Murata Part Number: PKM13EPYH4002-B0
This tiny piezo transducer has a resonant frequency of 4KHz. The input signal to drive the transducer is 3Vpp. (A 3V Peak-to-Peak square or sine wave works well). The diameter of the plastic case is 0.50".
This device has PC Board mounting leads (through-hole) that have been trimmed to 0.14".
QTY: 1 x Small Piezo Transducer - .50"