CELDUC

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A world-leader in solid-state relays and magnetic sensors, celduc® relais is headquartered in Sorbiers, France and operates globally in over 60 countries.
With nearly 200 full-time employees across four countries and over one million relays manufactured annually, we stand for “100% Made in France” quality and industrial innovation.

Driven by more than 50 years of experience, our company is built on three core values:

• Excellence — continuously refining our products and processes.  
• Team spirit — long-term employee and customer relationships anchored in trust and a strong culture.
• Independence — focused on sustainable growth and innovation. 

Our R&D, production and testing are fully integrated — enabling us to deliver high-performance solutions in solid-state relays, reed switches and magnetic sensors, in full compliance with international standards (CE, UL, ATEX, MIL-STD, etc.)