Engine Parts - Voltage Regulators
ZEFTRONICS VOLTAGE REGULATORS
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As a factory authorized Zeftronics distributor, Aircraft Spruce can assure you the fastest delivery and best prices on all of your Zeftronics engine accessory requirements. We carry the complete Zeftronics product line. If you do not see the product you need listed, please call us for price and availability.
We have complete information on file cross referencing Zeftronics part numbers to all OEM part numbers.If you are not sure what part number you need for your aircraft, please call us for immediate assistance.
Download Aircraft Eligibility Chart in .pdf.
Note : Please read wiring instructions carefully prior to installation of voltage regulators. Improper wiring will void warranty All returns subject to manufacturer's warranty inspection. For an accurate cross reference, OEM Part Number Required. For Aircraft Eligibility, download the Eligibility Chart.
Zeftronics
Alternator Controllers - Voltage Regulators
Mfr P/N
Description
Replacement for
Part Number
Price
Buy
R15100 Rev A
14V ACU
With Ground-Fault-Protection,
Trouble-Shooting Light
Cessna : C611001-0101, 2, 0201.
Beech : 33-380010.
Electrodelta : VR600.
FORD : D4FF-10316-BA, CA
07-00622
GET 10% OFF - EXPIRES 12/31/09
$102.50
R15V00 Rev A
14V ACU
With Ground-Fault-Protection, Trouble-Shooting Light
&
16V OV
Over-Voltage Protection Built-In
Cessna : C611001-0101, 2, 0201. Beech : 33-380010.
Electrodelta : VR600. VR600A
FORD : D4FF-10316-BA, CA
Zeftronics : R15100 Rev A (ACU), V11100 (OVS)
07-00628
$129.95
R1510N
14V ACU
With Ground-Fault-Protection, Adjustable, Dual Alternator Application
Prestolite : VSF7201, 2, 2S, 3, 3A, 3S, 4
Electrodelta : VSF7203A
TCM : 649684-1
Piper : 550-383.
07-00624
$186.95
R15V0N
14V ACU
With Ground-Fault-Protection, Low & Over-voltage light output
&
16V OV
Over-Voltage Protection Built-In
Prestolite : VSF7201, 2, 2S, 3, 3A, 3S, 4
Electrodelta : VSF7203A
TCM : 649684-1
Piper : 550-383.
Zeftronics : R1510N (ACU), V1510A (OVR)
07-00630
$277.50
R1510L
14V ACU
With Ground-Fault-Protection,
Trouble-Shooting Light,
Reduced Panel Light Flicker
Piper : 450-392, 484-121, 66804-03, 756-055, 484-088
Beech : 169-380063
Wico : X16300B, X17990.
Lamar : B00267-1,2, B00331-1,2.
Delco Remy : 9000590, 1116393, 1116398
Electrodelta : VR200, A
Commander : 1816110
Prestolite : FVR4004,4224, 4011
RBM : 87-87102-21
Lycoming : LA-11357, 12747
07-00623
GET 10% OFF - EXPIRES 12/31/09
$102.95
R15V0L
14V ACU
With Ground-Fault-Protection, Trouble-Shooting Light, Reduced Panel Light Flicker
&
16V OV
Over-Voltage Protection Built-In
Piper : 557-337.
Lamar : B00371-1,-8,-14
Electrodelta : VR371
Piper : 450-392, 484-121, 66804-03, 756-055, 484-088
Beech : 169-380063
Wico : X16300B, X17990.
Lamar : B00267-1,2, B00331-1,2. Delco Remy: 9000590, 1116393, 1116398
Electrodelta : VR200, A
Commander : 1816110
Prestolite : FVR4004,4224, 4011 RBM : 87-87102-21
Lycoming : LA-11357, 12747
Zeftronics: R1510L (ACU), V1510A (OVR)
07-00629
GET 10% OFF - EXPIRES 12/31/09
$146.50
R15300
14V ACU
With Ground-Fault-Protection, Trouble-Shooting Light, Black Plastic Connector
&
16V OV
Over-Voltage Protection Built-In
Mooney : 800270-505, 880016-503
Electrodelta : VR415F.
Lamar : DGR1-1
07-00625
$190.50
R1530B
14V ACU
With Ground-Fault-Protection, Trouble-Shooting Light, MS Cannon Plug
&
16V OV
Over-Voltage Protection Built-In
Mooney : 880016-501
Beech : 35-380093-1,2,3.
