ELT REMOTE CONTROL (P/N 503-4) - New Surplus

The 503-4 is a panel-mounted remote control for FAA TSO-C126 series 406-MHz Emergency Locator Transmitters. This control unit provides cockpit activation, test, and reset functions for ELT systems, with integrated status indicators for monitoring transmitter operation. Connects to the ELT via dedicated wiring harness.

Installation follows the ELT manufacturer's manual and aircraft maintenance documentation to ensure proper integration with emergency systems.

What is the ELT REMOTE CONTROL (P/N 503-4)?

The 503-4 is a panel-mounted remote control for FAA TSO-C126 series 406-MHz Emergency Locator Transmitters. This control unit provides cockpit activation, test, and reset functions for ELT systems, with integrated status indicators for monitoring transmitter operation.

Is the 503-4 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The ELT REMOTE CONTROL is available in: New Surplus. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.

Does the 503-4 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 503-4?

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.