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Home - Engine Parts - Voltage Regulators

ZEFTRONICS VOLTAGE REGULATORS - GENERATOR CONTROLLERS FOR 28V TWIN ENGINE

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From $641.00 to $843.00

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Mfr PN	Description	Replacement for	PN	Price	Buy	Sub-Total
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 DGR7-28-25	07-00620	$641.00
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 DGR7-28-25 Zeftronics: G225EN (GCU), EQ2500 (EQ Relay)	07-00748	$797.00
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 DGR7-28-40	07-01364	$662.00
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 DGR7-28-40 Zeftronics: G240EN (GCU), EQ2500 (EQ Relay)	07-01365	$843.00
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 DGR7-28-50	07-01366	$656.00
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 DGR7-28-50 Zeftronics: G250EN (GCU), EQ2500 (EQ Relay)	07-01367	$814.00
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As a factory authorized Zeftronics distributor, we 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

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.

Click Here For Zeftronics Voltage Regulators
Click Here For Zeftronics Over-Voltage Relays & Sensors
Click Here For Zeftronics Generator Controllers - Single Engine
Click Here For Zeftronics Generator Controllers - 14V Twin Engine
Click Here For Zeftronics Parallel (EQ) Relay - 12V & 24V Twin Engines

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