Lennox 28J84 – MAXIPRO Long Repair Coupling 1/4 Inch (5 Pack)

 

The Lennox 28J84 MAXIPRO Long Repair Coupling is designed for fast, reliable, and permanent copper line repairs in residential and light commercial HVAC systems. This 1/4 inch long repair coupling uses the advanced MAXIPRO press-to-connect technology, allowing technicians to complete high-pressure refrigerant line repairs without the need for brazing, nitrogen purging, or flame safety precautions.

Made for durability and long-term performance, the 28J84 coupling provides a secure, consistent seal capable of withstanding modern HVAC refrigerants, including R410A. The extended repair length helps cover damaged copper sections more effectively, delivering a clean and efficient solution for system maintenance and field repairs. This 5-pack offers added convenience for contractors working on multiple service jobs.

 

Key Features

 

• Genuine Lennox MAXIPRO long repair coupling
• 1/4 inch copper line size compatibility
• Press-to-connect design eliminates brazing and open flame
• Rated for high-pressure HVAC/R applications, including R410A
• Provides a permanent, reliable, leak-resistant seal
• Faster and cleaner installation compared to traditional brazing
• Ideal for service contractors and system maintenance
• Sold as a convenient 5-pack

 

Common Applications

 

• Repairing damaged or leaking copper refrigerant lines
• Maintenance of residential and light commercial HVAC systems
• High-pressure refrigerant applications requiring reliable sealing
• Jobs where flame-free installation is preferred or required