BaSyTec, 25 Years of Battery Testing from a Ulm Research Institute

BaSyTec (BaSyTec GmbH) is a German battery test system specialist spun off from a Ulm research institute in 1999, having supplied more than 1,700 test systems worldwide.

1. Company Overview

  • Company name: BaSyTec GmbH
  • Founded: 1999, by co-founders Prof. Dr. Andreas Jossen, Dr. René Groiß, and Volker Späth (then at the ZSW research institute in Ulm)
  • Headquarters: Asselfingen, Baden-Württemberg, Germany (since 2009)
  • Registered capital: EUR 25,000

2. History and Personnel

The company was founded in 1999 as a spin-off from a team at the Ulm-based research institute ZSW (Center for Solar Energy and Hydrogen Research) that had been studying battery material characterization, testing, and fast-charging methods. Its first test system was delivered in December 1999 for sensor battery research, and the company subsequently expanded into lithium-ion cell manufacturing and power-tool projects. It was initially located in Dischingen, soon moved to Öllingen, and relocated to Asselfingen in 2009 for expansion.

René Groiß currently serves as Managing Director. The company has customers across multiple countries in Europe, Asia, and Australia, and operates distributors in each region.

3. Core Technology and Key Equipment

The company describes itself as the first to consistently apply a database system to data processing across its entire range of test systems. It offers an open system architecture that can interface with third-party equipment such as temperature chambers and data loggers.

  • CTS series — single-cell testing (up to 6V, 5A–20A in parallel)
  • XCTS series — switching-technology-based low-heat, high-efficiency single-cell testing (40–80A)
  • HPS-HR series — modular amplifier design (up to 600A / 70V / 6kW per channel, up to 2400A in parallel)
  • MRS series — regenerative cell and module test system (up to 900A, 2500A in parallel)
  • BaSyTest software — data analysis with SQL server integration

4. Production Infrastructure and Quality Assurance

The company develops and manufactures its systems in Germany at its Asselfingen headquarters, and states that more than 1,000 (some sources cite more than 1,700) BaSyTec test systems are in operation worldwide today.

5. Delivery Track Record and Partnerships

The company states it supplies equipment to customers across the value chain, from electrode material and battery R&D to large-scale battery system development, but individual customer names are (undisclosed).

6. Financial Status and Roadmap

As a GmbH (limited liability company) with registered capital of EUR 25,000, detailed revenue and headcount figures are available only through premium paid services (the company’s own financial statements are not disclosed).

Based on its open system architecture, the company continues to expand interoperability with third-party equipment such as temperature chambers and data loggers as customers require.

This profile was compiled from publicly available sources including the company website (basytec.de), Energy XPRT, and North Data; unverified figures and non-public information have not been arbitrarily included.

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