Aircraft Transponders for sale on eBay
  Item Description Price  
King KT 79 transponder guaranteed 30 daysKing KT 79 transponder guaranteed 30 days249.00 USDview item details
USED - TIC T-43D Transponder Test SetUSED - TIC T-43D Transponder Test Set399.99 USDview item details
Matsutec HP-528A Class B+ AIS Transponder Transmission Marine AIS with GPSMatsutec HP-528A Class B+ AIS Transponder Transmission Marine AIS with GPS395.00 USDview item details
uAvionix Tailbeacon/TSO/ADS-B-Out/WAAS-GPS/Altitude Encoder/Rear Position LightuAvionix Tailbeacon/TSO/ADS-B-Out/WAAS-GPS/Altitude Encoder/Rear Position Light1600.00 USDview item details
King KT 76A transponder latest design high serial # guaranteed 30 daysKing KT 76A transponder latest design high serial # guaranteed 30 days395.00 USDview item details
L3 NGT-9000 D+ Lynx Transponder - DEMO UNIT for partsL3 NGT-9000 D+ Lynx Transponder - DEMO UNIT for parts800.00 USDview item details
Mode S Transponder TT22 00745-00-05 Removed WorkingMode S Transponder TT22 00745-00-05 Removed Working1195.00 USDview item details
GARMIN GTX 330ES ADS-B TRANSPONDER PN 011-00455-60GARMIN GTX 330ES ADS-B TRANSPONDER PN 011-00455-601394.95 USDview item details
Narco AT 150 TSO TransponderNarco AT 150 TSO Transponder250.00 USDview item details
Trig TC20 Control head PN 00649-00-01 transponder kit 01318-00 fits ACON A5Trig TC20 Control head PN 00649-00-01 transponder kit 01318-00 fits ACON A5643.90 USDview item details
Garmin GTX 345 Transponder 011-03302-40 With 8130 No TrayGarmin GTX 345 Transponder 011-03302-40 With 8130 No Trayview item details
Narco Avionics AT 165 Transponder PARTS ONLY UNTESTEDNarco Avionics AT 165 Transponder PARTS ONLY UNTESTED249.99 USDview item details
Garmin GTX330 Transponder Es 011-00455-60 with Tray With 8130Garmin GTX330 Transponder Es 011-00455-60 with Tray With 8130view item details
Collins TDR-94D transponder 622-9210-007. Working condition.Collins TDR-94D transponder 622-9210-007. Working condition.1999.00 USDview item details
GARMIN GTX 320 TRANSPONDER PN 0110025900 WITH TRAY G2UGARMIN GTX 320 TRANSPONDER PN 0110025900 WITH TRAY G2U219.78 USDview item details
GARMIN GTX 33GARMIN GTX 33350.00 USDview item details
L3 NGT-9000 Lynx Transponder Tray Rack, Backplate, Connectors, interface ModuleL3 NGT-9000 Lynx Transponder Tray Rack, Backplate, Connectors, interface Module475.00 USDview item details
Trig Transponder Unit model TT22 PN 00745-00-01 fits LSA ACON A5Trig Transponder Unit model TT22 PN 00745-00-01 fits LSA ACON A51690.12 USDview item details
GARMIN GTX 330 TRANSPONDER PN 011-00455-00GARMIN GTX 330 TRANSPONDER PN 011-00455-00699.99 USDview item details
KT76C ATC Transponder 066-01156-0101KT76C ATC Transponder 066-01156-0101250.00 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 1.13999.99 USDview item details
Garmin GTX 33 Remote Transponder - PN: 011-00779-10Garmin GTX 33 Remote Transponder - PN: 011-00779-10270.00 USDview item details
COMANT CI-305 DME TRANSPONDER ANTENNA-NEWCOMANT CI-305 DME TRANSPONDER ANTENNA-NEW275.00 USDview item details
ONWA KS-200A+ Class B+ AIS Transponder 5W Transmission Marine AIS with WiFi US#ONWA KS-200A+ Class B+ AIS Transponder 5W Transmission Marine AIS with WiFi US#300.11 USDview item details
Bendix Klx135Bendix Klx135400.00 USDview item details
Bendix King KT 76C ATC Transponder PN 066-01156-0101 with New 8130-3Bendix King KT 76C ATC Transponder PN 066-01156-0101 with New 8130-3593.75 USDview item details
Bendix King KT 76C ATC Transponder PN 066-01156-0101 with New 8130-3 YELLOW TAGBendix King KT 76C ATC Transponder PN 066-01156-0101 with New 8130-3 YELLOW TAG895.00 USDview item details
L3 NGT-9000 D+ Lynx Transponder - Part Number: 9029000-20000 w/TCAS antennaL3 NGT-9000 D+ Lynx Transponder - Part Number: 9029000-20000 w/TCAS antenna5400.00 USDview item details
Bendix/KIng KT-76A Transponder pasted FAR 43 appendix F xpdr test in 07/2025Bendix/KIng KT-76A Transponder pasted FAR 43 appendix F xpdr test in 07/2025300.00 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 wifi340.00 USDview item details