OEM manufacturing

As a service we offer the assembly of electrical and electronic assemblies. Our core competencies lie in the areas of equipment and switch cabinet construction as well as test equipment construction.

Upon request, we can accompany you throughout the entire product realization process - from prototyping and prototype construction through to series production readiness. Few interfaces in our company lead to short reaction times and allow us to react flexibly to your needs. We also show flexibility in our services. Because these range from one-off production to small and medium-sized series production.


Equipment manufacturing

Whether 1 piece or series up to 10,000 pieces - we are at your side as a manufacturing service provider for your products. We offer individual, line and island production. With over 50 years of experience in power electronics, we manufacture devices in all protection classes and with different cooling systems.

Let us know about your specific requirements for your products.

Our services at a glance


  • of devices in single, line or island productions
  • Series from 1 to 10,000


  • Safety checks
  • Individual function and endurance tests (up to 355 kW / up to 1140V)
  • With test benches, automated test systems
  • With customer-specific testing equipment or manual testing
  • Test Documentation Optimization
  • Production transfer individual production in series production
  • Consulting on improvement potentials for your products and processes

Control cabinet construction

Thanks to our extensive experience, you will benefit from our control cabinets of a particularly high quality with mature functionalities and extreme reliability.

We manufacture control cabinets according to your requirements in individual, small or medium series and take over the commissioning and service for you on request.

Our services at a glance

  • Setup, assembly and testing of control cabinets
  • Mechanical adaptations for special designs / pre-series production
  • close coordination with customers for sample and special cabinets
  • individual production from 1 piece

Test equipment construction

We test assemblies and devices with a power spectrum of 3kW - 355 kW. For the test equipment, we work with you to develop test concepts to ensure optimum use. So that you can use the test equipment immediately, we take over the burn-in of individual components or the entire system - completely according to your specifications.


Our services at a glance

  • Battery test stands 48V to 800V
  • Inverter test stands 3kW- 630kW / 400V-690V

Sample and prototype construction

Standardized products are often no longer sufficient. We help you to get your individualized product. We are happy to advise you at every step of the development process - from the idea to the initial prototype.

Our portfolio includes, among other things

  • Cable harnesses and wires
  • Prototypes for mechanics and housings

If things have to go really fast, we offer you our express service: You receive your electronic assemblies within three to seven working days.

Of course, we won't leave you alone with your product: in addition to production, we can also take over the qualification of your personnel for the products on request. In addition, you benefit from the concentrated know-how of our group of companies with development services from the Prettl Intercompany network.


We think: After the purchase is before the purchase. That's why our service continues after the purchase. Whether you have questions about maintenance, spare parts or other professional and technical issues - our experienced service team is at your side to offer you a solution tailored to your needs.  With short reaction times we offer you reliable and competent advice - "just in time".

Our repairs include:

  • Helpdesk / First-Level Support
  • Repair Center
  • Field service
  • Commissioning and maintenance
  • Spare parts service