Diamond DA42 Twin Star Supplemental Type Certificates (STCs)

43 STCs approved for the Diamond DA42 Twin Star (DA42 NG) family · FAA quick reference

Quick reference only — not a compliance record. This list is for research convenience and may be incomplete or out of date. It is not an airworthiness compliance determination. Always verify against the official FAA record, and check directly with the FAA before relying on it. ADs are mandatory; STCs indicate approval for the type (not installation on a specific airframe); SAIBs are advisory.

Supplemental Type Certificates (STCs) approved for the Diamond DA42 Twin Star type — FAA-approved modifications available for this aircraft family. Approval for the TYPE does not mean a given STC is installed on any individual airframe (that lives in the logbooks/337s).

Document	Title / Subject	Date
SA04046CH Page 1	Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500) — Acron Aviation Inc.	2025-04-01
SA04837NY	Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights — AeroLED's Holdings, LLC	2024-08-27
SA02444AK (PAGE 1)	Approval of the L-3 Communications NGT 9000/9000R ADS-B system installed — ADS-B Technologies LLC	2022-03-30

+ 40 more STCs for the Diamond DA42 Twin Star family.

The complete, searchable Supplemental Type Certificates list — with in-app PDF viewing and a combined download — is part of AeroTell.

See all 43 STCs in the AeroTell app →