Aircraft Transponders for sale on eBay
  Item Description Price  
Garmin GTX 33 Transponder 011-00779-10Garmin GTX 33 Transponder 011-00779-10250.00 USD
Narco AT 150 TSO Transponder Bench Tested with FAA 8130-3 FormNarco AT 150 TSO Transponder Bench Tested with FAA 8130-3 Form750.00 USD
Compact E-ZPass Transponder for Class 2 Vehicles - Toll Convenience SimplifiedCompact E-ZPass Transponder for Class 2 Vehicles - Toll Convenience Simplified69.29 USD
Narco Avionics Flightguard Transponder AT6-A Aircraft Airplane Unit BoxNarco Avionics Flightguard Transponder AT6-A Aircraft Airplane Unit Box45.00 USD
RC transponderRC transponder60.00 USD
Aircraft Transponder Ramp Tester Tel-Instrument (TIC) T-43DAircraft Transponder Ramp Tester Tel-Instrument (TIC) T-43D900.00 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
TED TRANSPONDER ANTENNA -- 104-12TED TRANSPONDER ANTENNA -- 104-1227.50 USD
KING KT 79 ATC TRANSPONDER P/N 066-1053-00 WITH MOUNTING TRAYKING KT 79 ATC TRANSPONDER P/N 066-1053-00 WITH MOUNTING TRAY255.99 USD
Garmin GTX-327 Transponder PN 011-00490-00 With New April 2025 FAA 8130Garmin GTX-327 Transponder PN 011-00490-00 With New April 2025 FAA 8130995.00 USD
Narco AT 150 TSO Transponder - As RemovedNarco AT 150 TSO Transponder - As Removed250.00 USD
TailBeacon X, TSO, Certified, Mode S ADS-B Transponder, SBAS GPS, LED Nav LightTailBeacon X, TSO, Certified, Mode S ADS-B Transponder, SBAS GPS, LED Nav Light2099.00 USD
TED BNC 104-12 Aircraft Transponder DME ADS-B Post Antenna Made in USATED BNC 104-12 Aircraft Transponder DME ADS-B Post Antenna Made in USA25.99 USD
Garmin GTX 33 Remote Transponder 011-00779-00, No TrayGarmin GTX 33 Remote Transponder 011-00779-00, No Tray600.00 USD
Sandia Aerospace Altitude Encoder SAE 5-35Sandia Aerospace Altitude Encoder SAE 5-35125.00 USD
IFD Skyline 300 Transponder In-Flight Device Unknown ConditionIFD Skyline 300 Transponder In-Flight Device Unknown Condition150.00 USD
GARMIN GTX 33 Remote Mode S Transponder/Audio Panel 011-00779-30 *CERTIFIEDGARMIN GTX 33 Remote Mode S Transponder/Audio Panel 011-00779-30 *CERTIFIED945.00 USD
Apollo SL 30 SL30 SL-30 Transponder GRAY Insert Lens Free USPS Priority ShippingApollo SL 30 SL30 SL-30 Transponder GRAY Insert Lens Free USPS Priority Shipping59.00 USD
TRIG TT31 MODE S TRANSPONDER PN: 00220-00-01TRIG TT31 MODE S TRANSPONDER PN: 00220-00-011500.00 USD
Apollo SL 70 SL70 SL-70 Transponder GRAY Insert Lens Free USPS Priority ShippingApollo SL 70 SL70 SL-70 Transponder GRAY Insert Lens Free USPS Priority Shipping53.00 USD
Sandia STX 165 TransponderSandia STX 165 Transponder2000.00 USD
King KT 76A TransponderKing KT 76A Transponder200.00 USD
LAPOINT INDUSTRIES C6280A/APX C-6280A(P)/APX Transponder Control -LAPOINT INDUSTRIES C6280A/APX C-6280A(P)/APX Transponder Control -175.00 USD
Garmin GTX 327 Transponder (QTY1) No Rack No Plugs PN 011-00490-00Garmin GTX 327 Transponder (QTY1) No Rack No Plugs PN 011-00490-00679.99 USD
Terra TRT250 Transponder With TrayTerra TRT250 Transponder With Tray399.95 USD
aircraft transponder mount plate trig tt22/92aircraft transponder mount plate trig tt22/9280.00 USD
ARC RT359A Transponder, yellow taggedARC RT359A Transponder, yellow tagged865.00 USD
Garmin GTX 320A Transponder 011-00728-00 (11-33 VDC) Bench Tested FAA 8130 FormGarmin GTX 320A Transponder 011-00728-00 (11-33 VDC) Bench Tested FAA 8130 Form750.00 USD
ONWA KS-200A+ Class B+ AIS Transponder 5W Marine AIS for NMEA2000 with WiFiONWA KS-200A+ Class B+ AIS Transponder 5W Marine AIS for NMEA2000 with WiFi298.88 USD
Convenient E-ZPass Transponder 2-Pack - Indiana Toll Road Activation IncludedConvenient E-ZPass Transponder 2-Pack - Indiana Toll Road Activation Included131.09 USD