SJ X7

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X7
In service 1949 - 1983
Manufacturer ASEA
Constructed 1949-51
Number built 26 (motor car)
22 (trailer)
Fleet numbers 222-244, 255-257
Operator Statens Järnvägar
Specifications
Car length 22,650 mm (motor car)
23,330 mm (trailer)
Maximum speed 90 km/h
Weight 47 tonnes (motor cars)
32 tonnes (trailer)
Power output 440 kW
Power supply Pantograph
Gauge 1,435 mm (4 ft 8½ in)
Voltage 15 kV 16⅔ Hz AC

X7 is a series of electric railcars operated by Statens Järnvägar (SJ) of Sweden as local trains. 26 motor cars were built, with an additional 22 trailers, by ASEA in 1949-51. They were put into service on the predecessors to the Skåne and Gothenburg commuter rail systems. The X7 was in service until 1983, when it was replaced with X10.

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