New from Relec Electronics – the Mornsun high performance URF1D series DC DC converter

The demand to improve and upgrade the passenger environment on existing rolling stock and of course with new build specifications is on-going.

Two of the main areas for improvements are in the provision of the latest LED lighting and USB ports to the passenger seat both applications requiring safe, compliant and above all high performance DC DC converters.

DC/DC Converter URF1Dxx-100W

New in the portfolio supplied by Relec is the Mornsun URF1Dxx-100W which is a high performance railway power converterfeaturing 100W output power, no minimum load requirement and wide input voltage of 66-160VDC. The construction of the case allows for a high base plate temperature (up to 100°). They also provide protection against input under-voltage, output over-voltage, short-circuit and over-temperature and have functions of remote control and output voltage adjustment. The series meets railway standard EN50155, suitable for railway system.


  • Wide input voltage 66-160VDC
  • High efficiency of up to 92%
  • Low no-load power consumption
  • Isolation: 3000VDC
  • Operating temperature -40°C to + 100°C
  • EN 50155 compliant
  • Protection ratings: RVP,OVP, OCP, SCP, OTP

Tel: 01929 555700