Aircraft Transponders for sale on eBay
  Item Description Price  
L3 NGT-9000 (D) (+) Lynx Transponder - Intermittent Touch ScreenL3 NGT-9000 (D) (+) Lynx Transponder - Intermittent Touch Screen1500.00 USDview item details
USED - TIC T-43D Transponder Test SetUSED - TIC T-43D Transponder Test Set399.99 USDview item details
Garmin GTX 33 Transponder P/N 011-00779-10Garmin GTX 33 Transponder P/N 011-00779-10300.00 USDview item details
Trig AvionicsAvidyne TT22 AXP322 Mode S Transponder PN 007450005 1133V G2UTrig AvionicsAvidyne TT22 AXP322 Mode S Transponder PN 007450005 1133V G2U900.00 USDview item details
Trig TC20 Control head PN 00649-00-01 transponder Unused surplus (unit only)Trig TC20 Control head PN 00649-00-01 transponder Unused surplus (unit only)598.83 USDview item details
ATC-1200Y3 Transponder/DME Simulator AR No TraceATC-1200Y3 Transponder/DME Simulator AR No Trace750.00 USDview item details
T2000SFL-01-7 Microair Avionics T2000SFL TransponderT2000SFL-01-7 Microair Avionics T2000SFL Transponder1036.00 USDview item details
TERRA TRT-250D TRANSPONDER !! P/N 0900-0250-30 !! NICE TRT 250 D XPONDE TSO !!TERRA TRT-250D TRANSPONDER !! P/N 0900-0250-30 !! NICE TRT 250 D XPONDE TSO !!695.00 USDview item details
Garmin GTX-327 Transponder PN 011-00490-00 With New 2026 FAA 8130Garmin GTX-327 Transponder PN 011-00490-00 With New 2026 FAA 8130995.00 USDview item details
Garmin GTX-327 Transponder PN 011-00490-00 - Tested Working w/ Tray & BackplateGarmin GTX-327 Transponder PN 011-00490-00 - Tested Working w/ Tray & Backplate799.00 USDview item details
Garmin GTX-327 Transponder PN 011-00490-00 With New 2026 FAA 8130Garmin GTX-327 Transponder PN 011-00490-00 With New 2026 FAA 8130995.00 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 327 Aircraft Transponder with ACK A-30 Altitude Encoder – AS REMOVEDGarmin GTX 327 Aircraft Transponder with ACK A-30 Altitude Encoder – AS REMOVED750.00 USDview item details
Garmin GTX 327 Transponder PN 011-00490-00 with Yellow TagGarmin GTX 327 Transponder PN 011-00490-00 with Yellow Tag699.00 USDview item details
Becker remote Transponder BXP6402-1R-(01) Mode S w/trayBecker remote Transponder BXP6402-1R-(01) Mode S w/tray480.00 USDview item details
GARMIN GTX 33ES ADS-B TRANSPONDER PN 011-00779-30 With FAA 8130-3 FormGARMIN GTX 33ES ADS-B TRANSPONDER PN 011-00779-30 With FAA 8130-3 Form895.00 USDview item details
Trig Transponder Unit model TT22 PN 00745-00-01Trig Transponder Unit model TT22 PN 00745-00-011672.14 USDview item details
Transponder - Tray & Backplate GTX-33 GTX33ES Garmin 011-00779-30Transponder - Tray & Backplate GTX-33 GTX33ES Garmin 011-00779-30845.00 USDview item details
Bendix King KT79 KT-79 TSO XPDR ATC Transponder 066-1053-00Bendix King KT79 KT-79 TSO XPDR ATC Transponder 066-1053-00550.00 USDview item details
Bendix King KT 76A Transponder PN 066-1062-00 w/ 2026 Yellow TagBendix King KT 76A Transponder PN 066-1062-00 w/ 2026 Yellow Tag550.00 USDview item details
Bendix King KT 79 ATC Transponder With TrayBendix King KT 79 ATC Transponder With Tray475.00 USDview item details
Garmin GTX 327 Transponder 011-00490-00 / S/N 83714736Garmin GTX 327 Transponder 011-00490-00 / S/N 83714736920.00 USDview item details
Bendix King KT 76C Transponder with New 8130-3Bendix King KT 76C Transponder with New 8130-3985.00 USDview item details
Avidyne AXP340 Transponder ADSB out Avidyne AXP340 Transponder ADSB out 1900.00 USDview item details
BENDIX KING KT-76C TRANSPONDER ! P/N 066-01156-0101 ! MODS 1 2 3 4 !BENDIX KING KT-76C TRANSPONDER ! P/N 066-01156-0101 ! MODS 1 2 3 4 !595.00 USDview item details
GARMIN GTX 345 ADS-B IN/OUT MODE S TRANSPONDER P/N 011-03302-40 WITH FAA 8130GARMIN GTX 345 ADS-B IN/OUT MODE S TRANSPONDER P/N 011-03302-40 WITH FAA 81305395.00 USDview item details
Avidyne Corp. AXP340 Transponder Unit W/ Tray P/N: 200-00247-000 (11-33V)Avidyne Corp. AXP340 Transponder Unit W/ Tray P/N: 200-00247-000 (11-33V)1200.00 USDview item details
GARMIN GTX 335 ADS-B OUT MODE S TRANSPONDER P/N 011-03300-40 With New 8130-3GARMIN GTX 335 ADS-B OUT MODE S TRANSPONDER P/N 011-03300-40 With New 8130-32250.00 USDview item details
ONWA Model: KS-200B+_N Class B+ AIS Transponder AIS data via RS232 Network DataONWA Model: KS-200B+_N Class B+ AIS Transponder AIS data via RS232 Network Data355.00 USDview item details
Collins Transponder ATC/MODE S TDR-94D P/N 622-9210-309, As Removed, WorkingCollins Transponder ATC/MODE S TDR-94D P/N 622-9210-309, As Removed, Working1900.00 USDview item details