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    • MRCOOL DIY 4th Gen 2-Zone 18,000 BTU 21 SEER (9K + 9K) Ductless Mini Split AC and Heat Pump with Ceiling Cassettes - 230V
    • MRCOOL DIY 4th Gen 2-Zone 18,000 BTU 21 SEER (9K + 9K) Ductless Mini Split AC and Heat Pump with Ceiling Cassettes - 230V
    • MRCOOL DIY 4th Gen 2-Zone 18,000 BTU 21 SEER (9K + 9K) Ductless Mini Split AC and Heat Pump with Ceiling Cassettes - 230V
    • MRCOOL DIY 4th Gen 2-Zone 18,000 BTU 21 SEER (9K + 9K) Ductless Mini Split AC and Heat Pump with Ceiling Cassettes - 230V

    MRCOOL DIY 4th Gen 2-Zone 18,000 BTU 21 SEER (9K + 9K) Ductless Mini Split AC and Heat Pump with Ceiling Cassettes - 230V

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    Sale Price $4,103.00 Regular Price $5,128.75
    Line Set for 9K Ceiling Cassette #1: 16 Ft
    Line Set for 9K Ceiling Cassette #2: 16 Ft

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    MRCOOL DIY Multi-Zone 4th Gen 18K BTU Dual Zone Mini Split System with Ceiling Cassettes (9K + 9K)

    Experience ultimate comfort and control with the MRCOOL DIY 4th Gen Multi-Zone 18,000 BTU Dual Zone Mini Split System, featuring two sleek 9K BTU ceiling cassette air handlers. Designed for efficiency, quiet operation, and DIY installation, this system is ideal for heating and cooling two separate rooms without the hassle of hiring a professional HVAC technician.


    What’s Included

    1. MRCOOL DIY 4th Gen 18K BTU Multi-Zone Condenser (DIY-MULTI2-18HP230C):

      • Delivers powerful heating and cooling with up to 21 SEER efficiency.
      • Operates in extreme temperatures, with heating as low as -13°F and cooling up to 122°F.
      • Features a durable Gold Fin® condenser to resist corrosion, even in coastal environments.
    2. Two 9K BTU Ceiling Cassette Air Handlers (DIYCASSETTE09HP-230C25):

      • Each unit provides coverage for spaces up to 375 sq. ft..
      • Includes versatile operating modes: Cool, Heat, Dry, Fan Only, Sleep, and Auto.
      • Low-profile design installs discreetly in ceilings for seamless integration.
    3. Pre-Charged Quick Connect Line Sets:

      • Each line set comes pre-charged with R-410A refrigerant for simple DIY installation.
      • Quick Connect technology allows for secure connections using basic tools, saving time and money.

    System Highlights

    1. DIY Installation Made Easy

    This system is designed for anyone to install without professional tools or training. The Quick Connect Line Sets eliminate the need for vacuuming or refrigerant charging, making it accessible for homeowners. Detailed instructions and video guides ensure a smooth setup.

    2. Multi-Zone Climate Control

    The dual-zone configuration allows for independent heating and cooling in two separate rooms. Each air handler can be controlled individually to suit your preferences, ensuring everyone stays comfortable.

    3. Ceiling Cassette Air Handlers

    • Discreet and Space-Saving: Flush-mounted design eliminates the need for wall space and blends seamlessly into ceilings.
    • Easy Maintenance: The innovative Elevation Function lowers the filter panel, allowing for quick and easy filter cleaning.
    • Quiet Operation: With whisper-quiet performance, these units maintain a peaceful environment, ideal for bedrooms, offices, or living rooms.

    4. Advanced Technology and Features

    • Smartphone Control: Operate the system remotely using the MRCOOL Smart Controller app, compatible with Apple and Android devices.
    • Voice Control: Integrates with Amazon Alexa and Google Home for hands-free operation.
    • Energy Efficiency: Achieve significant energy savings with a 21 SEER efficiency rating and DC inverter technology.
    • Low Ambient Heating and Cooling: Operates in extreme conditions, from -13°F for heating to 122°F for cooling.

    Performance and Specifications

    Condenser Specifications

    • Cooling Capacity: 18,000 BTU
    • Heating Capacity: 19,000 BTU
    • Efficiency: SEER: 21, EER: 12.5, HSPF: 10.6
    • Operating Temperatures: Cooling: 5°F to 122°F | Heating: -13°F to 75.2°F
    • Warranty: Includes a 7-year compressor warranty, a 5-year parts warranty, and an optional limited lifetime compressor warranty.
    • Dimensions: 35.04"W x 13.46"D x 26.50"H
    • Weight: 100.53 lbs

    Ceiling Cassette Air Handlers

    • Cooling/Heating Capacity: 9,000 BTU each
    • Coverage Area: Up to 375 sq. ft. per unit
    • Modes: Auto, Cool, Heat, Dry, Fan Only, Sleep
    • Dimensions: 50.31"W x 13.19"D x 8.98"H
    • Noise Level: Whisper-quiet operation

    Smart Features

    • Digital Display: Check temperatures, troubleshoot codes, and alerts directly on the air handlers’ displays.
    • Customizable Timer Function: Schedule heating or cooling to optimize energy usage.
    • Sleep Mode: Automatically adjusts the temperature for energy efficiency and maximum comfort during the night.
    • Emergency Cooling Mode: Quickly test cooling functionality or perform maintenance tasks with manual override controls.

