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 using a variety of specialized parts and materials.

 Download Process Pump Catalog

Custom Designed Project Pumps

Diaphragm Gas Pumps and Compressors

Diaphragm Gas Pumps and Compressors

KNF gas pumps transfer and compress gases and vapors and generate vacuums without contaminating the media. show
Diaphragm Liquid Pumps

Diaphragm Liquid Pumps

These pumps are ideal for pumping liquids in explosive atmospheres or transferring flammable fluids. show