Bel Fuse Launches PRA100 Series Compact 100W DC-DC Converter for Rugged Applications

Porland, OR. Bel Fuse announces the release of the PRA100 Series, a compact 100 W DC-DC converter in a standard 1/8th brick format, engineered for demanding railway, industrial, and eMobility environments. Addressing the growing need for higher power density, the PRA100 features enhanced thermal performance, wide input flexibility, and an environmentally robust design.

The PRA100 operates across a 9-74 VDC input range and delivers up to 54 V output with 3000 VDC isolation. All models are fully compliant with EN 62368-1 and carry CE, UKCA, and UL/cUL certifications. In addition, compliance with EN 50155 makes the series particularly well-suited for railway applications. Optional baseplate cooling and negative logic features further extend versatility for harsh conditions and EV platforms.

Built to the industry-standard 1/8th brick footprint, the PRA100 is part of Bel's expanding portfolio of high-density brick converters. Featuring through-hole mounting and a wide operating temperature range from -40°C to +105°C, the series delivers reliable performance in rugged and mission-critical applications.