The Department of Defense, through the Naval Air Warfare Center Aircraft Division (NAWCAD), is conducting market research to identify potential sources for rack-mounted Analog Discrete Input Measurement instruments as part of the Engine Test Instrumentation Replacement System (ETIRS). The instruments must meet specific performance and environmental requirements, including compliance with military standards for electrical and electronic properties measuring and testing instruments. This Request for Information (RFI) is intended to gather vendor capabilities, past performance data, and technical specifications, with responses due by December 16th at 4 PM EST. Interested vendors should contact Paras Patel or Terrence Shearer for further details and must provide a current DD2345 form to access the performance specifications.