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MRCOOL DIY Mini Split - 18,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC00C08

SKU DIYM218HPC00C08
by MRCOOL
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Description

MRCOOL DIY Mini Split - 18,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC00C08

Transform your HVAC business and delight your customers with the MRCOOL DIY Mini Split 18,000 BTU 2 Zone Ceiling Cassette system — engineered for contractors, business owners, and HVAC pros who want to deliver high-performance, multi-zone comfort with minimal hassle. Imagine offering your clients perfectly balanced climate control in multiple rooms without the headache of complex installation.

Powerful Multi-Zone Comfort That Fits Anywhere

This system includes two sleek ceiling cassette air handlers designed to fit neatly between standard 16” ceiling joists, creating a clean, space-saving look that enhances any room. The 9,000 BTU air handler covers spaces from 180 to 375 square feet, ideal for bedrooms, offices, or workshops. Paired with the 12,000 BTU unit (included in the kit), you can effortlessly provide tailored heating and cooling across different zones — eliminating ductwork and maximizing comfort.

Installation That Saves You Time and Money

Say goodbye to expensive technician fees and complicated setups. MRCOOL’s patented Pre-Charged Quick Connect Line Sets come pre-filled with R-410A refrigerant and are available in 25 and 35-foot lengths, allowing you to install quickly without vacuum pumps or specialized tools. This DIY-friendly design means you complete jobs faster, reduce labor costs, and increase profits — all while delivering premium comfort solutions your clients will love.

Built to Last and Perform Efficiently

At the heart of this system is a robust 18,000 BTU condenser featuring MRCOOL’s Gold Fin® coating, specially formulated to resist corrosion in coastal and harsh environments. With an impressive 21.2 SEER2 cooling efficiency and an 8.6 HSPF-5 heating rating, this unit ensures your clients enjoy energy savings without sacrificing performance. It reliably heats even in extreme cold down to -13°F, providing year-round comfort backed by a 7-year compressor warranty and a 5-year parts warranty for peace of mind.

Smart Control for Ultimate Convenience

Your clients will appreciate the ability to control their indoor climate from anywhere using the SmartHVAC app. Whether adjusting temperatures remotely or setting schedules, this feature adds modern convenience that sets your installations apart.

Why Choose the MRCOOL DIY Mini Split 18,000 BTU 2 Zone Ceiling Cassette?
  • Two ceiling cassette air handlers (9K & 12K BTU) for flexible multi-zone comfort
  • Durable, corrosion-resistant 18,000 BTU Gold Fin® coated condenser
  • Energy-efficient 21.2 SEER2 cooling and 8.6 HSPF-5 heating ratings
  • Pre-Charged Quick Connect 25 and 35 ft. line sets for fast, tool-free installation
  • Reliable heating down to -13°F for year-round operation
  • SmartHVAC app for remote, convenient control
  • 7-year compressor and 5-year parts warranty for long-term reliability

With the MRCOOL DIY Mini Split 18,000 BTU 2 Zone Ceiling Cassette system, you’re not just installing equipment — you’re delivering a premium comfort experience that combines cutting-edge technology, effortless installation, and lasting durability. Boost your business and exceed your clients’ expectations with a system built for professionals who demand the best.

Condenser (18K BTU)

  • Innovative Installation: Get ready for an unparalleled installation experience with MRCOOL’s patented Pre-Charged Quick Connect Line Sets, empowering you to install without needing a technician!
  • Durability Redefined: Protect against corrosion with the robust Gold Fin® condenser coating, specially designed for coastal areas.
  • Impressive Efficiency: Achieve stunning energy savings with a 21.2 SEER2 and 8.6 HSPF-5 rating.
  • Year-Round Performance: Enjoy reliable heating even in extreme cold, down to -13°F.
  • Peace of Mind: Benefit from 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.

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: 2 Zone

  • Air Handler BTU:

    Air Handler BTU: 9k + 9k

  • Condenser BTU:

    Condenser BTU: 18k

  • 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 - 18,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC00C08

Transform your HVAC business and delight your customers with the MRCOOL DIY Mini Split 18,000 BTU 2 Zone Ceiling Cassette system — engineered for contractors, business owners, and HVAC pros who want to deliver high-performance, multi-zone comfort with minimal hassle. Imagine offering your clients perfectly balanced climate control in multiple rooms without the headache of complex installation.

