SKU: 56576250844

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

Sale price$459.00 Regular price$510.00
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Ships within 48 hours · Estimated delivery Aug 25 - Aug 30

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Description

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 CouplersMRCOOL 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 systems reach up to 75 feet, ensuring a secure, efficient, and seamless connection between your indoor air handler and outdoor condenser. Designed for easy installation,

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!

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 56576250844

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Wendy
Cuba, US
★★★★★ 5
They are not narrow. Enough wiggle room.
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One of the most comfortable sneakers ever. Great buy for the price.
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Reviewed in the United States on May 31, 2026
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Jaime
Chelsea, US
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Comodidad
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Muy cómodos y frescos
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Reviewed in the United States on February 11, 2026
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Tatiana Semenova
Omaha, US
★★★★★ 5
Super shoes
Size: 5.5 Big Kid, Color: Black/Black
Very soft and light. Easy to use, fit great on thin feets
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Reviewed in the United States on December 8, 2025
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Orma
Los Angeles, US
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Me Encantaron !!
Size: 3.5 Big Kid, Color: Black/Black
Muy lindos duraderos de buena calidad y confort 👍
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Los Angeles, US
★★★★★ 5
Good
Size: 5 Big Kid, Color: Black/Black
My child wears it every day and loves it. The quality is decent.
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Reviewed in the United States on February 19, 2026

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