# STC SA02677LA

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aviation Communication and Surveillance Systems (ACSS) LLC, United States
- Description: Modification to upgrade the existing Mode S Transponder system by installing the ACSS NXT-700 Transponder with ADS-B Out and optionally install the ACSS NXG-900 GPS as the position source for ADS-B Out
- Applied: February 2, 2018
- Status date: December 16, 2019
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A42CE](https://openairdocs.org/tcds/A42CE), [TCDS A21EU](https://openairdocs.org/tcds/A21EU), [TCDS A56EU](https://openairdocs.org/tcds/A56EU), [TCDS A18SW](https://openairdocs.org/tcds/A18SW), [TCDS A5SW](https://openairdocs.org/tcds/A5SW), [TCDS A8SW](https://openairdocs.org/tcds/A8SW), [TCDS A78EU](https://openairdocs.org/tcds/A78EU), [TCDS A16EU](https://openairdocs.org/tcds/A16EU), [TCDS A1WI](https://openairdocs.org/tcds/A1WI), [TCDS A24CE](https://openairdocs.org/tcds/A24CE)
- Certificate PDF: https://openairdocs.org/files/sha256/b7/a8/b7a8fe2a35512501334061253f486ec531f6bdc35c4934ab3b27edb91168d7ed
- Approved model list and other attachments: [SA02677LA_AML.pdf](https://openairdocs.org/files/sha256/97/16/9716cbbcb3d1922437794a926a90bc21f49c91ab77048877ce2d0d8e08cb0ff9)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D9B9C65F0B987DC4862585E0005F7C6D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA02677LA

## ADs that name it (0)

None.

## Approved models (50)

- Aircraft Industries a.s. L 410 NG ([TCDS A42CE](https://openairdocs.org/tcds/A42CE))
- Aircraft Industries a.s. L 410 UVP-E20 ([TCDS A42CE](https://openairdocs.org/tcds/A42CE))
- Aircraft Industries a.s. L 410 UVP-E20 CARGO ([TCDS A42CE](https://openairdocs.org/tcds/A42CE))
- British Aerospace Regional Aircraft Jetstream 3201 ([TCDS A56EU](https://openairdocs.org/tcds/A56EU))
- British Aerospace Regional Aircraft Jetstream Series 3101 ([TCDS A21EU](https://openairdocs.org/tcds/A21EU))
- M7 Aerospace LLC SA226-AT ([TCDS A5SW](https://openairdocs.org/tcds/A5SW))
- M7 Aerospace LLC SA226-T ([TCDS A5SW](https://openairdocs.org/tcds/A5SW))
- M7 Aerospace LLC SA226-T(B) ([TCDS A5SW](https://openairdocs.org/tcds/A5SW))
- M7 Aerospace LLC SA226-TC ([TCDS A8SW](https://openairdocs.org/tcds/A8SW))
- M7 Aerospace LLC SA227-AC (C-26A) ([TCDS A8SW](https://openairdocs.org/tcds/A8SW))
- M7 Aerospace LLC SA227-AT ([TCDS A5SW](https://openairdocs.org/tcds/A5SW))
- M7 Aerospace LLC SA227-BC (C-26A) ([TCDS A8SW](https://openairdocs.org/tcds/A8SW))
- M7 Aerospace LLC SA227-CC ([TCDS A18SW](https://openairdocs.org/tcds/A18SW))
- M7 Aerospace LLC SA227-DC (C-26B) ([TCDS A18SW](https://openairdocs.org/tcds/A18SW))
- M7 Aerospace LLC SA227-PC ([TCDS A8SW](https://openairdocs.org/tcds/A8SW))
- M7 Aerospace LLC SA227-TT ([TCDS A5SW](https://openairdocs.org/tcds/A5SW))
- Pilatus Aircraft Limited PC-12 ([TCDS A78EU](https://openairdocs.org/tcds/A78EU))
- Pilatus Aircraft Limited PC-12/45 ([TCDS A78EU](https://openairdocs.org/tcds/A78EU))
- Pilatus Aircraft Limited PC-12/47 ([TCDS A78EU](https://openairdocs.org/tcds/A78EU))
- Pilatus Aircraft Limited PC-12/47E ([TCDS A78EU](https://openairdocs.org/tcds/A78EU))
- RUAG Aerospace Services GmbH Dornier 228-100 ([TCDS A16EU](https://openairdocs.org/tcds/A16EU))
- RUAG Aerospace Services GmbH Dornier 228-101 ([TCDS A16EU](https://openairdocs.org/tcds/A16EU))
- RUAG Aerospace Services GmbH Dornier 228-200 ([TCDS A16EU](https://openairdocs.org/tcds/A16EU))
- RUAG Aerospace Services GmbH Dornier 228-201 ([TCDS A16EU](https://openairdocs.org/tcds/A16EU))
- RUAG Aerospace Services GmbH Dornier 228-202 ([TCDS A16EU](https://openairdocs.org/tcds/A16EU))
- RUAG Aerospace Services GmbH Dornier 228-212 ([TCDS A16EU](https://openairdocs.org/tcds/A16EU))
- Textron Aviation Inc. 1900C ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. 1900C (C-12J) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. 1900D ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. 200 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. 200C ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. 200CT ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. 200T ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. 525 ([TCDS A1WI](https://openairdocs.org/tcds/A1WI))
- Textron Aviation Inc. 525A ([TCDS A1WI](https://openairdocs.org/tcds/A1WI))
- Textron Aviation Inc. 525B ([TCDS A1WI](https://openairdocs.org/tcds/A1WI))
- Textron Aviation Inc. 525C ([TCDS A1WI](https://openairdocs.org/tcds/A1WI))
- Textron Aviation Inc. B200 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200C ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200C (C-12F) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200C (C-12R) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200C (UC-12F) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200C (UC-12M) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200CGT ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200CT ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200GT ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B200T ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B300C ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B300C (MC-12W) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B300C (UC-12W) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))

