Transponders

Garmin GTX 335 w/WAAS P/N 011-03300-40

P/N 011-03300-40.

Becker Remote Mount Transponder ATC-4401-2-250

The Becker Remote Mount Transponder ATC-4401-2-250 is a high-quality aviation part manufactured by Becker. This transponder is designed for aircraft and provides accurate identification and tracking. The remote mount feature allows for easy installation and allows for optimal performance in various aviation applications. With its durable construction and reliable functionality, this transponder is a valuable addition to any aircraft's avionics system.

Collins TDR-950 TSO Transponder with Tray Works! 14V

Removed this from my aircraft for upgrade. Works fine not a problem with it at all.

BENDIX/KING KT76A Transponder Pn 066-1062-00

Sold as is. Item was tested and works With 250 watts of transmission power, the KT-76A offers long range and operation up to 35,000 feet.The KT-76A features: 4096 discrete codes Mode C compatibility System test capability TSO'd

King KN 64 DME - Tested with New FAA 8130-3 Form

This unit is in great condition. Fully tested and inspected with new FAA 8130-3 form. Satisfaction guaranteed with a 30 day warranty. Will ship worldwide

Bendix King KT-74 Transponder + Tray - As Removed - 89000007-000001

Bendix King KT-74 Transponder + Tray. As Removed from a Beechcraft Duchess. This item has been visually inspected and looks good. We specialize in completing major and minor repairs to piston singles and twins by Beech, Cessna, Mooney, Piper, and many others.

GARMIN GTX 330 TRANSPONDER PN 011-00455-00 NON-ES With New 8130-3

GARMIN GTX 330 TRANSPONDER 011-00455-00 This unit is in great condition and has all new button contacts. Includes a new 8130-3 form. Satisfaction guaranteed with a 30 day warranty. This model is the NON-ES version. Will ship worldwide

Bendix King KT 76C ATC Transponder PN 066-01156-0101 with New 8130-3

This unit is in great condition and fully tested and inspected with new FAA 8130-3 form. Satisfaction guaranteed with a 30 day warranty. Expedited shipping available at checkout Will ship worldwide

INDUSTRIES C6280A/APX C-6280A(P)/APX Transponder Control -

Garmin GTX 33 Remote Transponder 011-00779-00

Bendix King KT 76A Transponder - 066-1062-00

For your consideration is a Bendix King KT 76A Transponder 066-1062-00 Comes with repair tag. Comes as is and as shown. Please see pics for more details. Shipped with USPS and comes with tracking number.

Sentinel Electronics C6280A/APX C-6280A(P)/APX Transponder Control - 6280E38270

SENTINEL ELECTRONICS.

Narco AT 150 TSO Transponder 14/28V - Tested Working - AT-50(A) Replacement

This item has not been tested but was reported working when removed. It has a very high probability of working perfectly, as expected.

Bendix/King KX-125 NAV COM PN: 069-01028-1101 READ

This unit was received as part of an avionics refurbishers recycling load. We have no way to test this. A sticker is attached to the unit that lists the potential issues the unit has. See photos. Appears to be missing parts. What you see in the photos is what you’ll receive. Please buy as is for parts only.

Garmin GTX 327 Transponder PN 011-00490-00 w/Tray READ

This unit was received as part of an avionics refurbishers recycling load. We have no way to test this. Please buy as is for parts or repair only.

Apollo SL-70 Mode C Transponder - Chassis - Antenna Cable -Power Wires

No other transponder that I'm aware of has this feature. Just how good is this feature?. Well listen to this. We recently removed a tired old Narco AT-50 and installed the SL70. The owner elected to install a new transponder instead of continually dumping money into the dinosaur Narco.

King KT 76A Transponder PN 066-1062-00 - w/ New FAA 8130-3 Form

This unit is in great condition. Fully tested and inspected with new FAA 8130-3 form. Satisfaction guaranteed with a 30 day warranty. Will ship worldwide

Appareo Stratus ESG ADSB Out Transponder 153510-000017 Demo Unit

This unit is a demo unit that does not transmit. It powers on with a working display and buttons. It is sold as is with no warranty. Will ship worldwide

Garmin GTX 327 Transponder

Removed in good working and cosmetic condition guaranteed. If you have any questions please contact us. Maintenance release form 8130 may be issued for an additional charge, must contact us prior to check out to add.

Garmin GTX 345 Transponder WAAS

As removed in working condition. Built in WAAS. Includes tray and connectors.

Narco Avionics Transponder AT50 / AT-50 30,000 FT W/ tray

We strive to describe every item to the best of our ability.

Garmin GTX 328 Transponder P/N: 011-01684-00 (0009CC)

Selling a Garmin GTX 328 Transponder! P/N: 011-01684-00. Used condition. Selling as removed. Check out our eBay stores!

