From ThomasNet: KNF process pumps equipped for fuel cell applications provide ideal solutions for the safe and reliable delivery of natural gas and pure hydrogen. Brushless DC motors promote extended service life without maintenance and a patented double diaphragm system imparts superior levels of gas tightness and leakage prevention. These pumps have additionally been tested and certified by DVGW (an independent safety authority based in Germany) for approved use in fuel cell applications.
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KNF Process Pumps for Fuel Cell Applications Safely Deliver Natural Gas and Hydrogen