EMD SW1200

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EMD SW1200
BN 251, an EMD SW1200, works the yard in Eola, Illinois (just east of Aurora).
Type and origin Power type Diesel-electric Builder General Motors Electro-Motive Division, General Motors Diesel, Canada Model SW1200 Build date January 1954 – May 1966 Total produced 1,056
Specifications Configuration: ​  • AAR B-B  • UIC Bo′Bo′ Gauge 4 ft 8+1⁄2 in (1,435 mm) standard gauge 1,000 mm (3 ft 3+3⁄8 in) metre gauge, Chile 5 ft (1,524 mm)(?), Panama 4 ft 8+1⁄2 in (1,435 mm) standard gauge, Brazil Prime mover EMD 12-567C Engine type V12 diesel Cylinders 12
Performance figures Power output 1,200 hp (890 kW)
Career Locale North America, South America Disposition Many scrapped, many still in use

An EMD SW1200 is a four-axle diesel switcher locomotive built by General Motors Electro-Motive Division between January 1954 and May 1966.^[1] Power is provided by an EMD 567C 12-cylinder engine, which generates 1,200 horsepower (890 kW). Additional SW1200 production was completed by General Motors Diesel in Ontario, Canada, between September 1955 and June 1964.

737 examples of this locomotive model were built for U.S. railroads, 287 were built for Canadian railroads,^[1] 4 were built for Brazilian railroads, 25 were built for a Chilean industrial firm, and 3 were built for the Panama Canal Railway.