Aircraft Transponders for sale on eBay
  Item Description Price  
Gables Engr. P/N G7614-706 Transponder Control Unit, S/N 52202Gables Engr. P/N G7614-706 Transponder Control Unit, S/N 522022500.00 USDview item details
USED - TIC T-43D Transponder Test SetUSED - TIC T-43D Transponder Test Set399.99 USDview item details
Garmin GTX 320 Transponder PN 0110025910 With 2025 FAA 8130 G2UGarmin GTX 320 Transponder PN 0110025910 With 2025 FAA 8130 G2U450.00 USDview item details
Garmin GTX 320A Transponder PN 0110072800 With 2025 FAA 8130 G2UGarmin GTX 320A Transponder PN 0110072800 With 2025 FAA 8130 G2U495.00 USDview item details
Apollo/Garmin SL70 Mode C Transponder with TrayApollo/Garmin SL70 Mode C Transponder with Tray220.00 USDview item details
NEW Garmin GA 35 WAAS GPS Antenna with TED Transponder/DME Monopole AntennaNEW Garmin GA 35 WAAS GPS Antenna with TED Transponder/DME Monopole Antenna324.99 USDview item details
Narco AT 150 TSO Transponder - Serviced with New FAA 8130-3 FormNarco AT 150 TSO Transponder - Serviced with New FAA 8130-3 Form750.00 USDview item details
Garmin GTX 320 Transponder PN 011-00259-00 - Needs RepairGarmin GTX 320 Transponder PN 011-00259-00 - Needs Repair195.00 USDview item details
Bendix King KT 76C ATC Transponder - PN 066-01156-0101 (As Removed)Bendix King KT 76C ATC Transponder - PN 066-01156-0101 (As Removed)750.00 USDview item details
CI105 Comant DME Transponder AntennaCI105 Comant DME Transponder Antenna128.80 USDview item details
Narco AT 150 TSO Transponder (14/28V) Bench Tested with FAA 8130-3 FormNarco AT 150 TSO Transponder (14/28V) Bench Tested with FAA 8130-3 Form750.00 USDview item details
BECKER ATC-3401 TRANSPONDER WITH CU-5401 REMOTE CONTROL UNIT + ACK A-30 ENCODERBECKER ATC-3401 TRANSPONDER WITH CU-5401 REMOTE CONTROL UNIT + ACK A-30 ENCODER995.00 USDview item details
COMANT CI-305 DME TRANSPONDER ANTENNA-NEWCOMANT CI-305 DME TRANSPONDER ANTENNA-NEW250.00 USDview item details
96522-4 Diaphragm96522-4 Diaphragm150.00 USDview item details
Matsutec HP-528A Marine GPS Navigator Class B AIS Transponder GOTO Track 4.3-inMatsutec HP-528A Marine GPS Navigator Class B AIS Transponder GOTO Track 4.3-in392.00 USDview item details
HA-102 Marine AIS Transponder CLASS B+ Transponder with programming cable usbHA-102 Marine AIS Transponder CLASS B+ Transponder with programming cable usb300.00 USDview item details
GARMIN GNS-530W WAAS GPS NAV/COM W/TERRAIN SYSTEMGARMIN GNS-530W WAAS GPS NAV/COM W/TERRAIN SYSTEM6295.00 USDview item details
Garmin GTX-327 Transponder PN 011-00490-00 With New 2026 FAA 8130Garmin GTX-327 Transponder PN 011-00490-00 With New 2026 FAA 81301025.00 USDview item details
ARC RT-459A 400XPDR Transponder - PN 41470-1028 + Rack - As Removed, UntestedARC RT-459A 400XPDR Transponder - PN 41470-1028 + Rack - As Removed, Untested169.95 USDview item details
Avidyne AXP340 Transponder, yellow taggedAvidyne AXP340 Transponder, yellow tagged1985.00 USDview item details
Bendix King KT76A Transponder with altitude encoder AK350 KT 76ABendix King KT76A Transponder with altitude encoder AK350 KT 76A199.00 USDview item details
King KT-76a Transponder with EncoderKing KT-76a Transponder with Encoder200.00 USDview item details
Trig TT22/TC20 Control Head Remote TransponderTrig TT22/TC20 Control Head Remote Transponder2295.00 USDview item details
NARCO AT150 TRANSPONDER WITH TRAY AND PLUG, working when removedNARCO AT150 TRANSPONDER WITH TRAY AND PLUG, working when removed300.00 USDview item details
153510-000017 Appareo Stratus ESG ADS-B Out Transponder + Antenna & Connectors153510-000017 Appareo Stratus ESG ADS-B Out Transponder + Antenna & Connectors2500.00 USDview item details
Narco AT-165 Transponder (Replacement for RT359A/459A/AT50/AT150)Narco AT-165 Transponder (Replacement for RT359A/459A/AT50/AT150)625.00 USDview item details
Sentinel Electronics C6280A/APX C-6280A(P)/APX Transponder Control - 6280E38270Sentinel Electronics C6280A/APX C-6280A(P)/APX Transponder Control - 6280E38270225.00 USDview item details
Garmin GTX-327 Transponder PN 011-00490-00 With New 2026 FAA 8130Garmin GTX-327 Transponder PN 011-00490-00 With New 2026 FAA 8130995.00 USDview item details
Transponder 14V 06610620 G3DTransponder 14V 06610620 G3D166.50 USDview item details
ONWA KS-200A+ Class B+ AIS Transponder 5W Transmission Marine AIS with wifiONWA KS-200A+ Class B+ AIS Transponder 5W Transmission Marine AIS with wifi340.00 USDview item details