Aircraft Transponders for sale on eBay
  Item Description Price  
Garmin GTX 320A Mode C TransponderGarmin GTX 320A Mode C Transponder350.00 USDview item details
NARCO AT 150 TSO Transponder — Tray - Cable -Working When Removed -Free ShippingNARCO AT 150 TSO Transponder — Tray - Cable -Working When Removed -Free Shipping299.99 USDview item details
NARCO AT 50A TSO TRANSPONDER - Chassis - WORKING when removed - Free ShippingNARCO AT 50A TSO TRANSPONDER - Chassis - WORKING when removed - Free Shipping179.99 USDview item details
ATC TRANSPONDER PN: 0661062-00, KINGATC TRANSPONDER PN: 0661062-00, KING310.00 USDview item details
TED TNC 104-13 Aircraft Transponder DME ADS-B Post Antenna Made in USATED TNC 104-13 Aircraft Transponder DME ADS-B Post Antenna Made in USA24.99 USDview item details
CI105-11 Comant DME Transponder AntennaCI105-11 Comant DME Transponder Antenna123.20 USDview item details
Appareo Stratus ESG ADSB Out Transponder 153510-000017 Demo UnitAppareo Stratus ESG ADSB Out Transponder 153510-000017 Demo Unit1295.00 USDview item details
Avidyne AXP340 Panel Mount Transponder 11–33VDC Aircraft Avionics UnitAvidyne AXP340 Panel Mount Transponder 11–33VDC Aircraft Avionics Unit889.00 USDview item details
Appareo Stratus ES Digital Transponder DamagedAppareo Stratus ES Digital Transponder Damaged900.00 USDview item details
Garmin Apollo SL70 Mode C Transponder Servicable Unit 430-6040-101 AvionicsGarmin Apollo SL70 Mode C Transponder Servicable Unit 430-6040-101 Avionics100.00 USDview item details
Garmin GTX-327 TransponderGarmin GTX-327 Transponder919.49 USDview item details
Appareo Stratus ESG ADS-B Out Transponder With TrayAppareo Stratus ESG ADS-B Out Transponder With Tray1799.00 USDview item details
uAvionix ADS-B Out Tail Beacon TransponderuAvionix ADS-B Out Tail Beacon Transponder1395.00 USDview item details
Apollo SL70 Mode C Transponder & Mounting Tray— Working When RemovedApollo SL70 Mode C Transponder & Mounting Tray— Working When Removed250.00 USDview item details
ONWA KS-200A+ Class B+ AIS Transponder 5W Transmission Marine AIS with wifiONWA KS-200A+ Class B+ AIS Transponder 5W Transmission Marine AIS with wifi325.00 USDview item details
KT 76A Transponder (INCLUDES TRAY)KT 76A Transponder (INCLUDES TRAY)125.00 USDview item details
NARCO AT 50A TRANSPONDER For 30,000 Ft In TrayNARCO AT 50A TRANSPONDER For 30,000 Ft In Tray59.99 USDview item details
SunPass Pro Transponder. Not tested. Sold AS-iS.SunPass Pro Transponder. Not tested. Sold AS-iS.11.95 USDview item details
TRIG TT-31 Mode S Transponder PN 00220-00-01 - As RemovedTRIG TT-31 Mode S Transponder PN 00220-00-01 - As Removed995.00 USDview item details
King KT76 Aircraft Transponder Mode C TSO With Tray Panel Mount UntestedKing KT76 Aircraft Transponder Mode C TSO With Tray Panel Mount Untested249.99 USDview item details
USED Comant CI 5000-1-L Transponder Radiophone AntennaUSED Comant CI 5000-1-L Transponder Radiophone Antenna245.00 USDview item details
King KT 76C digital transponder. Very nice. Guaranteed 30 daysKing KT 76C digital transponder. Very nice. Guaranteed 30 days749.00 USDview item details
Stratus ES ADSB Transponder PN:153510-000069 with TrayStratus ES ADSB Transponder PN:153510-000069 with Tray1895.00 USDview item details
Narco AT 150 TSO Transponder - Serviced with New FAA 8130-3 FormNarco AT 150 TSO Transponder - Serviced with New FAA 8130-3 Form750.00 USDview item details
(NEW) Trig Transponder TT 26 PN 01629-00-01 01629-00-07 SW Version 1.13(NEW) Trig Transponder TT 26 PN 01629-00-01 01629-00-07 SW Version 1.131199.99 USDview item details
BENDIX KING KT 71 TSO TRANSPONDER PN 066-01141-5101 WITH TRAYBENDIX KING KT 71 TSO TRANSPONDER PN 066-01141-5101 WITH TRAY140.00 USDview item details
CI-105 | Cessna 172E | DME/Transponder AntennaCI-105 | Cessna 172E | DME/Transponder Antenna107.00 USDview item details
Bendix-King KT 76A Transponder 066-1062-00 - WITH MODS and TrayBendix-King KT 76A Transponder 066-1062-00 - WITH MODS and Tray159.00 USDview item details
Transponder 14V 06610620 G3DTransponder 14V 06610620 G3D266.40 USDview item details
PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)100.00 USDview item details