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25' Pre-Filled DIY Line Set / Control Wire / Couplers
The MRCOOL Quick Connect 25' Line Set is an essential addition for extending your MRCOOL DIY Single and Multi-Zone systems. Designed for 9K, 12K, and 18K BTU units, this pre-charged, Quick-Connect line set simplifies installation—no cutting, brazing, vacuuming, or refrigerant charging required.
This complete bundle includes the 75' DIYPro cable and couplers, allowing you to extend your refrigerant lines safely and efficiently while ensuring maximum electrical protection from outdoor elements and potential damage.
✅ For Multi-Zone Systems: Works with 9K, 12K, and 18K BTU DIY Multi-Zone 4th Gen Systems, allowing you to extend air handler reach.
✅ For Single-Zone Systems: Extends the 12K & 18K BTU DIY Single-Zone Systems, including models DIY-12HP-115C25 and DIY-18HP-230C25.
✅ For Extending Existing Line Sets: Compatible with pre-charged line sets of 16', 25', and 35', supporting extensions up to 75 feet total per system.
✅ 25' Pre-Charged Line Set – Extends your MRCOOL system without requiring a technician.
✅ Couplers (DIYCOUPLER-1412K75C) – Connects the additional line set seamlessly.
✅ 75' DIYPro Cable – Provides secure and continuous power for indoor and outdoor units.
At MRCOOL DIY Direct, we provide authentic MRCOOL products with fast shipping, expert support, and guaranteed compatibility.
✅ 100% Genuine MRCOOL Accessories – Factory-tested and fully compatible.
✅ Expert Assistance – Our team is ready to help with installation & troubleshooting.
✅ Fast & Reliable Shipping – Get your order delivered quickly and securely.
✅ Trusted by Thousands – Homeowners and professionals choose us for their MRCOOL needs.
Extend your MRCOOL DIY Single or Multi-Zone system with this hassle-free, pre-charged line set for a smooth, professional-quality installation.
📦 Order now from MRCOOL DIY Direct and get fast shipping with expert support!