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The JNL series-connector is used for internal connections to smooth straight tubes and bores. It can be used to quickly and leakfree connect to a testproduct. These connectors make sure that a test product and the leak testing equipment have a safe, leak free and secure connection. We can supply a connector with a lever handle. Contact us for support on the best connector for your situation!


  • Connects instantly to copper, steel, and aluminium tubes used in refrigeration and industrial applications
  • Pressure range from vacuum up to 1,000 psi/69 bar
  • Size range from 0.375 inch up to 1.625 inch and from 10 mm up to 20 mm
  • Pressure assisted sealing, internal safety lock prevents accidental disconnection under pressure
  • Stainless steel collets provide maximum grip with minimum distortion of the test piece
  • Quick and easy seal replacement to minimize down time, maintenance, and tool inventory
  • Operating temperatures -40°C to +121°C
  • All connectors can be yearly checked, revised, and calibrated by our service teams

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