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Mitsubishi 18,000 BTU FX-Series 25.5 SEER2 Single Zone Wall Mount Mini Split Hyper Heat Pump System – R454B | 230V

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Mitsubishi

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Model

MUZ-FX18NLHZ / MSZ-FX18NL

ID

199109

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Customize Mitsubishi 18,000 BTU FX-Series 25.5 SEER2 Single Zone Wall Mount Mini Split Hyper Heat Pump System – R454B | 230V
18,000 BTU Mitsubishi Single Zone Condenser - R454B
18,000 BTU Mitsubishi Single Zone Condenser - R454B   + $2,916.75
18,000 BTU Mitsubishi FX-Series Wall Mount Mini Split Air Handler - R454B
18,000 BTU Mitsubishi FX-Series Wall Mount Mini Split Air Handler - R454B   + $1,314.00
Installation Kit for Condensers
Equipment Pad
Mitsubishi MHK2 Wireless Remote Controller
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 15 feet
21

$4,230.75

18,000 BTU Mitsubishi FX-Series 25.5 SEER2 Single Wall Mounted Mini Split Hyper Heat Pump System - R454B | MUZ-FX18NLHZ / MSZ-FX18NL

Maximize comfort and efficiency with the Mitsubishi FX-Series 18,000 BTU Mini Split Hyper Heat Pump System. Combining advanced technology with a sleek design, this system features a high 25.5 SEER2 rating and utilizes Mitsubishi's powerful Hyper-Heating INVERTER® (H2i®) technology, making it perfect for year-round climate control - even in freezing temperatures. The MSZ-FX18NL indoor unit works seamlessly with the MUZ-FX18NLHZ outdoor unit to deliver consistent, quiet comfort.

Key Features:
  • 25.5 SEER2 Energy Efficiency: Reduce energy usage and lower utility bills without sacrificing performance.
  • Hyper-Heating INVERTER® (H2i®): Delivers dependable heating even in low ambient temperatures for superior cold-climate performance.
  • Eco-Conscious R454B Refrigerant: Low global warming potential refrigerant designed to meet future environmental standards.
  • Quiet Operation: Whisper-quiet indoor and outdoor units ensure comfort without the noise.
  • Contemporary Indoor Design: The MSZ-FX18NL air handler fits stylishly into any living space.
System Components:
  • Indoor Unit: MSZ-FX18NL Wall-Mounted Air Handler
  • Outdoor Unit: MUZ-FX18NLHZ Hyper-Heating Heat Pump Condenser
Additional Benefits:
  • Delivers strong heating performance down to 5°F (-15°C) outdoor temperature.
  • Ideal for large rooms, open living spaces, or additions requiring year-round comfort.
  • Compatible with smart thermostats and Mitsubishi's advanced control options.
  • Backed by Mitsubishi's trusted engineering and reliability.

For homeowners seeking a high-performance, energy-efficient mini split solution, the Mitsubishi FX-Series 18,000 BTU system offers powerful comfort and unmatched versatility - no matter the season.

18,000 BTU Mitsubishi Single Zone Condenser - R454B

MUZ-FX18NLHZ - H2i Hyper-Heating Inverter Outdoor Unit

The MUZ-FX18NLHZ is a high-performance outdoor unit designed for efficient cooling and heating. It operates with the MSZ-FX18NL indoor unit and is ideal for residential and commercial applications. Below are the key features and specifications of this system:

Key Features:

  • H2i Hyper-Heating Inverter: Delivers 100% heating capacity at outdoor temperatures as low as -10°F, with guaranteed operation down to -22°F, ensuring reliable performance even in extreme conditions.
  • Blue Fin Coating: Protects the heat exchanger from corrosion caused by salt, sulfur, and other environmental contaminants, making it suitable for coastal and industrial areas.
  • Hot-Start Technology: Ensures the fan only blows warm air once the heat exchanger is sufficiently warm, preventing cold air from being discharged at startup.
  • Energy Efficiency: With a SEER2 rating of 25.5 and HSPF2 rating of 11.1, this unit is designed to operate efficiently, reducing energy costs.
  • Quiet Operation: Operates with low noise levels, ensuring a peaceful environment.
  • Triple Action Filtration: Includes microparticle, electrostatic enzyme, and optional carbon filters to remove dust, smoke, and odors.

