MRCOOL DIY 5th Gen 27,000 BTU 3-Zone Ductless Mini Split Air Conditioner and Heat Pump with 9K+9K+9K BTU Wall Mount Indoor Units

MRCOOL DIY 5th Gen 27,000 BTU 3-Zone Ductless Mini Split Air Conditioner and Heat Pump with 9K+9K+9K BTU Wall Mount Indoor Units

SKU: DIYM327HPW05D00

Sale price$4,377.00 Regular price$5,699.00


Line Set Length: 16 Ft. + 16 Ft. + 16 Ft.
Air Handler Type: Wall

In Stock Estimated delivery: Jun 16th-25th
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Package Overview

The MRCOOL® DIY® 27,000 BTU Multi-Zone Ductless Mini Split System delivers efficient heating and cooling for up to 1200 sq. ft., using three indoor air handlers for independent comfort in multiple rooms. Ideal for bedrooms, offices, or guest rooms, this system allows you to customize temperatures in each space while enjoying the convenience of a single outdoor condenser. Designed for true DIY installation, it features pre-charged Quick Connect® line sets and includes a remote for easy, flexible temperature control.

Built for energy efficiency and everyday comfort, the system uses eco-friendly R-454B refrigerant and supports smart app and voice control for seamless operation. Quiet performance, smart comfort features, and strong warranty coverage make this system a reliable, long-term solution for whole-home comfort.

  • 27,000 BTU outdoor condenser with three indoor air handlers
  • Recommended coverage: up to 1200 sq. ft. total
  • Multi-zone system with independent room temperature control
  • DIY installation with pre-charged Quick Connect® line sets
  • Smart Wi-Fi control via MRCOOL® SmartHVAC app
  • Voice control compatible with Amazon Alexa & Google Assistant
  • Quiet operation for everyday comfort
  • Remote control included
  • Strong warranty coverage for long-term peace of mind

Package Includes:

Description
Product Specs
Manuals & Guides

If you’re in need of comfort, our new 5th Generation MRCOOL® DIY® 27k BTU Multi-Zone Ductless Mini Split Condenser is the perfect solution! The acronym in the name is true - you can install this system on your own, without the assistance of an HVAC professional! You’ll save money in more ways than one, too, due to the incredible efficiency of this system, which attains a SEER2 rating of 23 and a HSPF2-4 rating of 9.5.

This condenser in particular is able to support up to 4 air handlers, meaning it can provide heat and air conditioning to four separate spaces equalling a total of 1,000 to 1,200 square feet. This system is unique because it utilizes special, patented Quick Connect® line sets that are pre-charged with R-454B, which is a newer refrigerant that allows the system to be even more sustainable and efficient than its previous generation. These line sets essentially link to the fittings of the condenser and the air handler, making the installation process a breeze.

Once installed, this condenser will be able to do more than you expect! Our SmartHVAC app gives you the opportunity to integrate the system with your phone and Amazon Alexa or Google Home, which will let you control your comfort using just your voice. The app also gives you the ability to customize your comfort with a range of features, from setting schedules to monitoring the system’s energy use. You deserve to have your comfort meet your standards, and this unit can do that for you. Should something happen to the system, we’ve got your back. The DIY® series boasts one of the foremost warranties in the HVAC industry - a 5 year parts warranty, a 7 year compressor warranty, and a Limited Lifetime Replacement warranty if you enroll in the MRCOOL® Care Program. Get the best for your home and install a DIY®!

Features

  • Intertek listed 5031495
  • Easy DIY installation
  • Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
  • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
  • The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.
Dimensions 16.14" D x 31.89" H x 37.24" W

SEER2

23

EER2

12

HSPF2-4

9.5

HSPF2-5

7

Tonnage

2.25

Cooling Capacity (BTU)

26000

Heating Capacity (BTU)

26000

Voltage (V)

208/230

Phase

1

Cycle

60

Max Fuse Breaker (A)

25

Min Circuit Ampacity (A)

23

Color

White

Zone Capacity

4

Refrigerant Type

R-454B

Refrigerant Volume (OZ)

84.66

Decibel Rating (DBA)

61

Inverter

DC

Line Set Length

25

Max Lineset Length (FT)

