quick couplings compressed air

Quick-release mini couplings MRA


  • Fluid distribution circuits: Compressed air, gas, liquid etc.
  • Panel mount on test units, laboratory desks. Pneumatic automation control.
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The unique design of the compact quick couplings ensures the absolute air-tightness of your compressed air connections. The automatic locking allows easy fast connections and disconnections with one hand. The plug turns freely in the socket, preventing hose break and simplifying operation.

Technical specifications

  • Nominal diameter DN (mm): 4
  • Maximum allowable pressure*:
    • 10 bar (145 PSI) standard
    • 250 bar (3626 PSI) with IB version


  • Compressed air, gases, liquids


  • Plug in stainless steel 18/09
  • Socket:
    • Standard: Brass
    • IB version: Stainless steel 18/09

Other features

  • Single or double shut-off available

*depending on the model and operating conditions