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Mitsubishi 42,000 BTU FS-Series 19.7 SEER2 Dual Zone Wall Mounted Mini Split Heat Pump System – R410A | 230V - 18 +18

Mitsubishi 42,000 BTU FS-Series 19.7 SEER2 Dual Zone Wall Mounted Mini Split Heat Pump System  – R410A | 230V - 18 +18

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By

Mitsubishi

Out of stock

Model

MXZ-5C42NA2 / 2-MSZ-FS18NA

ID

212767

No Return Policy: All sales of this product are final and are non-refundable.

MXZ-5C42NA2 / 2-MSZ-FS18NA is a high-efficiency Mitsubishi Electric multi-zone mini-split heat pump system. It features a 42,000 BTU Heating outdoor unit (MXZ-5C42NA2) paired with two indoor Wall Mounted units: a (2) 18,000 BTU (MSZ-FS18NA). This setup delivers quiet, zoned comfort with advanced inverter technology, ideal for year-round heating and cooling even in cold climates.

Featuring Heating INVERTER technology, the outdoor unit delivers reliable performance even in extreme cold, ensuring consistent warmth when you need it most. The sleek, wall-mounted indoor units offer whisper-quiet operation, advanced air filtration, and modern design that blends seamlessly into any home.

Whether you're cooling a bedroom and living area in summer or heating your home in winter, this system delivers year-round comfort, exceptional energy savings, and total control at your fingertips.

18,000 BTU Mitsubishi FS Series Wall Mount Air Handler - R410A

Mitsubishi 18,000 BTU R410A FS Series Multi Zone Wall Mounted Mini Split Air Handler - 230V

Designed for rooms up to 700 sq ft, the Mitsubishi MSZ-FS18NA air handler delivers precise comfort, using R410A refrigerant for reliable heating and cooling year-round.

Key Features

  • 18,000 BTU wall-mounted air handler designed for Mitsubishi multi-zone mini split systems.
  • Compatible with systems using R410A refrigerant.
  • 230V electrical configuration for residential applications.
  • Advanced airflow design for improved room coverage and comfort.
  • Quiet operation suitable for bedrooms, living rooms, and offices.
  • Modern wall-mounted design that integrates easily into home interiors.

Feature Highlights

Efficient Multi-Zone Comfort

Designed for use with Mitsubishi multi-zone outdoor condensers, this FS Series air handler allows individual room temperature control while connected to a larger multi-zone system. It helps provide targeted comfort where it is needed most throughout the home.

Consistent Heating and Cooling

With advanced system compatibility and inverter-driven operation from the outdoor unit, the air handler helps maintain stable indoor temperatures while improving energy efficiency and reducing temperature fluctuations.

Quiet and Discreet Operation

The wall-mounted FS Series unit is designed to operate quietly while delivering powerful airflow. Its sleek profile allows it to blend easily with most interior spaces without disrupting the room’s aesthetics.

What’s Included

  • 1 x Mitsubishi 18,000 BTU FS Series Wall-Mounted Indoor Air Handler
  • Wireless Remote Control
  • Mounting Plate
  • Installation Manual

Recommended Accessories

  • Compatible Mitsubishi Multi-Zone Outdoor Condenser
  • Mini Split Line Set for refrigerant connection
  • Line Set Covers for exterior protection and clean appearance
  • Condensate Drain Line
  • Wall Sleeve for wall penetration

Warranty

Mitsubishi backs the FS Series air handler with a manufacturer warranty designed to support long-term reliability and performance. Warranty coverage applies when installed with compatible Mitsubishi equipment and according to manufacturer guidelines.

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
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
Installation Kit for Condensers

Ensure 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.

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!

Cielo Breez Max Mini Split Thermostat with WiFi

Introducing Cielo Breez Max, the ultimate smart thermostat for your mini-splits, designed to elevate your comfort with intelligent climate control. Transform your air conditioner into a smart powerhouse and manage your cooling or heating from anywhere using your phone. This award-winning device, available in black and white, prevents overheating or overcooling with AI-powered Comfy Max, while seamlessly detecting any mini-split brand for hassle-free setup.


Features:

  • Energy Savings
  • WiFi Connectivity
  • Weekly Schedule
  • Geofencing
  • Temperature Range Lock
  • Real-Time Notifications
  • HVAC Zoning

Weekly Schedule lets you set on and off periods throughout the week based on your needs.

Geofencing uses your smartphone's location to trigger actions in your system, such as turning the air conditioner on or off based on your proximity to home.

Temperature Range Lock ensures your air conditioner operates within a set temperature range for optimal comfort and efficiency.

Real-Time Notifications keep you informed with important updates, helping you manage your air conditioner better.

HVAC Zoning allows you to create customized temperature control zones by grouping multiple mini-split units.

The Cielo Breez Max offers innovative features and extraordinary performance, making it a perfect fit for any room air conditioner. Enjoy maximum energy savings and simplified home comfort with this advanced smart thermostat.

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
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.

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
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.

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
30" Wall Mount Bracket

This wall mount bracket is perfect for outdoor condensers. The length of the wall bracket arms are 30" long. The condensing unit is mounted onto the L-shaped brackets and fastened using bolts and anti-vibration washers (not included with brackets).

Features:

  • Steel: 10 GA
  • Powder-coated grey Finish
  • Load rating: 600 lbs per pair
  • Holes will accommodate anchors for installation
  • Warranty: 1 year
  • ACB line of wall brackets are approved by the Florida Building Commission and are High Velocity Hurricane Zone (HVHZ) approved. (See product certification documentation for complete details.)

