Skip to content

MRCOOL DIY Mini Split - 30,000 BTU 3 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 50 ft. Install Kit, DIYM336HPC01C74

SKU DIYM336HPC01C74
by MRCOOL
Authorized Dealer Official
100% Authentic Guarantee
In stock, ready to ship

Fast shipping icon FREE EXPRESS SHIPPING: Process orders in 1 business day

Returns icon STRESS FREE RETURNS: 2 Year Returns

VIP icon PREMIUM QUALITY: Top Tier Products, Even Better Customer Care

Warranty icon 5 YEAR WARRANTY: We Believe In Our Products & Our Team

Professional installation icon PROFESSIONAL INSTALLATION: Get connected with certified, licensed installers in your area - Request installer quotes

$10,060.40

Notify me when back in stock

Estimated Shipping Widget will be displayed here!

Sticky Add to Cart Button
Description

MRCOOL DIY Mini Split - 30,000 BTU 3 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 50 ft. Install Kit, DIYM336HPC01C74

The MRCOOL DIY Mini Split 30,000 BTU 3 Zone Ceiling Cassette system offers advanced multi-zone climate control with easy DIY installation, making it ideal for contractors, business owners, and HVAC professionals serving homes, garages, workshops, and more. This system combines powerful performance with user-friendly features to deliver comfort and convenience.

Powerful 3-Zone Climate Control

This system includes two 9,000 BTU and one 12,000 BTU ceiling cassette air handlers, designed to fit neatly between 16” ceiling joists for a sleek, low-profile look. It efficiently heats and cools spaces ranging from 180 to 500 square feet, covering small to medium-sized rooms with whisper-quiet operation. The multi-zone setup allows independent control of each zone without ductwork, providing tailored comfort.

Effortless Installation with Pre-Charged Quick Connect Line Sets

MRCOOL’s patented Pre-Charged Quick Connect Line Sets simplify installation by coming pre-filled with R-410A refrigerant, eliminating the need for vacuum pumps or special tools. The included 50-foot install kit offers flexibility and reach, enabling quick, clean, and cost-effective setups. This DIY-friendly design saves labor costs and reduces project time.

Energy Efficient and Durable

With an impressive 21.5 SEER2 cooling rating and 8.5 HSPF-5 heating rating, the system ensures energy savings for your customers. The Gold Fin® condenser coating protects against corrosion, especially in coastal or harsh environments. It performs reliably even in extreme cold down to -13°F, ensuring year-round comfort. The system is backed by a 7-year compressor warranty and a 5-year parts warranty for peace of mind.

Smart Remote Control

The ceiling cassette air handlers integrate with the SmartHVAC app, allowing users to control their system remotely from any smartphone or tablet, enhancing convenience and user experience.

Key Features
  • 3-Zone System: Two 9,000 BTU and one 12,000 BTU ceiling cassette air handlers for flexible comfort.
  • Pre-Charged Quick Connect Line Sets: Fast, tool-free installation.
  • High Energy Efficiency: 21.5 SEER2 and 8.5 HSPF-5 ratings.
  • Durability: Gold Fin® coating for corrosion resistance.
  • Remote Access: SmartHVAC app for easy control.
  • Warranty: 7-year compressor and 5-year parts coverage.

This MRCOOL DIY Mini Split system empowers you to deliver efficient, customizable comfort with a streamlined installation process, making it a smart choice for your next HVAC project.

Condenser (36K BTU)

  • Innovative Installation: Experience seamless installation with MRCOOL’s patented Pre-Charged Quick Connect Line Sets, ensuring a hassle-free process without needing a technician.
  • Corrosion Resistance: Shield your system from coastal elements with the robust Gold Fin® condenser coating.
  • Energy Efficiency: Save on energy with an impressive 21.5 SEER2 and 8.5 HSPF-5 rating.
  • Extreme Performance: Heat efficiently even when temperatures plunge to -13°F.
  • Reliable Warranty: Enjoy peace of mind with a 7-year compressor warranty and a 5-year parts warranty.

Air Handler (9K BTU)

  • Compact Ceiling Installation: The MRCOOL DIY Series OuttaSight 9k BTU Ceiling Cassette fits seamlessly between 16” ceiling joists, delivering a sleek and space-saving installation.
  • Multi-Zone Compatibility: Designed to integrate with the DIY 4th gen MZ system, it enables multi-zone configurations and eliminates the need for ductwork.
  • Ideal Coverage Area: Perfect for spaces ranging from 180 to 375 square feet, making it suitable for both small and medium-sized rooms.
  • Remote Control Access: Enjoy effortless control with SmartHVAC app compatibility, enabling management from anywhere via a smartphone or tablet.
  • Effortless Installation: Simplify setup with MRCOOL’s Pre-Charged Quick Connect Line Set—no vacuuming or special tools needed.

