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Premium SA - Complete Product Range
Powerbox supplies the full Premium PSU range of power conversion products, with local stock, engineering support and access to custom and semi-custom solutions.
Designed and manufactured in Barcelona since 1981, Premium PSU is a market leader in railway and industrial power conversion with over 900 custom designs in its portfolio.
The range covers DC/DC converters, single and three-phase DC/AC inverters, battery chargers, IoT-enabled DC-UPS power supplies and AC/DC power supplies from 50W to 72kW, with EN50155 certified off-the-shelf products and N+1 redundancy support.
Trusted across railway, industrial automation and power utilities.