Aircraft Transponders for sale on eBay
  Item Description Price  
KT 76a TransponderKT 76a Transponder199.00 USD
Garmin GTX-327 Transponder, P/N 011-00490-00 WorksGarmin GTX-327 Transponder, P/N 011-00490-00 Works699.96 USD
Garmin GTX 23 p/n 011-02803-02Garmin GTX 23 p/n 011-02803-02799.00 USD
ATC TRANSPONDER PN: 0661062-00, KINGATC TRANSPONDER PN: 0661062-00, KING310.00 USD
TIC T-49CTCAS/MODE S/ATCRBS TRANSPONDER RAMP TEST SETTIC T-49CTCAS/MODE S/ATCRBS TRANSPONDER RAMP TEST SET1000.00 USD
King KT 76A Transponder PN 066-1062-00 - w/ New FAA 8130-3 FormKing KT 76A Transponder PN 066-1062-00 - w/ New FAA 8130-3 Form450.00 USD
Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-000017Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-0000171295.00 USD
Narco AT 150 TSO Transponder - As RemovedNarco AT 150 TSO Transponder - As Removed249.99 USD
BENDIX KING KT-76C TRANSPONDER !! P/N 066-01156-0101 ! MODS 1 , 2 , 3 , 4 , 5 !BENDIX KING KT-76C TRANSPONDER !! P/N 066-01156-0101 ! MODS 1 , 2 , 3 , 4 , 5 !245.00 USD
TED TRANSPONDER ANTENNA -- 104-12TED TRANSPONDER ANTENNA -- 104-1232.50 USD
Narco Avionics Flightguard Transponder AT6-A Aircraft Airplane Unit BoxNarco Avionics Flightguard Transponder AT6-A Aircraft Airplane Unit Box45.00 USD
GARMIN GTX345 w/GPS TRANSPONDER P/N 010-01216-46GARMIN GTX345 w/GPS TRANSPONDER P/N 010-01216-465600.00 USD
Terra TRT250 Transponder with issueTerra TRT250 Transponder with issue250.00 USD
Sandia Aerospace Altitude Encoder SAE 5-35Sandia Aerospace Altitude Encoder SAE 5-35125.00 USD
Transponder KT74 Bendix/KingTransponder KT74 Bendix/King2200.00 USD
KT 76a TransponderKT 76a Transponder275.00 USD
Garmin GTX 320A Transponder With Tray For Parts (Used & Untested)Garmin GTX 320A Transponder With Tray For Parts (Used & Untested)250.00 USD
Sandia STX 165 TransponderSandia STX 165 Transponder1700.00 USD
Sandia STX 165R Remote Mount Aircraft TransponderSandia STX 165R Remote Mount Aircraft Transponder871.00 USD
BENDIX/KING KT-74 ADS-B TRANSPONDER - PN 89000007-000001 W/Rack (As Removed)BENDIX/KING KT-74 ADS-B TRANSPONDER - PN 89000007-000001 W/Rack (As Removed)1600.00 USD
Narco AT150 Transponder w/ Rack 14/28v WARRANTY (1025-161)Narco AT150 Transponder w/ Rack 14/28v WARRANTY (1025-161)395.00 USD
Narco AT 150 TSO Transponder - Serviced with New FAA 8130-3 FormNarco AT 150 TSO Transponder - Serviced with New FAA 8130-3 Form750.00 USD
Garmin GTR 200 VHF Comm 011-02980-00 With New 2025 FAA 8130-3 FormGarmin GTR 200 VHF Comm 011-02980-00 With New 2025 FAA 8130-3 Form1795.00 USD
Bendix King KT76A ATC Transponder Mod 1-5 w/rack and backplateBendix King KT76A ATC Transponder Mod 1-5 w/rack and backplate180.00 USD
Narco AT 150 Transponder, rated up to 30,000 feet, removed from Cessna 172Narco AT 150 Transponder, rated up to 30,000 feet, removed from Cessna 172300.00 USD
Garmin GTX-327 Transponder PN 011-00490-00 With New 2025 FAA 8130Garmin GTX-327 Transponder PN 011-00490-00 With New 2025 FAA 8130995.00 USD
Narco AT 150 TSO Transponder w/Tray - Tested Working when removedNarco AT 150 TSO Transponder w/Tray - Tested Working when removed225.00 USD
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 USD
Matsutec HP-528A Class B+ AIS Transponder Transmission Marine AIS with GPSMatsutec HP-528A Class B+ AIS Transponder Transmission Marine AIS with GPS390.00 USD
PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)100.00 USD