Mrcool 25 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)

The MRCOOL 25 ft. No-Vac Pre-Charged Line Set is specifically designed to provide seamless, tool-free installation for MRCOOL Central Ducted Hyper Heat 2nd Gen and VersaPro 2nd Gen systems. Engineered for efficiency and reliability, this line set comes pre-charged with R-454B refrigerant, eliminating the need for vacuum pumps, refrigerant handling, or professional HVAC tools.

With No-Vac® Quick Connect fittings, installation is leak-proof, secure, and incredibly fast, making this the ideal solution for DIY installers and professionals alike. Built with high-grade, corrosion-resistant copper tubing, the line set is designed to withstand extreme weather conditions, ensuring long-term durability and optimal system performance.

Key Features & Benefits

Pre-Charged with R-454B Refrigerant for Easy Installation

This pre-charged line set eliminates the need for vacuuming, refrigerant charging, or specialized HVAC tools, making installation simple and hassle-free. R-454B refrigerant is a low-GWP alternative to traditional refrigerants, ensuring regulatory compliance and environmental responsibility.

25-Foot Length for Flexible System Placement

With a 25-foot reach, this line set offers flexibility for standard HVAC installations, allowing for optimal system positioning without excessive coiling or unnecessary extensions.

3/8" Liquid Line & 3/4" Suction Line for Maximum Efficiency

The precisely engineered tubing ensures optimal refrigerant flow, allowing your MRCOOL system to operate at peak efficiency, delivering consistent heating and cooling.

No-Vac® Quick Connect Technology for Leak-Proof Installation

Featuring factory-sealed, leak-proof quick-connect fittings, this line set supports a secure, tool-free setup, eliminating refrigerant contamination risks and significantly reducing installation time.

Durable, Weather-Resistant Construction for Long-Term Performance

Constructed from high-quality, corrosion-resistant copper tubing, this line set is built to withstand extreme temperatures, moisture, and environmental wear, ensuring long-lasting system reliability.

Energy-Efficient and Eco-Friendly

Designed to work seamlessly with MRCOOL’s high-efficiency systems, this line set enhances energy efficiency while using R-454B refrigerant, a more sustainable alternative that meets modern EPA refrigerant regulations.

Important Compatibility Notice

• Designed exclusively for MRCOOL Hyper Heat 2nd Gen & VersaPro 2nd Gen systems using R-454B refrigerant.
• Not compatible with older MRCOOL models or any system using R-410A refrigerant.
• Using this line set with an incompatible system may cause operational issues, damage components, and void warranties.

Why Buy from an Authorized MRCOOL Dealer?

Purchasing from a trusted MRCOOL dealer ensures that you receive authentic, high-quality products backed by expert support and fast shipping.

• 100% Genuine MRCOOL Products – No third-party sellers or counterfeit parts.
• Expert HVAC Customer Support – Assistance with compatibility checks, installation guidance, and troubleshooting.
• Fast & Reliable Nationwide Shipping – Orders are processed quickly to ensure on-time delivery.
• Best Pricing on MRCOOL Equipment & Accessories – Get competitive pricing and exclusive deals on MRCOOL products.

Final Words

The MRCOOL 25 ft. No-Vac Pre-Charged Line Set is the perfect solution for a fast, secure, and professional-quality HVAC installation. With pre-charged R-454B refrigerant, leak-proof Quick Connect technology, and a durable copper construction, this line set ensures efficiency, reliability, and long-term performance.

Whether you're a DIY homeowner or an HVAC professional, this pre-charged, easy-to-install line set is an essential component for MRCOOL Hyper Heat 2nd Gen and VersaPro 2nd Gen systems. If you're looking for a seamless, hassle-free upgrade, this No-Vac line set offers the best combination of convenience, durability, and performance.