Power electronics
customised
to your requirements

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Specialist advice for your project

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Sophisticated and reliable power supplies
for the high-voltage range

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Expertise in
power electronics

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Workmanship
Made in Germany

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Welcome to the
Siebel Elektronik GmbH

From consulting and product development to production and subsequent services - we are your partner for power electronics. We are happy to support you in your projects with our experience and expertise.

With us you will find

  • Project-orientated support for our customers
  • Comprehensive service for customised assemblies, tailored to the individual needs of our customers
  • Various product lines of high-insulation power supplies and DC/DC converters for medium-voltage applications
  • Control and drive technology, everything to do with power electronics

Siebel Elektronik News

Automated casting system

Starting from March 2026, our
production facility will be expanded and modernized by a new fully automated casting system.

This system combines advanced
robotics and self-developed software solutions into a single unit that is characterized by precision and efficiency.

PCIM Expo & Conference 2026

From June 9-11, 2026, we will once again
be exhibiting at PCIM Expo, Nuremberg,
with our own booth. 
You are invited to visit us there to see
our proven products and components
as well as new solutions for power
electronics. We will also be happy
to advise you on your individual
customized requirements.

Meet our technical experts in hall 6, booth 231

Consulting

We accompany you from the initial idea to the finished product.

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Development

We understand your requirements

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Production

Careful production in tested quality

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Service

We are still there for you after delivery

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From the initial idea to the finished product

Development and production of electronic assemblies, power electronics and high-voltage technology: these are the core competences of Siebel Elektronik. Whether you are looking for high-voltage insulating power supplies or inverter controls or whether you need support in the development of a new product - we will be happy to provide you with advice and assistance.

For industrial customers looking for customised power electronics for their product, we not only offer advice and development, but also first-class in-house production

Our factory in Kreuztal, Germany, is the place where all of our high-insulation power supply products and customised assemblies are manufactured. We stand for quality, reliability and precision, as you would expect from production ‘Made in Germany’.

Our Quality Policy
Company History