No longer available Click here for the new equivalent magnetostrictive linear transducers WRP-A/WRA-A Contactless linear position transducer with ONDA magnetostrictive technology. The analog interface, available with various output ranges in voltage or in current, guarantees simpler installation and easier adaptation to existing systems. The absence of electrical contact on the cursor eliminates all wear and guarantees almost unlimited life. The IK4 mechanical structure introduces some innovations for using in-cylinder, including free rotation of the connector head.