The DOE’s National Energy Technology Laboratory is conducting market research to identify contractors capable of providing a Spinning Drop Video Tensiometer for its Oil and Gas Center of Excellence. This is a Sources Sought notice only—not a solicitation—and no contract will be awarded from it, though responses will inform a future RFQ’s business type determination. Interested parties must submit a cover page, a statement of capabilities, country of origin for offered items, and product lead time, with responses limited to 20 pages. The required system must be fully assembled, factory-tested, and include all hardware, software, consumables, and documentation. No budget or performance location was specified in the notice.