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The best of everything: Experts for precise and high-performance fluid handling.

The demands required of precision pumps are extremely high. Just as the heart does for humans, they ensure that complex machines run flawlessly. This is why we are always on the lookout for the perfect solution for you.

Diener Precision Pumps: Detail view of the gear pump from the Extreme Series which can be used as custom made pump, dialysis pump, fuel pump.

To achieve this, quite a few services must go hand in hand. The first step: We know our customers' industries and we listen. This allows us to work together with you to develop precise solutions for your special problems.

Diener Precision Pumps: Picture of engineer with magnifying glass

Engineering competence is needed to realize this: Our experienced staff in the high-tech center of California know precisely which set screw needs to be turned in order to adjust our pump solutions to match your expectations.

And, to ensure that the pumps perform impeccably in day-to-day operation, our plant in Switzerland ensures with the precision the country is known for that specifications are implemented to a "T." For example, the prototype that you have tested is produced in series without any deviations to the initial sample - even if production quantities are extremely high.

For us, precision means:

consistent performance, exactly according to the customer's specifications.
Time and time again.

Diener Precision Pumps: Precision Series dosing pump used for laboratory diagnostics, IVD, inkjet printing, water treatment and more.

Our commitment to quality

For us, quality is more than just a statement: Our quality commitment is the guiding principle that we base our day-to-day work on - to ensure that your pumps function perfectly.

Certifications at a glance

We have the high-quality workmanship of our products certified by independent bodies on a regular basis. Take a look at our certifications.

Owner-operated for more than 20 years

As an owner-operated company, Diener Precision Pumps represents reliability and continuity. Take a look at our corporate history.