Specifications:

  • Cooling Capacity: Rated cooling capacity of 17,200 BTU/h, with a maximum capacity of 21,500 BTU/h at 95°F outdoor temperature.
  • Heating Capacity: Rated heating capacity of 17,000 BTU/h at 47°F, with a maximum capacity of 30,200 BTU/h at higher outdoor temperatures.
  • Refrigerant: Uses R410A refrigerant for high efficiency and low environmental impact.
  • Power Consumption: Rated power input of 1,320W in cooling mode and 1,390W in heating mode.
  • Dimensions: The outdoor unit measures 39-9/32 inches (W) x 9-3/4 inches (D) x 12 inches (H), with a weight of 31.4 lbs (14.2 kg).
  • Operating Temperature Range: Cooling mode from 67°F to 90°F, and heating mode from 70°F to -22°F, making it versatile for various climates.
  • Electrical Requirements: 208-230V, 1 phase, 60Hz with a recommended fuse size of 20A.

The MUZ-FX18NLHZ outdoor unit provides reliable and energy-efficient cooling and heating, with advanced features that ensure consistent comfort in a variety of environmental conditions.

18,000 BTU Mitsubishi FX-Series Wall Mount Mini Split Air Handler - R454B

MSZ-FX18NL Indoor Unit Description

The MSZ-FX18NL is a high-performance wall-mounted indoor unit designed for comfort and efficiency. It features advanced technologies that ensure effective climate control and energy-saving performance. Below are the key features and specifications:

  • 3D i-see Sensor®: Scans each room to produce a complete thermal profile, adjusting temperature and airflow based on occupancy.
  • Dual Barrier Coating: Reduces the accumulation of contaminants like dust, fibers, and smoke, ensuring optimal airflow and easier maintenance.
  • Dual Vane System: Independently controls two vanes to deliver airflow across wide areas or to specific zones in the room.
  • Econo Cool: Automatically adjusts airflow and temperature slightly to save energy while maintaining comfort.
  • Smart Dry +: Offers precise humidity control with minimal over-cooling, improving comfort.
  • Quiet Operation: Designed for minimal noise during operation, ensuring a peaceful indoor environment.
  • Wi-Fi Enabled: Compatible with the Comfort app for remote control over temperature, fan speeds, and modes.
  • Triple Action Filtration: Includes Microparticle, Electrostatic Enzyme, and optional Carbon-based filters to remove dust, smoke, and neutralize odors.
  • Multiple Fan Speeds: Choose from Low, Medium, High, Powerful, and Auto settings to adjust airflow as needed.
  • Energy Star® Certified: This unit is certified for energy efficiency, helping reduce electricity consumption while maintaining high performance.

Specifications

  • Cooling Capacity: Rated at 17,200 Btu/h with a maximum capacity of 21,500 Btu/h.
  • Heating Capacity: Rated at 17,000 Btu/h, capable of providing heating down to -22°F outdoor temperatures.
  • Energy Efficiency: SEER of 25.5 and HSPF of 11.1, ensuring high energy savings.
  • Voltage: Compatible with 208/230V AC, 1 phase, 60Hz electrical supply.
  • Dimensions: Indoor unit measures 39-9/32 x 9-3/4 x 12 inches (998 x 247 x 305 mm).
  • Sound Levels: Operates quietly with sound pressure levels of 27-45 dB(A) during cooling and 26-46 dB(A) during heating.
Installation Kit for Condensers

4Ensure a professional and secure installation for your condenser with this comprehensive installation kit. Designed to provide all the essential components needed for a smooth setup, this kit helps protect your system while ensuring proper electrical and refrigerant connections.

Key Features:

All-in-One Kit: Includes key accessories for a professional-grade installation.
Enhanced System Protection: Features a surge protector and disconnect safety switch for added safety.
Reliable Electrical Connections: Comes with a whip and charging adapter to ensure proper power supply.
Secure Wall Penetration: Telescoping wall sleeve protects and stabilizes refrigerant and electrical lines.
HVAC Professional Recommended: Ideal for new installations and system replacements.

