The SMF15CA with 225W 1µA 9.23A 24.4V 16.7V 15V 18.5V Bi-Directional SOD-123FL TVS ROHS is a surface-mount transient voltage suppressor (TVS) manufactured by Zhide that is used to protect against voltage spikes and surges. It can dissipate up to 225W of power and has a built-in protection circuit against excessive voltages of up to 24.4V, 16.7V, 15V, and 18.5V in both directions. This device is designed to provide a robust, reliable, cost-effective solution for surge protection in delicate electronics and process automation. Additionally, it is RoHS-compliant, so it does not contain hazardous materials.