Lennox X8406 – Cerroset 610802508139, 3/8" L x 5/8" S x 25' Ductless/Mini-Split Insulated Lineset with Flare Nut, Black

 

The Lennox X8406 – Cerroset 610802508139 is a premium insulated lineset engineered for reliable performance in ductless and mini-split HVAC systems. Designed for professional installers and HVAC technicians, this 25-foot lineset features precision flare nuts and high-quality insulation to ensure secure refrigerant flow and long-lasting system efficiency.

Constructed with durable materials and tested for consistent performance, this 3/8" L x 5/8" S black lineset is ideal for residential and commercial mini-split and ductless system installations. The integrated insulation reduces thermal loss and prevents condensation, helping maintain system efficiency while protecting against environmental exposure. The included flare nuts provide a secure, leak-resistant connection that saves installation time and reduces callbacks.

This lineset is compatible with a wide range of ductless and mini-split air conditioners and heat pumps, making it an essential component for HVAC professionals looking for dependable, easy-to-install refrigerant tubing.

 

Key Features

Why Choose This Insulated Lineset

This lineset provides superior performance and reliability for HVAC professionals who demand quality components for mini-split and ductless system installations. The robust insulation and precision-fit flare nuts help ensure efficient refrigerant transport and secure connections, supporting optimal system performance and durability.

Upgrade your ductless HVAC installations with the Lennox X8406 – Cerroset 610802508139 25' Insulated Lineset — the dependable choice for professional refrigeration lines that deliver consistent, long-term performance.