Aircraft Transponders for sale on eBay
  Item Description Price  
S-TEC ABSOLUTE PRESSURE TRANSDUCER PN 0111 (Metal case) new styleS-TEC ABSOLUTE PRESSURE TRANSDUCER PN 0111 (Metal case) new style350.74 USD
Garmin GTX 23 p/n 011-02803-02Garmin GTX 23 p/n 011-02803-02799.00 USD
NARCO AT165 TRANSPONDER W/ 8130 PN: AT165NARCO AT165 TRANSPONDER W/ 8130 PN: AT165999.99 USD
Sandia Aerospace Altitude Encoder SAE 5-35Sandia Aerospace Altitude Encoder SAE 5-35125.00 USD
Trig TT22 Mode S TransponderTrig TT22 Mode S Transponder1600.00 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
Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-000017Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-0000171295.00 USD
Garmin Transponder GTX320A P/N 011-00728-00Garmin Transponder GTX320A P/N 011-00728-00399.00 USD
Bendix/King KT70 Mode S ATC Transponder W/8130 P/N 066-01141-1101 (1025-2035)Bendix/King KT70 Mode S ATC Transponder W/8130 P/N 066-01141-1101 (1025-2035)822.50 USD
Bendix King KT-76A Transponder with trayBendix King KT-76A Transponder with tray99.00 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 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
66 Cessna 150 F Narco Transponder AT5-A Box66 Cessna 150 F Narco Transponder AT5-A Box199.00 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
ATC TRANSPONDER PN: 0661062-00, KINGATC TRANSPONDER PN: 0661062-00, KING310.00 USD
Appareo Stratus ESG Transponder kitAppareo Stratus ESG Transponder kit2470.00 USD
Garmin GTX-335 ADSB TransponderGarmin GTX-335 ADSB Transponder2250.00 USD
Garmin GTX-327 Transponder, P/N 011-00490-00Garmin GTX-327 Transponder, P/N 011-00490-00750.00 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
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
UAV-1002183-001 uAvionix tailBeacon ADS-b Out / WAAS GPS / LED Nav Light UnitUAV-1002183-001 uAvionix tailBeacon ADS-b Out / WAAS GPS / LED Nav Light Unit1395.00 USD
Narco AT150 Transponder w/ Rack 14/28v WARRANTY (1025-161)Narco AT150 Transponder w/ Rack 14/28v WARRANTY (1025-161)395.00 USD
MICROAIR Avionics T2000UAV-L-01 TransponderMICROAIR Avionics T2000UAV-L-01 Transponder799.95 USD
Cessna ARC RT-359A Transponder and mounting rack.Cessna ARC RT-359A Transponder and mounting rack.175.00 USD
switch Becker Control Unit XPDR Mode S Transponder CU6401-1-(01)switch Becker Control Unit XPDR Mode S Transponder CU6401-1-(01)1188.00 USD
Bendix King KT76C ATC Transponder 066-01156-0101Bendix King KT76C ATC Transponder 066-01156-0101499.95 USD
Garmin GTX 330ES Transponder ADS-B, with rack, back plate, conector.Garmin GTX 330ES Transponder ADS-B, with rack, back plate, conector.1300.00 USD
Bendix King display Transponder PN# 037-00078-0000Bendix King display Transponder PN# 037-00078-0000350.00 USD
IFD Skyline 300 Transponder In-Flight Device Unknown ConditionIFD Skyline 300 Transponder In-Flight Device Unknown Condition150.00 USD