Electrodelta : VR414
Lamar : B00403-1
Electromech: EM2073-1, 2
Oeco : 20053, 20065, 20137, 20437, 20082,
07-00626
$236.50
R25101 Rev A
27.7V ACU
Trouble-shooting Light, Field To Ground Fault Protection
Cessna : C611004-0101,C611002-0102,-0105
Ford : C8FF/C6FF-10316-A,
TCM : 636147
Electrodelta : VR500-0101.
07-00631
$89.50
R25102 Rev A
28.8V ACU
Trouble-shooting Light, Field To Ground Fault Protection
Cessna : C611004-0102
Electrodelta : VR500-0102.
07-00632
$89.50
R251DR
27.7V ACU
Trouble-shooting Light, Field To Ground Fault Protection
Delco Remy : 9000591
Lycoming : 74292
TMC : 631656
07-00634
$209.50
R25400
28V ACU
Trouble-shooting Light, Ground Fault Protection, Low & OV Sensor Indication, Remote Voltage Sensor
&
32V OV
Over-voltage Protection
Cessna : C611005-0103, -0101, -0102
Electrodelta : VR515F,G, GA
Lamar : DGR3
07-00635
$131.50
R2510N
28V ACU
With Ground-Fault-Protection, Adjustable, Dual Alternator Application
Prestolite : VSF7403A, 3S, 4.
Piper : 550-381
Lycoming : LW10179, 77347
07-00633
$207.50
R25V0N
28V ACU
With Ground-Fault-Protection, Adjustable, Dual Alternator Application
&
32V OV
Over-voltage Protection
Prestolite : VSF7403A, 3S, 4.
Piper : 550-381
Lycoming : LW10179, 77347
Zeftronics : R2510N (ACU), V2510A (OVR)
07-00636
$275.75
Zeftronics
Over-Voltage Relays & Sensors
Mfg. P/N
Description
Replacement for
Part Number
Price
Buy
V11100
16V
Over-Voltage Sensor
More Precise,
Less Temperature Sensitive,
Protect sensitive Avionics equipment
Cessna : C593001-0101.
Lamar : DG01
Electrodelta : OS60
Hopkins : 0337
Electromech : EM235
Zeftronics: ACU P/N: R15V00 Rev A has this Over-Voltage sensor built-in.
07-00637
$65.50
V1510A
16V
Over-Voltage Relay
More Precise,
Less Temperature Sensitive,
Protect sensitive Avionics equipment
Piper : 450-397, 484-183, 550-380, 450-393
Beech : 138-1.
Wico : X-17621.
Lamar : B00289-2, B00339-1.
Electrodelta : OS75-14.
Delco-Remy : 1115831.
Prestolite : FOC-4002B.
Zeftronics: ACU PN R15V0N or ACU P/N: R15V0L has this Over-Voltage relay built-in
07-00638
$98.50
V25101
32V
Over-Voltage Relay
More Precise,
Less Temperature Sensitive,
Protect sensitive Avionics equipment
Cessna : C593003-0101, -0102
Electrodelta : OS100-0101
Electromech : EM233
Lamar : DG02-28
Other P/n : 138-3
07-00639
$87.50
V2510A
32V
Over-Voltage
Relay
More Precise, Less Temperature Sensitive, Protect sensitive Avionics equipment
Piper : 484-182, 550-382, 584-043
Prestolite : FOC4003A, B
Lycoming : 74804, 78060
Wico : X17634, X17620
Delco Remy : 1115832
Zeftronics: ACU PN R25V0N has this Over-Voltage Relay built-in
07-00640
$114.50
Zeftronics
Generator Controller - Voltage Regulators
For Type A Delco Remy Generators : Single Engine
Mfg. P/N
Description
Replacement for
Part Number
Price
Buy
G1120N
14V, 12A GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1118383, 1118902,
Electrodelta : VR300-14-12
Lamar : DGR7-14-12
Cessna : 0413025-1.
07-00736
$134.95
G1200N
14V, 20A GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1118736, 1118904 1119226
Electrodelta: VR300-14-20
Lamar : DGR7-14-20
Lycoming : 72205
Piper : 450-383
Cessna: 0413025-4, 5, 12.
07-00617
$133.95
G1250N
14V, 25A: GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1118384, Electrodelta: VR300-14-25
Lamar: DGR7-14-25
Cessna: 0413025-2, 3
07-00739
$133.95
G1350N
14V, 35A GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1118704, 1119220, 1118892
Electrodelta: VR300-14-35
Cessna: 0413025-6, 8, 10
Beech : 35-380142-7
Piper : 450-390
Lamar : DGR7-14-35
Lycoming : 62883
07-00618
$133.95
G1500N
14V, 50A: GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1118884, 1118713, 1119224,
Electrodelta: VR300-14-50 Cessna: 0413025-7, 9, 11
Mooney : 940035-501
Beech : 35-380142-9
Lycoming : 71745
Lamar : DGR7-14-50
07-00619
$133.95
Zeftronics
Generator Controller - Voltage Regulators
For Type A Delco Remy Generators : 14V Twin Engine
Mfg. P/N
Description
Replacement for
Part Number
Price
Buy
G135EN
14V, 35A GCU
Trouble-shooting light, GCU will not cause OV fault in system, Reverse Current Protection.
