MRCOOL DIY 5th Gen 36,000 BTU 4-Zone Ductless Mini Split Air Conditioner and Heat Pump with 6K+6K+6K+18K BTU Ceiling Cassette Indoor Units

MRCOOL DIY 5th Gen 36,000 BTU 4-Zone Ductless Mini Split Air Conditioner and Heat Pump with 6K+6K+6K+18K BTU Ceiling Cassette Indoor Units

SKU: DIYM436HPC03D00

Sale price$8,839.00 Regular price$11,499.00


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

In Stock Estimated delivery: Jul 27th-5th
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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 1400 sq. ft., using four indoor air handlers to provide customized comfort across multiple rooms. Ideal for homes with multiple bedrooms, offices, or living spaces, this system allows independent temperature control in each zone while operating from a single outdoor condenser. Designed for true DIY installation, it includes pre-charged Quick Connect® line sets and a remote for easy everyday control.

Engineered for efficiency and modern convenience, the system uses eco-friendly R-454B refrigerant and supports smart app and voice control for effortless climate management. Quiet operation, dependable performance, and strong warranty coverage make this system a smart long-term solution for whole-home comfort.

  • 36,000 BTU outdoor condenser with four indoor air handlers
  • Recommended coverage: up to 1400 sq. ft. total
  • Multi-zone comfort 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 & WEIGHT
Dimensions 16.14" D x 31.89" H x 37.24" W
GENERAL INFORMATION
Color White
Inverter DC
Quiet Mode Yes
Contans Chemicals Yes
CAPACITY & PERFORMANCE
SEER2 23
EER2 12
HSPF2-4 9.9
HSPF2-5 7.5
Tonnage 3
Cooling Capacity (BTU) 34000
Heating Capacity (BTU) 36000
Cycle 60
Zone Capacity 3
COMPRESSOR & MOTORS
Compressor Motor Type Rotary
NOISE LEVELS
Decibel Rating (DBA) 64
ELECTRICAL REQUIREMENTS
Voltage (V) 208/230
Phase 1
Max Fuse Breaker (A) 35
Min Circuit Ampacity (A) 30.5
REFRIGERANT & PIPING
Refrigerant Type R-454B
Refrigerant Volume (OZ) 104.75
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
FILTER & HEATING
Auxiliary Heater Included No
Auxiliary Heater Available No
CONTROLS & CONNECTIVITY
Fan Only Option Yes
Auto Cool Yes
WIFI Compatibility Yes
APP Compatibility Yes
Works with IOS Yes
Works with Android Yes
SAFETY
UL Listed Yes
ETL Listed Yes
Energy Star Certified Yes
AHRI Certified Yes
Has Batteries Yes
Contains Electronics Yes
Contains Aerosol Yes
Contains Compressed Gas Yes
Proposition 65 Warning Yes
WARRANTY
Registered Warranty Extended Limited Lifetime*
Base Parts Warranty 5
Base Compressor Warranty 7
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 & WEIGHT
Dimensions 13.19" D x 8.98" H x 50.31" W
Net Weight (Lbs) 45
Gross Weight (Lbs) 88
GENERAL INFORMATION
Mount Type Ceiling
Color White
Max Coverage Area 200
Air Flow Direction 1-Way
Quiet Mode Yes
CAPACITY & PERFORMANCE
CFM 341 / 294 / 259 / 235 / 235
Cycle 60
COMPRESSOR & MOTORS
Blower Motor RPM 1024/944/784
NOISE LEVELS
Decibel Rating (DBA) 35.5
Decibel Rating Low (DBA) 23.5
Decibel Rating High (DBA) 46.5
ELECTRICAL REQUIREMENTS
Voltage (V) 208-230
Phase 1
Max Fuse Breaker (A) 15
Min Circuit Ampacity (A) 3
Rated Load 0.8
REFRIGERANT & PIPING
Refrigerant Type R-454B
Liquid Line Size 1/4
Suction Line Size 3/8
FILTER & HEATING
Filter Type Reusable
CONTROLS & CONNECTIVITY
Fan Only Option 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
SAFETY
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
WARRANTY
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
Description
Product Specs
Manuals & Guides

The 5th Generation MRCOOL® DIY® Series OuttaSight® 18K BTU 230V One-Way Ceiling Cassette provides efficient and powerful climate control for areas up to 800 sq. ft.

Designed for effortless installation, it eliminates the need for specialized tools, offering a cost-effective and straightforward setup. Ideal for both multi-zone and single-zone applications, this unit fits seamlessly between 16” ceiling joists, including pre-manufactured I-joists, ensuring a flush, modern appearance. Unlike conventional ceiling cassettes that require extensive ductwork or valuable wall space, this system provides flexible installation, making it perfect for both new construction and retrofit projects. It connects effortlessly to the MRCOOL® DIY® Quick Connect® line set, pre-charged with R-454B, an eco-friendly refrigerant, eliminating the need for vacuuming and simplifying the installation process.

Advanced filtration improves indoor air quality, while the Elevation function allows the filter panel to lower for easy maintenance and cleaning. With whisper-quiet operation and multiple control options—including a wireless remote, SmartHVAC app, and compatibility with Amazon Alexa and Google Assistant—this system ensures customized comfort. Supported by an industry-leading warranty, including a limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty, the MRCOOL® Outtasight® Ceiling Cassette offers reliable performance and year-round comfort.

DIMENSIONS & WEIGHT
Dimensions 13.19" D x 8.98" H x 50.31" W
Net Weight (Lbs) 45
Gross Weight (Lbs) 88
GENERAL INFORMATION
Mount Type Ceiling
Color White
Max Coverage Area 800
Air Flow Direction 1-Way
Quiet Mode Yes
CAPACITY & PERFORMANCE
CFM 400 / 352 / 300 / 207 / 207
Cooling Capacity (BTU) 18,800
Heating Capacity (BTU) 22,700
Cycle 60
COMPRESSOR & MOTORS
Blower Motor RPM 1344/1184/1024
NOISE LEVELS
Decibel Rating (DBA) 41.5
Decibel Rating Low (DBA) 26
Decibel Rating High (DBA) 44
ELECTRICAL REQUIREMENTS
Voltage (V) 208-230
Phase 1
Max Fuse Breaker (A) 15
Min Circuit Ampacity (A) 3
Rated Load 1.2
REFRIGERANT & PIPING
Refrigerant Type R-454B
Liquid Line Size 1/4
Suction Line Size 1/2
FILTER & HEATING
Filter Type Reusable
CONTROLS & CONNECTIVITY
Fan Only Option 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
SAFETY
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
WARRANTY
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
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
Dimensions 2" W x 6" L x 1" H
GENERAL INFORMATION
Color White
Works with MRCOOL DIY 5th Generation Mini Splits
Restricted States
  • GU
  • PR
  • VI

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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