The reference for locomotives and railcars
Electro-Motive Division AEM-7
United States | 1978 | 29 produced
Amtrak AEM-7 at Union Station in New London in October 2007
Amtrak AEM-7 at Union Station in New London in October 2007
Smudge 9000
Manufacturermechanical part: Electro-Motive Division, electrical part: ASEA
Axle configB-B 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length51 ft 1 12/16 in
Service weight202,000 lbs
Adhesive weight202,000 lbs
Axle load50,500 lbs
Power sourceelectric - AC
Electric system11,000 V 25 Hz, 12,500 V 60 Hz, 25,000 V 60 Hz
Hourly power7,000 hp (5,220 kW)
Top speed125 mph
Starting effort51,710 lbf
Power Plant
Calculated Values
electric locomotive
last changed: 10 2023

We use cookies to save the following settings:

  • selected navigation structure
  • selected language
  • preferred units
  • spelling of railway company names

If you refuse the use of cookies, the settings will only be retained for the current session and will be reset to the default values the next time you visit the site.

Display of units

Here you can set the desired unit system for the technical data.

  • Metric: Lengths in meters, weights in tonnes, and volumes in cubic meters
  • Imperial (UK): Lengths in feet/inches, weights in long tons and volumes in imperial gallons
  • Imperial (US): Lengths in feet/inches, weights in pounds, and volumes in US gallons
  • Individual: Depends on the country of origin of each locomotive
Operator names

Here you can set the display of railway company names.

  • Short: Abbreviation or short form of the name
  • Standard: commonly used name, partially translated to English
  • Complete: full name in local language