Aircraft Transponders for sale on eBay
  Item Description Price  
KT 76a TransponderKT 76a Transponder199.00 USD
Transponder KT74 Bendix/KingTransponder KT74 Bendix/King2200.00 USD
Garmin GTX 23 p/n 011-02803-02Garmin GTX 23 p/n 011-02803-02799.00 USD
Garmin GTX-327 Transponder, P/N 011-00490-00 WorksGarmin GTX-327 Transponder, P/N 011-00490-00 Works999.95 USD
TIC T-49CTCAS/MODE S/ATCRBS TRANSPONDER RAMP TEST SETTIC T-49CTCAS/MODE S/ATCRBS TRANSPONDER RAMP TEST SET1000.00 USD
Bendix King KT 76C Mode C TransponderBendix King KT 76C Mode C Transponder499.00 USD
RT-859A/APX-72 TRANSPONDERRT-859A/APX-72 TRANSPONDER750.00 USD
Sandia STX 165R Remote Mount Aircraft TransponderSandia STX 165R Remote Mount Aircraft Transponder871.00 USD
Narco AT 150 TSO Transponder - As RemovedNarco AT 150 TSO Transponder - As Removed249.99 USD
Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-000017Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-0000171295.00 USD
Narco Avionics Flightguard Transponder AT6-A Aircraft Airplane Unit BoxNarco Avionics Flightguard Transponder AT6-A Aircraft Airplane Unit Box45.00 USD
Garmin GtX 327 Mide A/C Digital Transponder GoodGarmin GtX 327 Mide A/C Digital Transponder Good749.50 USD
Sandia STX 165 TransponderSandia STX 165 Transponder1700.00 USD
ATC TRANSPONDER PN: 0661062-00, KINGATC TRANSPONDER PN: 0661062-00, KING310.00 USD
Matsutec HP-528A Class B+ AIS Transponder Transmission Marine AIS with GPSMatsutec HP-528A Class B+ AIS Transponder Transmission Marine AIS with GPS375.00 USD
Sandia Aerospace Altitude Encoder SAE 5-35Sandia Aerospace Altitude Encoder SAE 5-35125.00 USD
TED TRANSPONDER ANTENNA -- 104-12TED TRANSPONDER ANTENNA -- 104-1232.50 USD
Bendix King KT-76A Transponder with trayBendix King KT-76A Transponder with tray75.00 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
Bendix King KT-76A Transponder with trayBendix King KT-76A Transponder with tray400.00 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
Garmin GTX 327 Transponder – Mode CGarmin GTX 327 Transponder – Mode C1000.00 USD
Narco AT150 Transponder w/ Rack 14/28v WARRANTY (1025-161)Narco AT150 Transponder w/ Rack 14/28v WARRANTY (1025-161)395.00 USD
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
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
Stratus ESG ADS-B Out Transponder W/Authorized Release CertificateStratus ESG ADS-B Out Transponder W/Authorized Release Certificate2150.00 USD
Garmin GTX 327 Transponder PN 011-00490-00 With New May 2025 FAA 8130Garmin GTX 327 Transponder PN 011-00490-00 With New May 2025 FAA 81301050.00 USD
Garmin GTX-335 ADS-B Transponder w/Built-in GPS & Antenna (New)Garmin GTX-335 ADS-B Transponder w/Built-in GPS & Antenna (New)3695.00 USD
PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)100.00 USD
Collins TDR-950 Transponder 622-2092-001 (D2303)Collins TDR-950 Transponder 622-2092-001 (D2303)225.00 USD