Supplemental Type Certificates


Installation of Elementary and Enhanced Surveillance Mode-S Transponders on Boeing 757 Series Aircraft


  • FAA STC ST02126CH
  • European Aviation Safety Agency (EASA) STC 01101

STC ST02126CH enables installation of elementary and enhanced surveillance Mode-S transponders in accordance with Electronic Cable Specialists (ECS) Master Data List ECS-202731.


  • Boeing 757-200/-200PF/-200CB series aircraft

Downloadble STC Information

 ST02126CH overview  (PDF)

More Information

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