Testsystems

Your Holistic Engineering Partner

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Engineering from the ground up

Koob Testsystems GmbH, based in Grabfeld, Germany, develops cutting-edge testing and measurement systems for electric motor components. Our innovative solutions enable fast, high-resolution magnetic field analysis of permanent-magnet and externally excited rotors – from R&D to high-throughput series production.

Our company grew from building our own magnetic field measurement systems, a process that required us to develop expertise across CNC manufacturing, electronics, software, and test bench integration. Over the years we expanded into high-precision 3D measurement and took on projects to digitize and modernize existing measurement systems.

We now bring that same depth to our clients, offering specialized services across measurement technology, test bench development, software, electronics, and manufacturing, all from a single source. Customers benefit from reduced scrap rates, improved process control, and long-term quality assurance.

Our work spans industries as diverse as automotive, aerospace, and glass production digitization, wherever precision, reliability, and engineering depth matter.

Manufacturing expertise

To produce our highly specialized test systems efficiently, flexibly, and with the highest quality, we have established key manufacturing technologies in-house — including state-of-the-art CNC milling with 3- and 5-axis centers from Hermle and DMG MORI.

What was originally set up to ensure our own production quality is now also available as a service:

High-precision contract manufacturing in the areas of CNC milling, aluminum profile construction, and FDM 3D printing — from single parts to series of several thousand units per year.

Thanks to an end-to-end CAM workflow, automated sawing unit, and a well-coordinated team, we deliver reliably, efficiently, and precisely to customer specifications — at express speed.

Visit our CNC website(opens in a new tab)

The Koob Testsystems GmbH company building in Grabfeld.
Our company building in Grabfeld — occupied since 2024.

We are part of the EFRE programme “Europe for Thuringia”, co-financed by the European Union through the European Regional Development Fund.

What we do best

Core competencies

  • 3D Magnetic Field Analysis

    • High-resolution measurement of magnetic field components for identifying imbalances, skew angles, and pole symmetries in PSM, EESM, AFM, and linear motors.
  • Software Development

    • Tailored software solutions for data analysis and trend evaluation.
    • Analysis of data from existing measurement systems.
  • 3D Measurement

    • Precise laser contour measurement for geometric analysis of components.

See our test benches See our services

Our clients & Partners

In Good Company

Trusted by leading companies and research institutions. Become part of our network.

  • Karlsruher Institut für Technologie
  • Valeo
  • Vitesco Technologies
  • ZF
  • STIHL
  • Schaeffler
  • Siemens
  • ABB
  • BMW
  • Audi Sport
  • Daimler Truck
  • SEG Automotive
  • Keyence
  • tesa
  • HIWIN
  • HAHN Automation Group
  • Sturm Gruppe
  • BBS
Koob Testsystems GmbHAm Weinberg 598631Grabfeld

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