Service for Freshwater Generators

Wärtsilä Water and Waste has in-house technical service teams that are able to assist customers throughout the lifecycle of their freshwater generation installations. Our teams help with the optimisation of efficiency and performance. Customers can call in our technical support during installation, start-up, operation and maintenance.

Our facility in Geesthacht, Germany, provides customized solutions with short delivery time and with a tight quality control. Thanks to our global agents and distributors network, our after-sales and spare parts services are reliable and well organised.
For urgent support, contact +49 4152 805-130.
For urgent support, contact +49 4152 805-226.
maintenance and spare parts


We service following equipment:
  • Reverse osmosis plants
  • Desalination units
  • Evaporation systems
  • Water treatment systems
  • Cooling
  • Pre-heating
  • Condensation


  • Project consultancy
  • Assembly
  • Commissioning
  • Training
  • Maintenance
  • Inspection / Preventive maintenance
  • Spare part management
  • Automation & updates


All our services can be certified according to following classification societies: TÜV, DEKRA, BV, LROS (Class 2.2), DNV-GL (Class II), RINA, RMROS, CCS, KR and ABS.

logo DNV-GL
logo Lloyd's Register
logo TÜV Nord
Logo Bureau Veritas
logo Dekra green horizontal

Contact us

Please fill in the form, we aim to respond within 1-2 business days depending on the enquiry. For an existing installation, provide all necessary details to identify the installation and the equipment. Fields indicated with an asterisk (*) are required.

Find your local Wärtsilä office here

For NEWBUILD, please contact +49 4152 805-0 or

For SPARE PARTS, please e-mail us with the Equipment Serial Number or the name of the vessel at For urgent support, contact +49 4152 805-130.

For TECHNICAL SUPPORT & SERVICE, please email us with the Equipment Serial Number or the name of the vessel at For urgent support, contact +49 4152 805-226.

Equipment Serial Number is taken from the equipment nameplate and includes all letters and numbers as given on the equipment nameplate.

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