Aircraft Transponders for sale on eBay
  Item Description Price  
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
GARMIN GTX-330 TRANSPONDER !!! P/N 011-00455-00 !!!GARMIN GTX-330 TRANSPONDER !!! P/N 011-00455-00 !!!792.50 USD
Sandia Aerospace Altitude Encoder SAE 5-35Sandia Aerospace Altitude Encoder SAE 5-35125.00 USD
Garmin GTX-330ES transponderGarmin GTX-330ES transponder1799.00 USD
Garmin GTX-327 Transponder. Comes with Tray. P/N 011-00490-00Garmin GTX-327 Transponder. Comes with Tray. P/N 011-00490-00895.00 USD
AEROFLEX IRF-6000 TEST SET (Mode S Transponder, DME, TCAS II, ADSB/UAT) AEROFLEX IRF-6000 TEST SET (Mode S Transponder, DME, TCAS II, ADSB/UAT) 20500.00 USD
TED TRANSPONDER ANTENNA -- 104-12TED TRANSPONDER ANTENNA -- 104-1232.50 USD
Trig TT22 Mode S TransponderTrig TT22 Mode S Transponder1300.00 USD
Garmin GTX 330ES Mode-S Transponder W/ADS-B Out, P/N 011-00455-60, w/8130-3Garmin GTX 330ES Mode-S Transponder W/ADS-B Out, P/N 011-00455-60, w/8130-31495.00 USD
Narco AT 150 TSO TransponderNarco AT 150 TSO Transponder150.00 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 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
Collins TDR-950 Transponder 622-2092-001 (D2303)Collins TDR-950 Transponder 622-2092-001 (D2303)225.00 USD
Terra Transponder TRT 250 D Terra Transponder TRT 250 D 750.00 USD
PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)PARTS! Bendix/King KT-76 TSO Transponder (UNTESTED)100.00 USD
Narco AT 150 TSO Transponder - As RemovedNarco AT 150 TSO Transponder - As Removed150.00 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
King KT 76C digital transponder. Very nice. Guaranteed 30 daysKing KT 76C digital transponder. Very nice. Guaranteed 30 days749.00 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
Garmin GTX 320A Transponder With Tray For Parts (Used & Untested)Garmin GTX 320A Transponder With Tray For Parts (Used & Untested)129.00 USD
Bendix/King KT 76C ATC Transponder P/N: 066-01156-0101 - Tested Working w/ TrayBendix/King KT 76C ATC Transponder P/N: 066-01156-0101 - Tested Working w/ Tray800.00 USD
King KT 76A Transponder PN 066-1062-00 - w/ New FAA 8130-3 FormKing KT 76A Transponder PN 066-1062-00 - w/ New FAA 8130-3 Form450.00 USD
BENDIX KING KT-76C TRANSPONDER !! P/N 066-01156-0101 ! MODS 1 , 2 , 3 , 4 , 5 !BENDIX KING KT-76C TRANSPONDER !! P/N 066-01156-0101 ! MODS 1 , 2 , 3 , 4 , 5 !245.00 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
GARMIN GTX 335R TRANSPONDER P/N 011-03301-00 With New 8130-3GARMIN GTX 335R TRANSPONDER P/N 011-03301-00 With New 8130-32500.00 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
APPAREO STRATUS ES TRANSPONDER From Cirrus SR 22 Gen 1APPAREO STRATUS ES TRANSPONDER From Cirrus SR 22 Gen 11650.00 USD
Garmin GTX 33 Remote Transponder 011-00779-00, No TrayGarmin GTX 33 Remote Transponder 011-00779-00, No Tray600.00 USD
JOTRON TRON SART 9 GHz RADAR TRANSPONDERJOTRON TRON SART 9 GHz RADAR TRANSPONDER157.00 USD