Safetran Systems Corporation is a US-based supplier of switch machines, railroad wayside signal systems, rail transit signaling and rail-highway grade crossing active warning systems.The company is a major supplier of freight/commuter rail and transit signal systems with projects on CSX, Norfolk Southern, Union Pacific, BNSF, Amtrak (National Railroad Passenger Corporation), MBTA (Massachusetts Bay Transit Authority), Metra (Chicago), Metrolink (Los Angeles), Metropolitan Transit, New Jersey Transit, New York City Transit, SEPTA (Southeastern Pennsylvania Transportation Authority) and others.