Single phase Solid State Relays - 26/11/2025

Everything you need to know about single phase solid state relays: advantages and applications In an increasingly automated and energy-efficient world, single-phase solid-state relays (SSRs) stand out as essential components in modern heating and lighting systems. These extraordinary devices replace traditional electromechanical relays with cutting-edge electronic technology, offering significant advantages: ultra-fast switching, completely silent operation, […]

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Let performance, not just price, drive your SSR selection - 20/10/2025

When cheap SSRs cost you more: technical and safety failures explained Choosing low-cost, poor-quality SSRs might seem like a way to save money, but it can lead to serious consequences. These products often feature hidden compromises—lower-rated components, flawed designs, and inadequate testing or certification—that put both your equipment and personnel at risk. Key dangers of […]

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Thyristor vs Triac - 30/09/2025

AC SSRs : difference about switching thyristor and triac AC switching solid state relays use back-to-back Thyristors and TRIAC’s as their built-in output switching device. What is the difference between Triacs and Thyristors ? Working principles of Thyristors and Triacs Most common output devices used in AC SSR are silicon-controlled rectifiers (SCRs) and triacs, both are part […]

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Three-phase Solid State Relays - 01/09/2025

3-phase Solid State Relays and Contactors A three phase Solid State Relays (SSR) is 3 individual single phase SSRs packaged in a single housing with a common input so that each SSR is energized simultaneously. In fact, it is not unusual to use 3 individual SSRs to switch a three-phase load but this is of […]

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DC Solid State Relays - 03/06/2025

DC Solid State Relays In a DC Solid-State Relay (DC SSR), various semiconductor technologies are used for switching the DC load. The main technologies typically used in DC SSRs are MOSFETs, IGBTs (Insulated Gate Bipolar Transistors), and Bipolar Junction Transistors (BJTs). Each of these technologies has its own strengths and trade-offs, and they are suited […]

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