Aircraft Transponders for sale on eBay
  Item Description Price  
TRIG TT22 TC20 Transponder. USED good working condition.TRIG TT22 TC20 Transponder. USED good working condition.2000.00 USDview item details
USED - TIC T-43D Transponder Test SetUSED - TIC T-43D Transponder Test Set399.99 USDview item details
JOTRON TRON SART 9 GHz RADAR TRANSPONDERJOTRON TRON SART 9 GHz RADAR TRANSPONDER297.00 USDview item details
Bendix King KT 76A Transponder 14V - Yellow Tag - Free ShippingBendix King KT 76A Transponder 14V - Yellow Tag - Free Shipping229.99 USDview item details
Transponder GTX 335 GMN-01216 Garmin 011-03300-40Transponder GTX 335 GMN-01216 Garmin 011-03300-402000.00 USDview item details
Trig TC20 Control head PN 00649-00-01 transponder kit 01318-00 fits ACON A5Trig TC20 Control head PN 00649-00-01 transponder kit 01318-00 fits ACON A5643.90 USDview item details
L3 NGT-9000 D+ Lynx Transponder - DEMO UNIT for partsL3 NGT-9000 D+ Lynx Transponder - DEMO UNIT for parts800.00 USDview item details
Garmin GTX 33 Transponder P/N: 011-00779-30. REMOVED WORKINGGarmin GTX 33 Transponder P/N: 011-00779-30. REMOVED WORKING850.00 USDview item details
AVIONICS TEST KIT T-33B TRANSPONDER RAMP TEST KIT AS PICTUREDAVIONICS TEST KIT T-33B TRANSPONDER RAMP TEST KIT AS PICTURED250.00 USDview item details
Narco AT 150 TSO TransponderNarco AT 150 TSO Transponder250.00 USDview item details
Trig Transponder Unit model TT22 PN 00745-00-01 fits LSA ACON A5Trig Transponder Unit model TT22 PN 00745-00-01 fits LSA ACON A51690.12 USDview item details
Bendix Klx135Bendix Klx135400.00 USDview item details
Bendix King KT 71 TransponderBendix King KT 71 Transponder200.00 USDview item details
Garmin GTX 33 Remote Transponder 011-00779-00, No TrayGarmin GTX 33 Remote Transponder 011-00779-00, No Tray250.00 USDview item details
ONWA KS-200A+ Class B+ AIS Transponder 5W Transmission Marine AIS with WiFi US#ONWA KS-200A+ Class B+ AIS Transponder 5W Transmission Marine AIS with WiFi US#300.11 USDview item details
GTX 33GTX 33400.00 USDview item details
COMANT CI-305 DME TRANSPONDER ANTENNA-NEWCOMANT CI-305 DME TRANSPONDER ANTENNA-NEW275.00 USDview item details
Transponder GTX335 011-03300-40 w/ April 2026 Tested 8130Transponder GTX335 011-03300-40 w/ April 2026 Tested 81303695.00 USDview item details
(NEW) Trig Transponder TT 26 PN 01629-00-01 01629-00-07 SW Version 1.13(NEW) Trig Transponder TT 26 PN 01629-00-01 01629-00-07 SW Version 1.13999.99 USDview item details
L3 NGT-9000 D+ Lynx Transponder - Part Number: 9029000-20000 w/TCAS antennaL3 NGT-9000 D+ Lynx Transponder - Part Number: 9029000-20000 w/TCAS antenna5400.00 USDview item details
GARMIN GTX 330 TRANSPONDER PN 011-00455-00GARMIN GTX 330 TRANSPONDER PN 011-00455-00699.99 USDview item details
Cessna ARC RT 359A PN 41420-1128 28V Transponder TAN 300 XPDR w/ Yellow TagCessna ARC RT 359A PN 41420-1128 28V Transponder TAN 300 XPDR w/ Yellow Tag299.95 USDview item details
Becker Avionics System 2-1/4Becker Avionics System 2-1/4" Mode S Transponder BXP6401-1-(01) WORKING w/ 8130999.95 USDview item details
Garmin GTX 345 Transponder 011-03302-40 With 8130 No TrayGarmin GTX 345 Transponder 011-03302-40 With 8130 No Trayview item details
Garmin GTX-327 Transponder. P/N 011-00490-00 / TESTED AS SHOWN !!!Garmin GTX-327 Transponder. P/N 011-00490-00 / TESTED AS SHOWN !!!850.00 USDview item details
GARMIN GTX 33 TRANSPONDER PN 011-00779-10GARMIN GTX 33 TRANSPONDER PN 011-00779-10295.00 USDview item details
Narco AT 150 TSO Transponder - As RemovedNarco AT 150 TSO Transponder - As Removed300.00 USDview item details
BendixKing KT 78 TSO Transponder BendixKing KT 78 TSO Transponder 300.00 USDview item details
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 WiFi348.88 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