Mersen: strategic investment in silicon carbide (SiC) semiconductor technology

PRESS RELEASE

MERSEN ANNOUNCES A STRATEGIC INVESTMENT IN SILICON CARBIDE (SIC)

SEMICONDUCTOR TECHNOLOGY

PARIS, APRIL 11, 2018 - Mersen (Euronext FR0000039620 - MRN), a global expert in electrical power and advanced materials, announces an agreement to acquire 49% of CALY Technologies, a Lyon-based start-up company developing Silicon Carbide (SiC) semiconductor devices along with a proven experience on protection functions.

Mersen and CALY Technologies unite their strength to better serve power electronics and electrical distribution markets with innovating and disruptive products. This move is the outcome of several years of collaboration and co-patented core technology developments.

Thanks to this investment, Mersen will expand its portfolio of over-current, surge protection and current limiting products and solutions while developing its expertise in semiconductor technologies. These semiconductor electrical protection devices will serve fast growing markets such as Electric Vehicles, Electrical Energy Storage, Critical-Load Buildings, Photovoltaics and Aerospace.

The amount of the investment is not material for Mersen.

ABOUT MERSEN

A global expert in electrical power and advanced materials, Mersen designs innovative solutions to address its clients' specific needs to enable them to optimize their manufacturing performance in sectors such as energy, electronics, transportation, chemicals & pharmaceuticals and process industries.

ABOUT CALY TECHNOLOGIES

Caly Technologies is devoted to the development, manufacturing and commercialization of specialty Silicon Carbide (SiC) semiconductor devices, targeting highly demanding Advanced Protection and Power Conversion applications. Served markets comprise Transportation and EV, Industrial, Aerospace, Smart Grid, Medical, Residential, Data Centers.

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