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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Trig TT21Trig TT21

Trig TT21

Mode S Transponder, 130W, 57mm, w/ Install. Kit
Rating value is 5 of 5
In stock
$ 2,008 excl. VAT
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Trig TT22

Trig TT22

Mode S Transponder, 250W, 57mm, w/ Install. Kit
Rating value is 5 of 5
In stock
$ 2,169.80 excl. VAT
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Trig TC20

Trig TC20

TT21 Control Unit
Usually 2 weeks
$ 534 excl. VAT
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Trig TT21

Trig TT21

Mode S Remote Transponder, 130W, w/ Install. Kit
Usually 2 weeks
$ 1,537.40 excl. VAT
Quick info
Trig TT22

Trig TT22

Mode S Remote Transponder, 250W, w/ Install. Kit
Usually 2 weeks
$ 1,699.20 excl. VAT