The EMD Model 40 was a two-axle diesel-electric locomotive built by Electro-Motive Corporation, and its corporate successor, General Motors' Electro-Motive Division (EMD) between August 1940 and April 1943. Nicknamed "critters", eleven examples of this locomotive were built. Powered by twin General Motors

General Motors

General Motors Company , commonly known as GM, formerly incorporated as General Motors Corporation, is an American multinational automotive corporation headquartered in Detroit, Michigan and the world's second-largest automaker in 2010...

 Detroit Diesel

Detroit Diesel

As a corporation, Daimler Trucks North America has decided to rename the company "DETROIT".Detroit Diesel Corporation is an American-based diesel engine producer headquartered in Detroit, Michigan, USA...

 6-71 diesel engines, which produce a combined 300 horsepower

Horsepower

Horsepower is the name of several units of measurement of power. The most common definitions equal between 735.5 and 750 watts.Horsepower was originally defined to compare the output of steam engines with the power of draft horses in continuous operation. The unit was widely adopted to measure the...

. Original buyers included the Electro-Motive Corporation/EMD Plant #2 switcher, Defense Plant Corporation-4 units, the United States Army

United States Army

The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...

 3 units, and the United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 2 units, General Motors Cleveland Diesel Division 1 unit.

An HO scale

HO scale

HO or H0 is the most popular scale of model railway in the world.According to the NMRA standard S-1.2 predominantly used in North America, in HO scale, represents 1 real foot ; this ratio works out to about 1:87.1. According to the MOROP standard NEM 010 predominantly used in Europe, the scale is...

 model of the Model 40 is currently produced by Athearn

Athearn

Athearn is a United States manufacturer of model railroad equipment, produced and distributed by American hobby manufacturer Horizon Hobby, Inc. of Champaign, Illinois, USA.-History:...

. It is Digital Command Control

Digital Command Control

Digital Command Control is a standard for a system to operate model railways digitally. When equipped with Digital Command Control, locomotives on the same electrical section of track can be independently controlled....

 plug equipped.

Known locomotives

• s/n 1134 Museum of Industry, Stellarton, Nova Scotia
  Stellarton, Nova Scotia
  -External links:*...
  
  
• s/n 1308 scrapped
• s/n 1309 Lake Superior Railroad Museum
  Lake Superior Railroad Museum
  The Lake Superior Railroad Museum is a railroad museum in Duluth, Minnesota.The museum has seven steam, fourteen diesel and two electric locomotives, and over 40 other pieces of rolling stock...
  
  /Duluth, Minnesota
  Duluth, Minnesota
  Duluth is a port city in the U.S. state of Minnesota and is the county seat of Saint Louis County. The fourth largest city in Minnesota, Duluth had a total population of 86,265 in the 2010 census. Duluth is also the second largest city that is located on Lake Superior after Thunder Bay, Ontario,...
  
  
• s/n 1834 Cushing Stone Company, Amsterdam, New York
• s/n 1835 Hoosier Valley Railroad Museum
  Hoosier Valley Railroad Museum
  The Hoosier Valley Railroad Museum is a railroad museum located at 507 Mulberry Street in North Judson, Indiana.The non-profit museum is located at a former Erie Railroad facility. The museum is open Saturdays all year with train rides also available from May to October...
  
  /North Judson, Indiana
• s/n 2284 a northwest Indiana locomotive rebuilder
• s/n 2285 Walkersville Southern Railroad, Walkersville, Maryland
  Walkersville, Maryland
  Walkersville is a town in Frederick County, Maryland, United States. The population was 5,805 per the 2010 census.-History:Crum Road Bridge was listed on the National Register of Historic Places in 1978...
  
  
• s/n 2286 scrapped
• s/n 2287 Travel Town Museum
  Travel Town Museum
  Travel Town Museum is a transport museum within Griffith Park in Los Angeles, California.Travel Town was dedicated on December 14, 1952. There is no charge for museum admission or parking...
  
  , Los Angeles, California
  Los Angeles, California
  Los Angeles , with a population at the 2010 United States Census of 3,792,621, is the most populous city in California, USA and the second most populous in the United States, after New York City. It has an area of , and is located in Southern California...
  
  
• s/n 2288 York County Heritage Trust, York, Pennsylvania
  York, Pennsylvania
  York, known as the White Rose City , is a city located in York County, Pennsylvania, United States which is in the South Central region of the state. The population within the city limits was 43,718 at the 2010 census, which was a 7.0% increase from the 2000 count of 40,862...
  
  
• s/n 2289 scrapped