About

A strong History

A long-standing tradition meets European high-reliability excellence

When expertise meets vision, new possibilities emerge. The collaboration between MSA Components and Steliau Technology unites decades of experience, market leadership, and a shared commitment to excellence.

MSA Components GmbH, a German family-owned company led by its third generation, has been a trusted partner in high-reliability electronic components for over 80 years. In 2025, Steliau Technology acquired MSA Components to create Hi-Rel Solutions by Steliau Technology: a pan-European business unit dedicated to delivering advanced, reliable solutions for the world’s most demanding applications.

Hi-Rel Solutions by Steliau Technology combines the deep expertise of MSA Components with the full strength of the Steliau Group. Together, we provide specialized, compliant, and long-term solutions for critical sectors such as space, defense, avionics, and medical. Our unified approach offers broader market coverage, an unmatched product portfolio, and a highly specialized team ready to support your most complex missions.

As a unique cross-border business unit, Hi-Rel Solutions by Steliau Technology stands for seamless integration, expanded capabilities across Europe, and continuity for customers and suppliers alike. We are driven by innovation, reliability, and uncompromising quality so you can rely on us, today and for the long term.

A strong European Team

At Hi-Rel Solutions by Steliau Technology, you benefit from a dedicated team that combines deep technical expertise with a strong commitment to customer success. Our leadership brings decades of hands-on experience in high-reliability markets, ensuring the best support for your projects wherever you are in Europe.

With a local presence and a pan-European perspective, we deliver reliable, innovative solutions tailored to the most demanding industries.
From satellites and aircraft to defence systems and medical devices, we engineer technology that goes beyond industry standards. With a proven track record and a passion for excellence, we support your projects at every stage ensuring safety, efficiency, and peace of mind.

Let’s make your next project a success with the power of true Hi-Rel technology.

Ferdinando Mariani – BU Director Hi-Rel Solutions by Steliau Technology