Kepo piezo transducers 28 42 05khz range kepo kpi g4313 6293 the kepo kpi g4313 6293 piezo transducer 29 05 khz 43mm is able to generate a continuous fast pulse pulse tone when energised by a 12vdc rated voltage outputs of up to 80db12vdc60cm can be achieved suitable for use in professional commercial and industrial applications kepo kpi g4313 6293 piezo transducer 29 05 khz 43mm