Coupler

Coupler – Vulkan Lokring Push-Fit Tube Coupler

The Vulkan Lokring Coupler is a high-quality push-fit fitting designed to join two refrigerant tubes of the same diameter quickly and securely — no brazing or soldering required. Part of the trusted Vulkan Lokring system, it delivers a reliable, leak-free connection for HVAC and refrigeration line sets.

Specifications

• Brand: Vulkan
• SKU: 13001261
• Type: Lokring Push-Fit Tube Coupler
• Product Type: Lokring Accessory / Refrigerant Fitting
• Available Sizes:
  • 1/4" (6mm)
  • 3/8" (10mm)
  • 1/2" (13mm)
  • 5/8" (16mm)
  • 3/4" (19mm)
  • 7/8" (22mm)
  • 1" (25mm)
  • 1-1/8" (28mm)
  • 1-3/8" (35mm)

Key Benefits

• No brazing or soldering required — push-fit installation saves time and eliminates open-flame risk
• Creates a secure, leak-free refrigerant tube joint
• Wide range of 9 sizes to suit most HVAC and refrigeration line set diameters
• Compatible with LokPrep preparation fluid for optimal connection integrity
• Reusable and reliable for long-term performance in refrigerant systems
• Ideal for repairs and modifications where brazing is impractical

Ideal For

• Joining refrigerant tubes in HVAC and refrigeration line sets
• Air conditioning and heat pump system installation and repair
• Applications where brazing is not practical or permitted
• Technicians using the Vulkan Lokring push-fit system

Join refrigerant tubes fast and safely — the Vulkan Lokring Coupler is the no-braze solution for reliable, leak-free connections in any HVAC installation.