The P3100SC is a thyristor surge protection device (TSPD) manufactured by Yageo. It features a double-layer TSS DO214AA 275V 150mA Co 65pF. The device is designed for use in applications which require over-voltage protection, such as electronic consumer products, industrial machinery, and network equipment. It uses special surge protection structures for superior electrical performance, providing fast and reliable protection against voltage surges, ESD, and lightning strikes. The device is suitable for direct connection to power lines and other circuits requiring surge protection, helping to ensure component and system longevity.