MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and — Home Selection
VIP CARE HVAC & More
CONTACT US PAGE Support@ahomeselection.com REVIEWS
BUY IN BULK AND GET 10% OFF NOW Code "BULK"
BUY IN BULK AND GET 10% OFF NOW Code "BULK"
Call Button
Call Now Get up to $200 OFF when you call! Ends in 10:00

Customer Reviews

John D. "Great service! Highly recommend."

Jane S. "Saved $50 on my order."

Mike T. "Fast and reliable support."

MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump

 MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump, DIY-B-336HP090924

Elevate your home comfort with the MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump. This versatile system is designed to effectively cool and heat three distinct areas of your home, providing personalized climate control tailored to your preferences.

Your package includes a DIY 36,000 BTU Multi-Zone Condenser, two 9,000 BTU wall-mounted air handlers, one 24,000 BTU wall-mounted air handler, and three remotes for easy operation. This all-in-one solution comes with everything you need for optimal performance and energy efficiency.

What makes the MRCOOL Mini Split stand out is its hassle-free DIY installation. You can set it up yourself, eliminating the need for professional help and saving you time and money. Enjoy flexible placement options and year-round comfort without complicated tools or expensive equipment!

 Package Includes

This package does not include linesets, don't forgot to scroll up and add them!

If all air handlers are run simultaneously, their combined BTU output will not exceed the BTU rating of the condenser. In this case, the combined BTU output of the Air Handlers will never exceed the 36K BTU Rating of the Condenser.

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 capability to continue to deliver heating performance when temperatures reach -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 into the MRCOOL Care Program to get the lifetime warranty!

    Air Handler, 9K BTU, Quantity 2

    • Large Coverage Area. Handler covers an area up to 375 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, 24K BTU, Quantity 1

    • Large Coverage Area. Handler covers an area up to 1000 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.

      PRODUCT SPECIFICATIONS:
      Condenser

      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
      Cool Mode - Outdoor Operating Temperature Range 5F ~ 122F
      Heat Mode - Outdoor Operating Temperature Range -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)
      Registered Warranty
      		 7 Years Replacement on Condenser, 5 Years Parts


      Air Handler 9K BTU

      Product Dimensions 31.57"W x 7.44"D x 11.69"H
      Mount Type Wall
      Cooling Capacity 9,000 BTU
      Heating Capacity 9,000 BTU
      Registered Warranty
      		 5 Years Parts
      Modes Auto - auto selects from Cool, Heat or Fan-Only
      Dry - dehumidify
      Cool
      Heat
      Fan Only
      Quiet
      Sleep


      Air Handler 24K BTU

      Product Dimensions 42.52"W x 8.90"D x 13.19"H
      Mount Type Wall
      Cooling Capacity 23,000 BTU
      Heating Capacity 25,000 BTU
      Registered Warranty 5 Years Parts
      Modes Auto - auto selects from Cool, Heat or Fan-Only
      Dry - dehumidify
      Cool
      Heat
      Fan Only
      Quiet
      Sleep
      Installation Manual
      Product Brochure
      Performance Specifications
      Warranty
      Energy Guide
      AHRI Certificate

      Free Express Shipping on All orders within the USA

      Read Our Shipping Policy Here

      30 Day Free Returns on all orders

      Read about our Returns Policy Here

      Request A Quote

      Skip to content
      ★★★★★ Rated 4.8/5 by HVAC Professionals Trusted by Over 1,000 HVAC Technicians Nationwide
      MRCOOL MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump, DIY-B-336HP090924 Mini Split DIY-B-336HP090924

      MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump, DIY-B-336HP090924

      by MRCOOL
      SKU DIY-B-336HP090924
      In stock | ETA: to
      Save $653.00
      $4,468.00
      $3,815.00

      Notify me when back in stock

      FREE EXPRESS SHIPPING Process orders in 1 business day
      STRESS FREE RETURNS 2 Year Returns
      Primum Quality Top Tier Products, Even Better Customer Care
      5 Year Warranty We Believe In Our Products & Our Team
      Professional Services Get service quotes the same day
      MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump, DIY-B-336HP090924
      $4,468.00
      $3,815.00
      Product successfully added to your cart!

      ACCESSORIES FOR MRCOOL

      MRCOOL DIYCOUPLER-14 + DIYCOUPLER-12 w/50 ft of Communication Wire, DIYCOUPLER-1412K50

      MRCOOL DIYCOUPLER-14 + DIYCOUPLER-12 w/50 ft of Communication Wire, DIYCOUPLER-1412K50

      $105.00

      MRCOOL 50FT 1/4 x 1/2 Flared Line Set Kit for 12K and 18K Olympus and Advantage Mini Split, MC50-1412

      MRCOOL 50FT 1/4 x 1/2 Flared Line Set Kit for 12K and 18K Olympus and Advantage Mini Split, MC50-1412

      $315.00

      MRCOOL 25 ft. Pre-Charged 3/8

      MRCOOL 25 ft. Pre-Charged 3/8" x 3/4" No-Vac Quick Connect Line Set for Central Ducted and Universal Series, NV25-3834