Bendix King KT 76A Transponder PN 066-1062-10- Serviced with New FAA 8130-3 Form

This unit is in great condition and just serviced. Fully tested and inspected with a new FAA 8130-3 form. Satisfaction guaranteed with a 30 day warranty. Will ship worldwide

Garmin GTX 327 Transponder PN 011-00490-00 With New 2026 FAA 8130

Garmin GTX-327 Transponder PN 011-00490-00. This unit is in great condition. It has a crack in the bottom portion of the faceplate. It was working well when recently removed for an upgrade. Includes new 8130-3 form. Satisfaction guaranteed with a 30 day warranty. Will ship worldwide

Garmin GTX 33 P/N: 011-00779-10 Transponder

AVIDYNE IFD-540 COLOR IFR/GPS/GS/NAV/COM/TERRAIN/CHARTS

NAV DATA WORLDWIDE 1/2019. TERRAIN 8/2015. CHARTS UPDATE REQUIRED 11/2007. HUGE FULL COLOR DISPLAY (5.75” approx). WE ARE THE REAL BRICK AND MORTAR WENTWORTH AIRCRAFT YOU HAVE SEEN ADVERTISED ON PAGE 6 OF TRADE-A-PLANE, AT OUR BOOTHS AT OSHKOSH, SUN-AND-FUN, AOPA, AND ELSEWHERE FOR YEARS !

Rare aviation coder-transponder KY-95 WW2? maybe

Coder -transponder control unit, all the wheels rotate to dial in you code.....nice hard to find military aviation collectible...not tested, probably not working...ship to 48 STATES only....add $25 for s-h

GARMIN GTX 330ES ADS-B TRANSPONDER PN 011-00455-60 With New FAA 8130-3 Form

GARMIN GTX 330ES ADS-B TRANSPONDER 011-00455-60 This unit is in great condition and Includes a new 8130-3 form. Satisfaction guaranteed with a 30 day warranty. Will ship worldwide

Garmin GTX 23 p/n 011-02803-02

GTX 23 is an affordable, full-featured remote digital transponder for Mode S traffic surveillance.

Collins TDR-90 ATC Transponder P/N 622-1270-001

Narco AT 150 TSO Transponder READ

This unit was received as part of an avionics refurbishers recycling load. We have no way to test this. A sticker is attached to the unit that lists the potential issues the unit has. See photos. Please buy as is for parts or repair only.

Garmin GTX 327 Transponder PN 011-00490-00 READ

This unit was received as part of an avionics refurbishers recycling load. We have no way to test this. A sticker is attached to the unit that lists the potential issues the unit has. See photos. Please buy as is for parts or repair only.

LAPOINT INDUSTRIES C6280A/APX C-6280A(P)/APX Transponder Control -

LAPOINT INDUSTRIES.

BENDIX/KING KT76C TRANSPONDER P/N 066-01156-0101 WITH FAA FORM 8130-3

BENDIX/KING KT 76C P/N 066-01156-0101 S/N 6082 THIS TRANSPONDER NEVER INSTALLED SINCE WAS BENCH TESTER AND ISSUED FAA 8130-3 DATED 02/19/2026.

GARMIN GTX 330 MOUTING TRAY / BACKPLATE PN 115-00294-00 & 011-00582-00

This tray was recently removed from a flying aircraft and is in great condition. It includes the backplate but no connector. Will ship worldwide Expedited shipping available at checkout

Collins VIR-32 VOR/LOC/GS/MB RCVR 622-6137-001 W/Mods Yellow Tag & Warranty

For sale is a Collins VIR-32 .VOR/LOC/GS/MB RCVR. P/N 622-6137-001. Mods 1-20. It was removed in working condition for an avionics upgrade. Comes with a Yellow Tag and 20 day Warranty from date of sale. Any questions please ask. All International sales are sold AS IS, No returns or warranty.

Bendix King KT 70 Mode S Digital Transponder 066-01141-1101 Overhauled FAA 8130

Overhauled with FAA 8130-3 Form as pictured (unit has not been installed since O/H). Bendix/King KT-70 Digital Mode S Transponder. All Manuals are for reference only.

UAV-1002183-001 uAvionix tailBeacon ADS-b Out / WAAS GPS / LED Nav Light Unit

UAV-1002183-001 uAvionix tailBeacon ADS-b Out / WAAS GPS / LED Nav Light Unit. This unit was recently removed working well but has some cracks in the housing as shown in the pictures. Uavionix can provide the password based off the serial number tag that is included. Satisfaction guaranteed with a 30 day warranty. Will ship worldwide

Bendix King KXP 756 ATC Transponder PN 066-1071-00 - Working as Removed

The Bendix King KXP 756 ATC Transponder PN 066-1071-00 is a high-quality aviation part manufactured in the United States.

BENDIX/KING KT76A Transponder TESTED!!

BENDIX K ING KT 76 A IN GREAT WORKING CONDITION. TESTED on the bench on 1/23/26.