Supplemental Type Certificates


Installation of Elementary and Enhanced Surveillance Mode-S Transponders on Boeing 777 Series Aircraft


  • FAA STC ST02311CH
  • General Administration of Civil Aviation of China Validation of STC ST02311CH

STC ST02311CH enables installation of enhanced Mode-S transponders in accordance with Electronic Cable Specialists (ECS) Master Data List ECS-203807.


  • Boeing 777-200/-300/-300ER series aircraft

Downloadble STC Information

 ST02311CH overview  (PDF)

More Information

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