This is a Sources Sought notice for market research only from the Naval Air Systems Command (NAVAIR); it is not a request for proposals and no contract is guaranteed. NAVAIR is seeking information on sources capable of providing a main line contactor (MLC) that works with a generator control unit (GCU), including existing, commercial off-the-shelf (COTS), or modifiable units. The performance of services is specified to be within the United States of America. Interested companies, especially small businesses, are encouraged to submit a detailed capability statement addressing specific technical and operational requirements. No budget or funding information is provided for this market research phase.