What’s Included:

  • 3/4" x 6' Electrical Whip – SKU: 84138
  • 60A Non-Fused Disconnect – SKU: 83335
  • Surge Protector – SKU: ICM517
  • CPS Charging Adapter – SKU: 87-AD87
  • Telescoping Wall Sleeve – SKU: NFP-75

Equip your condenser with everything needed for a safe, durable, and professional installation. Order your Condenser Installation Kit today!

Equipment Pad

E Liteis a plastic pad designed as a mounting base for air conditioning condensers. The rugged design provides uniform and generous ribbing for optimum, self-leveling ground support without inserts. E Lite is injection molded from polypropylene, resulting in a pad that is lightweight, but not too light. A subtle texture prevents unit slide and presents a classic appearance, which is enhanced by rounded edges and a concrete gray color. Each pad is molded with its size in raised letters.

  • High recycled plastic content
  • Subtle texture resists unit slide
  • Unaffected by UV or weather
  • Uniform ribbing transfers load evenly
  • Drillable for securing unit
  • Lightweight, yet rugged

No Return Policy

All sales of this product are final and are non-refundable.

Condenser Risers - 4" x 18" - 2 Pack

Provides simple and secure mounting for small and large piping systems, ductwork runs, cable trays and smaller equipment such as condensers. Linear track offers adjustable mounting. Manufactured from exterior grade materials.

Features

  • Ideal for piping, duct runs, cable trays and condensers
  • Weather resistant PVC
  • Linear track holds 3/8" hex head bolts
  • Two 7/8" long bolts included
  • Weighs up to 397 Ib
Equipment Pad and Risers Kit

E Lite Condenser Pad and Risers

E Lite Condenser Pad

E Lite Condenser Pad is designed to provide solid support for air conditioning condensers. It's made from sturdy polypropylene, striking a balance between lightness and stability. Its robust design ensures a level ground without the need for extra components.

Key Features:

  • Reliable Support: Abundance of ridges for stable ground support.
  • Durable and Lightweight: Tough yet not excessively heavy, thanks to polypropylene construction.
  • Anti-Slip: The surface prevents slipping, and rounded edges enhance safety.
  • Simple Appearance: Gray color with size labels.
  • Versatile Use: Suitable for condensers, pipes, ducts, cables, and more.

E Lite Risers

E Lite Risers complement the Condenser Pad, allowing you to adjust your setup as needed. They are constructed from weather-resistant PVC for outdoor use.

Key Features:

  • Weather Resistance: Made from tough PVC for long-lasting performance.
  • Secure Setup: The track securely holds bolts in place.
  • Bolts Included: Each set comes with two bolts.
  • Strong Support: Capable of handling loads of up to 397 pounds.

E Lite Condenser Pad and Risers offer reliable support without any complications. They are built to last and deliver efficient performance. Consider E Lite for your support needs – it's a practical solution for your projects.

No Return Policy

All sales of this product are final and are non-refundable.

17" Wall Mount Bracket for Mini Split Systems

This wall mount bracket is perfect for outdoor mini split condensers. The length of the the wall bracket arms are 17” long. The condensing unit is mounted onto the L-shaped brackets and fastened using the bolts and anti-vibration washers provided.

Features:
  • 17” Arm Length
  • Weight capacity of 220 lbs per arm
  • Bolts and anti-vibration washers included

No Return Policy

All sales of this product are final and are non-refundable.

Mitsubishi MHK2 Wireless Remote Controller

The Mitsubishi MHK2 is the second revision of Mitsubishi's most popular wireless controller set, now available for M & P Series residential and light commercial units. This controller offers in-depth 7-day scheduling and an easy to read, backlit display.

The updated MHK2 can now be used in tandem with the Kumo Cloud wi-fi adapter, sold separately. No longer do you have to choose between internet and wireless control: you can use both!

