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No. of STCs: 13

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8008SW	Status: Current	App Date: 12/08/1988	Rev Date: 05/12/1998
Description: Installation of Zeftronics alternator control units P/N's R25101 (27.7V systems) or R25102 (28.8V systems).
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A13CE, A13EU, A16CE, A18EU, A20CE, A4CE, A4EU, A6CE, A9CE
Models: Reims Aviation S.A.F152, F172N, FA152, FR172 Series, FR172K The Cessna Aircraft Company152, 172, 172N, 177, 177A, 177B, 177RG, 180, 180K, 182, 182Q, 185, 188, 206, 207, 210, 210K, 210L, 210M, 210N, 337, 337F, 337G, 337H, A152, A185F, A188B, P210 Series, P210N, P337H, R172 Series, R182, T182, T188C, T206H, T207, T210 Series, T210K, T210L, T210M, T210N, T337F, T337G, T337H, TR182, U206
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8009SW	Status: Current	App Date: 12/08/1988	Rev Date: 05/12/1998
Description: Installation of Zeftronics alternator control units P/N's R25S01 or R25S02.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8018SW	Status: Historical	App Date:	Rev Date: 01/06/1992
Description: Installation of Zeftronics alternator controller unit P/N R15100 (Product configuration file ZOCPCF) or P/N R15V00 )Product configuration file (ZODPCF).
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A13CE, A13EU, A16CE, A18EU, A20CE, A26EU, A4CE, A4EU, A9CE
Models: Reims Aviation S.A.F172 Series, F177RG, FA150 Series, FR172 Series The Cessna Aircraft Company150, 150A, 172, 177, 177RG, 180, 182, 185, 188, 206, 207, 210, A150 Series, P172D, T182, T188C, T207
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8018SW	Status: Current	App Date: 01/31/1991	Rev Date: 05/12/1998
Description: Installation of Zeftronics alternator controller unit P/N R15100 (Product configuration file ZOCPCF) or P/N R15V00 )Product configuration file (ZODPCF).
TC Nos.: 3A19
Models: Textron Aviation Inc.150
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8031SW	Status: Current	App Date:	Rev Date: 01/06/1994
Description: Installation of Zeftronics alternator controller unit P/N R15100 or R15V00.
TC Nos.: 3A12, 3A13, 3A15, 3A19, 3A21, 3A24, 5A6, A13CE, A13EU, A16CE, A16EA, A18EU, A20CE, A26EU, A42EU, A4CE, A4EU, A9CE
Models: Raytheon Aircraft Company35-A33, 35-B33, 35-C33, E33, F33, H35, K35, M35, N35, P35 Reims Aviation S.A.F150G, F150H, F150J, F150M, F172D, F172E, F172F, F172G, F177RG, F182P, F182Q, FA150K, FA150L, FR172 Series The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L, 150M, 172, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 177, 177A, 177B, 177RG, 180, 180J, 180K, 182, 182M, 182N, 182P, 182Q, 185, 188, 188A, 188B, 206, 207, 207A, 210, 210B, 210C, 210D, 210E, 210G, 210H, 210J, 210K, A150K, A150L, A150M, A185F, P206, T182, T188C, T207, T207A, T210F, T210G, T210H, T210J, T210K, TP206 Series, TU206 Series, U206 Tiger Aircraft LLCAA-5, AA-5A, AA-5B
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8032SW	Status: Current	App Date: 01/31/1991	Rev Date: 05/12/1998
Description: Installation of Zeftronics over-voltage sensor unit P/N V11100
TC Nos.: 3A12, 3A13, 3A19, 3A21, 3A24, 5A6, A13CE, A13EU, A16CE, A18EU, A20CE, A26EU, A4CE, A4EU, A9CE
Models: Reims Aviation S.A.F150G, F150H, F150J, F150M, F172D, F172E, F172F, F172G, F177RG, FA150K, FA150L, FR172 Series The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L, 150M, 172, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 177, 177A, 177B, 177RG, 180, 180J, 180K, 182, 182M, 182N, 182P, 182Q, 185, 188, 206, 207, 207A, 210, 210B, 210C, 210D, 210E, 210G, 210H, 210J, 210K, A150K, A150L, A150M, A185F, A188B, P206, T182, T188C, T207, T207A, T210F, T210G, T210H, T210J, T210K, TP206 Series, TU206 Series, U206
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8033SW	Status: Current	App Date: 01/31/1991	Rev Date: 05/12/1998
Description: Installation of Zeftronics over-voltage sensor unit V11100 (Product configuration file ZOLPCF).
TC Nos.: 3A12
Models: Textron Aviation Inc.172
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8427SW	Status: Current	App Date: 12/22/1991	Rev Date: 05/12/1998
Description: Installation of an R25400 alternator control unit
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A13EU, A16CE, A18EU, A22WE, A42EU, A4CE, A4EU
Models: McDonnell Douglas CorporationDC-10-40 Reims Aviation S.A.F152, F172N, F172P, FA152, FR172 Series, FR172E, FR182 The Cessna Aircraft Company152, 172, 172N, 172P, 172RG, 180, 180K, 182, 182Q, 182R, 185, 206, 207, 210, 210N, 210R, A152, A185F, P210N, P210R, R172 Series, R172K, R182, T207, T210N, T210R, TR182, U206
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8430SW	Status: Current	App Date:	Rev Date: 08/26/1992
Description: Installation of an EQ1500 paralleling relay.
