MRCOOL DIY 5th Gen 36,000 BTU 3-Zone Ductless Mini Split Air Conditioner and Heat Pump with 6K+9K+9K BTU Ceiling Cassette Indoor Units

MRCOOL DIY 5th Gen 36,000 BTU 3-Zone Ductless Mini Split Air Conditioner and Heat Pump with 6K+9K+9K BTU Ceiling Cassette Indoor Units

SKU: DIYM336HPC02D36

Sale price$8,181.00 Regular price$10,599.00


Line Set Length: 35 Ft. + 35 Ft. + 35 Ft.
Air Handler Type: Ceiling

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

The MRCOOL® DIY® 36,000 BTU Multi-Zone Ductless Mini Split System delivers efficient heating and cooling for up to 1000 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.

  • 36,000 BTU outdoor condenser with three indoor air handlers
  • Recommended coverage: up to 1000 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

The brand new 5th Generation MRCOOL® DIY® 36k BTU Multi-Zone Ductless Mini-Split Condenser is the right choice if you need immediate, effective comfort that won’t break the bank! This system, which can be installed without the assistance of an HVAC professional, is one of the most efficient and innovative HVAC options on the market. With this condenser, you’ll be able to heat and cool up to 5 different spaces equaling around 1,500 square feet, meaning you can potentially heat and cool an entire home with just one mini-split system! Our DIY® Mini-Splits are able to forgo the evacuation and charging process because our patented Quick Connect® line sets are pre-charged with R-454B refrigerant, a more efficient and eco-friendly refrigerant than R-410A, which we have previously used.

This unit achieves a SEER2 of 23 and an HSPF2-4 of 9.9. These fittings make installation an incredibly safe and simple process, allowing you to save a lot of time and money. There are a variety of features to explore once the system is up and running. One of them is the ability to integrate your system with the SmartHVAC app, allowing you to control your comfort with the touch of a button. You can even go a step further and link your Amazon Alexa or Google home for touchless operation. With the app, you can set each zone’s temperature, set schedules for each unit, monitor your system’s energy usage, and more.

There are even more features to explore that will help you customize your comfort to be exactly what you want. We’ve got your back in the unlikely event that your system malfunctions. Your system will come with a 5 year parts warranty and a 7 year compressor warranty, and if you enroll in the MRCOOL® Care Program, you’ll be able to enjoy the Limited Lifetime Replacement warranty! For the best comfort you’ve ever felt and a sense of accomplishment as icing on the cake, choose the MRCOOL® 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

9.9

HSPF2-5

7.5

Tonnage

3

Cooling Capacity (BTU)

34000

Heating Capacity (BTU)

36000

Voltage (V)

208/230

Phase

1

Cycle

60

Max Fuse Breaker (A)

35

Min Circuit Ampacity (A)

30.5

Color

White

Zone Capacity

3

Refrigerant Type

R-454B

Refrigerant Volume (OZ)

104.75

Decibel Rating (DBA)

64

Inverter

DC

Line Set Length

25

Max Lineset Length (FT)

221.4

Liquid Line Size

1/4

Suctio Line Size

(3/8 X4) (1/2 X1)DIY-MULTI5-36HP230D-O

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® Series OuttaSight® 6K BTU 230V One-Way Ceiling Cassette is a powerful and efficient climate control solution for spaces up to 200 sq. ft. Engineered for easy DIY installation, this system eliminates the need for specialized tools, making setup simple, cost-effective, and hassle-free. Designed to integrate seamlessly into multi-zone configurations, the cassette fits neatly between 16” ceiling joists, including pre-manufactured I-joists, for a clean, flush-mounted appearance. Unlike traditional ceiling cassettes that require extensive ductwork or inconvenient wall space, rethis unit offers a flexible installation ideal for both new builds and retrofit projects.

The cassette pairs effortlessly with the MRCOOL® DIY® Quick Connect® line set, which comes pre-charged with R-454B, an environmentally friendly refrigerant that eliminates the need for vacuuming. Advanced filtration enhances indoor air quality, while the Elevation function allows easy filter maintenance by lowering the panel for convenient access. With quiet operation and multiple control options—including a wireless remote, SmartHVAC app, and voice commands via Amazon Alexa and Google Assistant—this system offers personalized comfort. Backed by an industry-leading limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty, the MRCOOL® DIY® Outtasight® Ceiling Cassette delivers long-term reliability, advanced technology, and year-round comfort.

