# STC SH468NE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: TEDECO Division, United States
- Description: Installation of 'zapper,' pulsed chip detection system Model1K1426.
- Status date: September 12, 1986
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H4SW](https://openairdocs.org/tcds/H4SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B5E3584C06317FCA85256CC2005C3272.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH468NE

## ADs that name it (0)

None.

## Approved models (2)

- Bell Helicopter Textron 212 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))
- Bell Helicopter Textron 412 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))

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