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Zeftronics Volt Reg R25400

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Zeftronics Volt Reg R25400

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Part numbers : RX1-07-00635 , R25400 , ASS-07-00635 , 07-00635
Unit of Measure: EA

551.28 EUR / EA 551.28 EUR 551.28 € excl. VAT

551.28 EUR / EA excl. VAT

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Availability
Up to 2 EA ready to ship on Thursday 2026-11-12
Order before 16:00 CET Today
Up to 12 EA ready to ship on Monday 2026-11-16
Order before 16:00 CET Today
12 EA available on request, inbound freight fee of 60 EUR applies
Special order from vendor stock.

The Zeftronics R25400 is a 28 V electronic alternator controller designed to regulate alternator field current and maintain system bus voltage. It combines voltage regulation, remote voltage sensing, low- and over-voltage indication, field-to-ground fault protection and a built-in troubleshooting light.

  • Manufacturer part number: R25400
  • Nominal voltage regulation: 28.7 V ± 0.4 V
  • Maximum field current: 5 A
  • Built-in over-voltage protection: 32.0 V ± 0.8 V
  • Low-voltage indication threshold: 24.7 V ± 0.5 V
  • Remote voltage sensing for improved voltage regulation
  • Field-to-ground fault protection and on-unit troubleshooting light

The manufacturer identifies R25400 as a cross-reference for Cessna C611005-0101, C611005-0102 and C611005-0103; Electrodelta VR515F, VR515G and VR515GA; and Lamar DGR3. Verify the required part number, connector configuration, installation wiring and aircraft eligibility before installation.

The manufacturer lists this unit as FAA-STC approved. EASA approval status is not stated in the available source material and should be confirmed where required.

See the manufacturer’s R25400 product page for current product documentation and installation information.

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Orders with purchased items below 100.00 € incur a small order fee of 10.00 €. Both amounts exclude VAT. Shipping, other fees and core deposits do not count towards the limit.

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