The Department of Defense, through the Naval Air Warfare Center Aircraft Division (NAWCAD), is conducting market research to identify potential sources for the procurement of rack-mounted Analog Discrete Input Measurement instruments for the Engine Test Instrumentation Replacement System (ETIRS). The instruments must meet specific performance and environmental requirements, including compliance with military standards for equipment design and operational capabilities. This Request for Information (RFI) aims to gather vendor capabilities, documentation of past performance, and technical specifications, with responses due by December 16, 2024, at 4 PM EST. Interested parties should contact Terrence Shearer at terrence.d.shearer.civ@us.navy.mil for further details and to request the performance specification.