From application design to product maintenance to evaluating cost of ownership, WITTENSTEIN is dedicated to our customers for the lifecycle of their applications and beyond.

Contact us by phone 1 630-540-5300 or

WITTENSTEIN Service Portal

Find product relevant information and contact details or request replacement products, inspections and repairs.

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Service Hotline


Service Hotline


For emergency support outside of business hours call 1-224-388-8174. The hotline offers you flexibility, reliability and very fast response in the event of a repair or critical situations such as machine downtimes

Engineering Support


Engineering Support & Consultation


You can always contact WITTENSTEIN North America for assistance with technical, design or application-specific questions:

  • Identify optimal products for your design
  • Address design considerations based on need
  • Request installation training and support

Motion control subassemblies are the driving force in a machine’s performance, and huge gains can be achieved by optimizing these systems. Leverage our holistic expertise to optimize your results:

  • Enhanced machine and process reliability
  • Optimized performance and productivity
  • Reduced development costs through time savings
  • Increased quality, throughput, safety and other performances that optimize cost of ownership
  • Development and production of special gearboxes (from prototype through to production readiness)
  • Noise optimization of gearboxes
  • Gearing design and optimization

From concept through implementation to re-investment, we stay with our customers to optimize results every step of the way.

Free sizing tool cymex® 5


cymex® 5 – The Proven Software for Drive System Optimization


Our free sizing software cymex® 5 enables the simple dimensioning and evaluation of the complete drive train (application + transformation + motor + gearbox). The precise calculations are facilitated by predefined standard applications such as belt, spindle, rotary-table and rack & pinion drives. Consideration of all major influencing factors and customer-specific parameters result in a reliable and efficient design as well as optimization of the drive system.


  • Simple and reliable design through pre-defined standard applications
  • All customer-specific application parameters taken into account
  • cymex® 5 Motion Profiler for creating simple and complex motion and load profiles
  • Import functions of motion profiles from SAM, Excel, ASCII databases with all WITTENSTEIN alpha products as well as 11,000 motors offered by all current manufacturers
  • Visualization of loads in relation to all important component parameters in the drive train
  • CAD generator: 3D files of gearboxes and servo actuators including all attached components
  • Technical calculation documentation 

More information and Download





Use our CAD POINT to find performance dataa and CAD data your products of interest. The intuitive menu makes it easy for you to order the components and data you require.

  • Online comparison with motor geometry
  • Transparent and simple selection of your required components
  • Ordering code generation
  • 3D files of the selected solution
  • Documentation of selection




SIZING ASSISTANT – The optimum gearbox in a matter of seconds

Are you looking for a quick and easy route to the optimum drive solution?Our SIZING ASSISTANT suggests the most suitable gearbox from the WITTENSTEIN alpha portfolio based on your application data or the required motor.

Your benefits

  • Efficient online sizing in a matter of seconds
  • No need to log in
  • Convenient and intuitive user interface
  • Automatic comparison of the motor and gearbox geometry
  • Dimension drawing and CAD data with a single click
  • User friendly comparison function
  • Quotation requested directly when you select the product


Expedited Delivery


Expedited Delivery


The North America headquarters in Bartlett, Illinois houses our executive, sales, engineering and technical support teams, as well as our technical center for machining, assembly, testing, service and inventory of products. The state-of-the-art machines and technical capabilities at this facility allow us to support WITTENSTEIN worldwide with mechatronic projects that integrate motors, gearboxes and controls.


Our Midwest U.S. location puts product, expertise and quality within easy reach for our customers in North America:

  • Speedline service available for next-day delivery of emergency replacement parts
  • Assembly and machines staffed to run 24/7
  • State-of-the-art equipment, industry 4.0 ready 



Ongoing Support


Ongoing Support


Each WITTENSTEIN North America customer has a dedicated team of support professionals to assist with installation, operation, repairs and other customer service needs: