# STCs that may be installed: Cessna 425 A list on [Cessna 425](https://openairdocs.org/model/cessna-425.md). In force first, then newest. The registry doesn’t record which STCs an aircraft has. Page 1 of 4 · 161 STCs - [STC SA02571SE](https://openairdocs.org/stc/SA02571SE.md): Installation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display). · Garmin International Inc. - [STC SA01800SE](https://openairdocs.org/stc/SA01800SE.md): Fabrication and installation of new or replacement of existing instrument panel lights dimmer control. · TCW Technologies, LLC - [STC SA01861SE](https://openairdocs.org/stc/SA01861SE.md): Fabrication and installation of Landing Light Controller · TCW Technologies, LLC - [STC SA01844WI](https://openairdocs.org/stc/SA01844WI.md): Installation of Garmin GFC 600 Automatic Flight Control System · Garmin International Inc. - [STC SA02279AT](https://openairdocs.org/stc/SA02279AT.md): Installation of a Boom Beam bulb, starter, and ballast · Whelen Aerospace Technologies - [STC SA04837NY](https://openairdocs.org/stc/SA04837NY.md): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights · AeroLED's Holdings, LLC - [STC SA02019SE-D](https://openairdocs.org/stc/SA02019SE-D.md): Installation of Garmin Model GTN 625/635/650; 725/750 Navigation System · Garmin International Inc. - [STC SA5581SW](https://openairdocs.org/stc/SA5581SW.md): Installation of ALCOR true-flow/ totalizer system · Alcor LLC - [STC SA02731SE](https://openairdocs.org/stc/SA02731SE.md): Installation of Luma Technologies LT-4300 Series LED Display Panel and/or LT-4302 LED Gear Status Annunciator · Luma Technologies LLC - [STC SA02738CH](https://openairdocs.org/stc/SA02738CH.md): Installation of L-3 Communications Avionics Systems · Acron Aviation Inc. - [STC SA04046CH PAGE 1](https://openairdocs.org/stc/SA04046CH%20PAGE%201.md): Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500) · Acron Aviation Inc. - [STC SA00279SE](https://openairdocs.org/stc/SA00279SE.md): Installation of American Aviation Inc. redesigned engine exhaust stacks. · American Aviation Inc. - [STC SA02386AK](https://openairdocs.org/stc/SA02386AK.md): Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems · AeroLED's Holding LLC - [STC SA02658SE](https://openairdocs.org/stc/SA02658SE.md): Installation of Garmin GI 275 Multi-Function Display System · Garmin International Inc. - [STC SA02532AT](https://openairdocs.org/stc/SA02532AT.md): Installation of subject Michelin tires on appropriate aircraft. For Michelin 5, 6, 8, and 10-inch rim diameter tires on General Aviation Aircraft. · Michelin North America Inc. - [STC SA00756DE](https://openairdocs.org/stc/SA00756DE.md): Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out Equipment using a Trig Avionics TT22 Transponder and an approved Global Positioning System (GPS) Position Sensor · Peregrine - [STC SA02010WI](https://openairdocs.org/stc/SA02010WI.md): Installation of the Mid-Continent Instruments & Avionics MD23 FLEX Custom Function Display (CFD) · Mid-Continent Instruments and Avionics - [STC SA2435CE](https://openairdocs.org/stc/SA2435CE.md): Replace the nickel-cadmium battery with Concorde RG-380E lead acid battery. · Aero-Mach Wilco LLC - [STC SA2436CE](https://openairdocs.org/stc/SA2436CE.md): Modify the battery box and replace the nickel-cadmium battery with a Concorde CB24-380E lead acid battery. · Aero-Mach Wilco LLC - [STC SA02203AK](https://openairdocs.org/stc/SA02203AK.md): Installation of FlightLogic Synthetic Vision Electronic Flight Information System (EFIS-SV). · Genesys Aerosystems Inc. - [STC SA02254AK](https://openairdocs.org/stc/SA02254AK.md): Installation of "Single Screen", "2 or 3 Screen", "Dual Screen", or "4 or 6 screen" · Genesys Aerosystems Inc. - [STC SA02444AK](https://openairdocs.org/stc/SA02444AK.md): Approval of the L-3 Communications NGT 9000/9000R ADS-B system installed · ADS-B Technologies LLC - [STC SA09856AC](https://openairdocs.org/stc/SA09856AC.md): Installation of BendixKing Aerowave 100 In-flight Data Link System for non-essential, non-required aircraft Cabin Systems & Equipments · Honeywell International Inc (Bendix King) - [STC SA11174SC PAGE 1](https://openairdocs.org/stc/SA11174SC%20PAGE%201.md): Installation of BendixKing by Honeywell KSN 770 and KSN 765 WAAS LPV approach capable nav/comm systems · Honeywell International Inc (Bendix King) - [STC SA02265SE](https://openairdocs.org/stc/SA02265SE.md): Installation of a camera housing · Airborne Sensor LLC - [STC SA02075SE](https://openairdocs.org/stc/SA02075SE.md): Installation of a Mid-Continent MD835() Lithium Ion Battery · Mid-Continent Instrument Co. Inc. - [STC SA10236SC](https://openairdocs.org/stc/SA10236SC.md): Installation of a GDC 31 Roll Steering Converter · DAC International Inc - [STC SA02268CH](https://openairdocs.org/stc/SA02268CH.md): Installation of Airwolf Filter Corp. Air Oil Separator · Airwolf Filter Corporation - [STC SA00998WI-D](https://openairdocs.org/stc/SA00998WI-D.md): Installation of Bendix/King KMD 550/850 Multi-Function Display, with optional KLN 94 Global Positioning System, KGP 560 General Aviation Enhanced Ground Proximity Warning System, RDR 2000 Weather Radar System and KMH 880 Multi-Hazard Awareness System or KTA 870 Traffic Awareness System. · Honeywell International Inc - [STC SA01452CH](https://openairdocs.org/stc/SA01452CH.md): Installation of an air ambulance conversion kit. · Med-Pac Inc. - [STC SA01714WI](https://openairdocs.org/stc/SA01714WI.md): Installation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems. · Garmin International Inc - [STC SA00344BO PAGE 1](https://openairdocs.org/stc/SA00344BO%20PAGE%201.md): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. · Whelen Aerospace Technologies - [STC SA00057SE](https://openairdocs.org/stc/SA00057SE.md): Installation of emergency medical stretcher, oxygen, and electrical systems. · LifePort LLC - [STC SA8974SW](https://openairdocs.org/stc/SA8974SW.md): Installation of a fuselage nose radome shell. · The NORDAM Group LLC - [STC SA02838AT](https://openairdocs.org/stc/SA02838AT.md): Installation of a Strobe Light System · Reds Aircraft Service Inc. - [STC SA03261AT](https://openairdocs.org/stc/SA03261AT.md): Installation of a Pitot Heat System Cockpit Indicator Lights · Reds Aircraft Service Inc. - [STC SA00571SE](https://openairdocs.org/stc/SA00571SE.md): Replacement of certain BF Goodrich pneumatic deicer boots. · SMR Technologies Inc - [STC SA01213CH](https://openairdocs.org/stc/SA01213CH.md): Install air ambulance conversion in accordance with Spectrum Aeromed Inc. Drawings as listed on AML SA01213CH, or later FAA approved revision. · Spectrum Aeromed LLC dba Spectrum Aeromed - [STC SA00765DE](https://openairdocs.org/stc/SA00765DE.md): Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensor · Peregrine - [STC SA04112CH](https://openairdocs.org/stc/SA04112CH.md): Installation of Appareo Systems, LLC Stratus ESG ADS-B transponder · Appareo Systems LLC. - [STC SA09751DS](https://openairdocs.org/stc/SA09751DS.md): Installation of an S-TEC 01326 Digital Flight Control System (DFCS) · S-TEC Corporation - [STC SA04165NY](https://openairdocs.org/stc/SA04165NY.md): Installation of Latitude Technologies Skynode S200 Satcom system must be performed · Latitude Technologies Corporation - [STC SA02153LA-D PAGE 1](https://openairdocs.org/stc/SA02153LA-D%20PAGE%201.md): Installation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System · Garmin International Inc. - [STC SA02503AK](https://openairdocs.org/stc/SA02503AK.md): Installation of AMSAFE State of the Art Restraint System (SOARS) inflatable restraints · AMSAFE Inc. - [STC SA02013CH](https://openairdocs.org/stc/SA02013CH.md): Installation of Avidyne Corporation Traffic Advisory System (TAS) · Avidyne Corporation - [STC SA01835WI](https://openairdocs.org/stc/SA01835WI.md): Installation of Trig Avionics TY-96 or TY-97 VHF Communications Radio · Peregrine - [STC SA01933LA-D](https://openairdocs.org/stc/SA01933LA-D.md): Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System · Garmin International Inc - [STC SA01935LA](https://openairdocs.org/stc/SA01935LA.md): Installation of external aft body strakes. · Aircraft Performance Modifications - [STC SA02212AK](https://openairdocs.org/stc/SA02212AK.md): Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems · Seaplanes North LLC - [STC SA01114CH](https://openairdocs.org/stc/SA01114CH.md): Installation of P2 Incorporated 6600 Audio Advisory system · P2 Incorporated Next page: https://openairdocs.org/model/cessna-425/stcs.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model FROM ( SELECT stc_number, min(matched_model) AS matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code IN ('2076018', '207601A') GROUP BY stc_number ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number) ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/model/cessna-425/stcs --- 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.