The HC-49/U-S12500000BQQB Crystal Resonator, manufactured by Citizen, is a high-quality component designed for precision timing applications. Operating at 12.5 MHz, this crystal resonator provides a stable and accurate frequency source for microcontrollers, communication devices, and other electronic circuits. Housed in a HC-49/U package, it offers robust performance and easy integration. Supreme Components International is an authorised distributor of Citizen components, ensuring that you receive a genuine and reliable product. This crystal resonator is suitable for a wide range of applications requiring precise frequency control. Trust Supreme Components International for all your electronic component needs.