P/N: 4021689-901
Category: Radios & Communication
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
| Condition | Stock |
|---|---|
| As Removed | 1 Available |
The 4021689-901 is a low-range radar altimeter receiver/transmitter for the Honeywell RT-100 system. This component transmits signals toward terrain and processes ground-return data to provide accurate height-above-ground indication in the cockpit. Installed as part of the aircraft's radio altimeter system, it meets FAA TSO-C87 performance standards for reliability and accuracy.
Installation and testing must follow the RT-100 manual and your aircraft's Illustrated Parts Catalog specifications. Verify compatibility before installation and use approved maintenance data for return-to-service procedures.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
The 4021689-901 is a low-range radar altimeter receiver/transmitter for the Honeywell RT-100 system. This component transmits signals toward terrain and processes ground-return data to provide accurate height-above-ground indication in the cockpit.
Avionics compatibility depends on your aircraft model and existing installation. The RECEIVER is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.
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.
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.