The 3KP120A is a high-power Transient Voltage Suppressor (TVS) diode manufactured by SMC DIODES. Supreme Components International is an authorised distributor of SMC DIODES, ensuring you receive genuine components. This unidirectional TVS diode is designed to protect sensitive electronic equipment from voltage transients. It features a peak pulse power dissipation of 3000W, making it suitable for demanding applications. With a reverse standoff voltage of 120V, the 3KP120A effectively clamps voltage spikes, preventing damage to downstream circuitry. This diode is commonly used in power supplies, telecommunications equipment, industrial control systems, and other applications requiring robust overvoltage protection. Its unidirectional configuration provides optimal protection against positive voltage transients. The 3KP120A offers excellent surge handling capability and fast response time, ensuring reliable performance in harsh environments.