Service and technical support for pump and water treatment technology

OSNA's technical support is there to provide assistance for your pumps and systems at every single stage of what we hope will be decades of trouble-free operation.

  • Planning and project engineering
  • Assembly and installation
  • Regular maintenance
  • General overhauls
  • Dismantling and temporary/seasonal storage

Our full-service goal is to ensure maximum availability of your pumps – including pumps from other manufacturers – and water treatment systems for maximum utilization and efficiency of your operational processes and production facilities.

By the way, we also offer our technical service for pumps from other manufacturers – just give us a call!


We adjust the performance characteristics of our pumps and systems precisely to meet the customer’s requirements and technical peripherals. Not only does our customized technology promise seamless integration of OSNA pumps and systems into existing technical infrastructure, but also maximum system and energy efficiency.


OSNA’s technical service includes the professional, punctual installation and commissioning of pumps and systems by our expert service technicians at our customers’ premises, where we can also carry out fine tuning between pumps and systems at short notice.


OSNA’s maintenance and inspection service guarantees maximum availability of your pumps and systems at individually agreed or legally defined intervals. Regular expert status analysis performed by our service technicians protects pump and system operators from imminent technical uncertainties in good time.


Whether you need maintenance, repair or general overhaul – OSNA Pumps is the ideal partner for maintaining the value of your plant technology. We guarantee the reliability of your pumps and water treatment plants for years to come. If necessary, we can overhaul your pump at our factory and perform a final functional test on our in-house test bench.
+++ After making an appointment in the morning, you can pick up your repaired OSNA piston pump by the end of the same day. Make an appointment with our repair department right now +++



We keep all wear and spare parts for all OSNA pump models and systems from 1955 on in stock. Thanks to our technical archive, we can quickly identify your system using the serial or pump number, locate the required component with the required parameters and send the replacement within 24 hours.





Our support for you

We are happy to assist you with our technical service expertise in the field of pumps and water treatment plants acquired over more than 125 years.

Feel free to contact us for a no-obligation consultation!