MRCOOL 50 ft. 3/8" x 3/4" No-Vac Pre-Charged Line Set for Central Ducted Hyper Heat 2nd Gen & VersaPro 2nd Gen (R-454B Refrigerant)
SKU: 23281123890

MRCOOL 50 ft. 3/8" x 3/4" No-Vac Pre-Charged Line Set for Central Ducted Hyper Heat 2nd Gen & VersaPro 2nd Gen (R-454B Refrigerant)

Sale price$328.05 Regular price$364.50
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Description

MRCOOL 50 ft. 3/8" x 3/4" No-Vac Pre-Charged Line Set for Central Ducted Hyper Heat 2nd Gen & VersaPro 2nd Gen (R-454B Refrigerant)MRCOOL 50 ft. No Vac Pre Charged Line Set 3 8" x 3 4" for Hyper Heat 2nd Gen & VersaPro 2nd Gen Systems Complete your compatible MRCOOL central ducted HVAC installation with the MRCOOL 50 ft. No Vac Pre Charged Line Set, engineered specifically for MRCOOL Hyper Heat 2nd Gen and VersaPro 2nd Gen systems using R 454B refrigerant. Designed for longer installation distances, this factory pre charged line set delivers simplified installation, reliable

MRCOOL 50 ft. No-Vac® Pre-Charged Line Set – 3/8" x 3/4" for Hyper Heat 2nd Gen & VersaPro® 2nd Gen Systems

Complete your compatible MRCOOL® central ducted HVAC installation with the MRCOOL 50 ft. No-Vac® Pre-Charged Line Set, engineered specifically for MRCOOL® Hyper Heat 2nd Gen and VersaPro® 2nd Gen systems using R-454B refrigerant. Designed for longer installation distances, this factory pre-charged line set delivers simplified installation, reliable performance, and high-efficiency operation without the need for vacuum pumps or refrigerant charging.

Featuring MRCOOL’s innovative No-Vac® Quick Connect technology, this line set allows for fast, secure, and leak-resistant installation with minimal tools required. Because naturally the condenser always ends up fifty feet away behind a shrub, around a corner, and somehow uphill.

Key Features & Benefits

  • 50-Foot Length – Ideal for longer installation runs where additional flexibility is needed for condenser and air handler placement.
  • Pre-Charged with R-454B Refrigerant – Factory charged and sealed for quick installation without vacuuming or refrigerant handling.
  • 3/8" Liquid Line & 3/4" Suction Line – Engineered to support optimal refrigerant flow and maximum system efficiency.
  • No-Vac® Quick Connect Technology – Leak-resistant, factory-sealed fittings provide a secure and professional-quality installation.
  • Tool-Free Installation Design – No vacuum pumps, gauges, or refrigerant charging equipment required for compatible systems.
  • Durable Weather-Resistant Construction – Manufactured with high-quality copper tubing and heavy-duty insulation for long-lasting durability in demanding conditions.
  • Energy Efficient & Eco-Friendly – Designed for use with modern R-454B refrigerant systems that comply with updated EPA refrigerant regulations.

Designed for Compatible MRCOOL® R-454B Systems

This MRCOOL® No-Vac® Pre-Charged Line Set is specifically designed for:

  • MRCOOL® Hyper Heat 2nd Gen Central Ducted Systems
  • MRCOOL® VersaPro® 2nd Gen Central Ducted Systems

The factory pre-charged R-454B design helps ensure proper compatibility, efficient refrigerant circulation, and dependable heating and cooling performance for newer-generation MRCOOL® HVAC systems.

Important Compatibility Notice

For R-454B Systems Only – This No-Vac® line set is engineered exclusively for MRCOOL® systems utilizing R-454B refrigerant.

Not Compatible with R-410A Systems – Do not use with older MRCOOL® equipment or any HVAC system requiring R-410A refrigerant. Using incompatible refrigerant components may cause operational problems, equipment damage, component failure, and voided manufacturer warranties.

Why Choose MRCOOL® No-Vac® Line Sets?

