- EXPERTISE & INNOVATIONS
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Zero-cross or random relay : what are the differences ? - 12/02/2026
Choosing the switching type of a solid-state relay (SSR) Both zero-cross and random solid state relays are used for industrial applications. What are the differences between these two types of switching? In this new article, we give you tips to help you select the switching type best suited to your application in order to optimize […]
SF548340 – New miniature Solid State Relay - 05/01/2026
A solution that occupies only 30% of the space of standard hockey puck SSRs SF5 : miniature relay which saves place in your control panels The SF548340 from celduc® relais is a very small power solid state relay (SSR) designed to deliver high switching performance in a compact footprint. Combining robustness, reliability, and compliance with […]
A Strategic Production Line - 08/12/2025
celduc® relais invests in semiconductor production to drive performance and environmental responsibility This article, written by Mr. EL RAYES, Managing Director of celduc® relais, comes at a pivotal moment for the European semiconductor industry. In a context where technological sovereignty, industrial performance, and environmental responsibility are more critical than ever, he shares the strategic vision […]
- TECHNICAL TIPS & TRICKS
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The most frequent thermal design errors with Solid State Relays - 25/02/2026
Thermal Management, the Achilles’ Heel of SSRs Solid state relays are now widely used in industrial machines for their reliability, fast switching, and absence of mechanical wear. However, this image of robustness can be misleading. In practice, a significant proportion of SSR failures observed in the field originate from insufficiently controlled thermal design. Unlike electromechanical […]
Mini-guide – Correctly sizing a solid state relay (SSR) - 02/02/2026
Avoid Mistakes: Proper SSR Sizing Explained In this new article, we provide you with simple and reliable rules to correctly size a solid state relay, by integrating from the design phase the electrical and thermal constraints that determine its service life. 1-Properly characterize the load Sizing an SSR begins with a precise analysis of the […]
Understanding and managing MTBF in Solid State Relays (SSRs) - 27/01/2026
MTBF of Solid State Relays: from theoretical reliability to actual service life Solid State Relays (SSRs) are renowned for their high reliability and long operational lifespan compared to electromechanical counterparts. However, like all electronic devices, they are subject to failure. Understanding Mean Time Before Failure (MTBF) is crucial for system engineers to predict reliability, plan […]
A Strategic Production Line - 08/12/2025
celduc® relais invests in semiconductor production to drive performance and environmental responsibility This article, written by Mr. EL RAYES, Managing Director of celduc® relais, comes at a pivotal moment for the European semiconductor industry. In a context where technological sovereignty, industrial performance, and environmental responsibility are more critical than ever, he shares the strategic vision […]
Strategic Partnership with Future Electronics to Expand Global Distribution Reach - 05/09/2025
celduc® inc. announces Strategic Partnership with Future Electronics to Expand Global Distribution Reach We are proud to announce a new distribution partnership with Future Electronics, a global leader in electronic components distribution. This strategic collaboration will strengthen celduc’s international presence and improve product availability across key markets. Headquartered in Montreal, Canada, Future Electronics brings decades […]
International exhibitions - 18/02/2025
We are pleased to inform you that celduc’s products will be presented at the following exhibitions : INTEGRATED SYSTEMS EUROPE – Barcelona, SPAIN From 3rd to 6th of February, 2026 Exhibitor : ICOMPPLUS ELECTRONICS Booth : Level 0 — 5L220 — Multi-Technology Website SÄHKÖ TRADE FAIR 2026 – Jyväskylä, FINLAND From 4rd to 6th of […]
- OUR MARKETS
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Solid State Relays and Sensors for energy applications - 19/02/2026
Solid State Relays and Sensors: Powering the Future of the Energy Sector As the world rapidly transitions towards cleaner, smarter, and more efficient energy systems, the demand for robust, precise, and maintenance-free components is higher than ever. In this context, solid state relays (SSRs) and advanced sensors have emerged as crucial technologies powering innovation across […]
Plastic processing machinery - 28/07/2025
As the plastics industry continues to evolve through rapid innovation and growing demands for efficiency and sustainability, the role of reliable, high-performance components in production equipment becomes more critical than ever. Solid State Relays (SSRs) have emerged as essential elements in modern plastic processing machines, offering fast switching, precise temperature control, and exceptional durability. […]
Applications of Solid-State Relays in the medical and biotech sector - 03/07/2025
The use of Solid State Relays in the Medical and Biotech Sectors : an essential tool for precision and reliability Solid state relays (SSRs) and Magnetic Sensors are components widely used to control electrical circuits in many industries. In the medical and biotechnology sectors, the role of SSRs is crucial in ensuring the reliability, precision, […]
