Description
Product Overview
Long-Run Mini-Split Installation Kit — 50-Foot Line Set for 9K BTU
Handle longer installation distances for 9,000 BTU mini-split systems with this 50-foot 1/4×1/2 inch pre-insulated copper line set kit. Includes the line set, communication wire, and drain hose. The 1/4×1/2 diameter is specifically for 9K BTU systems, and the 50-foot length accommodates complex routing paths in multi-story buildings.
Technical Specifications
| Brand | MRCOOL |
|---|---|
| Model / SKU | MC50-1412 |
| Series | MRCOOL Accessories |
| Product Type | Accessory | Installation Kit |
| Coverage Area | N/A |
| Refrigerant | Compatible with R-410A, R-454B, R-32 |
| Electrical | N/A |
| Weight | 20.0 lbs (9.1 kg) |
| Warranty | MRCOOL Manufacturer Warranty (register within 30 days) |
Installation & Product Tips
- The 1/4×1/2 diameter is specifically for 9,000 BTU systems — do not use for larger systems
- For runs over 25 feet, check your system's manual for additional refrigerant charge requirements
- Verify the maximum line set length for your specific MRCOOL model
- Protect all outdoor sections with UV-resistant line set cover
- A licensed HVAC technician must braze connections and evacuate the system before charging
Frequently Asked Questions
What BTU systems use 1/4×1/2 line sets? +
What is included in this kit? +
Do I need to add refrigerant for a 50-foot run? +
Is this line set pre-charged? +
What refrigerants are compatible? +
Warranty Information
All MRCOOL products sold by HVACProSales come with the full MRCOOL manufacturer warranty. Register your product at the MRCOOL registration portal within 30 days of installation to activate full warranty coverage. Residential products typically include a 7-year parts warranty and 5-year compressor warranty when registered. Commercial products carry a 5-year parts warranty.
Why Buy From HVAC PRO Sales
15+ Years HVAC Experience | 500+ Systems Installed | Authorized MRCOOL Dealer
- Authorized MRCOOL Dealer — Official warranty support
- 15+ Years HVAC Industry Experience
- Expert Pre-Sale Technical Consultation
- Price Match Guarantee on all authorized MRCOOL products
- Same-day processing on in-stock orders over
Need help selecting the right system? Contact our HVAC experts for free pre-sale consultation. →
Installation & Troubleshooting Guides
Model / SKU
MC50-1412
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