  • Factory pre-charged for simplified installation
  • No vacuuming or refrigerant handling required
  • Leak-resistant quick connect fittings
  • Ideal for professional and advanced DIY installations
  • Designed specifically for MRCOOL® R-454B systems
  • Reliable long-term performance with genuine MRCOOL® components

Buy from an Authorized MRCOOL® Dealer

When you purchase from MRCOOL HVAC Direct, you are buying from an authorized MRCOOL® dealer committed to providing genuine equipment, dependable customer service, and expert HVAC support.

  • 100% Genuine MRCOOL® Products – No counterfeit parts or unauthorized third-party sellers.
  • Expert Customer Support – Guidance for product compatibility, installation assistance, and system selection.
  • Fast & Reliable Shipping – Nationwide fulfillment with quick processing and secure delivery.
  • Competitive Pricing – Excellent value on official MRCOOL® HVAC equipment and accessories.

Upgrade Your MRCOOL® HVAC System Today

Choose the MRCOOL 50 ft. No-Vac® Pre-Charged Line Set for a faster, cleaner, and more reliable HVAC installation experience. Designed specifically for compatible MRCOOL® Hyper Heat 2nd Gen and VersaPro® 2nd Gen systems using R-454B refrigerant, this line set delivers dependable performance with simplified installation convenience.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 23281123890

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4.2 ★★★★★
Based on 117 reviews
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Omaha, US
★★★★★ 4
If the set screws were white the shelves would be perfect.
Color: C. White - Modern Minimalist Style, Number Of Shelves: 3, Size: 15.7inches
I'd give 4 1/2 if there was one. The shelves thwmself are nice I just don't like the visible little black set screws. The shelves themself look great and are not wobbly at all if you install correctly. I purposely installed the bracket upside down because of the little black setting screws; I didnt want them showing because the shelves are above eye level and the screws are black and I didn't want them showing. But that made the shelf lean amd wobbly so I turned them back over the way they are supposed to be and that made them level and sturdy. I guess I'll paint the little screws.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 21, 2026
T
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Tarra
West Palm Beach, US
★★★★★ 5
great shelves
Color: C. White - Modern Minimalist Style, Number Of Shelves: 3, Size: 36inches
These are a a great set of floating shelves! They were easy to install, feel sturdy, and look clean and modern on the wall. The set of three is perfect for displaying decor, photos, plants or small storage items while adding extra space without taking up room. Great quality, stylish, and a simple way to upgrade any space. They work perfect for my figurines to be displayed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026
K
Verified Purchase
KadeeH
Dallas, US
★★★★★ 5
Great shelves
Color: A. Black - Universal Classic Style, Number Of Shelves: 3, Size: 22.5inches
Easy to hang and look great in my office. I love the little divot along the edge. Helps to keep pictures from sliding.
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Reviewed in the United States on May 29, 2026
C
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Crystal
Lexington, US
★★★★★ 5
Exactly what I needed for my bathroom refresh.
Color: B. Rustic Brown - Americana Farmhouse Style, Number Of Shelves: 2, Size: 22.5inches, Color: B. Rustic Brown - Americana Farmhouse Style, Number Of Shelves: 2, Size: 22.5inches
I bought these floating shelves in the color Rustic Brown to replace a bulky storage shelf that was making my bathroom feel cramped, and they completely transformed the space. The wood finish looks much more expensive than I expected, and once installed they gave the bathroom a clean, modern, spa-like feel without taking up visual space. Installation was straightforward overall. I mounted one screw in the center into a stud and used drywall anchors for the remaining hardware, and the shelves feel very sturdy. They sit flush against the wall and don’t sag or wobble. I especially love how slim they are while still being deep enough to hold everyday bathroom items, decor, candles, skincare, and small baskets. The color worked perfectly with my bathroom vanity and mirror trim, and the floating design instantly made the room look more organized and intentional. Huge upgrade for a small space. Definitely recommend if you want functional storage that also looks elevated and minimalist.
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Reviewed in the United States on May 30, 2026
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Amazon Customer
Belleville, US
★★★★★ 4
Good Shelves
Color: B. Rustic Brown - Americana Farmhouse Style, Number Of Shelves: 3, Size: 22.5inches
These shelves are really nice quality and look as advertised. The hardware included was great quality, metal drywall anchors and good screws. They were easy to install, and make even/level with each other. My only gripe is the price, but I'm very satisfied with the product overall.
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Reviewed in the United States on April 12, 2026

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