Aircraft Transponders for sale on eBay
  Item Description Price  
Garmin GTX 330 ES ADSB Transponder PN 011-00455-60Garmin GTX 330 ES ADSB Transponder PN 011-00455-601100.00 USDview item details
USED - TIC T-43D Transponder Test SetUSED - TIC T-43D Transponder Test Set399.99 USDview item details
Narco AT 165 Transponder With 81303 Form G2UNarco AT 165 Transponder With 81303 Form G2U1100.00 USDview item details
400XPDR Aircraft Transponder 41470-1128 RT-459A With Tray -Untested400XPDR Aircraft Transponder 41470-1128 RT-459A With Tray -Untested200.00 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
TRIG TC20 Transponder Controller (For TT21 & TT22) 01318-00TRIG TC20 Transponder Controller (For TT21 & TT22) 01318-001184.54 USDview item details
ATC-1200Y3 Transponder/DME Simulator AR No TraceATC-1200Y3 Transponder/DME Simulator AR No Trace750.00 USDview item details
Trig Transponder Unit model TT22 PN 00745-00-01Trig Transponder Unit model TT22 PN 00745-00-011672.14 USDview item details
Garmin GTX 33 Transponder P/N 011-00779-00Garmin GTX 33 Transponder P/N 011-00779-00300.00 USDview item details
Garmin GTX 33 Transponder P/N 011-00779-10Garmin GTX 33 Transponder P/N 011-00779-10300.00 USDview item details
King KT 79 transponder guaranteed 30 daysKing KT 79 transponder guaranteed 30 days249.00 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
TRIG TT31 Transponder (Complete Kit) Panel Mount Class 1 00225-00-01TRIG TT31 Transponder (Complete Kit) Panel Mount Class 1 00225-00-014763.31 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
TRIG TT21 (Transponder Only) Compact Class 2 00565-00-01TRIG TT21 (Transponder Only) Compact Class 2 00565-00-012256.49 USDview item details
Aeroflex IFR 6000 Transponder DME TCAS II Ramp Test Set w/ Antenna & CaseAeroflex IFR 6000 Transponder DME TCAS II Ramp Test Set w/ Antenna & Case16495.00 USDview item details
Garmin GTX 33ES Transponder P/N 011-00779-30Garmin GTX 33ES Transponder P/N 011-00779-301100.00 USDview item details
Bendix/King KT 76C ATC Transponder P/N 066-01156-0101Bendix/King KT 76C ATC Transponder P/N 066-01156-0101699.00 USDview item details
Trig TT22/TC20 Control Head Remote TransponderTrig TT22/TC20 Control Head Remote Transponder2295.00 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
Appareo Stratus ES TransponderAppareo Stratus ES Transponder1800.00 USDview item details
AVIONICS TEST KIT T-33B TRANSPONDER RAMP TEST KIT AS PICTUREDAVIONICS TEST KIT T-33B TRANSPONDER RAMP TEST KIT AS PICTURED250.00 USDview item details
Becker Avionics System 2-1/4Becker Avionics System 2-1/4" Mode S Transponder BXP6401-1-(01) WORKING w/ 8130999.95 USDview item details
Garmin GTX 33 Remote Transponder - PN: 011-00779-10Garmin GTX 33 Remote Transponder - PN: 011-00779-10200.00 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 8130925.00 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
DME Transponder Antenna, Stub, BNC, TSO CI-101DME Transponder Antenna, Stub, BNC, TSO CI-101224.88 USDview item details
Garmin GTX 327 Transponder with tray PN 0110049000 G2UGarmin GTX 327 Transponder with tray PN 0110049000 G2U599.00 USDview item details
HA-102 Marine AIS Transponder CLASS B+ Transponder with programming cable usbHA-102 Marine AIS Transponder CLASS B+ Transponder with programming cable usb300.00 USDview item details