Aircraft Transponders for sale on eBay
  Item Description Price  
King Transponder KFS 570 P/N 071-1014-00 King Transponder KFS 570 P/N 071-1014-00 125.00 USD
King Transponder KFS 570 P/N 071-1014-00King Transponder KFS 570 P/N 071-1014-00200.00 USD
Narco AT 50A TransponderNarco AT 50A Transponder50.00 USD
PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)100.00 USD
King KT 76A transponder guaranteed 30 daysKing KT 76A transponder guaranteed 30 days175.00 USD
Bendix King KT 76A Transponder PN 066-1062-00Bendix King KT 76A Transponder PN 066-1062-00275.00 USD
LAPOINT INDUSTRIES C6280A/APX C-6280A(P)/APX Transponder Control -LAPOINT INDUSTRIES C6280A/APX C-6280A(P)/APX Transponder Control -200.00 USD
Sentinel Electronics C6280A/APX C-6280A(P)/APX Transponder Control - 6280E38270Sentinel Electronics C6280A/APX C-6280A(P)/APX Transponder Control - 6280E38270249.95 USD
King KT-76A Aircraft Transponder 0-66-1034-01King KT-76A Aircraft Transponder 0-66-1034-01200.00 USD
ARC RT 359-A Transponder With Rack & PlugARC RT 359-A Transponder With Rack & Plug399.99 USD
Becker transponder ATC 4401 - Mode A/C with ATC encoder & wiring harnessBecker transponder ATC 4401 - Mode A/C with ATC encoder & wiring harness1200.00 USD
TED TRANSPONDER ANTENNA -- 104-12TED TRANSPONDER ANTENNA -- 104-1227.50 USD
King KT-70 Mode S ATC Transponder 066-01141-1101 (As-is)King KT-70 Mode S ATC Transponder 066-01141-1101 (As-is)125.50 USD
narco at50Anarco at50A199.00 USD
Narco AT 50A TransponderNarco AT 50A Transponder50.00 USD
Sandia Aerospace Altitude Encoder SAE 5-35Sandia Aerospace Altitude Encoder SAE 5-35125.00 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
Apollo SL 40 SL40 SL-40 Transponder GRAY Insert Lens Free USPS Priority GARMINApollo SL 40 SL40 SL-40 Transponder GRAY Insert Lens Free USPS Priority GARMIN54.00 USD
Collins TRD-94 Mode S Transponder 622-9352-003Collins TRD-94 Mode S Transponder 622-9352-003350.00 USD
NARCO AT165 ATC Transponder Slide-In Replacement for AT-150, includes AT50 RackNARCO AT165 ATC Transponder Slide-In Replacement for AT-150, includes AT50 Rack1050.00 USD
Garmin GTX-330 Transponder 011-00455-00, working condition.Garmin GTX-330 Transponder 011-00455-00, working condition.825.00 USD
Comant CI-105 DME Transponder AntennaComant CI-105 DME Transponder Antenna91.30 USD
Bendix King KT 70 Mode S Digital Transponder 066-01141-1101 Overhauled FAA 8130Bendix King KT 70 Mode S Digital Transponder 066-01141-1101 Overhauled FAA 8130850.00 USD
ATC Transponder KT71 066-01141-5101 Removed WorkingATC Transponder KT71 066-01141-5101 Removed Working550.00 USD
BENDIX KING KT-76C TRANSPONDER ! P/N 066-01156-0101 ! WORKS BUT BAD DISPLAY !BENDIX KING KT-76C TRANSPONDER ! P/N 066-01156-0101 ! WORKS BUT BAD DISPLAY !395.00 USD
E-01-05 ACK Emergency Locator Transponder Remote Switch UntestedE-01-05 ACK Emergency Locator Transponder Remote Switch Untested45.00 USD
GARMIN GTX 33 TRANSPONDER PN : 011-00779-30, WITH RACK AND BACKPLATEGARMIN GTX 33 TRANSPONDER PN : 011-00779-30, WITH RACK AND BACKPLATE899.00 USD
BENDIX KING KT 76C ATC TRANSPONDER P/N: 066-01156-0201BENDIX KING KT 76C ATC TRANSPONDER P/N: 066-01156-0201700.00 USD
Transponder collins TDR90 SN/ 24126Transponder collins TDR90 SN/ 24126400.00 USD
TQ KTXv2 Transponder With ADSD In And Out Capabilities (nexnav 2100 Waas GPS)TQ KTXv2 Transponder With ADSD In And Out Capabilities (nexnav 2100 Waas GPS)2200.00 USD