Air Handler (12K BTU)

  • Compact Ceiling Installation: The MRCOOL DIY Series OuttaSight 12k BTU Ceiling Cassette fits easily between 16” ceiling joists for a modern, low-profile look.
  • Multi-Zone Compatibility: Operates smoothly with the DIY 4th gen MZ system to support multi-zone configurations and remove the need for ductwork.
  • Ideal Coverage Area: Designed to efficiently heat or cool spaces between 376 and 500 square feet.
  • Remote Control Access: Gain full control of your unit with the SmartHVAC app, providing convenience from virtually anywhere.
  • Effortless Installation: Installation is a breeze with MRCOOL’s Pre-Charged Quick Connect Line Set, allowing a fast and simple setup process.

Line Set

  • Optimized System Performance: The advanced copper line set connects the MRCOOL Condenser to MRCOOL Air Handlers, enhancing performance for your Multi-Zone system. One line set per indoor unit ensures seamless operation.
  • Pre-Charged Convenience: Designed for simplicity, these line sets are pre-filled with R-410A refrigerant, making installation quick and hassle-free.
  • DIY and Cost Savings: Skip the expensive technician fees with our user-friendly design. Install confidently and save money without compromising quality.
  • Extended Flexibility: Need additional reach? Our coupler kit allows you to effortlessly connect two standard line sets, ensuring unlimited cooling and heating coverage.
Shipping and Return

We offer Free Express Shipping on all of our products. Handling times are 1-2 business days and Delivery takes roughly 3-14 Business days 

For more Shipping information visit here

We offer a 2 Year (730 Day) return for our products. 

For more Return information visit here

COVERAGE AREA

HIVE WARRANTY

HVAC Hive Warranty Information:

HVAC Hive is an authorized dealer for every product on our website. Every HVAC system and component comes with its original manufacturer's warranty, guaranteeing you receive a functional, quality product.

Our 5-Year Parts & Labor Warranty Promise: We go beyond the standard coverage. If a manufacturer's warranty doesn't cover your product for a full 5 years, HVAC Hive will extend both parts and labor warranty to complete the 5-year coverage period.

Example: If your manufacturer covers 2 years parts & labor, we'll cover an additional 3 years — giving you a full 5 years of parts and labor protection.

Warranty Coverage Includes:

  • Parts replacement for manufacturing defects
  • Labor costs for covered repairs
  • System malfunctions and component failures

Warranty Details:

  • Residential, light commercial, and full commercial warranties vary based on your usage
  • Specific warranty terms and coverage periods are listed on each product page
  • Both parts and labor are covered under our extended warranty program

Making a Warranty Claim: Contact our Worker Bee Support team at 1-888-712-2465 or karim@hvachive.com . We'll handle your claim quickly and professionally, covering both parts and labor costs. You can also contact the manufacturer directly if preferred.

Questions? Need help understanding your parts & labor warranty coverage? Our team is here to explain the details and ensure you're fully protected.

Contact US
Request an Installer

Product Overview

  • Zone / ROOM:

    Zone / ROOM: 3 Zone

  • Air Handler BTU:

    Air Handler BTU: 9k + 9k + 12k

  • Condenser BTU:

    Condenser BTU: 36k

  • Outdoor Operating Temp (Cool/ heat):

    Outdoor Operating Temp (Cool/ heat): Heating -13°F to 75.2°F & Cooling 5°F to 122°F

  • Warranty

    Warranty 7-year compressor warranty & 5-year parts warranty

Description

MRCOOL DIY Mini Split - 30,000 BTU 3 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 50 ft. Install Kit, DIYM336HPC01C74

The MRCOOL DIY Mini Split 30,000 BTU 3 Zone Ceiling Cassette system offers advanced multi-zone climate control with easy DIY installation, making it ideal for contractors, business owners, and HVAC professionals serving homes, garages, workshops, and more. This system combines powerful performance with user-friendly features to deliver comfort and convenience.

