KNF is the technology leader in the field of diaphragm pumps.

KNF is the technology leader in the field of diaphragm pumps. Its portfolio includes OEM, process and laboratory solutions for gas, liquid and vacuum applications in the medical, inkjet, gas analysis, food and chemical industries. Founded in Germany in 1946, the family-owned group employs more than 900 people at 24 locations worldwide and generated a total revenue of over EUR 200 million in 2025. With its highly customizable solutions, combined with global presence and deep local market expertise, KNF provides cutting-edge pump solutions for the most demanding applications.

KNF OEM and process pumps transfer gases and liquids or create vacuum. Thanks to a modular system, all KNF pumps can be customized quickly, easily and reliably to meet individual requirements, even from batch size one.