and power supply
for 75 years!
We are celebrating our company anniversary! Gustav Klein has been supplying power supply devices and systems for 75 years. The know-how and experience of our qualified employees offer you reliability and competence in solving your specific requirements. The continuous development of our product portfolios will ensure that truly secure systems will continue to be available in the future.
Testing and simulation
For electromobility, development and industry
To test batteries, fuel cells, e-drive trains and other components, we offer uni- and bidirectional power supply solutions. A clear design, reliable components and easy maintenance characterize our source/sink systems.
Highly available power supply
For industry, hospital and railway
For more than seven decades, Gustav Klein has been your reliable partner for a safe power supply – from consulting and planning to implementation, commissioning and service. Maximum service life and ease of servicing are the hallmarks of our systems.
Technology, competence, reliability, quality & innovation
Always stay up to date
Unser kostenloser Newsletter informiert Sie regelmäßig per E-Mail über interessante Themen und bevorstehende Termine.
We are a long-term partner
Our exclusive service
We do not only want to deliver our systems, but also to accompany them. With our extensive range of services, we are always happy to assist you and offer you tailor-made solutions specifically to your requirements.
We offer customised maintenance contracts and maintenance concepts for your systems.
We help you renew your power supply.
We are available for you around the clock.
Wear parts or ageing components should be replaced at certain intervals.
News, press and more
We go forward - more
news from Gustav Klein
Exceptional service, recognised by our customers!
Now available: The proven test system with up to 1200 V & 1200 A
Season’s Greetings from Gustav Klein
Join our team!
For over 75 years, the medium-sized family business Gustav Klein has been developing and manufacturing reliable solutions in the field of power supply as well as test / simulation systems for e-mobility in Schongau and Inzing.