The MRCH2 is the main body of the thermostat. This can be placed anywhere within 200 feet of the indoor unit and does not require line of sight. The ;MRC2 cable will connect to the CN105 connector on the indoor unit's control board. The other end of this cable will connect to the MIFH2 receiver. The MIFH2 should be placed on the right side of a wall mounted unit, in the pocket of a MLZ-KP cassette, or anywhere near the control side of a ducted or square cassette unit.

Features:

  • Includes MRCH2 thermostat, MIFH2 wireless receiver, and MRC2 cable
  • Backlit display
  • Can sense temperature at indoor unit (default) or at controller
  • Fahrenheit °F / Celsius °C
  • No batteries required
  • Single zone compatible
  • Multi zone compatible
  • English, French, Spanish

Compatible Indoor Units:

Wall Mounted

  • GL Series: MSZ-GL06NA-U1, MSZ-GL09NA-U1, MSZ-GL12NA-U1, MSZ-GL15NA-U1, MSZ-GL18NA-U1, MSZ-GL24NA-U1, MSY-GL09NA-U1, MSY-GL12NA-U1, MSY-GL15NA-U1, MSY-GL18NA-U1, MSY-GL24NA-U1
  • FH Series: MSZ-FH06NA, MSZ-FH09NA, MSZ-FH12NA, MSZ-FH15NA, MSZ-FH18NA2
  • EF Series: MSZ-EF09NAB-U1, MSZ-EF09NAS-U1, MSZ-EF09NAW-U1, MSZ-EF12NAB-U1, MSZ-EF12NAS-U1, MSZ-EF12NAW-U1, MSZ-EF15NAB-U1, MSZ-EF15NAS-U1, MSZ-EF15NAW-U1, MSZ-EF18NAB-U1, MSZ-EF18NAS-U1, MSZ-EF18NAW-U1
  • JP Series: MSZ-JP09WA-U1, MSZ-JP12WA-U1
  • WR Series: MSZ-WR09NA-U1, MSZ-WR12NA-U1, MSZ-WR18NA-U1, MSZ-WR24NA-U1
  • D Series: MSZ-D30NA-8, MSZ-D36NA-8, MSY-D30NA-8, MSY-D36NA-8
  • P Series: PKA-A12HA7, PKA-A18HA7,PKA-A24KA7, PKA-A30KA7, PKA-A36KA7

Ducted

  • KD Series: SEZ-KD09NA4R1.TH, SEZ-KD12NA4R1.TH, SEZ-KD15NA4R1.TH, SEZ-KD18NA4R1.TH
  • P Series: PEAD-A09AA7, PEAD-A12AA7, PEAD-A15AA7, PEAD-A18AA7, PEAD-A24AA7, PEAD-A30AA7, PEAD-A36AA7, PEAD-A42AA7

Ceiling Cassette

  • KF Series: SLZ-KF09NA, SLZ-KF12NA, SLZ-KF15NA, SLZ-KF18NA
  • KP Series: MLZ-KP09NA, MLZ-KP12NA, MLZ-KP18NA
  • P Series: PLA-A12EA7, PLA-A18EA7, PLA-A24EA7, PLA-A30EA7, PLA-A36EA7, PLA-A42EA7

Floor Mounted

  • MFZ-KJ09NA-U1, MFZ-KJ12NA-U1, MFZ-KJ15NA-U1, MFZ-KJ18NA-U1

Multi Position Air Handler

  • KP: SVZ-KP12NA, SVZ-KP18NA, SVZ-KP24NA, SVZ-KP30NA, SVZ-KP36NA
  • P Series: PVA-A12AA7, PVA-A18AA7, PVA-A24AA7, PVA-A30AA7, PVA-A36AA7, PVA-A42AA7

Ceiling Suspended

  • P Series: PCA-A24KA7, PCA-A30KA7, PCA-A36KA7, PCA-A42KA7
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 15 feet

Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 15 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.

Features:

  • One pair, heavy duty refrigerant lines
  • Flared line ends
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 30 feet

Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 30 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.

Features:

  • One pair, heavy duty refrigerant lines
  • Flared line ends
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 50 feet

Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 50 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.

Features:

  • One pair, heavy duty refrigerant lines
  • Flared line ends
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 25 feet

Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 25 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.