Powerful 3-Zone Climate Control

This system includes two 9,000 BTU and one 12,000 BTU ceiling cassette air handlers, designed to fit neatly between 16” ceiling joists for a sleek, low-profile look. It efficiently heats and cools spaces ranging from 180 to 500 square feet, covering small to medium-sized rooms with whisper-quiet operation. The multi-zone setup allows independent control of each zone without ductwork, providing tailored comfort.

Effortless Installation with Pre-Charged Quick Connect Line Sets

MRCOOL’s patented Pre-Charged Quick Connect Line Sets simplify installation by coming pre-filled with R-410A refrigerant, eliminating the need for vacuum pumps or special tools. The included 50-foot install kit offers flexibility and reach, enabling quick, clean, and cost-effective setups. This DIY-friendly design saves labor costs and reduces project time.

Energy Efficient and Durable

With an impressive 21.5 SEER2 cooling rating and 8.5 HSPF-5 heating rating, the system ensures energy savings for your customers. The Gold Fin® condenser coating protects against corrosion, especially in coastal or harsh environments. It performs reliably even in extreme cold down to -13°F, ensuring year-round comfort. The system is backed by a 7-year compressor warranty and a 5-year parts warranty for peace of mind.

Smart Remote Control

The ceiling cassette air handlers integrate with the SmartHVAC app, allowing users to control their system remotely from any smartphone or tablet, enhancing convenience and user experience.

Key Features
  • 3-Zone System: Two 9,000 BTU and one 12,000 BTU ceiling cassette air handlers for flexible comfort.
  • Pre-Charged Quick Connect Line Sets: Fast, tool-free installation.
  • High Energy Efficiency: 21.5 SEER2 and 8.5 HSPF-5 ratings.
  • Durability: Gold Fin® coating for corrosion resistance.
  • Remote Access: SmartHVAC app for easy control.
  • Warranty: 7-year compressor and 5-year parts coverage.

This MRCOOL DIY Mini Split system empowers you to deliver efficient, customizable comfort with a streamlined installation process, making it a smart choice for your next HVAC project.

Condenser (36K BTU)

  • Innovative Installation: Experience seamless installation with MRCOOL’s patented Pre-Charged Quick Connect Line Sets, ensuring a hassle-free process without needing a technician.
  • Corrosion Resistance: Shield your system from coastal elements with the robust Gold Fin® condenser coating.
  • Energy Efficiency: Save on energy with an impressive 21.5 SEER2 and 8.5 HSPF-5 rating.
  • Extreme Performance: Heat efficiently even when temperatures plunge to -13°F.
  • Reliable Warranty: Enjoy peace of mind with a 7-year compressor warranty and a 5-year parts warranty.

Air Handler (9K BTU)

  • Compact Ceiling Installation: The MRCOOL DIY Series OuttaSight 9k BTU Ceiling Cassette fits seamlessly between 16” ceiling joists, delivering a sleek and space-saving installation.
  • Multi-Zone Compatibility: Designed to integrate with the DIY 4th gen MZ system, it enables multi-zone configurations and eliminates the need for ductwork.
  • Ideal Coverage Area: Perfect for spaces ranging from 180 to 375 square feet, making it suitable for both small and medium-sized rooms.
  • Remote Control Access: Enjoy effortless control with SmartHVAC app compatibility, enabling management from anywhere via a smartphone or tablet.
  • Effortless Installation: Simplify setup with MRCOOL’s Pre-Charged Quick Connect Line Set—no vacuuming or special tools needed.

Air Handler (12K BTU)

  • Compact Ceiling Installation: The MRCOOL DIY Series OuttaSight 12k BTU Ceiling Cassette fits easily between 16” ceiling joists for a modern, low-profile look.
  • Multi-Zone Compatibility: Operates smoothly with the DIY 4th gen MZ system to support multi-zone configurations and remove the need for ductwork.
  • Ideal Coverage Area: Designed to efficiently heat or cool spaces between 376 and 500 square feet.
  • Remote Control Access: Gain full control of your unit with the SmartHVAC app, providing convenience from virtually anywhere.
  • Effortless Installation: Installation is a breeze with MRCOOL’s Pre-Charged Quick Connect Line Set, allowing a fast and simple setup process.