TC Nos.: 1A10, A1EA
Models: The New Piper Aircraft Inc.PA-23-150, PA-23-160, PA-23-235, PA-23-250, PA-30, PA-39
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8431SW	Status: Current	App Date:	Rev Date: 01/06/1994
Description: Installation of R15VON alternator control unit.
TC Nos.: 1A10, 1A13, 1A15, 1A3, 3A17, 3A23, 3A24, 4H12, A-759, A11EA, A12SO, A17WE, A18CE, A1CE, A1EA, A21CE, A9CE
Models: Aerostar Aircraft CorporationPA-60-600 (Aerostar 600), PA-60-601 (Aerostar 601), PA-60-601P (Aerostar 601P), PA-60-602P (Aerostar 602P), PA-60-700P (Aerostar 700P) American Champion Aircraft Corp.7ECA, 7GCAA, 7GCBC, 7KCAB, 8GCBC Bellanca Aircraft Corporation14-19, 14-19-2, 14-19-3, 14-19-3A, 17-30, 17-30A, 17-31, 17-31A, 17-31ATC, 17-31TC Commander Aircraft Company112, 112B, 112TC, 112TCA Maule Aerospace Technology Inc.Bee Dee M-5-180C, Bee Dee M-5-235C, Bee Dee M-6-180, Bee Dee M-6-235, Bee Dee M-7-235, Bee Dee MX-7-180, Bee Dee MX-7-235 REVO IncorporatedLake LA-4, Lake LA-4A, Lake LA-4P Raytheon Aircraft Company19A, 23, A23-19, A23-24, A23A, A24, A24R, B19, B23, B24R, C23, C24R, M19A Schweizer Aircraft Corporation269C The Cessna Aircraft Company175, 185, 188 The New Piper Aircraft Inc.PA-23, PA-23-160, PA-23-235, PA-23-250, PA-24-260, PA-30, PA-39 Tiger Aircraft LLCAA-1, AA-1A
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8432SW	Status: Current	App Date:	Rev Date: 05/12/1998
Description: Installation of V25101 overvoltage sensor.
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A13CE, A13EU, A16CE, A20CE, A42EU, A4CE, A4EU, A9CE
Models: Reims Aviation S.A.F152, F172N, F182Q, FA152, FR182 The Cessna Aircraft Company152, 172, 172N, 177, 177A, 177B, 177RG, 180, 180K, 182, 182Q, 185, 188, 206, 207, 210, 210K, 210L, 210M, 210N, A152, A185F, A188B, P210 Series, P210N, R172K, R182, T188C, T207, T210 Series, T210K, T210L, T210M, T210N, U206
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8475SW	Status: Current	App Date:	Rev Date: 05/12/1998
Description: Installation of a paralleling relay P/N EQ2500.
TC Nos.: 3A10, 3A16, 3A25, 6A1
Models: Raytheon Aircraft Company58, 58A, 95, 95-55, 95-A55, 95-B55, 95-B55A, B95, B95A, D95A, E95 The Cessna Aircraft Company310, 310A (USAF U-3A), 310B, 310C, 310D, 310E (USAF U-3B), 310F, 310G, 310H, 310I, 310J, 310J-1, 310K, 320, 320A, 320B, 320D, 320E, E310H, E310J Twin Commander Aircraft Corporation500, 500-A, 500-B
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Tovya Group, Inc dba Zeftronics 1622 E. Whaley St., Longview, TX 75601-6830, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8705SW	Status: Current	App Date:	Rev Date: 06/21/1996
Description: Installation of R25V0N Alternator Control Unit or R2510N Alternator Control Unit or V2510A Over Voltage Sensor.
TC Nos.: 3A10, 3A15, 3A16, 3A25, 4H12, 6A1, A10SO, A17WE, A20SO, A7CE, A9SO
Models: Aerostar Aircraft CorporationPA-60-600 (Aerostar 600), PA-60-601 (Aerostar 601), PA-60-601P (Aerostar 601P), PA-60-602P (Aerostar 602P), PA-60-700P (Aerostar 700P) Raytheon Aircraft Company58, A36, A36TC, E55, F33A, F33C Schweizer Aircraft Corporation269C The Cessna Aircraft Company310, 310P, 310Q, 320, 401A, 401B, 402A, 402B, 414, 421, 421A, 421B The New Piper Aircraft Inc.PA-31, PA-31-300, PA-31-310, PA-31-325, PA-31-350, PA-36-285 (Normal Cat.), PA-36-285 (Restricted Cat.), PA-36-300 (Normal Cat.), PA-36-300 (Restricted Cat.), PA-36-375 (Normal Cat.), PA-36-375 (Restricted Cat.) Twin Commander Aircraft Corporation500-S
ACO: AIR-760: Central Certification Branch FTW