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.

Contact Us
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 MaterialStainless steel
Diaphragm MaterialPTFE coated, EPDM
Pump Head MaterialStainless steel
Available Motor TypesAC
  • 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

Flow Rate (max.)25 l/min
Pressure (max.)6 bar (rel.)
Ultimate Vacuum (max.)110 mbar (abs.)
Valve MaterialStainless steel
Diaphragm MaterialPTFE coated, EPDM
Pump Head MaterialStainless steel
Available Motor TypesAC
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