
Power electronics: power supply systems, test and simulation systems for batteries, fuel cells and e-drivetrains
Gustav Klein GmbH & Co. KG
Schongau, Germany · Inzing, AustriaNew on Amplifa
About Gustav Klein
Gustav Klein GmbH & Co. KG is a medium-sized family-owned company based in Schongau that has been developing, manufacturing and delivering power supply systems and test and simulation systems since 1948. The portfolio includes bidirectional DC sources/sinks such as the I-TS-3873 for testing and simulating batteries, fuel cells, e-drivetrains and other components, secured industrial power supplies, and stationary railway power supply solutions offering high reliability, safety and longevity with minimal maintenance effort. The products are continuously developed further, for example the 3813 rectifier with integrated TFT display as the successor to models 3811 and 3812. The company supports its systems throughout their entire life cycle, worldwide, with tailored maintenance contracts, system replacement, component exchange and a 24h hotline. At its sites in Schongau (Germany) and Inzing (Austria), the company trains electronics technicians for devices and systems and delivers worldwide to industries such as rail, e-mobility and industry.
- Site
- Schongau
- Processes
- Test and simulation systems (bidirectional power supplies for testing and simulating, Power supply systems (power electronics, DC source/sink, rectifier), Maintenance and service (maintenance contracts, system replacement, component exchange, 24h hotline), Maintenance (tailored maintenance contracts and concepts), System replacement, 24h hotline, Component exchange (replacement of wear and aging components), Life-cycle support of systems, worldwide
- Materials
- DC Source/Sink, Rectifier
- Industries
- Rail, E-Mobility, Industry
- 01
Engineering and development
- 02
Manufacturing of power supply systems and test and simulation systems
- 03
Assembly
- 04
Sales and delivery worldwide
- 05
Maintenance, component exchange, system replacement and 24h hotline throughout
Products and Processes
DC Source/Sink
Bidirectional power supply for testing and simulating batteries, fuel cells and e-drivetrains.
Rectifier
Revised product version with integrated TFT display (7" standard, 10" optional) and user login.
Sites

Schongau
DEHeadquarters, development and manufacturing
Inzing
ATSite
Components and Systems


Inside the production


Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Test and simulation systems (bidirectional power supplies for testing and simulatingTesting | – | – | – | – | – |
| Power supply systems (power electronics, DC source/sink, rectifier)Engineering | – | – | – | – | – |
| Maintenance and service (maintenance contracts, system replacement, component exchange, 24h hotline)Assembly | – | – | – | – | – |
2 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| DC Source/Sink | Gustav Klein I-TS-3873 | – | – | – | – |
| Rectifier | Gustav Klein 3813 (successor to 3811 + 3812) | – | – | – | – |
Additional services
History
- 1948
Company founded by Gustav Klein.
- 2023
Revision of the rectifiers 3811 and 3812 into the new version 3813 with integrated TFT display.
- 2023
CEO Martin Dlauhy presents the status of the ZVEI CRA ad-hoc group on the Cyber Resilience Act at the ZVEI autumn meeting in Frankfurt.