klaus Union germany

We sincerely welcome you

We are a leading worldwide specialist in the market of industrial pumps and valves. The Chemical and petrochemical industries make extensive use of our magnetic drive technology.
Since our incorporation, 70 years ago, we have acquired a well deserved reputation as a leading pump and valve specialist capable of meeting the most exacting quality and safety standards.


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Visit us at ADIPEC – the largest and most important trade fair for the oil and gas and petrochemical sectors in the entire Middle East.
11-14 November 2019 | Hall 13, Booth 13457



Case Study – Bitumen/Asphalt Refinery

Bitumen/Asphalt pumps in this refinery were considered bad actors due to failing mechanical seals. Klaus Union solved that problem with API 676 and 685 compliant twin screw pumps.



We are growing. Grow with us.

Working at KLAUS UNION pays off – we offer you challenging and varied tasks in a highly interesting industry. Benefit from exciting career prospects in a global company.

Career at Klaus Union


Every application is familiar to us

Anticipatory planning, meticulous documentation and conscientious assembly work go
hand in hand and culminate in outstanding products – meeting highest standards and safety requirements.

Following our philosophy, we have established a proven range of products for almost every industrial application.



at a glance

discover our

product range pumps


Worldwide close to the customer

Klaus Union Service is an independent service company with exceptionally strong customer orientation, full service, using state of the art technologies and a high level of competence. We draw on more than 70 years of process engineering with pumps, valves and agitator drives made by Klaus Union.

We are your partners for advice service and planning, clearly arranged documentation and other required services, including the quick delivery of spare parts and a high level of readiness for delivery.