221.4

Liquid LIne Size

1/4

Suctio Line Size

3/8

Compressor Motor Type

Rotary

Auxiliary Heater Included

No

Auxiliary Heater Available

No

Fan Only Option

Yes

Quiet Mode

Yes

Auto Cool

Yes

WIFI Compatibility

Yes

APP Compatibility

Yes

Works with IOS

Yes

Works with Android

Yes

UL Listed

Yes

ETL Listed

Yes

Energy Star Certified

Yes

AHRI Certified

Yes

Registered Warranty

Extended Limited Lifetime*

Base Parts Warranty

5

Base Compressor Warranty

7

Has Batteries

Yes

Contains Electronics

Yes

Contans Chemicals

Yes

Contains Aerosol

Yes

Contains Compressed Gas

Yes

Proposition 65 Warning

Yes

Description
Product Specs
Manuals & Guides

The 5th Generation MRCOOL® DIY® 9K BTU 22.5 SEER Ductless Mini-Split Heat Pump is a highly efficient and powerful solution for heating and cooling areas up to 400 sq. ft. Designed specifically for easy DIY installation, this system removes the need for specialized tools or professional help, allowing for a quick, hassle-free, and budget-friendly setup. One of its most convenient features is the pre-charged 25-foot DIY® QuickConnect® line set, which comes filled with R-454B refrigerant. This eliminates the need for vacuuming, reducing both installation time and labor costs.

Additionally, the DIYPRO® cable replaces the need for electrical conduit, enhancing durability and protection against outdoor elements and wildlife. With multiple control options, adjusting your system is effortless. You can operate it using the wireless remote, the SmartHVAC app for Apple and Android devices, or voice commands via Amazon Alexa and Google Assistant. The Follow Me function enhances comfort by adjusting airflow based on the remote’s location, ensuring even temperature distribution. Dry Mode also helps regulate humidity, keeping indoor conditions comfortable.

Built for long-term durability, the Gold Fin® Condenser offers superior corrosion resistance, making it ideal for coastal environments. Supported by industry-leading warranties—including a limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty—this MRCOOL® DIY® system delivers reliable, year-round climate control with innovative features and easy installation.

Features

  • Intertek listed 5031495
  • Easy DIY installation
  • Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
  • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
  • The MRCOOL® Smart HVAC Controller® Module and App fully support Google
  • Assistant & Amazon Alexa out of the box.
Dimensions 7.44" D x 11.69" H x 31.57" W

Voltage (V)

208/230

Phase

1

Cycle

60

Mount Type

Wall

Color

White

Max Coverage Area

400 sqft

Oscillation

Yes

Filter Type

Reusable

Auxiliary Heater Included

No

Auxiliary Heater Available

No

Fan Only Option

Yes

Quiet Mode

Yes

Auto Cool

Yes

WIFI Compatibility

Yes

APP Compatibility

Yes

Works with IOS

Yes

Works with Android

Yes

Remote Control Included

Yes

UL Listed

Yes

ETL Listed

Yes

AHRI Certified

Yes

Registered Warranty

Extended Limited Lifetime*

Base Parts Warranty

5

Base Compressor Warranty

7

Has Batteries

Yes

Contains Electronics

Yes

Contains Chemicals

Yes

Contains Aerosol

Yes

Contains Compressed Gas

Yes

Proposition 65 Warning

Yes

Description
Product Specs
Manuals & Guides

This remote is included with each air handler in MRCOOL's 5th Generation DIY or Advantage Mini Split Systems.

Dimensions 2" W x 6" L x 1" H
Works with MRCOOL DIY 5th Generation Mini Splits
Restricted States GU;PR;VI
Color White

Mini Split FAQ

 

What BTU rating should I choose for my air handler?

  • This depends on the coverage area/room size you are trying to heat/cool
  • An Air Handler's BTU is how powerful the fan is. A higher BTU rating will be able to heat/cool a larger area
Air Handler BTU Coverage Area/Room Size (Sq. Ft.)*
6K
Up to 200 Sq. Ft.
9K
Up to 375 Sq. Ft.
12K Up to 500 Sq. Ft.
18K Up to 750 Sq. Ft.
24k Up to 1,000 Sq. Ft.
36k Up to 1,500 Sq. Ft.

 

*Ceiling height, insulation, and local climate may impact the coverage area. For example, an uninsulated room will require more power than a well insulated room.

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