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Atlas/ TSOA/ TSO-C73

FAA · TSO Authorization

TSO-C73

STATIC ELECTRICAL POWER INVERTER

Historical Issued 03/23/2026 PDF ↗

What is a TSOA?

A Technical Standard Order Authorization is the FAA's permit for a manufacturer to produce equipment that meets a specific TSO standard (avionics, seats, parachutes, GPS receivers, etc.). The TSO sets the performance requirement; the TSOA is the holder's authorization to deliver compliant parts.

Authorized parts (4)

  • In-Seat Power Supply

    1215-1-( )

  • In-Seat Power Supply

    1215-20-( )

  • DC/AC In-Seat Power Supply (ISPS)

    1215-30; 1215-30-( )

  • Static Inverter Unit (SIU)

    1447-1; 1447-1-( )