      $370.00

      MRCOOL LineGuard Set Cover for MRCOOL Ductless Mini Split Systems - 12 Feet, MLG450

      MRCOOL LineGuard Set Cover for MRCOOL Ductless Mini Split Systems - 12 Feet, MLG450

      $133.00

      MRCOOL 8kW Heat Kit for the Central Ducted Air Handler (Compatible with MRCOOL Hyper Heat & VersaPro Series), CENTRALHK08

      MRCOOL 8kW Heat Kit for the Central Ducted Air Handler (Compatible with MRCOOL Hyper Heat & VersaPro Series), CENTRALHK08

      $164.00

      MRCOOL 20kW Heat Kit for the Central Ducted Air Handler (Compatible with MRCOOL Hyper Heat & VersaPro Series), CENTRALHK20

      MRCOOL 20kW Heat Kit for the Central Ducted Air Handler (Compatible with MRCOOL Hyper Heat & VersaPro Series), CENTRALHK20

      $442.00

      MRCOOL 10kW Heat Kit for the Central Ducted Air Handler (Compatible with MRCOOL Hyper Heat & VersaPro Series), CENTRALHK10

      MRCOOL 10kW Heat Kit for the Central Ducted Air Handler (Compatible with MRCOOL Hyper Heat & VersaPro Series), CENTRALHK10

      $197.00

      MRCOOL 15kW Heat Kit for the Central Ducted Air Handler (Compatible with MRCOOL Hyper Heat & VersaPro Series), CENTRALHK15

      MRCOOL 15kW Heat Kit for the Central Ducted Air Handler (Compatible with MRCOOL Hyper Heat & VersaPro Series), CENTRALHK15

      $213.00

      MRCOOL 35 FT Pre-Charged 3/8

      MRCOOL 35 FT Pre-Charged 3/8" x 3/4" No-Vac Quick Connect Line Set for Central Ducted and Universal Series, NV35-3834

      $485.00

      MRCOOL 25 ft. Pre-Charged 3/8

      MRCOOL 25 ft. Pre-Charged 3/8" x 3/4" No-Vac Quick Connect Line Set for Central Ducted and Universal Series, NV25-3834

      $370.00

      MRCOOL® DIY Tool Kit - Wrench, Hole Saw, Tool Bag

      MRCOOL® DIY Tool Kit - Wrench, Hole Saw, Tool Bag

      $69.99

      MRCOOL® Mini Split Cleaning Care Kit

      MRCOOL® Mini Split Cleaning Care Kit

      $79.99

      MRCOOL Downflow Application 14 In. Square to Round Adaptor Kit for 2-3 Signature Packaged Units, M14DSR4260A

      MRCOOL Downflow Application 14 In. Square to Round Adaptor Kit for 2-3 Signature Packaged Units, M14DSR4260A

      $106.00

      MRCOOL 25FT 1/4 x 1/2 Flared Line Set Kit for 12K and 18K Olympus and Advantage Mini Split, MC25-1412

      MRCOOL 25FT 1/4 x 1/2 Flared Line Set Kit for 12K and 18K Olympus and Advantage Mini Split, MC25-1412

      $137.00

      MRCOOL 25FT 3/8 x 5/8 Flared Line Set Kit for 24K Olympus and Advantage Mini Split, MC25-3858

      MRCOOL 25FT 3/8 x 5/8 Flared Line Set Kit for 24K Olympus and Advantage Mini Split, MC25-3858

      $151.00

      MRCOOL 50FT 1/4 x 3/8 Flared Line Set Kit for 9K Olympus and Advantage Mini Split, MC50-1438

      MRCOOL 50FT 1/4 x 3/8 Flared Line Set Kit for 9K Olympus and Advantage Mini Split, MC50-1438

      $308.00

      MRCOOL 50FT 3/8 x 5/8 Flared Line Set Kit for 24K Olympus and Advantage Mini Split, MC50-3858

      MRCOOL 50FT 3/8 x 5/8 Flared Line Set Kit for 24K Olympus and Advantage Mini Split, MC50-3858

      $329.00

      MRCOOL DIY 50ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor, 4th Generation, DIY50-3858C

      MRCOOL DIY 50ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor, 4th Generation, DIY50-3858C

