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MrCool LLC

50FT 1/4 X 3/8 LINESET FOR DIY 6K 9K & 12K INDOOR W/ DIY PRO CABLE R454B WHI

$589.95

SKU: M0B6 DIY50-1438C-O

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

Your 6K, 9K, or 12K MrCool DIY system requires both refrigerant and electrical lines to link the indoor and outdoor units for effective climate control. When the condenser is positioned on the other side of the house or on a different floor, the 1/4" x 3/8" MrCool DIY Ductless Split System Line Set with Control Wire - 50 Feet - R454B provides the extended reach necessary for a consistent connection. Crafted with a 1/4" liquid line size, a 3/8" suction line size, and a total span of 50 feet, this MrCool Line Set is built to accommodate the specific requirements of your home. Engineered for an effortless do-it-yourself setup, a detailed set of installation instructions is included to guide you through securing the Control Wire and R454B refrigerant line, along with steps for performing a thorough leak test. Finished with a crisp white shade that blends well with the rest of the DIY system, this quick-connect MrCool Line Set ensures both efficiency and a polished appearance inside your space. Obtain this 1/4" x 3/8" MrCool DIY Ductless Split System Line Set with Control Wire - 50 Feet - R454B today and experience the dependable comfort your home deserves.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandMrCool LLC
Part NumberM0B6 DIY50-1438C-O

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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