Founded in 2004 and headquartered in Shenzhen, China, SOCAY Electronics Co., Ltd. is a high-tech enterprise specializing in circuit protection components. The company focuses on research, development, manufacturing, and sales of overvoltage and overcurrent protection devices. Its comprehensive product portfolio covers Transient Voltage Suppression (TVS) diodes, Electrostatic Discharge (ESD) suppressors, Thyristor Surge Suppressors (TSS), Gas Discharge Tubes (GDT), Polymer Positive Temperature Coefficient (PPTC) thermistors, and metal oxide varistors. Notable TVS series include SMAJ, SMBJ, SMCJ, and P6KE, while ESD protection arrays are offered in packages like SOD-323 and SOT-23 under the SE series. SOCAY also provides GDTs with various breakdown voltages and TSS devices for telecom and industrial surge protection. The company's products are widely deployed in consumer electronics, telecommunications, automotive electronics, industrial controls, and security systems. Automotive-grade components are available and have passed AEC-Q101 qualification, ensuring high reliability for harsh environments. As one of China's leading circuit protection brands, SOCAY has built a strong reputation for quality and fast technical support, serving a global customer base and holding a significant share in the domestic market.