Aircraft Transponders for sale on eBay
  Item Description Price  
KT 76a TransponderKT 76a Transponder275.00 USD
Transponder KT74 Bendix/KingTransponder KT74 Bendix/King2200.00 USD
ATC TRANSPONDER PN: 0661062-00, KINGATC TRANSPONDER PN: 0661062-00, KING310.00 USD
(2) Narco AT 150 Transponder (14/28 VDC) - Sold for Parts or Repair(2) Narco AT 150 Transponder (14/28 VDC) - Sold for Parts or Repair250.00 USD
Bendix King KT 76A Transponder PN 066-1062-00 w/ New FAA 8130-3 FormBendix King KT 76A Transponder PN 066-1062-00 w/ New FAA 8130-3 Form495.00 USD
TED TRANSPONDER ANTENNA -- 104-12TED TRANSPONDER ANTENNA -- 104-1232.50 USD
Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-000017Stratus ESG ADSB Out Transponder W/ Tray Appareo 153510-0000171295.00 USD
Narco AT 150 TSO Transponder - As RemovedNarco AT 150 TSO Transponder - As Removed249.99 USD
Bendix King KT 76A ATC Transponder 066-1062-00 Serviced with FAA 8130-3 FormBendix King KT 76A ATC Transponder 066-1062-00 Serviced with FAA 8130-3 Form595.00 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
ARC Transponder 400 Rack P/N 42290-0028ARC Transponder 400 Rack P/N 42290-002840.00 USD
Bendix King KT 76C Mode C TransponderBendix King KT 76C Mode C Transponder499.00 USD
Sandia STX 165R Remote Mount Aircraft TransponderSandia STX 165R Remote Mount Aircraft Transponder871.00 USD
Sandia Aerospace Altitude Encoder SAE 5-35Sandia Aerospace Altitude Encoder SAE 5-35125.00 USD
Collins TDR-950 Transponder 622-2092-001 (D2303)Collins TDR-950 Transponder 622-2092-001 (D2303)225.00 USD
PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)100.00 USD
BENDIX/KING KT-74 ADS-B TRANSPONDER - PN 89000007-000001 W/Rack (As Removed)BENDIX/KING KT-74 ADS-B TRANSPONDER - PN 89000007-000001 W/Rack (As Removed)1600.00 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
Narco AT 150 Transponder, rated up to 30,000 feet, removed from Cessna 172Narco AT 150 Transponder, rated up to 30,000 feet, removed from Cessna 172300.00 USD
Narco Avionics Flightguard Transponder AT6-A Aircraft Airplane Unit BoxNarco Avionics Flightguard Transponder AT6-A Aircraft Airplane Unit Box45.00 USD
Bendix King KXP-80 Mode S Remote Transponder KitBendix King KXP-80 Mode S Remote Transponder Kit3273.95 USD
GMA 340 Audio PanelGMA 340 Audio Panel750.00 USD
Narco AT 150 TransponderNarco AT 150 Transponder150.00 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 Shipping58.00 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
Sandia Aerospace STX 165 Compact Panel Mounted Mode C Transponder P/N: 305832-00Sandia Aerospace STX 165 Compact Panel Mounted Mode C Transponder P/N: 305832-001689.00 USD
Narco AT 150 TSO Transponder - Serviced with New FAA 8130-3 FormNarco AT 150 TSO Transponder - Serviced with New FAA 8130-3 Form750.00 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
DEFECTIVE BENDIX KING TRANSPONDER KT76A PN 066106200 G3DDEFECTIVE BENDIX KING TRANSPONDER KT76A PN 066106200 G3D80.00 USD
TY91L Transceiver hardware unit PN 01192-00-25TY91L Transceiver hardware unit PN 01192-00-25800.00 USD