Diaphragm Gas Pump
N 922 ST
Metric
Imperial
Metric
Imperial
Diaphragm Gas Pump

N 922 ST

  • Flow Rate (max.): 25 l/min
  • Pressure (max.): 6 bar (rel.)
  • Vacuum (max.): 110 mbar (abs.)

KNF diaphragm gas pumps transfer or compress gases and vapors and generate vacuum without contaminating the media. They are available with options for application requirements related to size, motor, control, voltage, chemical resistance, safety, vibration, noise and temperature resistance. All pump types offer oil-free operation.

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Benefits
  • Excellent reliability
  • Contamination free transfer
  • Adjustable performance
  • Maintenance-free
  • Low sound level
  • High performance-to-size ratio
Special Features
  • Diaphragm pump
  • High IP class (>44)
Flow Rate (max.)25 l/min
Pressure (max.)6 bar (rel.)
Ultimate Vacuum (max.)110 mbar (abs.)
Valve Material OptionsStainless steel
Diaphragm Material OptionsPTFE coated, EPDM
Pump Head Material OptionsStainless steel
Motor Type OptionsAC
  • Analytical instruments
  • Lab equipment
  • Chemical industry
  • Climate technology
  • Gas analytics
  • Emission monitoring
  • Food & beverage industry
N 922 ST
Datasheet N 922 ST IP 54

PDF (1 MB) - Datasheet - English

Datasheet N 922 ST IP 20

PDF (1 MB) - Datasheet - English

Operating Manual N 922 ST IP 54

PDF (2 MB) - Operating Manual - English

Operating Manual N 922 ST IP 20

PDF (2 MB) - Operating Manual - English

Flow Rate (max.)25 l/min
Pressure (max.)6 bar (rel.)
Ultimate Vacuum (max.)110 mbar (abs.)
Valve Material OptionsStainless steel
Diaphragm Material OptionsPTFE coated, EPDM
Pump Head Material OptionsStainless steel
Motor Type OptionsAC
Benefits
  • Excellent reliability
  • Contamination free transfer
  • Adjustable performance
  • Maintenance-free
  • Low sound level
  • High performance-to-size ratio
Special Features
  • Diaphragm pump
  • High IP class (>44)
  • Analytical instruments
  • Lab equipment
  • Chemical industry
  • Climate technology
  • Gas analytics
  • Emission monitoring
  • Food & beverage industry
Datasheet N 922 ST IP 54

PDF (1 MB) - Datasheet - English

Datasheet N 922 ST IP 20

PDF (1 MB) - Datasheet - English

Operating Manual N 922 ST IP 54

PDF (2 MB) - Operating Manual - English

Operating Manual N 922 ST IP 20

PDF (2 MB) - Operating Manual - English