MRCOOL 3/8" x 3/4" No-Vac Coupler Set – Connect Pre-Charged Line Sets for Central Ducted HyperHeat & VersaPro Systems (Gen 1 & Gen 2, R-410A / R-454B)

MRCOOL 3/8" x 3/4" No-Vac Coupler Set – Connect Pre-Charged Line Sets for Central Ducted HyperHeat & VersaPro Systems (Gen 1 & Gen 2, R-410A / R-454B)Upgrade your MRCOOL installation with the MRCOOL No Vac Coupler Set (Model NVCOUPLER 3834), designed specifically for connecting two pre charged line sets with ease and reliability. This coupler set includes a 3 8" liquid line coupler and a 3 4" suction line coupler, making it the perfect solution for extending your line set length without losing refrigerant integrity. Perfect Fit for MRCOOL Central Ducted Systems Works exclusively with Central Ducted

Upgrade your MRCOOL installation with the MRCOOL No-Vac Coupler Set (Model NVCOUPLER-3834), designed specifically for connecting two pre-charged line sets with ease and reliability. This coupler set includes a 3/8" liquid line coupler and a 3/4" suction line coupler, making it the perfect solution for extending your line set length without losing refrigerant integrity.

✅ Perfect Fit for MRCOOL Central Ducted Systems – Works exclusively with Central Ducted HyperHeat and Central Ducted VersaPro™ systems (Gen 1 & Gen 2).
✅ Compatible with R-410A and R-454B Refrigerant – Whether you’re installing a legacy R-410A system or the new eco-friendly R-454B refrigerant models, this coupler set ensures secure performance.
✅ No Vacuum Pump Required – Engineered with MRCOOL’s patented No-Vac technology, these couplers maintain a factory-sealed, pre-charged connection, eliminating the need for specialized tools.
✅ Durable Copper Construction – Built from high-quality copper with a bronze/copper metallic finish for long-lasting strength and corrosion resistance.
✅ Quick, Leak-Free Installation – Double male end coupling ensures a tight seal and straightforward setup for DIYers and HVAC professionals.

Specifications:

• Sku: NVCOUPLER-3834

• Sizes: 3/8" (liquid line) + 3/4" (suction line)

• Dimensions: 6"W x 4.5"D x 2"H

• Weight: 6 lbs

• Fitting Type: Double male end coupling

• Color Family: Bronze/Copper Metallic

• Restricted States: GU, PR, VI

• Proposition 65 Warning: Yes

Why Choose This Coupler Set?

When you need to extend your MRCOOL pre-charged line set, the NVCOUPLER-3834 provides the only factory-approved solution for Central Ducted HyperHeat and VersaPro™ systems. With support for both refrigerant generations (R-410A & R-454B), you’re covered for today’s installs and future upgrades.

Perfect for:

• Homeowners expanding HVAC installations

• Contractors extending line set runs

• DIY projects requiring flexible line length solutions

👉 Order your MRCOOL 3/8" x 3/4" No-Vac Coupler Set today and get the confidence of a leak-free, factory-sealed extension for your Central Ducted HyperHeat or VersaPro™ system.