From November 10 to 12, 2026, the three-day Enlit Europe 2026 concluded successfully at the Messe Wien Exhibition & Congress Center in Vienna, Austria. FANHAR made a brilliant appearance at Booth B.h14, showcasing its core relay products and new...

A smart meter designer needs a 100 A contact that holds its position for eight years on a supply measured in milliwatts. An industrial panel builder needs a relay that opens the moment a safety circuit loses power. Both engineers read the same datas...

In smart meters, compound switches, and new energy equipment, relays serve as the core executive components for circuit on/off control. Their load capacity, safety isolation, and long-term stability directly affect the overall performance of the sys...

As a fundamental component of electrical control, the core value of a relay lies in "isolation and amplification"—that is, using a small signal to control a high-power circuit while achieving electrical isolation between the control side and the loa...

Conclusion first: a PCB relay only performs as well as the worst-case load, the ambient temperature inside the enclosure, and the coil drive margin you give it. Choose on six parameters, verify two of them at your maximum ambient, and treat every sw...

In the fields of smart meters, new energy charging facilities, and industrial automation, relays serve as key actuators for circuit switching, and their load capacity, safety, and reliability directly determine the overall performance of the system....

The eyes of the global electronics industry are once again turning to Munich, Germany. From November 10 to 13, 2026, the highly anticipated world-leading trade fair for electronics—electronica 2026—will grandly open at Messe München. As a professio...

From November 10 to 12, 2026, the globally anticipated Enlit Europe 2026 will grandly open at the Messe Wien Exhibition & Congress Center in Vienna, Austria. As a National High-Tech Enterprise and a professional relay manufacturer, Zhejiang Fan...

Designing a latching relay circuit diagram is one of those tasks that looks complicated until you understand the core idea: the relay remembers its last state without consuming continuous coil current. The practical conclusion is simple: once you de...

In the fields of smart homes, commercial lighting, and industrial control, relays serve as key actuators for circuit switching, and their load capacity, safety, and reliability directly determine the performance of the entire system. The W15L Series...

Picture a design review for a smart meter or a DC fast-charging station. Sooner or later, someone asks the same question: how do we measure current without breaking the circuit and without spending too much per unit on sensing? A current shunt resis...

Relay sensors are the "invisible hand" of electrical control systems, converting low-current control signals into the switching of high-current circuits. This article takes the latching relay as its main thread, analyzing seven principles—electromag...