Power converters for transport applications such as rail and materials handling must be proof against what is often a hostile operating environment. RECOM and its subsidiary Power Control Systems as specialist for customized solutions, a range of reliable and rugged AC/DC power supplies for battery charging/conditioning and general use, along with DC/DC converters with low and high-voltage traction battery inputs. The following designs are intentionally developed as platform solutions, which enable RECOM to modify fast, easily and cost efficient these solutions to different customer needs.