MRCOOL DIY® 5th Gen 50 ft. 1/4" x 3/8" Pre-Charged Quick Connect Line Set with DIY Pro Cable - R454B (for 6K, 9K & 12K Indoor Units) (DIY50-1438C-O)

The MRCOOL® DIY® 50 ft 1/4 x 3/8 Line Set (Model: DIY50-1438C-O) is the perfect accessory for extending your MRCOOL® DIY® Mini-Split system. Pre-charged with R-454B refrigerant and equipped with patented Quick-Connection fittings, it delivers easy, tool-free installation and dependable performance for 6K, 9K, and 12K indoor units.

FEATURES: 

• Pre-Charged Convenience – Factory pre-charged with eco-friendly R-454B refrigerant for instant use.

• Quick-Connection Fittings – Simplifies setup without the need for vacuuming or specialized HVAC tools.

• Unit Compatibility – Designed for MRCOOL® DIY® 6K, 9K, and 12K indoor air handlers.

• Durable Construction – Strong materials with a copper interior and white finish ensure long-lasting performance.

• Optimal Size – 50 ft line set with 1/4 in. liquid line and 3/8 in. suction line.

• Safe & Certified – Contains refrigerant and compressed gas; compliant with Proposition 65 requirements.

SPECIFICATIONS: