The DIOTEC P4SMA550A is a Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic circuits from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD). This diode features a power dissipation of 400W and a standoff voltage of 55V. It is housed in a surface-mount SMA package, making it suitable for automated assembly. Supreme Components International is an authorised distributor of DIOTEC components, ensuring you receive a genuine and high-quality product. The P4SMA550A offers fast response times and low clamping voltage, providing effective protection for a wide range of applications. Its compact size and robust performance make it an excellent choice for circuit protection in various electronic devices.