The Z1SMA18-AQ Zener diode, manufactured by Diotec, is a crucial component for voltage regulation and protection circuits. This single diode features a Zener voltage of 18V and a power dissipation of 1W, making it suitable for a wide range of applications. Housed in a compact SMA package, it offers excellent performance and reliability. As an authorised distributor of Diotec components, Supreme Components International ensures that you receive genuine, high-quality products. This Zener diode is designed to provide a stable voltage reference and protect sensitive circuits from voltage transients and surges. Trust Supreme Components International for all your electronic component needs.