Yellow Jacket's R-134a Premium A/C Couplers interface with R-134a service ports. Some of their features include:

  • A control valve for access to systems, even at working pressures.
  • Quick, easy connections and disconnections.
  • An integral safety sleeve to hold couplers securely to the service port.
  • The highest flow characteristics.
  • A low profile for tight applications.
  • Availability of a 14-mm female thread or 1/4" male flare.

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