Calex – DC/DC Converters for Transportation and Railway (03/2023)

Calex’s rail, transportation, and industrial DC/DC converters are designed to provide isolated DC power for applications requiring high reliability in demanding conditions.

Utilizing the latest in technology development, Calex DC/DC converters cover a wide range of battery input voltages from 9V to 160V DC in a single module (with input voltage ratios up to 10:1).

Specific nominal battery input voltage range converters are also available. Products are suitable for both onboard and trackside rail applications, as well as industrial/manufacturing and farming equipment and e-mobility applications.


  • ½, ¼, 1/8, and 1/16 brick formats
  • Input voltage ranges from 9-160V
  • Stable no-load operation
  • Operating temperature: -40 °C up to 85 °C (ambient) and 110 °C
  • Baseplate and flange package options
  • High efficiency – up to 91.5%
  • 5V, 12V, 24V, and 54V output
  • Tight line and load regulation
  • 3000V RMS input/output isolation
  • Dipped varnish coating