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RX1-07-27287

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RX1-07-27287

B&C Alternator Boss Mount Kit L-40 with LR3D-14 14V - for Homebuilt

1192.93 EUR/EA

Excluding VAT

Availability

Up to 2 EA ready to ship on Thursday 2026-11-12Order before 16:00 CET Today
Up to 3 EA ready to ship on Monday 2026-11-16Order before 16:00 CET Today
1 EA available on request, inbound freight fee of 60 EUR appliesSpecial order from vendor stock.

Part numbers

Roctexo
RX1-07-27287
Manufacturer
L-40-BM-LR3D-14
Manufacturer
L-40_BM_LR3D-14
Vendor
07-27287

Product details

The B&C Specialty Products L-40-BM-LR3D-14 is a 14 V, 40 A belt-driven alternator system configured with the L-40 Boss Mount kit and an LR3D-14 external controller/regulator. It is intended for homebuilt and experimental aircraft electrical-system installations.

The L-40 alternator features a dynamically balanced rotor, sealed heavy-duty ball bearings, built-in cooling fans, and a third attachment point for stable support. The Boss Mount configuration is designed for installation on the engine’s machined lower mounting pad and includes the associated mounting bracket, attachment hardware, belt tension arm, high-performance belt, and pre-wired field connector assembly.

  • Manufacturer part number: L-40-BM-LR3D-14
  • Alternator output: 40 A
  • Electrical system: 14 V
  • Configuration: L-40 Boss Mount with LR3D-14 external controller/regulator
  • External regulation with over-voltage protection provided by the LR3D-14
  • For experimental/homebuilt aircraft only; not EASA/FAA approved

Confirm mounting arrangement, belt selection, wiring design, and suitability for the intended aircraft installation before purchase or installation.

Manufacturer reference material is available from B&C Specialty Products.