# STC SA454CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: ElectroSonics, Div of AiRadio Corporation, United States
- Description: Installation of AlliedSignal EFS-40,2-tube electronic flight instrument system(EFIS).
- Status date: December 7, 1995
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A16](https://openairdocs.org/tcds/3A16)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0B45EB8DFA30502B85256CC2000E3D19.0001
- DRS record last changed: July 3, 2024
- Page: https://openairdocs.org/stc/SA454CH

## ADs that name it (0)

None.

## Approved models (1)

- Raytheon Aircraft Company 58 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))

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