Line Set

  • Optimized System Performance: The advanced copper line set connects the MRCOOL Condenser to MRCOOL Air Handlers, enhancing performance for your Multi-Zone system. One line set per indoor unit ensures seamless operation.
  • Pre-Charged Convenience: Designed for simplicity, these line sets are pre-filled with R-410A refrigerant, making installation quick and hassle-free.
  • DIY and Cost Savings: Skip the expensive technician fees with our user-friendly design. Install confidently and save money without compromising quality.
  • Extended Flexibility: Need additional reach? Our coupler kit allows you to effortlessly connect two standard line sets, ensuring unlimited cooling and heating coverage.
Shipping and Return

We offer Free Express Shipping on all of our products. Handling times are 1-2 business days and Delivery takes roughly 3-14 Business days 

For more Shipping information visit here

We offer a 2 Year (730 Day) return for our products. 

For more Return information visit here

COVERAGE AREA

HIVE WARRANTY

HVAC Hive Warranty Information:

HVAC Hive is an authorized dealer for every product on our website. Every HVAC system and component comes with its original manufacturer's warranty, guaranteeing you receive a functional, quality product.

Our 5-Year Parts & Labor Warranty Promise: We go beyond the standard coverage. If a manufacturer's warranty doesn't cover your product for a full 5 years, HVAC Hive will extend both parts and labor warranty to complete the 5-year coverage period.

Example: If your manufacturer covers 2 years parts & labor, we'll cover an additional 3 years — giving you a full 5 years of parts and labor protection.

Warranty Coverage Includes:

  • Parts replacement for manufacturing defects
  • Labor costs for covered repairs
  • System malfunctions and component failures

Warranty Details:

  • Residential, light commercial, and full commercial warranties vary based on your usage
  • Specific warranty terms and coverage periods are listed on each product page
  • Both parts and labor are covered under our extended warranty program

Making a Warranty Claim: Contact our Worker Bee Support team at 1-888-712-2465 or karim@hvachive.com . We'll handle your claim quickly and professionally, covering both parts and labor costs. You can also contact the manufacturer directly if preferred.

Questions? Need help understanding your parts & labor warranty coverage? Our team is here to explain the details and ensure you're fully protected.

Contact US

Commercial HVAC PROS!

Unlock Installer Benefits Now:

  • ✓ Exclusive BULK Pricing
  • ✓ Limited Time Deals
  • ✓ Unmatched Service & Support
  • ✓ Technical support
  • ✓ Extended Warranty & Maintenance
"Their technical expertise in commercial HVAC systems is outstanding. From equipment selection to installation support, they provided everything we needed. The bulk pricing saved us thousands on our multi-building project, and their 24/7 technical support kept us running smoothly."
- Marcus R., HVAC Project Manager, 06/24

You'll hear from us during business hours

Request an Installer

Need Professional Installation?

Get Connected with Certified HVAC Installers:

  • ✓ Pre-Vetted, Licensed & Insured Installers
  • ✓ 2-3 Local Options in Your Area
  • ✓ Specialists in Your Equipment Type
  • ✓ Competitive, Transparent Pricing
  • ✓ Fast Response - Within 24 Hours

How it works:

1. Fill out the form below with your project details
2. We'll match you with 2-3 qualified installers in your area
3. Installers contact you directly with quotes and availability
4. You choose the best fit for your project

"I bought a heat pump online but wasn't sure about installation. HVAC Hive connected me with three local contractors within hours. I chose one based on reviews and pricing - he installed it perfectly the next week. Made the whole process so much easier!"
- Jennifer M., Homeowner, Phoenix AZ

✓ No obligation quotes | ✓ All installers background checked | ✓ Free service - you only pay the installer

We'll connect you with installers within 48 hours during business days

Frequently Asked Questions about MRCOOL DIY Mini Split - 30,000 BTU 3 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 50 ft. Install Kit, DIYM336HPC01C74

Most Frequently Asked Questions

Mr. Cool DIY mini splits stand out for their straightforward installation process and dependable operation, making them a convenient and cost-effective option for homeowners who prefer to handle their own HVAC upgrades.
A MRCOOL mini-split typically lasts 10 to 20 years with proper installation and regular maintenance
The cost to install a MRCOOL mini split system typically ranges from $3,000 to $10,000, depending on system size, number of zones, and installation complexity, with DIY installation often saving $500 to $2,000 in labor costs

Other Questions

On average, running a mini-split costs between $30 and $80 per month, depending on factors like the unit’s size, daily usage, local electricity rates, and climate
Mini splits are usually cheaper to run than central AC because they provide efficient, zoned cooling without duct losses.

Reviews

Express Free Shipping

Process orders within 1-2 days

Stress Free Returns

Get Covered for (730 days) Returns

Premum Quality

Top Tier Products, Even Better Customer Care

5 Year Warranty

We Believe In Our Products & Our Team