      $565.00

      MRCOOL DIYCOUPLER-58 + DIYCOUPLER-38 + 75ft MC-5 Cable, 4th Gen, DIYCOUPLER-3858K75C

      MRCOOL DIYCOUPLER-58 + DIYCOUPLER-38 + 75ft MC-5 Cable, 4th Gen, DIYCOUPLER-3858K75C

      $393.00

      MRCOOL 5 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK05H

      MRCOOL 5 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK05H

      $149.00

      MRCOOL 7.5 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK07H

      MRCOOL 7.5 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK07H

      $181.00

      MRCOOL 10 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK10H

      MRCOOL 10 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK10H

      $194.00

      MRCOOL 15 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK15H

      MRCOOL 15 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK15H

      $295.00

      MRCOOL 5 KW Heat Strip with Circuit Breaker for Packaged Units, MHK05P

      MRCOOL 5 KW Heat Strip with Circuit Breaker for Packaged Units, MHK05P

      $163.00

      MRCOOL 20 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK20H

      MRCOOL 20 KW Signature Air Handler Heat Strip with Circuit Breaker, MHK20H

      $331.00

      MRCOOL 7.5 KW Heat Strip with Circuit Breaker for Packaged Units, MHK07P

      MRCOOL 7.5 KW Heat Strip with Circuit Breaker for Packaged Units, MHK07P

      $179.00

      MRCOOL 10 KW Heat Strip with Circuit Breaker for Packaged Units, MHK10P

      MRCOOL 10 KW Heat Strip with Circuit Breaker for Packaged Units, MHK10P

      $194.00

      MRCOOL 15 KW Heat Strip with Circuit Breaker for Packaged Units, MHK15P

      MRCOOL 15 KW Heat Strip with Circuit Breaker for Packaged Units, MHK15P

      $264.00

      MRCOOL 20 KW Heat Strip with Circuit Breaker for Packaged Units, MHK20P

      MRCOOL 20 KW Heat Strip with Circuit Breaker for Packaged Units, MHK20P

      $367.00

      MRCOOL 5 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK05B

      MRCOOL 5 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK05B

      $159.00

      MRCOOL 7.5 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK07B

      MRCOOL 7.5 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK07B

      $190.00

      MRCOOL 10 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK10B

      MRCOOL 10 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK10B

      $200.00

      MRCOOL 15 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK15B

      MRCOOL 15 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK15B

      $306.00

      MRCOOL 20 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK20B

      MRCOOL 20 KW Signature Series Modular Blower Heat Strip with Circuit Breaker, MHK20B

      $351.00

      MRCOOL 5kw ProDirect Heat Kit, PHK05H

      MRCOOL 5kw ProDirect Heat Kit, PHK05H

      $178.00

      MRCOOL 7.5kw ProDirect Heat Kit, PHK07H

      MRCOOL 7.5kw ProDirect Heat Kit, PHK07H

      $234.00

      MRCOOL 10kw ProDirect Heat Kit, PHK10H

      MRCOOL 10kw ProDirect Heat Kit, PHK10H

      $130.00

      MRCOOL 15kw ProDirect Heat Kit, PHK15H

      MRCOOL 15kw ProDirect Heat Kit, PHK15H

      $210.00

      MRCOOL 20kw ProDirect Heat Kit, PHK20H

      MRCOOL 20kw ProDirect Heat Kit, PHK20H

      $214.00

      MRCOOL 5 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK05U

      MRCOOL 5 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK05U

      $137.00

      MRCOOL 8 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK08U

      MRCOOL 8 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK08U

      $162.00

      MRCOOL 10 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK10U

      MRCOOL 10 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK10U

      $169.00

      MRCOOL 15 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK15U

      MRCOOL 15 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK15U

      $260.00

      MRCOOL 20 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK20U

      MRCOOL 20 KW Universal Air Handler Heat Strip with Circuit Breaker, MHK20U

      $306.00

      MRCOOL 16FT 1/4

      MRCOOL 16FT 1/4" x 3/8" Flared Line Set Kit for 9K Olympus and Advantage Mini Split, MC16-1438

      $121.00

      MRCOOL 16FT 1/4

      MRCOOL 16FT 1/4" x 1/2" Flared Line Set Kit for 12K and 18K Olympus and Advantage Mini Split, MC16-1412

      $133.00

      MRCOOL 16FT 3/8

      MRCOOL 16FT 3/8" x 5/8" Flared Line Set Kit for 24K Olympus and Advantage Mini Split, MC16-3858

      $144.00

      MRCOOL Pre-Charged 3/8

      MRCOOL Pre-Charged 3/8" x 3/4" No-Vac Quick Connect Line Set for Central Ducted and Universal Series, NV15-3834

      $288.00

      MRCOOL 50 ft. Pre-Charged 3/8

      MRCOOL 50 ft. Pre-Charged 3/8" x 3/4" No-Vac Quick Connect Line Set for Central Ducted and Universal Series, NV50-3834

      $598.00

      MRCOOL 3/4 Flare-to-Weld Fitting, WF-34

      MRCOOL 3/4 Flare-to-Weld Fitting, WF-34

      $26.25

      MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump, DIY-B-336HP090924 Reviews

      Build the perfect HVAC unit

      Get up to 40% OFF on your next system with our custom tool!

      Build Your SYSTEM

      Latest from HVAC & More

      • How Much Does a MRCOOL cost?

        How much does it cost to install a MRCOOL mini split? That's the question we hear from customers ...

        Read more

      • Mini Split Cost vs Central Air: Comparing Cooling Options for Your Home

        Read more

      • How to Add Refrigerant to Mini Split: A Quick Guide for Techs

        Read more

      Read about HVAC

      FREE EXPRESS SHIPPING

      Process orders in 1 business day

      Stress Free Returns

      2 Year Returns

      Primum Quality

      Top Tier Products, Even Better Customer Care

      5 Year Warranty

      We Believe In Our Products & Our Team