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Worldwide Shipping Mrcool Diy Mini Split - 42,000 Btu 3 Zone Ductless Air Conditioner And Heat Pump With 50 Ft. Install Kit, Diym336hpw07c74 - Limited Release [JBQ6ytOS]

$55.99 $179.99 -69%

This 4th Generation MRCOOL Mini Split includes everything you need to cool and heat three different rooms. You'll be sent: DIY 36,000 BTU Multi-Zone Condenser, two 12,000 BTU Wall Mounted Air Handler, one 18,000 BTU Wall Mounted Air Handler, three Re

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Worldwide Shipping Mrcool Diy Mini Split - 42,000 Btu 3 Zone Ductless Air Conditioner And Heat Pump With 50 Ft. Install Kit, Diym336hpw07c74 - Limited Release [JBQ6ytOS]

This 4th Generation MRCOOL Mini Split includes everything you need to cool and heat three different rooms. You'll be sent: DIY 36,000 BTU Multi-Zone Condenser, two 12,000 BTU Wall Mounted Air Handler, one 18,000 BTU Wall Mounted Air Handler, three Remotes, and three 50 ft. Installation Kits. The best part about all of this is that you can install it yourself! This System includes enhanced Wi-Fi engineering to make setup not only quick and easy, but the MRCOOL DIY Multi is flexible enough to be installed virtually anywhere without requiring specialized tools or expensive equipment.


Package Includes
  • MRCOOL DIY Multi-Zone 4-Zone Condenser, 4th Gen Series, DIY-MULTI4-36HP230C
  • MRCOOL DIY 12k BTU Ductless Mini Split Air Handler, Energy Star, 4th Gen, DIY-12-HP-WMAH-230C25 (x2)
  • MRCOOL E Star DIY 4th Gen 18k BTU Ductless Mini-Split Air Handler, DIY-18-HP-WMAH-230C25 
  • MRCOOL DIY 50ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor, 4th Generation, DIY50-1412C (x3)

Condenser 

  • Energy Efficient. This 4 Zone condenser, when paired with select MRCOOL air handlers, is capable of producing an impressive 21.5 SEER efficiency rating. 
  • Works In All Environments. The ability to heat even when temperatures drop to -13°F.
  • Lifetime Warranty. For added peace of mind, this is the only condenser on the market that comes with a limited lifetime compressor warranty. Simply register your product to get the lifetime warranty!

    Air Handler, 12K BTU, Quantity 2

    • Large Coverage Area. Handler covers an area up to 500 sq. ft. 
    • Versatile. Incredibly versatile and equipped with multiple operating modes, which include COOL, HEAT, AUTO, DRY (dehumidify), and SLEEP.
    • Easy to Control. This unit also has the capability to be controlled by your Apple or Android smartphone through the use of the Smart HVAC app. 
    • Convenient Installation. With its light and compact design, it can be installed easily to most interior walls with the included mounting plate.

    Air Handler, 18K BTU, Quantity 1

    • Large Coverage Area. Handler covers an area up to 750 sq. ft. 
    • Versatile. Incredibly versatile and equipped with multiple operating modes, which include COOL, HEAT, AUTO, DRY (dehumidify), and SLEEP.
    • Easy to Control. This unit also has the capability to be controlled by your Apple or Android smartphone through the use of the Smart HVAC app. 
    • Convenient Installation. With its light and compact design, it can be installed easily to most interior walls with the included mounting plate.

      Line Set 50 ft., Quantity 3

      • This 50 ft. copper line set connects the 4th Generation MRCOOL Condenser to the MR COOL Air Handlers - 9K, 12K and 18K.
      • Pre-Charged. These line sets come pre-charged with the precise amount of R-410A refrigerant. 
      • DIY & Save Money. This means the installation process can be performed without retaining the services of a certified technician - thus saving you money!

      Additional Line Sets & Coupler

      If you find the default line set lengths are not sufficient for your application, additional line sets are available for purchase. You will also need a coupler kit, which will allow two standard line sets to be connected together.

      What does this package include?

      This package also includes installation friendly tools: Mounting plate (for the air handlers), Anchor, Mounting plate screws, Remote control, Fixing screw for remote controller holder (optional), Remote control holder (optional), MRCOOL Mini-Stat, MRCOOL Mini-Stat User Manual, Magnetic Ring, Line-Set Adapter Set (Included with 4-zone & 5-zone systems only), Batteries, Air Freshening Filter, Seal (for cooling & heating models), Allen Wrench, Installation & Owner’s Manual, Remote Control Manual, Smart Controller Kit, Plastic Wall Sleeve, Sound Deadening Pads, Drain Pipe, Cardboard Mounting Plate Template, Quick Connect® Line Set (refrigerant pipe)*, Insulation Material, Non-Adhesive U.V. Tape, Drain joint, Neoprene.

          PRODUCT SPECIFICATIONS:
          Condenser Specifications

          Product Dimensions 37.24"W x 16.14"D x 31.89"H
          Cooling Capacity 36,000 BTU
          Heating Capacity 36,000 BTU
          Zone Capacity 4
          Min Ambient Cool 5F ~ 122F
          Min Ambient Heat -13F ~ 75.2F
          SEER 21.5
          EER 10.5
          Voltage Requires a minimum of 208V-230V/60HZ/27-45A (please check your home meets this electrical requirement prior to purchase)


          Air Handler 12K BTU

          Product Dimensions 31.57"W x 7.44"D x 11.69"H
          Mount Type Wall
          Cooling Capacity 12,000 BTU
          Heating Capacity 12,000 BTU
          Modes Auto - auto selects from Cool, Heat or Fan-Only
          Dry - dehumidify
          Cool
          Heat
          Fan Only
          Quiet
          Sleep


          Air Handler 18K BTU

          Product Dimensions 42.52"W x 8.90"D x 13.19"H
          Mount Type Wall
          Cooling Capacity 18,000 BTU
          Heating Capacity 18,000 BTU
          Modes Auto - auto selects from Cool, Heat or Fan-Only
          Dry - dehumidify
          Cool
          Heat
          Fan Only
          Quiet
          Sleep


          Line Set

          Length 50 Feet
          Liquid Line Size 1/4"
          Suction Line Size 1/2"

          What Our Customers Say

          January 26, 2026

          Absolutely no complaints!

          I'm happy with this. It is so very, so very, so very, so good.

          - Gwawl X..

          January 26, 2026

          Absolutely no complaints!

          I'm very impressed with this product and its great purchase.

          - Hafgan N..

          January 26, 2026

          Absolutely no complaints!

          This has become a vital part of my kit.

          - Seraphina M..

          Write a Review

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