The EMD SW1200 is a diesel-electric switcher locomotive built by Electro-Motive Division (EMD) from 1954 to 1966. It features a 1,200 horsepower engine and is designed for yard and industrial switching tasks. The SW1200 is known for its reliability and versatility, making it a popular choice for railroads in North America. With a length of approximately 56 feet, the SW1200 can navigate tight spaces and perform various tasks, such as moving freight cars and assembling trains. Over 1,000 units were produced, and many are still in service today, showcasing the enduring legacy of this locomotive model in the rail industry.