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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
For Your Every Summer RSVP, with Code: SUMMER15
Description
MRCOOL DIY® 5th Gen 50 ft. 3/8" x 5/8" Pre-Charged Quick Connect Line Set with DIY Pro Cable (for 24K & 36K Indoor Units)MRCOOL DIY 5th Gen 50 ft. 3 8" x 5 8" Pre Charged Quick Connect Line Set with DIY Pro Cable (for 24K & 36K Indoor Units) Upgrade your system with the MRCOOL DIY 5th Generation 50 ft. Pre Charged Line Set, complete with the matching length DIY Pro Cable for total compatibility and worry free installation. Specifically engineered for use with 24,000 BTU and 36,000 BTU indoor air handlers, this line set features 3 8" liquid and 5 8" suction lines and
MRCOOL DIY® 5th Gen 50 ft. 3/8" x 5/8" Pre-Charged Quick Connect Line Set with DIY Pro Cable (for 24K & 36K Indoor Units)
Upgrade your system with the MRCOOL DIY® 5th Generation 50 ft. Pre-Charged Line Set, complete with the matching-length DIY Pro Cable for total compatibility and worry-free installation. Specifically engineered for use with 24,000 BTU and 36,000 BTU indoor air handlers, this line set features 3/8" liquid and 5/8" suction lines and comes pre-charged with R-454B, the latest eco-friendly refrigerant.
Designed for seamless integration with all MRCOOL 5th Gen DIY single-zone systems, this 50' line set also supports multi-zone configurations including:
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Multi3-18K
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Multi4-27K
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Multi5-36K
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Multi6-48K
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Multi6-55K
(Note: For multi-zone installs, line sets must be matched to the size of each individual air handler.)
🔧 Key Features
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Length: 50 feet – great for long-distance installs or when extending beyond the standard 25'
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Line Sizes: 3/8" liquid line x 5/8" suction line – perfect match for 24K & 36K units
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Pre-Charged with R-454B – No vacuuming, brazing, or special tools required
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Includes DIY Pro Cable – Matching 50 ft. communication/control wire for plug-and-play setup
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Quick Connect Fittings – Patented MRCOOL connectors simplify DIY installation
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Weather-Resistant Design – Durable insulation and copper lines enclosed in a white UV-resistant sleeve
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Compatible with 5th Gen MRCOOL DIY® Single & Multi-Zone Systems
✅ Installation Notes
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If extending beyond 25 feet, you’ll need line set couplers and a longer control wire to ensure full functionality.
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Line set length must be chosen according to system size:
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For single-zone: match to the total distance required
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For multi-zone: match each line set to the air handler BTU rating
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Always ensure couplers are properly installed and torque is within MRCOOL’s specifications to maintain warranty compliance.
Order with confidence from MRCOOL DIY Direct – the USA’s most trusted source for MRCOOL systems, parts, and accessories. Whether you're a homeowner or contractor, we make DIY HVAC upgrades simple, reliable, and fast.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy