3W Rail EN50155 DC/DC Converter – RHK03W


3W Rail EN50155 DC/DC Converter – RHK03W Series

The RHK03W 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 36V to 160V which covers most rail input voltages. They are available with a range of single output voltages from 3.3V to 24V, with dual output versions also of 5V, 12V and 15V

These units come in a compact 1.25” x 0.8” package


  • 3W Output Power in a 1.25” x 0.8″ package
  • Approved To EN50155, EN45545-2, And IEC/EN/UL 62368-1 Standards
  • 4:1 Input Voltage Range From 36 to 160V
  • Operating Altitude Up To 5000m
  • Operating Temperature: -40°C To +105°C
  • 3000Vdc Input-Output Isolation Voltage
  • Built-In EN 55032 EMI Class A Filter
  • 3-Year Product Warranty

Model Information

Model NoInput VoltageOutput VoltageCurrent Output
RHK03-110S3P3W36V – 160V3.3V1.00A
RHK03-110S05W36V – 160V5.0V0.60A
RHK03-110S12W36V – 160V12V0.25A
RHK03-110S15W36V – 160V15V0.20A
RHK03-110S24W36V – 160V24V0.125A
RHK03-110D05W36V – 160V+/- 5V+/- 0.30A
RHK03-110D12W36V – 160V+/- 12V+/- 0.125A
RHK03-110D15W36V – 160V+/- 15V+/- 0.10A



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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RHK03W Datasheet