At Premium, we have been designing and manufacturing DC/DC converters for the industrial market since 1981. With a wide variety of input/output combinations, our standard DC/DC converters range from 60W to 2KW and can go up to 25KW for custom designs. Our design premises for each DC/DC converter are based on offering high reliability and high efficiency in a compact size.

We also have versions of our high power solutions specifically for the railway market, which comply with railway standard EN50155 (shocks and vibrations) and offer a wide operation temperature range. As a result, they ensure a reliable and long life in hostile environments. Our solutions can be found in vehicles such as trams, light rails, subways, locomotives or on-board equipment from all over the world and in applications like HVAC systems, auxiliary and emergency systems, propulsion systems or low battery starters, among others.


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Cooling