Aircraft Transponders for sale on eBay
  Item Description Price  
Narco AT-165 Transponder (Replacement for RT359A/459A/AT50/AT150)Narco AT-165 Transponder (Replacement for RT359A/459A/AT50/AT150)625.00 USDview item details
USED - TIC T-43D Transponder Test SetUSED - TIC T-43D Transponder Test Set399.99 USDview item details
Garmin GTX 320 Transponder PN 0110025910 With 2025 FAA 8130 G2UGarmin GTX 320 Transponder PN 0110025910 With 2025 FAA 8130 G2U450.00 USDview item details
Apollo SL-70 Mode C Transponder - Tested - Solid State - w/ Chassis - Free ShipApollo SL-70 Mode C Transponder - Tested - Solid State - w/ Chassis - Free Ship479.99 USDview item details
L3 NGT-9000 D+ Lynx Transponder w/ PED Interface Module- tested, w/ yellow tag,L3 NGT-9000 D+ Lynx Transponder w/ PED Interface Module- tested, w/ yellow tag,4400.00 USDview item details
ARC RT-459A 400XPDR Transponder - PN 41470-1028 + Rack - As Removed, UntestedARC RT-459A 400XPDR Transponder - PN 41470-1028 + Rack - As Removed, Untested169.95 USDview item details
King KT 78A Transponder. uses same tray and wiring as KT 76AKing KT 78A Transponder. uses same tray and wiring as KT 76A65.00 USDview item details
Bendix King KT76A Transponder with altitude encoder AK350 KT 76ABendix King KT76A Transponder with altitude encoder AK350 KT 76A199.00 USDview item details
COMANT CI-305 DME TRANSPONDER ANTENNA-NEWCOMANT CI-305 DME TRANSPONDER ANTENNA-NEW250.00 USDview item details
Narco AT 150 TSO TransponderNarco AT 150 TSO Transponder100.00 USDview item details
King KT 79 Transponder 14V / 28V PN 066-1053-00 - As RemovedKing KT 79 Transponder 14V / 28V PN 066-1053-00 - As Removed350.00 USDview item details
CI-105-3 Comant Antenna-DME TransponderCI-105-3 Comant Antenna-DME Transponder84.00 USDview item details
Compact E-ZPass Transponder for Travelers - 1-Pack with $8 Activation FundsCompact E-ZPass Transponder for Travelers - 1-Pack with $8 Activation Funds60.19 USDview item details
Garmin GTX 335 Transponder 14/28V PN 011-03300-40Garmin GTX 335 Transponder 14/28V PN 011-03300-402250.00 USDview item details
Bendix King KT 76A Transponder PN 066-1062-00 - 14V - Chassis - Yellow TaggedBendix King KT 76A Transponder PN 066-1062-00 - 14V - Chassis - Yellow Tagged299.99 USDview item details
Terra Aviation Comm + Transponder BundleTerra Aviation Comm + Transponder Bundle699.99 USDview item details
NARCO AT150 TRANSPONDER WITH TRAY AND PLUG, working when removedNARCO AT150 TRANSPONDER WITH TRAY AND PLUG, working when removed300.00 USDview item details
Narco AT 165 Transponder With New 8130-3 FormNarco AT 165 Transponder With New 8130-3 Form1200.00 USDview item details
Narco AT 150 TSO Transponder (14/28V) Bench Tested with FAA 8130-3 FormNarco AT 150 TSO Transponder (14/28V) Bench Tested with FAA 8130-3 Form750.00 USDview item details
King KT-76a Transponder with EncoderKing KT-76a Transponder with Encoder200.00 USDview item details
INDUSTRIES C6280A/APX C-6280A(P)/APX Transponder Control -INDUSTRIES C6280A/APX C-6280A(P)/APX Transponder Control -200.00 USDview item details
ARC Cessna RT 359A Transponder 42290-0028 - As Removed For Parts / DisplayARC Cessna RT 359A Transponder 42290-0028 - As Removed For Parts / Display107.84 USDview item details
622-9210-501 Rockwell Collins TDR-94D ATC-Mode S Transponder with Modifications622-9210-501 Rockwell Collins TDR-94D ATC-Mode S Transponder with Modifications11200.00 USDview item details
TKM/Michel 3300 Transponder Test Set, P/N 3300, S/N 0208TKM/Michel 3300 Transponder Test Set, P/N 3300, S/N 02081800.00 USDview item details
COMANT CI-105-9 DME TRANSPONDER ANTENNA-NEWCOMANT CI-105-9 DME TRANSPONDER ANTENNA-NEW265.00 USDview item details
Garmin GTX 327 320A 320 Transponder Tray Rack With Backplate And ConnectorGarmin GTX 327 320A 320 Transponder Tray Rack With Backplate And Connector200.00 USDview item details
TED 104-12 DME/Transponder antennaTED 104-12 DME/Transponder antenna37.50 USDview item details
011-00728-00 Garmin GTX-320A Transponder with Tray (Volts: 11-33)011-00728-00 Garmin GTX-320A Transponder with Tray (Volts: 11-33)431.20 USDview item details
Garmin GTX 327 Transponder Removed For Upgrade Unit Only G2UGarmin GTX 327 Transponder Removed For Upgrade Unit Only G2U540.00 USDview item details
Matsutec HP-528A Marine GPS Navigator Class B AIS Transponder GOTO Track 4.3-inMatsutec HP-528A Marine GPS Navigator Class B AIS Transponder GOTO Track 4.3-in392.00 USDview item details