40W Rail EN50155 DC/DC Converter – RHD40W


40W Rail EN50155 DC/DC Converter – RHD40W Series

The RHD40W series are rail approved EN50155 dc/dc converters

They have a 4:1 input range with no minimum load requirements and a range of protection circuits on board.

Input voltage range is from  36 to 160V which covers most rail input voltages. They are available with a range of single output voltages from 5V to 24V, with dual output versions also of 12V and 15V

These units come in an industry standard 2” x 1” footprint; they are also available with added heat sinks.


  • 40-Watt Output Power
  • 4:1 Wide Input Range From 36 to 160Vdc
  • 5, 5.1, 12, 15, 24, ±12, ±15Vdc Output Voltage
  • Built-In EN 55032 EMI Class A Filter
  • 3000 Vac Input to Output Reinforced Insulation
  • Operating Altitude Up To 5000m
  • Approved To EN50155, EN45545-2, And IEC/EN/UL 62368-1 Standards
  • 3-Year Warranty

Model Information

Model NoInput VoltageOutput VoltageCurrent Output
RHD40-24S05W36V – 160V5.0A8.00A
RHD40-24S5P1W36V – 160V5.1A8.00A
RHD40-24S12W36V – 160V12V3.33A
RHD40-24S15W36V – 160V15V2.66A
RHD40-24S24W36V – 160V24V1.66A
RHD40-24D12W36V – 160V+/- 12V+/- 1.66A
RHD40-24D15W36V – 160V+/- 15V+/- 1.33A


P-Duke Power

P-Duke Power started in 1992, have concentrated their design efforts on dc/dc converters and associated products. They have a wide range of products for general industrial applications but also specific ranges for Medical and Rail requirements meeting all relevant safety standards. Our product specialists are happy to assist with product selection and offer help throughout the design cycle.

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RHD40W Datasheet