MARKER BEACON (P/N cn40c) - As Removed

The cn40c is a marker beacon indicator for aircraft instrument panels. This component displays cockpit indications when the aircraft crosses ILS marker transmitters during approach procedures. It integrates with 75 MHz marker beacon receiving equipment and antennas meeting FAA TSO-C35d standards.

The indicator mounts on the flight deck to show marker status—outer, middle, or inner beacon detection—providing essential navigation reference during instrument approaches. Installation requires verification with your aircraft's Illustrated Parts Catalog and compliance with the avionics installation manual for proper integration with existing marker receiver systems.

What is the MARKER BEACON (P/N cn40c)?

The cn40c is a marker beacon indicator for aircraft instrument panels. This component displays cockpit indications when the aircraft crosses ILS marker transmitters during approach procedures.

Is the cn40c compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The MARKER BEACON is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.

Does the cn40c come with an 8130-3 airworthiness tag?

Availability of an FAA 8130-3 tag depends on the part condition. Overhauled and repaired units typically include 8130-3 documentation. As-removed units may include a removal tag with trace history. Contact us for specific documentation on the condition you need.

Do you offer bench testing for the cn40c?

We can arrange bench testing through our network of FAA-certified repair stations. Call (904) 998-9101 for testing availability and turnaround times, or submit an RFQ with your specific requirements.