Our expertise:
Uncompromising power supply
as required.

 

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Power supply solutions for railway applications – reliable, rugged, certified

FORTEC Power, under its established AUTRONIC brand, designs and manufactures high-performance power supply systems tailored for demanding railway applications. Our solutions are engineered to meet the highest standards of safety, reliability, and electromagnetic compatibility (EMC).

Whether for locomotives, multiple units, or signaling systems – we offer:

  • Rail-compliant power supplies according to EN 50155 and EN 50121-3-2
  • Custom development for specific railway use cases
  • Robust designs for extreme environmental conditions (temperature, vibration, humidity)
  • Long-term availability and cutting-edge innovation to secure lasting competitive advantages

As a trusted development and system partner, we support rail manufacturers and suppliers from concept to series production – with tailored solutions for the future of mobility.

FORTEC Power – Your Specialist for Railway-Grade Power Supplies and Custom Electronic Solutions

With dedicated locations in Sachsenheim (Baden-Württemberg) and the Czech Republic, FORTEC Power – formerly AUTRONIC at the Sachsenheim site – designs and manufactures high-performance, compact power supply solutions for demanding industrial and railway applications.

Our core competencies include:

  • Custom power supply systems: DC/DC, DC/AC, and AC/DC solutions for complex applications
  • Plug-and-play DC/DC converters for railway technology: EN 50155-compliant, vibration-resistant, and EMC-certified
  • Flexible contract manufacturing: From development and series production to repair – all from a single source

As part of the FORTEC Elektronik AG, we benefit from a strong corporate network. Together with FORTEC Power GmbH in Riestadt and FORTEC Integrated GmbH, we offer comprehensive solutions in the fields of embedded systems, industrial displays, monitors, and power supplies – tailored for the German-speaking market.

Railway technology, industrial electronics, embedded power – we deliver the right solution. Leverage our decades of experience and innovative strength for your products – reliable, certified, and future-proof.

DC/DC converter

in various designs and a wide range of applications, are suitable for circuit board mounting, wall mounting, 19" racks and DIN rail mounting.
 

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Custom power supply

Benefit from our experience in implementing customer-specific power supplies in the DC/DC, AC/DC and DC/AC inverter sectors.

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EMS-Service

Use our service for the development, production and testing of special, individual assemblies in outsourcing.

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Standard DC/DC converter

New products and News

We develop uncompromising electronics for demanding applications not only on behalf of our customers - our own products are also permanently optimized to meet the latest requirements and areas of application.

Standard DC/DC converter

Uncompromising electronics for demanding applications

HFBC30-W/O

Input: 14,4 V to 154 V
Output: 12 V or 24 V

The powerful 30 W DC/DC converter HFBC30-W/O breaks new ground in power supply for compact plug & play solutions.

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HPC10

Input: 9 V to 154 V
Output: 12 V or 15 V

The 10 W converter with a classic 1/4-brick pinout impresses with its modern topology and full filtering in accordance with EN 50121-3-2.

 

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HFBC100-W/Ks

Input: 14,4 V to 154VDC
Output: 12 V or 24 V

The wall-mount HFBC100-W/Ks offers an ultra-wide input voltage range of 14.4 V to 154 V in one device with 100 watts of power.

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USB

Input: 14,4 V to 154 V
Output: 12 V or 24 V, 5 V auxiliary voltage

Autronic presents the new generation of USB-chargers acc. USB-BC 1.2 for use in trains and applications for rough use.

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DC/DC converter

Benefit from 50 years of know-how

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Fairs

InnoTrans Berlin

InnoTrans 2026 will take place in Berlin from September 22 to 25, 2026.

We will be there again, together with our colleagues from FORTEC Integrated.

FORTEC GROUP

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Fortec Power