Kepo piezo transducers 10 45 05khz range kepo kpt g1420a k8437 the kepo kpt g1420a k8437 piezo transducer 20 05 khz 11m is able to generate a continuous tone when energised by a 30vp p square wave rated voltage outputs of up to 70db at 5vp p2khz 0cm can be achieved suitable for use in professional commercial and industrial applications kepo kpt g1420a k8437 piezo transducer 20 05 khz 11 m