CEJN® Series 411 Couplings

  • Series 411 features valved couplings and valveless nipples. Requiring only one hand for operation, the Series is suitable for a variety of fluid applications, such as water inlet and return for injection molding lines

  • The Series is also available in a high-pressure straight-through design (Series 412), two-way shut-off (Series 414), and stainless steel construction (Series 416). Please refer to the CEJN Pneumatic range for specialized versions of the Series with nickel-plated steel/brass construction and as Vented Safety (Series 410).

  • One hand operated

  • Extremely high-flow capacity

  • Large range of connections

Technical Data Summary
Specification Details  
Nominal Flow Diameter 10.4mm
Coupling Material Nickel-plated brass
Nipple Material Chrome-plated brass
Maximum Working Pressure  
35 bar
Maximum Burst Pressure  
140 bar
Water flow (single shut-off)  
156 l/min (34.3 GPM UK)
Water flow  
156 l/min (34.3 GPM UK)
Temperature Range  
  -30°C to +100°C (-22°F to +212°F)


  • Flow capacity is measured at 4 bar (58 PSI) pressure drop.

    • CEJN® Series 411 Male Coupling
    CEJN® Series 411 Male Coupling
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    CEJN® Series 411 Female Coupling
    CEJN® Series 411 Female Coupling
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