No Return Policy

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

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
More Information
Mitsubishi 18,000 BTU R410A FS Series Multi Zone Wall Mounted Mini Split Air Handler - 230V
FeatureSpec
SKUMSZ-FS18NA
Weight (in lbs)29
Brand/ManufacturerMitsubishi
UPC622632150108
ControllerWireless Included
Additional InformationDrain: 5/8"
Cooling BTU17,200
Heating BTU20,300
Maximum CFM194-514 CFM
Decibel Level (dBA)25-47
RefrigerantR410A
CapacityDehumidification Rate: 0.32 gal/hr
Liquid Line1/4"
Suction Line1/2"
Electrical208/230V 1 Phase 60 Hz
PhaseSingle Phase
BTU/Tonnage18,000 BTU/1.5 Ton
Mini Split TypeWall Mounted
Zone CompatibilityMulti Zone
Operating ModeCooling, Heating
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
Mitsubishi 18,000 BTU R410A FS Series Multi Zone Wall Mounted Mini Split Air Handler - 230V
FeatureSpec
SKUMSZ-FS18NA
Weight (in lbs)29
Brand/ManufacturerMitsubishi
UPC622632150108
ControllerWireless Included
Additional InformationDrain: 5/8"
Cooling BTU17,200
Heating BTU20,300
Maximum CFM194-514 CFM
Decibel Level (dBA)25-47
RefrigerantR410A
CapacityDehumidification Rate: 0.32 gal/hr
Liquid Line1/4"
Suction Line1/2"
Electrical208/230V 1 Phase 60 Hz
PhaseSingle Phase
BTU/Tonnage18,000 BTU/1.5 Ton
Mini Split TypeWall Mounted
Zone CompatibilityMulti Zone
Operating ModeCooling, Heating
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
Mitsubishi 42,000 BTU R410A M-Series Single Zone Mini Split Heat Pump Condenser - 230V
FeatureSpec
SKUMXZ-5C42NA2
Weight (in lbs)283
AHRI Certificate Number201754913
Brand/ManufacturerMitsubishi
Cooling BTU42,000 BTU
Heating BTU42,000 BTU
Decibel Level (dBA)56-58
RefrigerantR410A
SEER1 (Efficiency)19
EER9.2
Compressor TypeTwin Rotary
Liquid Valve Size1/4
Suction Valve SizeA:1/2 (12.7) ; B,C,D,E: 3/8 (9.52)
Electrical208/230V 1 Phase 60 Hz
Max Breaker Size40
Min. Breaker Size32.5
BTU/Tonnage42,000 BTU/3.5 Ton
Zone CompatibilityMulti Zone
Height41.28"
Width37.411"
Depth13"
Warranty10 Years with Online Registration
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Cielo Breez Max Mini Split Thermostat with WiFi
FeatureSpec
SKUBM101WA
Weight (in lbs)1
Brand/ManufacturerCielo
UPCna
ElectricalMicro USB with Standard Plug
Height4.25"
Width4.25"
Depth1"
Warranty1 Year Full Replacement
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
Installation Kit for Condensers - Accessory Set
FeatureSpec
SKUMSK001
Weight (in lbs)15
Brand/ManufacturerOnline Supply
UPCna
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
30" Wall Mount Bracket for Mini Split Systems
FeatureSpec
SKUACB-30
Weight (in lbs)9.2
Brand/ManufacturerOnline Supply
Length30"
Height16"
Width2"
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
Weight (in lbs)16
Brand/ManufacturerOnline Supply
UPCna
Height3"
Width18"
Depth38"
Safety InformationPROPOSITION 65 WARNING
E Lite Equipment Pad and Risers Kit 18" x 38" x 3"
FeatureSpec
SKU87762 / EL1838-3
Weight (in lbs)25
Brand/ManufacturerOnline Supply
UPCna
Height3"
Width18"
Depth38"
Safety InformationPROPOSITION 65 WARNING
Condenser Risers - 4" x 18" - 2 Pack
FeatureSpec
SKU87762
Weight (in lbs)5
Brand/ManufacturerOnline Supply
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 50 feet
FeatureSpec
SKU366402
Weight (in lbs)45
Brand/ManufacturerOnline Supply
UPCna
Length50'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 35 feet
FeatureSpec
SKU366401
Weight (in lbs)35
Brand/ManufacturerOnline Supply
UPCna
Length15'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 30 feet
FeatureSpec
SKU216741
Weight (in lbs)30
Brand/ManufacturerOnline Supply
UPCna
Length30'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 25 feet
FeatureSpec
SKU366400
Weight (in lbs)25
Brand/ManufacturerOnline Supply
UPCna
Length25'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 15 feet
FeatureSpec
SKU201814
Weight (in lbs)15
Brand/ManufacturerOnline Supply
UPCna
Length15'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 50 feet
FeatureSpec
SKU366402
Weight (in lbs)45
Brand/ManufacturerOnline Supply
UPCna
Length50'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 35 feet
FeatureSpec
SKU366401
Weight (in lbs)35
Brand/ManufacturerOnline Supply
UPCna
Length15'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 30 feet
FeatureSpec
SKU216741
Weight (in lbs)30
Brand/ManufacturerOnline Supply
UPCna
Length30'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 25 feet
FeatureSpec
SKU366400
Weight (in lbs)25
Brand/ManufacturerOnline Supply
UPCna
Length25'
Height1/2"
Width1/2"
Safety InformationPROPOSITION 65 WARNING
Refrigerant Line Set with 1/4" and 1/2" Line Ends - 15 feet
FeatureSpec
SKU201814
Weight (in lbs)15
Brand/ManufacturerOnline Supply
UPCna
Length15'
Height1/2"
Width1/2"
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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