Transponders
ATA · 347 parts
Transponders brings together the parts, hardware, and consumables your maintenance program calls out for this system. Each listing shows its condition and the certification paperwork available for that part, from new PMA/OEM stock to overhauled and serviceable units, so you can confirm airworthiness before buying and request an FAA 8130-3 or manufacturer Certificate of Conformance where one applies.
Install Kit/SSD120-XXX-RS232C
P/N SRA-KIT
NE
Trans-Cal Industries
$27.65
Backorder
Replacement Kit/For use with SSD120-35C-RS232 Src-Kit
P/N SRC-KIT
NE
Trans-Cal Industries
Quote only
In stock
Replacement Kit/For use with SSD120-(XX)N-RS232 series. Srn-Kit
P/N SRN-KIT
NE
Trans-Cal Industries
$27.65
In stock
Altitude Encoder/30K/Nano SSD120-30N
P/N SSD120-30N
NE
Trans-Cal Industries
$502.46
Price and availability checked Oct 30, 2026 MST
In stock
$328.83
Price and availability checked Oct 30, 2026 MST
In stock
Altitude Encoder/35K/Nano SSD120-35N
P/N SSD120-35N
NE
Trans-Cal Industries
$566.48
Price and availability checked Oct 30, 2026 MST
In stock
Solid State Encoder To 42K' SSD120-42A
P/N SSD120-42A
NE
Trans-Cal Industries
$1,441.42
Price and availability checked Oct 30, 2026 MST
Backorder
Altitude Encoder/42K/Nano SSD120-42N
P/N SSD120-42N
NE
Trans-Cal Industries
$1,003.95
Price and availability checked Oct 30, 2026 MST
Backorder
Encoder/30K/Hi Temp/Nano SSD120-30NE
P/N SSD120-30NE
NE
Trans-Cal Industries
$831.29
Price and availability checked Oct 30, 2026 MST
Backorder
Encoder/35K/Hi Temp/Nano SSD120-35NE
P/N SSD120-35NE
NE
Trans-Cal Industries
$937.99
Price and availability checked Oct 30, 2026 MST
Backorder
Encoder/42K/Hi Temp/Nano SSD120-42NE
P/N SSD120-42NE
NE
Trans-Cal Industries
$1,421.05
Price and availability checked Oct 30, 2026 MST
Backorder
$2,824.64
Price and availability checked Oct 24, 2026 MST
Backorder
Tailbeaconx Experimental/Mode S extended squitter Ads-B transponder and Waas GPS integrated into LED rear position light. Requires AV-20S or AV-30E. UAX-90058-01
P/N UAX-90058-01
NE
uAvionix
$2,999.99
In stock
Tailbeaconx TSO/Mode S extended squitter Ads-B transponder and Waas GPS integrated into LED rear position light. Requires AV-30C UAX-90059-03
P/N UAX-90059-03
NE
uAvionix
$2,424.03
Price and availability checked Oct 30, 2026 MST
In stock
Tailbeaconx TSO and AV-30C Bundle UAX-90059-03 and AV-30C
P/N UAX-90059-03 and AV-30C
NE
uAvionix
$4,654.06
Price and availability checked Oct 30, 2026 MST
In stock
TailbeaconX and AV-30E Bundle/1ea part # UAX9005801 and 1ea part # AV-30e UAX9005801 and AV-30E
P/N UAX9005801 and AV-30E
NE
uAvionix
Quote only
Backorder
Honeywell Tra 67A Mode S Transponder 066-1061-03 A320 Rdr, Tfc, Surv Other - Pl Outright Only In 066-1061-03
P/N 066-1061-03
NE
KING
Quote only
Backorder
Install Kit/SSD120-XXX-RS232C
NE
P/N SRA-KIT
Trans-Cal Industries
$27.65
Backorder
Price check pending
Replacement Kit/For use with SSD120-35C-RS232 Src-Kit
NE
P/N SRC-KIT
Trans-Cal Industries
Quote only
In stock
Replacement Kit/For use with SSD120-(XX)N-RS232 series. Srn-Kit
NE
P/N SRN-KIT
Trans-Cal Industries
$27.65
In stock
Price check pending
Altitude Encoder/30K/Nano SSD120-30N
NE
P/N SSD120-30N
Trans-Cal Industries
$502.46
Price and availability checked Oct 30, 2026 MST
In stock
Altitude Encoder/1/8-27 NPT static port inlet, 1 ea Icao pressure altitude gray code output, Icao Parallel Code,2 ea RS232 serial altitude data outputs, operating altitude range -1000 to +35,000 feet, 10' serial resolution, 42 month warranty. The serial d
NE
P/N SSD120-35C-RS232
Ati
$328.83
Price and availability checked Oct 30, 2026 MST
In stock
Altitude Encoder/35K/Nano SSD120-35N
NE
P/N SSD120-35N
Trans-Cal Industries
$566.48
Price and availability checked Oct 30, 2026 MST
In stock
Solid State Encoder To 42K' SSD120-42A
NE
P/N SSD120-42A
Trans-Cal Industries
$1,441.42
Price and availability checked Oct 30, 2026 MST
Backorder
Altitude Encoder/42K/Nano SSD120-42N
NE
P/N SSD120-42N
Trans-Cal Industries
$1,003.95
Price and availability checked Oct 30, 2026 MST
Backorder
Encoder/30K/Hi Temp/Nano SSD120-30NE
NE
P/N SSD120-30NE
Trans-Cal Industries
$831.29
Price and availability checked Oct 30, 2026 MST
Backorder
Encoder/35K/Hi Temp/Nano SSD120-35NE
NE
P/N SSD120-35NE
Trans-Cal Industries
$937.99
Price and availability checked Oct 30, 2026 MST
Backorder
Encoder/42K/Hi Temp/Nano SSD120-42NE
NE
P/N SSD120-42NE
Trans-Cal Industries
$1,421.05
Price and availability checked Oct 30, 2026 MST
Backorder
Remote Mount Sentinel Transponder/Uat Ads-B In and Out, built in Mode C Transponder, built in diplexer- single Uat/Transponder antenna, enhanced visual acquisition traffic display, display of METARs, single entry for squawk code, wireless iPad weather, tr
NE
P/N STX 360R
PTI
$2,824.64
Price and availability checked Oct 24, 2026 MST
Backorder
Tailbeaconx Experimental/Mode S extended squitter Ads-B transponder and Waas GPS integrated into LED rear position light. Requires AV-20S or AV-30E. UAX-90058-01
NE
P/N UAX-90058-01
uAvionix
$2,999.99
In stock
Price check pending
Tailbeaconx TSO/Mode S extended squitter Ads-B transponder and Waas GPS integrated into LED rear position light. Requires AV-30C UAX-90059-03
NE
P/N UAX-90059-03
uAvionix
$2,424.03
Price and availability checked Oct 30, 2026 MST
In stock
Tailbeaconx TSO and AV-30C Bundle UAX-90059-03 and AV-30C
NE
P/N UAX-90059-03 and AV-30C
uAvionix
$4,654.06
Price and availability checked Oct 30, 2026 MST
In stock
TailbeaconX and AV-30E Bundle/1ea part # UAX9005801 and 1ea part # AV-30e UAX9005801 and AV-30E
NE
P/N UAX9005801 and AV-30E
uAvionix
Quote only
Backorder
Honeywell Tra 67A Mode S Transponder 066-1061-03 A320 Rdr, Tfc, Surv Other - Pl Outright Only In 066-1061-03
NE
P/N 066-1061-03
KING
Quote only
Backorder