# STC SA123WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Progressive Avn Limited, United States
- Description: Installation of E.O.S. 1 KW search- light and Technical Engineering & Manufacturing Co., Inc. Model TA-30 alternator.
- Status date: January 1, 1960
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS 4H12](https://openairdocs.org/tcds/4H12)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EFBC628BE0A06A08862570C7005452D1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA123WE

## ADs that name it (0)

None.

## Approved models (1)

- Schweizer Aircraft Corporation 269B ([TCDS 4H12](https://openairdocs.org/tcds/4H12))

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.