Powerful Multi-Zone Comfort That Fits Anywhere

This system includes two sleek ceiling cassette air handlers designed to fit neatly between standard 16” ceiling joists, creating a clean, space-saving look that enhances any room. The 9,000 BTU air handler covers spaces from 180 to 375 square feet, ideal for bedrooms, offices, or workshops. Paired with the 12,000 BTU unit (included in the kit), you can effortlessly provide tailored heating and cooling across different zones — eliminating ductwork and maximizing comfort.

Installation That Saves You Time and Money

Say goodbye to expensive technician fees and complicated setups. MRCOOL’s patented Pre-Charged Quick Connect Line Sets come pre-filled with R-410A refrigerant and are available in 25 and 35-foot lengths, allowing you to install quickly without vacuum pumps or specialized tools. This DIY-friendly design means you complete jobs faster, reduce labor costs, and increase profits — all while delivering premium comfort solutions your clients will love.

Built to Last and Perform Efficiently

At the heart of this system is a robust 18,000 BTU condenser featuring MRCOOL’s Gold Fin® coating, specially formulated to resist corrosion in coastal and harsh environments. With an impressive 21.2 SEER2 cooling efficiency and an 8.6 HSPF-5 heating rating, this unit ensures your clients enjoy energy savings without sacrificing performance. It reliably heats even in extreme cold down to -13°F, providing year-round comfort backed by a 7-year compressor warranty and a 5-year parts warranty for peace of mind.

Smart Control for Ultimate Convenience

Your clients will appreciate the ability to control their indoor climate from anywhere using the SmartHVAC app. Whether adjusting temperatures remotely or setting schedules, this feature adds modern convenience that sets your installations apart.

Why Choose the MRCOOL DIY Mini Split 18,000 BTU 2 Zone Ceiling Cassette?
  • Two ceiling cassette air handlers (9K & 12K BTU) for flexible multi-zone comfort
  • Durable, corrosion-resistant 18,000 BTU Gold Fin® coated condenser
  • Energy-efficient 21.2 SEER2 cooling and 8.6 HSPF-5 heating ratings
  • Pre-Charged Quick Connect 25 and 35 ft. line sets for fast, tool-free installation
  • Reliable heating down to -13°F for year-round operation
  • SmartHVAC app for remote, convenient control
  • 7-year compressor and 5-year parts warranty for long-term reliability

With the MRCOOL DIY Mini Split 18,000 BTU 2 Zone Ceiling Cassette system, you’re not just installing equipment — you’re delivering a premium comfort experience that combines cutting-edge technology, effortless installation, and lasting durability. Boost your business and exceed your clients’ expectations with a system built for professionals who demand the best.

Condenser (18K BTU)

  • Innovative Installation: Get ready for an unparalleled installation experience with MRCOOL’s patented Pre-Charged Quick Connect Line Sets, empowering you to install without needing a technician!
  • Durability Redefined: Protect against corrosion with the robust Gold Fin® condenser coating, specially designed for coastal areas.
  • Impressive Efficiency: Achieve stunning energy savings with a 21.2 SEER2 and 8.6 HSPF-5 rating.
  • Year-Round Performance: Enjoy reliable heating even in extreme cold, down to -13°F.
  • Peace of Mind: Benefit from 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.

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

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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 - 18,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC00C08

Most Frequently Asked Questions

Yes, Mr. Cool DIY mini splits are widely appreciated for their easy installation, reliable performance, and cost savings on professional labor, making them a solid choice for do-it-yourself homeowners.
An 18,000 BTU mini split can typically heat and cool about 700 to 1,000 square feet, depending on insulation, ceiling height, and climate
A MRCOOL mini split typically lasts 10 to 20 years with proper installation and regular maintenance, comparable to other quality mini split systems.

Other Questions

Installing a MRCOOL mini split system typically costs between $3,000 and $10,000, depending on factors like system size, number of zones, and installation complexity. Choosing DIY installation can save you $500 to $2,000 in labor costs
Running a mini split typically costs between $30 and $80 per month, depending on factors like unit size, daily usage, electricity rates, and climate.

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