Features

  • Low Profile Installation
  • Fits between 16" Ceiling Joists
  • Works with Multi and Single Zone Systems
  • Two-Stage DC motor
  • Quiet Operation
  • Multiple Operating Modes
  • Remote Included
  • Advanced Filtration
  • Swing Technology

Dimensions

13.19" D x 8.98" H x 50.31" W

CFM

341 / 294 / 259 / 235 / 235

Voltage (V)

208-230

Phase

1

Cycle

60

Max Fuse Breaker (A)

15

Min Circuit Ampacity (A)

3

Mount Type

Ceiling

Color

White

Rated Load

0.8

Max Coverage Area

200

Refrigerant Type

R-454B

Decibel Rating (DBA)

35.5

Decibel Rating Low (DBA)

23.5

Decibel Rating High (DBA)

46.5

Air Flow Direction

1-Way

Liquid Line Size

1/4

Suction Line Size

3/8

Blower Motor RPM

1024/944/784

Filter Type

Reusable

Fan Only Option

Yes

Quiet Mode

Yes

Sleep Mode

Yes

Auto Cool

Yes

WIFI Compatibility

Yes

APP Compatibility

Yes

Works with IOS

Yes

Works with Android

Yes

Remote Control Included

Yes

Registered Warranty

Limited Lifetime Compressor

Base Warranty

5-Year Part/7-Year Compressor

Bas Parts Warranty

5 Years

Registered Compressor Warranty

Limited Lifetime Compressor

Base Compressor Warranty

7 Years

Has Batteries

Yes

Contains Electronics

Yes

Contains Chemicals

Yes

Contains Aerosol

Yes

Contains Compressed Gas

Yes

Proposition 65 Warning

Yes

Restricted States

GU;PR;VI

Net Weight (Lbs)

45

Gross Weight (Lbs)

88

Description
Product Specs
Manuals & Guides

The 5th Generation MRCOOL® DIY® Series OuttaSight® 9K BTU 230V One-Way Ceiling Cassette provides a powerful and efficient climate control solution for areas up to 400 sq. ft. Designed for simple installation, this unit eliminates the need for specialized tools, making setup quick, cost-effective, and straightforward. Made for multi-zone configurations, the cassette is engineered to fit seamlessly between 16” ceiling joists, including pre-manufactured I-joists, ensuring a discreet, flush-mounted appearance. Unlike conventional ceiling cassettes that require bulky ductwork or dedicated wall space, this unit offers versatile installation, making it a perfect choice for new construction or retrofit applications.

This cassette works effortlessly with the MRCOOL® DIY® Quick Connect® line set, which is pre-charged with R-454B refrigerant, an eco-friendly solution that removes the need for vacuuming. It features advanced filtration to improve indoor air quality, while the Elevation function makes filter maintenance easy by lowering the panel for hassle-free access. With whisper-quiet operation and multiple control options—including a wireless remote, SmartHVAC app, and voice control via Amazon Alexa and Google Assistant—this system ensures customized comfort. Supported by an industry-leading warranty, including a limited lifetime warranty, 7-year compressor warranty, and 5-year parts warranty, the MRCOOL® Outtasight® Ceiling Cassette guarantees long-lasting performance, modern technology, and year-round climate control.

Features

  • Low Profile Installation
  • Fits between 16" Ceiling Joists
  • Works with Multi and Single Zone Systems
  • Two-Stage DC motor
  • Quiet Operation
  • Multiple Operating Modes
  • Remote Included
  • Advanced Filtration
  • Swing Technology

Dimensions

13.19" D x 8.98" H x 50.31" W

CFM

341 / 294 / 259 / 235 / 235

Voltage (V)

208-230

Phase

1

Cycle

60

Max Fuse Breaker (A)

15

Min Circuit Ampacity (A)

3

Mount Type

Ceiling

Color

White

Rated Load

0.8

Max Coverage Area

400

Refrigerant Type

R-454B

Decibel Rating (DBA)

36

Decibel Rating Low (DBA)

24

Decibel Rating High (DBA)

38

Air Flow Direction

1-Way

Liquid Line Size

1/4

Suction Line Size

3/8

Blower Motor RPM

1104/994/784

Filter Type

Reusable

Fan Only Option

Yes

Quiet Mode

Yes

Sleep Mode

Yes

Auto Cool

Yes

WIFI Compatibility

Yes

APP Compatibility

Yes

Works with IOS

Yes

Works with Android

Yes

Remote Control Included

Yes

Registered Warranty

Limited Lifetime Compressor

Base Warranty

5-Year Part/7-Year Compressor

Bas Parts Warranty

5 Years

Registered Compressor Warranty

Limited Lifetime Compressor

Base Compressor Warranty

7 Years

Has Batteries

Yes

Contains Electronics

Yes

Contains Chemicals

Yes

Contains Aerosol

Yes

Contains Compressed Gas

Yes

Proposition 65 Warning

Yes

Restricted States

GU;PR;VI

Net Weight (Lbs)

45

Gross Weight (Lbs)

88

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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