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Locomotive-Specs
MFO Re 4/4 II – photo 1© trainspo.com
Electric locomotive

MFO Re 4/4 II

Built by SLM, BBC, MFO, SAAS

Top speed
140 km/h
87 mph
Power output
4,700 kW
6,303 hp
Weight
80 t
176,370 lb
Length
15.41 m
50 ft 7 in
Track gauge
1,435 mm
Standard gauge
Years built
1967–1985
277 units

Overview of the MFO Re 4/4 II

Discover the powerful Re 4/4 II electric locomotive, a true workhorse of the rails.

Built between 1967 and 1985 by SLM, BBC, MFO, and SAAS, this iconic locomotive boasts a top speed of 140 km/h.

With a standard gauge of 1435 mm and a Bo'Bo' axle configuration, the Re 4/4 II delivers impressive performance and reliability.

Its robust dimensions include a length of 15.41 meters, a width of 2.97 meters, and a height of 4.5 meters, weighing in at 80 tons.

Operating on 15 kV AC 16.7 Hz electric systems, it generates a substantial 4700 kW of power and 255 kN of tractive effort.

Serving various railway companies across Switzerland and Germany, the Re 4/4 II has established itself as a dependable and efficient choice for rail transport.

MFO Re 4/4 II technical specifications

Value
SeriesRe 4/4 II
Built bySLM, BBC, MFO, SAAS · 1967–1985277 units
Top speed140 km/h87 mph
Power output4,700 kW6,303 hp
Tractive effort255 kN57,326 lbf
Electric systems
  • 15 kV AC 16.7 Hz
Track gauge1,435 mmStandard gauge4 ft 8½ in
UIC axle arrangementBo'Bo'
Length15.41 m50 ft 7 in
Width2.97 m9 ft 9 in
Height4.5 m14 ft 9 in
Weight80 t176,370 lb

Operators of the MFO Re 4/4 II

Railway companies that have operated the Re 4/4 II, with the class designation used by each of them.

OperatorClassCountry
Steiermarkbahn Transport and Logistik GmbHSTB 421Austria
HSL LogistikHSL 421Germany
MittelweserbahnMWB Re 421Germany
TXLogistikTXL 421Germany
Unternehmen Umwelt- und TransportlogistikUTL Re 421Germany
BLS AGBLS Re 420Switzerland
Dampflok Depot FullDDF 421Switzerland
International Rolling Stock InvestmentIRSI Re 421Switzerland
RailCare AGrailCare Re 4/4 IISwitzerland
SBB CargoSBB Cargo Re 420Switzerland
SBB CargoSBB Cargo Re 421Switzerland
Swiss Federal RailwaysSBB Re 420Switzerland
TR Trans Rail AGTransrail Re 421Switzerland
WRS Widmer Rail Services Personal AGWRSCH Re 420Switzerland
WRS Widmer Rail Services Personal AGWRSCH Re 421Switzerland

MFO Re 4/4 II photos

Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.

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