    Eco-Friendly and Energy-Efficient

    • Environmentally Safe Refrigerant: Uses R-410A, a non-ozone-depleting refrigerant.
    • Gold Fin® Technology: Protects against corrosion for long-term durability.
    • Energy-Saving Design: DC inverter technology reduces energy consumption, saving you money on utility bills.

    Why Choose MRCOOL DIY Multi-Zone?

    1. Cost-Effective DIY Installation: Avoid the high costs of professional HVAC installation.
    2. Customizable Comfort: Tailor each zone to your preferences with independent controls for every air handler.
    3. Smart Connectivity: Control your system via smartphone, voice commands, or the included remote control.
    4. Reliable Performance: With robust warranties and high-quality materials, MRCOOL delivers year-round comfort and peace of mind.

    Perfect Applications

    • Homes: Ideal for bedrooms, living rooms, or home offices.
    • Offices: Create a comfortable work environment in multiple rooms.
    • Retail Spaces: Maintain optimal temperatures for customers and employees.
    • Renovations: A flexible and efficient solution for retrofitting older buildings.

    Order Now

    The MRCOOL DIY Multi-Zone 4th Gen 18K BTU Dual Zone Mini Split System is the perfect combination of performance, convenience, and affordability. Enjoy energy-efficient heating and cooling, smart technology, and the freedom of DIY installation.

    Order now from MRCOOL DIY Direct, the USA’s most trusted MRCOOL dealer, and start enjoying customized comfort today!

    Product Specifications
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    Service & Support

    Manufacturer Warranty

    This product is covered by the manufacturer’s warranty against defects in materials and workmanship when installed and used according to the manufacturer’s guidelines. Warranty terms and coverage periods vary by manufacturer and product type. Please refer to the official product documentation or contact our team if you need help verifying warranty details.

    Technical Support

    Freedom HVAC Supply is staffed by people who actually understand HVAC systems. If you need help confirming compatibility, selecting the correct replacement part, or understanding installation requirements, our team is available to assist before and after your purchase.

    Product Documentation

    Installation manuals, specification sheets, wiring diagrams, and other technical documentation are available whenever possible. These resources help ensure proper installation, system compatibility, and safe operation of your equipment.

    Parts Compatibility & Cross-Reference

    Many HVAC parts replace or supersede older manufacturer part numbers. We provide replacement part numbers and compatible model information on product pages to help technicians and homeowners verify the correct component before ordering.

    Replacement Parts & Accessories

    Freedom HVAC Supply carries genuine replacement components and compatible accessories to keep HVAC systems running reliably. From control boards and motors to sensors, line sets, and installation accessories, we supply the parts professionals depend on.

    Customer Support

    If you have questions about product compatibility, warranty coverage, or installation considerations, our support team is ready to help. Our goal is to make sure you get the right part the first time so your system can get back up and running quickly.

    FAQs About Our HVAC Products

    Quick answers to questions about ordering, compatibility, and installation.

    Ordering & Compatibility

    1. Do you sell HVAC equipment to homeowners and DIY installers?

    Yes. Freedom HVAC Supply sells HVAC equipment and parts to contractors, property owners, and qualified DIY installers. Some products may require professional installation based on local codes.

    2. How do I know if this HVAC product is compatible with my system?

    Product pages include specifications and compatibility details. If you’re unsure, our team can help verify fit before you order.

    3. Can HVAC contractors purchase from Freedom HVAC Supply?

    Absolutely. We work with licensed HVAC contractors, installers, and professionals nationwide.

    Installation & Support

    1. Do HVAC systems require professional installation?

    Some HVAC equipment must be installed by a licensed professional to meet code requirements or warranty terms. Always review manufacturer guidelines.

    2. Can you help me choose the right HVAC system or part?

    Yes. Our support team can assist with product selection based on your application, space, and installation needs.

    3. Do you provide installation manuals or documentation?

    Manufacturer installation guides and documentation are included or available upon request for most products.

    Warranty & Shipping

    1. Do HVAC products include a manufacturer warranty?

    Most HVAC equipment includes a manufacturer warranty when installed according to guidelines. Warranty terms vary by brand and product.

    2. Do you ship HVAC equipment nationwide?

    Yes. We ship HVAC systems and parts throughout the continental United States using trusted freight and parcel carriers.

    3. What should I know about freight delivery for HVAC equipment?

    Larger HVAC equipment ships via freight and should be inspected upon delivery. Delivery details are provided during checkout.

    Need HVAC Help?

    Get help with ordering, compatibility, or installation questions.

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