This Is A Solid State Transponder With No Cavity Tube To Go Bad

14-28 Volt

Why Spend $400 To $800

To Replace your Existingbad Cavity Tube Transponder With a Like Unit only to do it Again in a Few Years when That One Fails

Install this Solid State Unit and Never Mess with it Again

This Unit Looks and Works Great and Will Make an Excellent Addition to you Aircraft