## 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.

FAA Form 8110-2 (5/14) Page 1 of 3 Number: SA02677LA

This Certificate issued to: Aviation Communication & Surveillance Systems 19810 North 7th Avenue Phoenix, Arizona 85027-4400 Part 23 of the Federal Aviation Regulations.

Original Product Type Certificate Number: See Attached Approved Model List (AML) Make: No. SA02677LA for list of approved aircraft Model : models and applicable airworthiness regulations Description of Type Design Change:

Modification to upgrade the existing Mode S Transponder system by installing the ACSS NXT-700 Transponder with ADS-B Out and optionally install the ACSS NXG-900 GPS as the position source for ADS- B Out in accordance with FAA approved AML STC Master Data List (MDL) as defined in the AML No.

SA02677LA, dated 15 January 2019, or later FAA approved revision.

Limitations and Conditions: FAA approved Airplane Flight Manual Supplement and Instructions for Continued Airworthiness are defined in the AML No. SA02677LA, dated 15 January 2019, or later FAA approved revision.

This installation should not be incorporated in any aircraft unless it is determined t hat the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft. The approval of this modification applies to the above noted airplane model series only.

A copy of this STC must be included in the permanent record of the modified aircraft. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission. (See continuation on sheet 3 of 3)

Date of application: February 02, 2018

Date of issuance: January 15, 2019

Date reissued: December 16, 2019

Signature

Title ODA STC Unit Administrator ODA (AIR)-834558-NM ACSS

FAA Form 8110-2 (5/14) Page 2 of 3

To (Name and address of transferee)

From (Name and address of transferee)

Signature of grantor

FAA Form 8110-2 (5/14) Page 3 of 3

(Continuation Sheet) Number: SA02677LA

Eligible airplane models must be listed on the FAA Approved Model List (AML) for this STC to be applied.

