# STC SA8008SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Tovya Group, Inc, United States
- Description: Installation of Zeftronics alternator control units P/N's R25101 (27.7V systems) or R25102 (28.8V systems).
- Applied: December 8, 1988
- Status date: May 12, 1998
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS 3A13](https://openairdocs.org/tcds/3A13), [TCDS 3A17](https://openairdocs.org/tcds/3A17), [TCDS 3A19](https://openairdocs.org/tcds/3A19), [TCDS 3A21](https://openairdocs.org/tcds/3A21), [TCDS 3A24](https://openairdocs.org/tcds/3A24), [TCDS 5A6](https://openairdocs.org/tcds/5A6), [TCDS A13CE](https://openairdocs.org/tcds/A13CE), [TCDS A16CE](https://openairdocs.org/tcds/A16CE), [TCDS A20CE](https://openairdocs.org/tcds/A20CE), [TCDS A4CE](https://openairdocs.org/tcds/A4CE), [TCDS A6CE](https://openairdocs.org/tcds/A6CE), [TCDS A9CE](https://openairdocs.org/tcds/A9CE), [TCDS A13EU](https://openairdocs.org/tcds/A13EU), [TCDS A18EU](https://openairdocs.org/tcds/A18EU), [TCDS A4EU](https://openairdocs.org/tcds/A4EU)
- Certificate PDF: https://openairdocs.org/files/sha256/21/ab/21abd38f8b08e25ffba3dcf29343e78865f440f71bdb86d1fa5b93c5e114a566
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B6D972665071A8AA85256CC20058E53E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA8008SW

## ADs that name it (0)

None.

## Approved models (51, first 50)

- Reims Aviation S.A. F152 ([TCDS A13EU](https://openairdocs.org/tcds/A13EU))
- Reims Aviation S.A. F172N ([TCDS A4EU](https://openairdocs.org/tcds/A4EU))
- Reims Aviation S.A. FA152 ([TCDS A13EU](https://openairdocs.org/tcds/A13EU))
- Reims Aviation S.A. FR172 Series ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- Reims Aviation S.A. FR172K ([TCDS A18EU](https://openairdocs.org/tcds/A18EU))
- The Cessna Aircraft Company 152 ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172N ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 177 ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))
- The Cessna Aircraft Company 177A ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))
- The Cessna Aircraft Company 177B ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))
- The Cessna Aircraft Company 177RG ([TCDS A20CE](https://openairdocs.org/tcds/A20CE))
- The Cessna Aircraft Company 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 180K ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- The Cessna Aircraft Company 182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- The Cessna Aircraft Company 182Q ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- The Cessna Aircraft Company 185 ([TCDS 3A24](https://openairdocs.org/tcds/3A24))
- The Cessna Aircraft Company 188 ([TCDS A9CE](https://openairdocs.org/tcds/A9CE))
- The Cessna Aircraft Company 206 ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- The Cessna Aircraft Company 207 ([TCDS A16CE](https://openairdocs.org/tcds/A16CE))
- The Cessna Aircraft Company 210 ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company 210K ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company 210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company 210M ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company 210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company 337 ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))
- The Cessna Aircraft Company 337F ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))
- The Cessna Aircraft Company 337G ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))
- The Cessna Aircraft Company 337H ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))
- The Cessna Aircraft Company A152 ([TCDS 3A19](https://openairdocs.org/tcds/3A19))
- The Cessna Aircraft Company A185F ([TCDS 3A24](https://openairdocs.org/tcds/3A24))
- The Cessna Aircraft Company A188B ([TCDS A9CE](https://openairdocs.org/tcds/A9CE))
- The Cessna Aircraft Company P210 Series ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company P210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company P337H ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))
- The Cessna Aircraft Company R172 Series ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- The Cessna Aircraft Company R182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- The Cessna Aircraft Company T182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- The Cessna Aircraft Company T188C ([TCDS A9CE](https://openairdocs.org/tcds/A9CE))
- The Cessna Aircraft Company T206H ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- The Cessna Aircraft Company T207 ([TCDS A16CE](https://openairdocs.org/tcds/A16CE))
- The Cessna Aircraft Company T210 Series ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company T210K ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company T210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company T210M ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company T210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company T337F ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))
- The Cessna Aircraft Company T337G ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))
- The Cessna Aircraft Company T337H ([TCDS A6CE](https://openairdocs.org/tcds/A6CE))
- The Cessna Aircraft Company TR182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13))

All 51: https://openairdocs.org/stc/SA8008SW/models.md

## 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.

JtmteJt ^bdss (if ,A»mta immt 0f QTraitspjorlattott - JJfcfceral (Aimttton (Eerttftcate SA8008SW Tovya Group, Inc. d.b.a. Zeftronics 1622 E. Whaley Street Longview, TX 75601 (See attached FAA Approved Model List (AML) for a list of approved models and applicable airworthiness regulations) Installation of Zeftronics Alternator Control Units P/N's R25101 (27.7V systems) or R25102 (28.8V systems) in accordance with Drawing List ZOOID6, dated January 7, 1991, or later FAA approved Revision.

Compatibility of this modification with previously installed equipment must be determined by installer.

(See continuation sheet 3 of 3) .• December 08, 1988 March 12, 1991 12, 1998 .- 1/6/92; 11/17/92 (Signature) Gary B". Roach, Acting Manager Special Certification Office Southwest Region (rate)

Jttmtai &tode* ®f .

of Qtronspotrtatton - .Sfeitttrol .Afruttum (Esrttftcaie ((Emttmuatum SA8008SW Date of Issuance: March 12, 1991

• (Continued):

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.

--END--

FAA Form 8110-2-1(10-69) Page 3 of 3 This certificate aay be transferred in accordance with PAR 21.47.

FAA APPROVED MODEL LIST (AML) STC NO. SA8008SW Date of Issuance: March 12, 1991 .Date Reissued: May 12, 1998 Tovya Group, Inc. d.b.a. Zeftronics 1622 E. Whaley Street Longview, TX 75601 Item i 2 3 4 5 6 7 8 9 10 11 Aircraft Make Cessna Cessna Cessna Cessna Cessna Cessna Cessna Cessna Cessna Cessna Cessna Aircraft Model 152, A152, F152, FA152 172, 172N, F172N, R172, R172K 177, 177A, 177B, 177RG 180, 180K 182, 182Q, R182, F182Q, FR182, T182, TR182 185, A185F 188, A188B, T188, T188C 206, T206, U206 207, T207 210, 210K, 210L, 210M, 210N, P210, P210N, T210, T210K, T210L, T210M, T210N 337, 337F, 337G, 337H, F337G, F337H, P337H, FP337H, FT337P, T337F, T337G, T337H Original Type Certificate Number 3A19 3A12 A13CE/A20CE 5A6 3A13 3A24 A9CE A4CE A16CE 3A21 A6CE Regulation/ Part CAR 3 CAR 3 FAR 23 CAR 3 CAR 3 CAR 3 FAR 21 CAR 3 FAR 23 CAR 3/ FAR 23 CAR 3 FAA Approved Date: May 12, 1998

itf. Stale, and ^IT code ) Extent of Authority (if licensing agreement): _ Date of Transfer:

Signature of grantor (In ink): __

## Every issue (1)

- May 12, 1998: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/21/ab/21abd38f8b08e25ffba3dcf29343e78865f440f71bdb86d1fa5b93c5e114a566)

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