# STC SA48CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Aviation Technologies Group, United States
- Description: Installation of smoke detectors.
- Status date: March 26, 1993
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A41EU](https://openairdocs.org/tcds/A41EU)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8EDC0500E840A44585256CC2000E3F7B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA48CH

## ADs that name it (0)

None.

## Approved models (2)

- Short Brothers PLC SD3-30 ([TCDS A41EU](https://openairdocs.org/tcds/A41EU))
- Short Brothers PLC SD3-60 ([TCDS A41EU](https://openairdocs.org/tcds/A41EU))

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.