# STC SA04228CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Carpenter Avionics, Inc, United States
- Description: Installation of an Electronics International MVP-50T Engine Monitoring System
- Applied: July 7, 2017
- Status date: December 5, 2017
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A28CE](https://openairdocs.org/tcds/A28CE)
- Certificate PDF: https://openairdocs.org/files/sha256/43/9a/439aa5cfde3d81ef9d9abb38534d72aa6fc88c0bfc5f6c072dd654b987a193dc
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FB074AB7F51B497D862581F000586072.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA04228CH

## ADs that name it (0)

None.

## Approved models (1)

- Textron Aviation Inc. 441 ([TCDS A28CE](https://openairdocs.org/tcds/A28CE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

23 Federal Aviation (See Type Certificate Data Sheet No. A28CE for complete certification basis).

Installation of an Electronics International MVP-50T Engine Monitoring System in accordance with Carpenter Avionics Inc., Master Data List (MDL), 55-001-001, Revision H, Dated December 01, 2017, or later FAA approved revisions.

1. The installer must determine whether this design change is compatible with previously approved modifications.

2. FAA Accepted Instructions for Continued Airworthiness, 55-812-001, Revision B, dated June 23, 2015, or later FAA accepted revision is required for this modification.

3. The Airplane Flight Manual Supplement (AFMS), Document number, 55-818-001, revision 1, FAA approved November 17, 2017, or later FAA approved revision is required to be onboard the modified aircraft.

4. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Carpenter Avionics Inc.

624 B Fitzhugh Blvd.

Smyrna, TN 37167 A28CE

Textron Aviation Inc. (Cessna) 441

July 07, 2017

December 05, 2017

(Signature) Steven L. Lardinois Manager, Systems Section Chicago ACO Branch

(Title)

## Every issue (1)

- December 5, 2017: Issued, Current. [certificate](https://openairdocs.org/files/sha256/43/9a/439aa5cfde3d81ef9d9abb38534d72aa6fc88c0bfc5f6c072dd654b987a193dc)

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