The MR COOL 5th Gen DIY 35ft No-Vac Line Set with DIY Pro Cable (Model: DIY35-1438C-O, R-454B) is designed to connect compatible MR COOL 5th Gen DIY indoor and outdoor units with a factory pre-charged, quick-connect line set—so you can install without vacuuming, brazing, or handling refrigerant. The included DIY Pro Cable bundles the needed wiring in the same run for a cleaner, simpler install.
Country of Origin: China
Key Features / Specifications
- Model: DIY35-1438C-O
- Length: 35 ft
- Line sizes: 1/4" liquid line × 3/8" suction line
- Refrigerant: R-454B (pre-charged / No-Vac design)
- Connection type: Quick Connect / No-Vac fittings for faster installation
- Includes: DIY Pro Cable (communication/power cable)
- Compatibility: Designed for MR COOL DIY 6K, 9K, and 12K indoor units (5th Gen R-454B series)
Ideal For:
- DIY mini-split installs where you need 35 feet of reach between indoor and outdoor units
- Homeowners and contractors who want a no-vac, no-brazing installation workflow
- Longer runs where having the included Pro Cable reduces install time and clutter
- Replacing an existing 35 ft line set on compatible MR COOL 5th Gen DIY systems