S Mode
We offer these S mode aircraft transponders not only to pilots, but also to flight technicians. This is a type of aircraft transponder that identifies the aircraft and defines its altitude. In this category, you can find combined transponders. These benefit from more than one mode. In particular, these modes are labeled as A/C/S.
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Garmin GNX 375
ADS-B Transponder
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Funkwerk TRT800 H OLED
Mode S Transponder, OLED display, 57mm
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Sale
Collins Aerospace TDR-94
Mode S Transponder
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Discount
Trig TT21
Mode S Transponder, 130W, 57mm, w/ Install. Kit
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Trig TT31
Mode S Transponder, w/ Install. Kit
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Garrecht VT-01 UltraCompact
Mode S Class 2 Transponder, 57mm
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BendixKing KT-74
Mode S Transponder
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Trig TT22
Mode S Transponder, 250W, 57mm, w/ Install. Kit
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Funkwerk TRT800 H LCD
Mode S Transponder, LCD display, 57mm
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Garmin GTX 35R
G3X Mode S Transponder w/ Extended Squitter
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TQ Systems KTX2.V2
Mode S Transponder, 57mm
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Garrecht VT-2000
Mode S Transponder, w/o Install. Kit
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Funkwerk TRT800 A
Mode S Transponder, OLED Display
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Garrecht VT-01
Mode S Class 2 Transponder, 57mm
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Trig TT31
Mode S Transponder, w/o Install. Kit
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Trig TC20
TT21 Control Unit
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uAvionix tailBeaconX - TSO + AV-30-C Bundle
Mode S Extended Squitter ADS-B Transponder + MFD EFIS, 3"
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Avidyne AXP340
Mode S Transponder
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Trig TT21
Mode S Remote Transponder, 130W, w/ Install. Kit
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Trig TT22
Mode S Remote Transponder, 250W, w/ Install. Kit
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L-3 Lynx NGT-9000
Mode S Transponder w/ Extended Squitter
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Garrecht VT-01
Mode S Class 1 Transponder, 57mm, w/ Install. Kit
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TQ Systems KTX2-F.V2
Mode S Transponder, Stack Format, 160mm