The 5KP18A with 29.2V 20V 18V Plugin TVS ROHS is an overvoltage protection diode manufactured by Yageo. It is used to protect electrical circuits from damage from a high voltage transient surge. This device has a dual-channel design with a breakover voltage of approximately 18V. It is ROHS (Reduction of Hazardous Substances) compliant and provides reliable overvoltage protection for devices or circuits. It is suitable for use in televisions, computers, audio systems, and other electronic equipment.