Aircraft Transponders for sale on eBay
  Item Description Price  
NARCO AT165 TRANSPONDER W/ 8130 PN: AT165NARCO AT165 TRANSPONDER W/ 8130 PN: AT165999.99 USD
Garmin GTX 23 p/n 011-02803-02Garmin GTX 23 p/n 011-02803-02799.00 USD
S-TEC ABSOLUTE PRESSURE TRANSDUCER PN 0111 (Metal case) new styleS-TEC ABSOLUTE PRESSURE TRANSDUCER PN 0111 (Metal case) new style350.74 USD
Sandia Aerospace Altitude Encoder SAE 5-35Sandia Aerospace Altitude Encoder SAE 5-35125.00 USD
Garmin GTX-335 ADSB TransponderGarmin GTX-335 ADSB Transponder2250.00 USD
Trig TT22 Mode S TransponderTrig TT22 Mode S Transponder1600.00 USD
Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-000017Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-0000171295.00 USD
Appareo Stratus ESG Transponder kitAppareo Stratus ESG Transponder kit2470.00 USD
Bendix/King KT-74 Mode S Digital Transponder. ADS-B out enabled.Bendix/King KT-74 Mode S Digital Transponder. ADS-B out enabled.1749.99 USD
Bendix King KT-76A Transponder with trayBendix King KT-76A Transponder with tray99.00 USD
Garmin GNX375 WAAS GPS Navigator & ADS-B In/Out Transponder, PN 011-04378-00Garmin GNX375 WAAS GPS Navigator & ADS-B In/Out Transponder, PN 011-04378-007995.00 USD
Narco AT150 Transponder w/ Rack 14/28v WARRANTY (1025-161)Narco AT150 Transponder w/ Rack 14/28v WARRANTY (1025-161)395.00 USD
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
Kt 79 Tranponder PN 066-1053-00Kt 79 Tranponder PN 066-1053-00225.00 USD
Apollo SL70 P/N 430-6090-100Apollo SL70 P/N 430-6090-100550.00 USD
Bendix King display Transponder PN# 037-00078-0000Bendix King display Transponder PN# 037-00078-0000350.00 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-327 Transponder, P/N 011-00490-00Garmin GTX-327 Transponder, P/N 011-00490-00750.00 USD
GARMIN GTX Transponder 330ES With ADS-B OutGARMIN GTX Transponder 330ES With ADS-B Out1700.00 USD
AIRCRAFT DME TRANSPONDER ANTENNAAIRCRAFT DME TRANSPONDER ANTENNA89.99 USD
Narco AT 150 TSO Transponder - As RemovedNarco AT 150 TSO Transponder - As Removed249.99 USD
Garmin GTX 345 Transponder 14/28v 011-03302-01 TESTED w/ 8130 (1025-211)Garmin GTX 345 Transponder 14/28v 011-03302-01 TESTED w/ 8130 (1025-211)5250.00 USD
Sandia STX 165 TransponderSandia STX 165 Transponder1700.00 USD
Bendix King KT71 TSO Transponder with TrayBendix King KT71 TSO Transponder with Tray110.00 USD
MICROAIR Avionics T2000UAV-L-01 TransponderMICROAIR Avionics T2000UAV-L-01 Transponder799.95 USD
Stratus ES Transponder With Tray And Wiring HarnessStratus ES Transponder With Tray And Wiring Harness1400.00 USD
Cessna ARC RT 359A PN 41420-1128 Transponder with New FAA 8130-3 FormCessna ARC RT 359A PN 41420-1128 Transponder with New FAA 8130-3 Form795.00 USD
Trig Avionics TT22 Mode S Transponder - Part Number: 00745-00-05Trig Avionics TT22 Mode S Transponder - Part Number: 00745-00-051363.50 USD
GARMIN GTX-32 REMOTE MOUNT TRANSPONDER PN 011-00768-00GARMIN GTX-32 REMOTE MOUNT TRANSPONDER PN 011-00768-00250.00 USD
ATC TRANSPONDER PN: 0661062-00, KINGATC TRANSPONDER PN: 0661062-00, KING310.00 USD