUZ-GX18NLHZ - Voltage/Phase/Hz:
208-230 V / 1 Ph / 60 Hz
Outdoor Unit MUZ-GX18NLHZ - Minimum Circuit Ampacity (MCA):
23 A
Outdoor Unit MUZ-GX18NLHZ - Maximum Overcurrent Protection (MOP):
40 A
Outdoor Unit MUZ-GX18NLHZ - Compressor Type:
Inverter Twin Rotary
Outdoor Unit MUZ-GX18NLHZ - Minimum Heating Temp (F):
-22 F
Outdoor Unit MUZ-GX18NLHZ - Sound Level (dB):
54
Outdoor Unit MUZ-GX18NLHZ - Liquid Line Size:
1/4 in
Outdoor Unit MUZ-GX18NLHZ - Suction Line Size:
1/2 in
Outdoor Unit MUZ-GX18NLHZ - Unit Dimensions (W x D x H):
33.06 in x 13 in x 34.63 in
Outdoor Unit MUZ-GX18NLHZ - Unit Weight:
117 lb
Outdoor Unit MUZ-GX18NLHZ - Shipping Weight:
137 lb
Indoor Unit MSZ-GX18NL - Type:
Wall Mounted
Indoor Unit MSZ-GX18NL - Heating Capacity (BTU/h):
19,000
Indoor Unit MSZ-GX18NL - Refrigerant:
R-454B
Indoor Unit MSZ-GX18NL - Airflow (CFM):
324-650
Indoor Unit MSZ-GX18NL - Sound Level (dB):
28-49
Indoor Unit MSZ-GX18NL - Liquid Line Size:
1/4 in
Indoor Unit MSZ-GX18NL - Suction Line Size:
1/2 in
Indoor Unit MSZ-GX18NL - Unit Dimensions (W x D x H):
43.31 in x 10.13 in x 12.81 in
Indoor Unit MSZ-GX18NL - Unit Weight:
37 lb
Indoor Unit MSZ-GX18NL - Shipping Weight:
42 lb
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
What size is the ?
The is a 1.5 ton unit.
What refrigerant does the use?
It uses R-454B refrigerant.
How much cooling does the provide?
It is rated for 18,000 BTU of cooling.
How many zones does the support?
It supports 1 zone(s).
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 cold can it be outside for the to keep heating?
It is rated to heat down to -22 °F outdoors.
Can the be controlled over Wi-Fi?
Built-In.
How loud is the outdoors?
The rated outdoor sound level is 54 dB.
What power supply does the need?
It requires 208/230V 1-Phase power.
Which models does the replace?
MSH17NN, MSH17NN2, MSH17TN, MSZ-A17NA, MSZ-GE18NA, MSZ-GL18NA, MSZ-GS18NA, MUZ-GS18NAHZ
What warranty comes with the MSZ-GX18NL-MUZ-GX18NLHZ?
7 Years Compressor & 5 Years Parts | Registration Required within 90 Days of Purchase
Who makes the MSZ-GX18NL-MUZ-GX18NLHZ?
The MSZ-GX18NL-MUZ-GX18NLHZ is made by Mitsubishi Electric.