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    • 50' Install Kit for 24k/36k with cable for Gen 4 DIY or Easy Pro Systems - 50 Foot Pre-Filled Line Set With Wire and 2 Couplers
    • 50' Install Kit for 24k/36k with cable for Gen 4 DIY or Easy Pro Systems - 50 Foot Pre-Filled Line Set With Wire and 2 Couplers
    • 50' Install Kit for 24k/36k with cable for Gen 4 DIY or Easy Pro Systems - 50 Foot Pre-Filled Line Set With Wire and 2 Couplers
    • 50' Install Kit for 24k/36k with cable for Gen 4 DIY or Easy Pro Systems - 50 Foot Pre-Filled Line Set With Wire and 2 Couplers
    • 50' Install Kit for 24k/36k with cable for Gen 4 DIY or Easy Pro Systems - 50 Foot Pre-Filled Line Set With Wire and 2 Couplers

    50' Install Kit for 24k/36k with cable for Gen 4 DIY or Easy Pro Systems - 50 Foot Pre-Filled Line Set With Wire and 2 Couplers

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    Sale Price $1,020.00 Regular Price $1,275.00

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    MRCOOL 50' Line Set Extension Kit – Extend Your DIY Mini Split System Up to 75 Feet

    When your MRCOOL DIY Mini Split System requires installation beyond the standard 25-foot line set, the MRCOOL 50' Line Set Extension Kit provides the perfect hassle-free solution. This kit extends your system’s reach up to 75 feet, ensuring a secure, efficient, and seamless connection between your indoor air handler and outdoor condenser.

    Designed for easy installation, this kit includes a 50-foot pre-charged line set, couplers, and an extended 75' MC5 Pro control cable, allowing for a straightforward extension without the need for vacuuming or refrigerant handling.

    ✔ Key Features & Benefits

    50' Pre-Charged Line Set – Adds an additional 50 feet to your current setup, extending the standard 25-foot line set to a total of 75 feet.
    No-Vac® Quick Connect Couplers – Includes DIYCOUPLER-38 and DIYCOUPLER-58, ensuring a secure, leak-proof connection between your existing 25' line set and the new extension.
    75' MC5 Pro Control Cable – Replaces the standard 25-foot pre-installed cable, providing a continuous power and communication connection between the indoor and outdoor units.
    DIY-Friendly Installation – No cutting, brazing, or vacuuming required—simply connect the line sets using the provided couplers and install the pre-measured control cable.
    Optimized for Long-Distance Installations – Designed for MRCOOL DIY Mini Split Systems, ensuring reliable performance and efficiency even at extended distances.

    ✔ Installation Process

    1️⃣ Remove the Pre-Attached Cable – Disconnect the existing 25-foot cable from your indoor unit.
    2️⃣ Install the 75' MC5 Pro Cable – Replace the shorter cable with the extended 75-foot cable for uninterrupted power and communication.
    3️⃣ Connect the Line Sets – Use the included DIYCOUPLER-38 and DIYCOUPLER-58 to securely attach the 50-foot extension to your existing 25-foot line set, bringing the total length to 75 feet.

    ✔ Important Considerations

    Maximum Allowable Length: The total line set length must not exceed 75 feet per zone to maintain system efficiency and performance.
    Handling Excess Cable: If your installation requires less than 75 feet, coil any excess control cabledo not cut it, as this can compromise system integrity.

    ✔ Compatibility

    The MRCOOL 50' Line Set Extension Kit is designed for use with:

    MRCOOL DIY 24K & 36K BTU Indoor Wall Units
    MRCOOL DIY Multi-Zone & Single-Zone Systems requiring extended distances
    Official MRCOOL Pre-Charged Line Sets (25' + 50')


    📦 Extend Your MRCOOL DIY System with Confidence

    Ensure a smooth, efficient installation with the MRCOOL 50' Line Set Extension Kit. Designed specifically for long-distance setups, this kit guarantees a secure, leak-free, and optimized connection between your indoor and outdoor units.

    💡 Shop now at MRCOOL DIY Direct – the USA’s most trusted independent MRCOOL dealer – for expert support, fast shipping, and guaranteed authentic MRCOOL products!

    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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