Diaphragm Gas Pump
UN 838
Metric
Imperial
Metric
Imperial
Diaphragm Gas Pump

UN 838

  • Flow Rate (max.): 34 l/min
  • Pressure (max.): 0.5 bar (rel.)
  • Vacuum (max.): 100 mbar (abs.)
Datasheet
Operating Manual
Would you like to learn more about this product?
Contact UsFrequent Questions

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. 

Would you like to learn more about this product?
Contact UsFrequent Questions
Benefits
  • Excellent reliability
  • Contamination free transfer
  • Maintenance-free
  • Can run dry
  • Digitally adjustable motor
Special Features
  • Diaphragm pump
Flow Rate (max.)34 l/min
Pressure (max.)0.5 bar (rel.)
Ultimate Vacuum (max.)100 mbar (abs.)
Valve Material OptionsFPM
Diaphragm Material OptionsEPDM
Pump Head Material OptionsPPS, Aluminium
Motor Type OptionsAC, DC, Brushless DC
  • Emission monitoring
  • Medical equipment
  • Analytical instruments
  • Lab equipment
  • Agriculture
  • Chemical industry
  • Climate technology
  • Gas analytics
  • Food & beverage industry
  • Security and defense
  • Fuel cells
UN 838
Datasheet UN 838 KNF USA

PDF (1 MB) - Datasheet - English

Operating Manual UN 838 KNF USA

PDF (5 MB) - Operating Manual - English

3D CAD Model UN 838

ZIP (33 MB) - CAD File - English

Flow Rate (max.)34 l/min
Pressure (max.)0.5 bar (rel.)
Ultimate Vacuum (max.)100 mbar (abs.)
Valve Material OptionsFPM
Diaphragm Material OptionsEPDM
Pump Head Material OptionsPPS, Aluminium
Motor Type OptionsAC, DC, Brushless DC
Benefits
  • Excellent reliability
  • Contamination free transfer
  • Maintenance-free
  • Can run dry
  • Digitally adjustable motor
Special Features
  • Diaphragm pump
  • Emission monitoring
  • Medical equipment
  • Analytical instruments
  • Lab equipment
  • Agriculture
  • Chemical industry
  • Climate technology
  • Gas analytics
  • Food & beverage industry
  • Security and defense
  • Fuel cells
Datasheet UN 838 KNF USA

PDF (1 MB) - Datasheet - English

Operating Manual UN 838 KNF USA

PDF (5 MB) - Operating Manual - English

3D CAD Model UN 838

ZIP (33 MB) - CAD File - English

Accessories UN 838

Here, you can find an overview of the available accessories for this product. For further details or order requests, please get in touch with our experts. Contact Us
Silencers & FiltersOrder ID
Silencer/Inlet filter
G 1/8 or 1/8 NPT
Order ID 007006
Mounting Kits & Shock MountsOrder ID
Shock mount
M4 male and female thread, Ø5/8 x 1/2 elastomer size, natural rubber
Order ID 215270
Fittings & ConnectorsOrder ID
Barb fitting
1/8 NPT (male) to barb for 1/4 ID tubing, HDPE
Order ID 072235
Barb fitting
1/8 NPT (male) to barb for 1/4 ID tubing, brass
Order ID 072237
Chat with KNF