The CPT17A05-4.0-C37W45R piezoelectric transducer element, manufactured by ChinaSound, is a versatile audio component available at Supreme Components International, an authorised distributor. This transducer boasts a resonant frequency of 4.0 kHz and a 17mm diameter, optimized for producing clear and loud sound output. Its piezoelectric ceramic construction ensures reliable performance and longevity. Ideal for applications such as alarms, buzzers, and other audio signaling devices, this transducer offers a cost-effective solution for generating audible alerts. The CPT17A05-4.0-C37W45R is easy to integrate into existing circuits and provides consistent sound quality. Supreme Components International guarantees the authenticity and quality of this ChinaSound product.