RCQ75 Series

75W quarter brick DC-DC converters for railway equipment

Designed for railway applications, the RCQ75 series converters comply with EN50155 and meet EN50121-3-2 railway standards for electronic equipment used on traction & rolling stock. They are housed in a compact ¼ brick package.

The 75 watt RCQ75 is available in two wide input ranges: 43 to 101VDC for 72VDC nominal supplies; 66 to 160VDC for 110VDC nominal supplies.

Typically used on traction & rolling stock to power: Telemetry; Door control; System & safety monitors; Communication & infotainment systems; Video surveillance; Access & ticketing machines; Drive controls; Power controls; Information systems; Lighting; Passenger device-charging USB ports; HVAC systems; Sanitation control.



  • Regulated single output
  • Baseplate-cooled ¼ brick package
  • Input ranges 43V to 101V & 66V to 160VDC
  • 72V & 110VDC nominal inputs for railway applications
  • 3kVAC isolation
  • Remote On/Off & remote sense
  • Complies with EN50155 and IEC60571
  • Meets EMC standard EN50121-3-2
  • Optional heatsink
  • Operating temperature -40°C to +105°C
  • 3 year warranty
Image Model Name Power Input Voltage Output Voltage Output Current Datasheet Stock Check RFQ
RCQ7572S05 75W 43 to 101VDC 5V 15A Datasheet Stock RFQ
RCQ7572S12 75W 43 to 101VDC 12V 6.25A Datasheet Stock RFQ
RCQ7572S15 75W 43 to 101VDC 15V 5A Datasheet Stock RFQ
RCQ7572S24 75W 43 to 101VDC 24V 3.125A Datasheet Stock RFQ
RCQ75110S05 75W 66 to 160VDC 5V 15A Datasheet Stock RFQ
RCQ75110S12 75W 66 to 160VDC 12V 6.25A Datasheet Stock RFQ
RCQ75110S15 75W 66 to 160VDC 15V 5A Datasheet Stock RFQ
RCQ75110S24 75W 66 to 160VDC 24V 3.125A Datasheet Stock RFQ
No resources yet.