Features:

  • One pair, heavy duty refrigerant lines
  • Flared line ends
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 35 feet

Refrigerant line set (pair) for mini split systems, liquid line size 1/4 inch O.D. flared ends, suction line size 1/2 inch O.D. flared ends, length 35 feet, insulation thickness of 1/2 inch. For use with air conditioning and refrigeration systems, includes both the liquid line and the suction line.

Features:

  • One pair, heavy duty refrigerant lines
  • Flared line ends
More Information
Mitsubishi 18,000 BTU FX-Series Single Zone Mini Split Hyper Heat Pump Condenser R454B | 230V
FeatureSpec
SKUMUZ-FX18NLHZ
Weight119.000000
ManufacturerMitsubishi
ReplacesMUZ-FS18NAH-U1
Cooling BTU21500
Heating BTU30200
Decibel Level (dBA)55
RefrigerantR454B
SEER225.5
Compressor TypeTwin Rotary
Liquid Valve Size 1/4
Suction Valve Size 1/2
Electrical208/230V 1 Phase 60 Hz
Max Breaker Size40
Min. Breaker Size23
BTU/Tonnage18,000 BTU/1.5 Ton
Zone CompatibilitySingle Zone
Height21.58"
Width31.5"
Depth11.14"
Warranty10 Years with Online Registration
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Mitsubishi 18,000 BTU FX-Series Single or Multi Zone Wall Mounted Mini Split Air Handler R454B | 230V
FeatureSpec
SKUMSZ-FX18NL
Weight29.000000
ManufacturerMitsubishi
ReplacesMSZ-FS18NA-U1
HSPF211.1
Decibel Level (dBA)25-47
RefrigerantR454B
Mini Split TypeWall Mounted
Zone CompatibilityMulti Zone
Height12-11/16"
Width36-7/16"
Depth9-3/16"
Warranty10 Years with Online Registration
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
Installation Kit for Condensers - Accessory Set
FeatureSpec
SKUMSK001
Weight15.000000
ManufacturerOnline Supply
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
E Lite Equipment Pad 18" x 38" x 3"
FeatureSpec
SKUEL1838-3
Weight16.000000
ManufacturerOnline Supply
Height3"
Width18"
Depth38"
Safety InformationPROPOSITION 65 WARNING
Condenser Risers - 4" x 18" - 2 Pack
FeatureSpec
SKU87762
Weight5.000000
ManufacturerOnline Supply
E Lite Equipment Pad and Risers Kit 18" x 38" x 3"
FeatureSpec
SKU87762 / EL1838-3
Weight25.000000
ManufacturerOnline Supply
Height3"
Width18"
Depth38"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 15 feet
FeatureSpec
SKU201814
Weight15.000000
ManufacturerOnline Supply
Length15'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 30 feet
FeatureSpec
SKU216741
Weight30.000000
ManufacturerOnline Supply
Length30'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 50 feet
FeatureSpec
SKU366402
Weight45.000000
ManufacturerOnline Supply
Length50'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 25 feet
FeatureSpec
SKU366400
Weight25.000000
ManufacturerOnline Supply
Length25'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 35 feet
FeatureSpec
SKU366401
Weight35.000000
ManufacturerOnline Supply
Length15'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
17" Wall Mount Bracket for Mini Split Systems
FeatureSpec
SKUHW-600
Weight9.200000
ManufacturerOnline Supply
Length17"
Height20"
Width6"
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
Mitsubishi MHK2 Wireless Remote Controller
FeatureSpec
SKUMHK2
Weight2.000000
ManufacturerMitsubishi
LengthCable:39-23/64"
HeightThermostat: 4-5/64” | Receiver: 3-3/32”
WidthThermostat: 4-5/64” | Receiver: 1-3/4”
DepthThermostat: 1-1/16" | Receiver: 39/64”
Warranty5 Years Parts Warranty
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
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Why Choose Mitsubishi Mini Splits?
Why Choose Mitsubishi Mini Splits?

Mitsubishi mini split air conditioners and heat pumps provide exceptional comfort, energy efficiency, and ultra-quiet performance in any climate. Engineered for reliability and precision, these systems offer year-round heating and cooling while reducing energy costs and enhancing indoor air quality.

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