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Swing-piston pumps

Swing-piston compressors produce oil-free compressed air and vacuum. They evacuate, transfer and compress air without contamination. The KNF swing-piston system offers a higher flow rate than the corresponding diaphragm pumps of the same dimensions.

Model Flow rate at
atm. pressure
(l/min)
Vacuum
(mbar absolute)
Pressure
(bar g)
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NPK 03 DC-B 2.7 250 5.5
NPK 03 DC-M 3 250 5.5
NPK 04 DC Vacuum 3.3 300 -
NPK 04 DC Pressure 3.3 - 1
NPK 04 DCB Vacuum 3.3 300 -
NPK 04 DCB Pressure 3.3 - 1
NPK 09 AC 12 100 7
NPK 09 DC 15 100 7
NPK 018 DC Pressure 18 - 1.5
NPK 018 DC Vacuum 18 120 -
NPK 09.1/.2/.1.2 AC 24 down to 100 up to 7
NPK 25 DC 25 180 4
NPK 25 AC 30 180 5
NPK 050 AC 50 80 2
NPK 0100 78 80 2