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Process Pumps

KNF designs and manufactures diaphragm pumps for sampling, transferring, evacuating and compressing process media for many industrial applications. Our oil-free diaphragm pumps meet discerning engineer's requirements for robust and contamination-free performance under the most challenging and corrosive conditions. Additionally, our modular system allows us to custom-design pumps to meet your specific application requirements.

Featured Video: KNF Process Media Pumps for Industrial Applications

Double Diaphragm Pumps

KNF double diaphragm pumps offer a high level of performance and greatly enhance safety, especially when working with dangerous, rare and valuable gases.
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Model Flow rate at
atm. pressure
(L/min)
Vacuum
(mbar absolute)
Pressure
(bar g)
Download
N 86 AN.12 DCB 4.5 250 1
N 816 AV.12 DCB 11 250 0.6
N 838 AN.12 DCB 25 200 0.6
N 143... .12 E 30 100 3
N 186.3... .12 E 30 3 -
N 186.1.2... .12 E 50 100 3
N 0150 SP.12 E 130 120 1
N 0150.3 SP.12 E 130 25 -