Make use of our flexibility and speed for all service activities and repairs relating to DC, low and high voltage motors of all kinds.


Thanks to our independence from manufacturers, we are your expert partner for the maintenance and repair of the following motors:

  • Low and high voltage motors
  • DC motors
  • Converter sets
  • Medium frequency converters
  • Exciters
  • Crane motors
  • Servo drives
  • And much more…

We assess the fault and advise you whether repair or replacement is advisable so that you can make the best decision.


Our services include:

  • Root cause analysis
  • On-site changes
  • Cleaning of windings (on-site too)
  • Over-revving of collectors and collector rings (on-site too)
  • Replacement of the brush holder and carbon brushes
  • Balancing / field balancing for installed machines
  • Rewinding of all kinds of low voltage motors
  • Rewinding of high voltage motors with modern VPI or traditional resin-rich technology
  • Replacement of laminated cores
  • Rebuilding of slip ring assemblies
  • Installation of thermal sensors in windings and for bearing monitoring
  • Installation of terminal boxes
  • Performance improvements
  • Modernisation
  • Improvements to efficiency levels


Reparatur von Elektromotoren | AMServ
Wartung  von Elektromotoren | AMServ
Instandsetzung von Elektromotoren | AMServ
Wartung und Instandsetzung von Elektromotoren | AMServ



Service for rotating electrical machines

+49 (0) 8000 267378
+49 (0) 8000 AMSERV
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