Flow Rate (max.): 21 l/min Pressure (max.): 0.5 bar (rel.) Vacuum (max.): 1.5 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. Technical Details Flow Rate (max.) 21 l/min Pressure (max.) 0.5 bar (rel.) Ultimate Vacuum (max.) 1.5 mbar (abs.) Valve Material Options EPDM Diaphragm Material Options EPDM Pump Head Material Options Aluminium Motor Type Options Brushless DC, AC Features Benefits Excellent reliability Low sound level Contamination free transfer Maintenance-free Digitally adjustable motor Special Features Diaphragm pump Applications Automotive Medical equipment Analytical instruments Lab equipment Climate technology Security and defense Vacuum technology Downloads Datasheet N 920Operating Manual N 920