Delco Remy : 1119145, E
Electrodelta: VR300-14P-35
Lycoming : 68626
07-01361
$207.95
G135KN
14V, 35A GCU
Auto Paralleling
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1119145, E
Electrodelta: VR300-14P-35
Lycoming : 68626
Zeftronics : G135EN (GCU), EQ1500 (EQ Relay)
07-01362
$228.95
G150EN
14V, 50A GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1119246, E
Electrodelta: VR300-14P-50
Lycoming : 72077
Piper : 450-385
07-00745
$221.95
G150KN
14V, 50A GCU
Auto Paralleling
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1119246, E
Electrodelta: VR300-14P-50
Lycoming : 72077
Piper : 450-385
Zeftronics : G150EN (GCU), EQ1500 (EQ Relay)
07-01363
$228.95
Parts ending in "EN" require separate EQ Relay.
Parts ending in "KN" auto parallel: No EQ Relay required.
Purchase Twin Engine GCU's in pairs. Cannot mix-match manufacture.
Zeftronics
Generator Controller - Voltage Regulators
For Type A Delco Remy Generators : 28V Twin Engine
Mfg. P/N
Description
Replacement for
Part Number
Price
Buy
G225EN
28V, 25A GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1118976,B,C, 1118799 1119218
Electrodelta: VR300-28-25
Lycoming : 71350, 68872
Cessna : 0850460-8, 4, 6, 7
Beech : 35-380142-13
Lamar : DGR7-28-25
07-00620
$195.95
G225KN
28V, 25A GCU
Auto Paralleling
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1118976,B,C, 1118799 1119218
Electrodelta: VR300-28-25
Lycoming : 71350, 68872
Cessna : 0850460-8, 4, 6, 7
Beech : 35-380142-13
Lamar : DGR7-28-25
Zeftronics : G225EN (GCU), EQ2500 (EQ Relay)
07-00748
$232.95
G240EN
28V, 40A GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1119237
Electrodelta: VR300-28-40
Lycoming : 71979
Beech : 35-380142-15
Lamar : DGR7-28-40
07-01364
$207.95
G240KN
28V, 40A GCU
Auto Paralleling
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1119237
Electrodelta: VR300-28-40
Lycoming : 71979
Beech : 35-380142-15
Lamar : DGR7-28-40
Zeftronics : G240EN (GCU), EQ2500 (EQ Relay)
07-01365
$228.95
G250EN
28V, 50A GCU
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1119656
Electrodelta: VR300-28-50
Cessna : 0850460-9
Beech : 35-380142-15
Lamar : DGR7-28-50
07-01366
$207.95
G250KN
28V, 50A GCU
Auto Paralleling
Trouble-shooting light, GCU will not cause OV fault in system,
Reverse Current Protection
Delco Remy : 1119656
Electrodelta: VR300-28-50
Cessna : 0850460-9
Beech : 35-380142-15
Lamar : DGR7-28-50
Zeftronics : G250EN (GCU), EQ2500 (EQ Relay)
07-01367
$228.95
Parts ending in "EN" require separate EQ Relay.
Parts ending in "KN" auto parallel: No EQ Relay required.
Purchase Twin Engine GCU's in pairs. Cannot mix-match manufacture.
Zeftronics Parallel (EQ) Relay
For Type A Delco Remy Generators : 12V & 24V Twin Engine
Mfg. P/N
Description
Replacement for
Part Number
Price
Buy
EQ1500
14V EQ Relay
Works with Electronic & Vibrating Point, Reduce arcing.
Delco Remy : 1116887
Piper : 450-386
Lamar : DGP1
Lycoming : 68628
Zeftronics: GCU PN
07-00616
$133.50
EQ2500
24V EQ Relay
Works with Electronic & Vibrating Point, Reduce arcing.
Delco Remy : 1116902
Cessna : 0850460-5
Lamar : DGP2
Lycoming : 71349
07-00615
$134.95
Remove the separate Parallel (EQ) Relay by installing Zeftronics Auto-Parallel units. Auto-Parallel units end in the letters "KN"