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HFBC30-W/O

DC/DC converter HFBC30-W/O for automotive, transport & railway

Product Highlights at a Glance

Galvanically Isolated – Reliable separation for safe operation and electronic protection
30 W permanently - no derating for all operating states
Ultra-Wide Input Range: 14.4 V – 154 V – Perfect for international onboard power supply voltages and extreme tolerance ranges
Single Output Voltage – Choose between 12 V or 24 V, suitable for various railway applications
Chassis Mounting – Easy integration into vehicle or cabinet structures
Size: 90,5 mm x 54 mm x 26 mm
Built-In Protection Features:
- OCP – Overcurrent protection
- OVP – Overvoltage protection
- OTP – Overtemperature protection
Continuous Short-Circuit Protection – Stable and resilient even under demanding conditions
Active Inrush Current Limiting – Smooth system integration without power spikes
Permanently extended Temperature Range: -40 °C to +85 °C; OT6
Hold-up-time > 10 ms – Reliable power support per Class S2
Railway Standards Compliance:
- EN 50155 – Environmental conditions for railway vehicles
- EN 50121-3-2 – Electromagnetic compatibility
- EN 45545-2 – Fire protection
- EN 61373 - Shock/vibration approved

The HFBC50-W/O for wall mounting offers impressive performance with 50 watts of power in the smallest of spaces.

30 W Railway DC/DC Converter for International Onboard Power Systems

This reliable DC/DC converter for railway applications provides an output power of 50 watts and supports all onboard supply voltages for rail vehicles ranging from 24 V to 110 V – including the extended tolerance range of ±40 % required by EN 50155. Its ultra-wide input design makes it the ideal solution for cost-efficient and standards-compliant European railway applications.

Robust, Standards-Compliant & Highly Efficient

Certified for railway standards: EN 50155 (temperature, shock, vibration); EN 50121-3-2 (EMC compliance) without additional components
Efficient power delivery: High efficiency up to 91 % across the full temperature range (-40 °C to +85 °C, Class OT4) – no derating
Integrated hold-up-time: 10 ms according to Class S2

Reliable Protection Features & Easy Integration

Protection functions: inrush current limitation, overvoltage protection, overcurrent protection, and overtemperature protection
Open-circuit safe and continuously short-circuit proof
Optimal heat dissipation via external thermal pads

Compliant with Railway Fire Safety Standards

The PCB material used complies with the fire protection requirements of EN 45545-2, backed by successfully completed tests.

Output Variants Available

12 V and 24 V output voltage options

Our DC/DC converters for rail vehicles offer maximum safety, efficiency, and compatibility with international onboard power networks – ideal for OEMs, system integrators, and railway suppliers.

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