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RX1-07-00635

Image for illustration only. It may show a product series rather than the exact product offered.

RX1-07-00635

Zeftronics Volt Reg R25400

549.78 EUR/EA

Excluding VAT

Availability

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

Part numbers

Roctexo
RX1-07-00635
Manufacturer
R25400
Vendor
ASS-07-00635
Vendor
07-00635

Product details

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.