Certification Basis (all models):

Reference AML SA02677LA for certification basis applicable to each model included with this AML STC.

------------------------- -END------------------------- -

### SA02677LA_AML.pdf

Notes:

1 Or later FAA-Approved revision 2 Later revisions of design data are listed in the approved MDL 3 Only required when NXG-900 GPS is installed Page 1 of 3 -

**FAA APPROVED MODEL LIST (AML) NO. SA02677LA**

**AVIATION COMMUNICATION AND SURVEILLANCE SYSTEMS**

For modification to replace the existing transponders with NXT-700 Mode S transponder with ADS-B Out and optional installation configuration including NXG-900 GPS

Item Make Model / Series TCDS No. Certification Basis / Amendment MDL Note 1,2 AFM Note 1,2 ICA Note 1,2 Model Specific Notes Initial Approval Date Amended Date 1 Aircraft Industries

a.s.

L 410 UVP-E20 L 410 UVP-E20 CARGO L 410 NG A42CE 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A 2 British Aerospace (Operations ) Limited Jetstream Series 3101 A21EU 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A 3 Jetstream Aircraft Limited (British Aerospace) Jetstream Model 3201 A56EU 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A 4 M7 Aerospace LLC SA226-T SA226-AT SA226-T(B) SA227-AT SA227-TT A5SW 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A

Supplemental Type Certificate SA02677LA Approved Model List

Notes:

1 Or later FAA-Approved revision 2 Later revisions of design data are listed in the approved MDL 3 Only required when NXG-900 GPS is installed Page 2 of 3 Item Make Model / Series TCDS No. Certification Basis / Amendment MDL Note 1,2 AFM Note 1,2 ICA Note 1,2 Model Specific Notes Initial Approval Date Amended Date 5 M7 Aerospace LLC SA226-TC SA227-AC (C-26A) SA227-PC SA227-BC (C-26A) A8SW 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A 6 M7 Aerospace LLC SA227-CC SA227-DC (C-26B) A18SW 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A 7 Pilatus Aircraft Ltd.

PILATUS PC-12 PILATUS PC-12/45 PILATUS PC-12/47 PILATUS PC-12/47E A78EU 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A 8 RUAG Aerospace Services GmbH

Dornier 228-100 Dornier 228-101 Dornier 228-200 Dornier 228-201 Dornier 228-202 Dornier 228-212 A16EU 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A 9 Textron Aviation Inc.

525 525A 525B 525C A1WI 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A

Supplemental Type Certificate SA02677LA Approved Model List

Notes:

1 Or later FAA-Approved revision 2 Later revisions of design data are listed in the approved MDL 3 Only required when NXG-900 GPS is installed Page 3 of 3 Item Make Model / Series TCDS No. Certification Basis / Amendment MDL Note 1,2 AFM Note 1,2 ICA Note 1,2 Model Specific Notes Initial Approval Date Amended Date 10 Textron 200 200C 200CT 200T B200 B200C B200CT B200T B200CGT B200GT B300C 1900C 1900D A24CE 14 CFR Part 23 Amendments 23-0 thru 23-63 8909632-001, Rev −, January 10, 2019 8009632-901, Rev −, January 10, 2019 8009632-601, Rev −, November 14, 2018 And 8009632-602, Rev −, November 14, 2018 Note 3 -- January 15, 2019 N/A

FAA Approved:

ACSS ODA Administrator ODA Number: ODA-834558-NM

Date Issued: January 15, 2019

Date Reissued: June 04, 2020

## Every issue (1)

- December 16, 2019: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b7/a8/b7a8fe2a35512501334061253f486ec531f6bdc35c4934ab3b27edb91168d7ed), [SA02677LA_AML.pdf](https://openairdocs.org/files/sha256/97/16/9716cbbcb3d1922437794a926a90bc21f49c91ab77048877ce2d0d8e08cb0ff9)

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