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Locomotive-Specs
SAAS DSF BDe 4/4 – photo 1© trainspo.com
Electric multiple unit

SAAS DSF BDe 4/4

Built by SIG, SWS, BBC, SAAS, MFO

Top speed
100 km/h
62 mph
Power output
1,100 kW
1,475 hp
Track gauge
1,435 mm
Standard gauge
Years built
1966

Overview of the SAAS DSF BDe 4/4

Explore the DSF BDe 4/4, an iconic electric multiple unit (EMU) built in 1966 by a consortium of renowned manufacturers including SIG, SWS, BBC, SAAS, and MFO. This versatile locomotive boasts a capacity of 48 seats and can reach a top speed of 100 km/h, making it a reliable workhorse.

With an impressive power output of 1100 kW and a tractive effort of 137 kN, the DSF BDe 4/4 is designed for efficient operation. Its standard gauge of 1435 mm and a car length of 24.3 meters allow it to navigate various railway lines with ease.

Originally operated by Draisinen Sammlung Fricktal, this electric train later served with Schweizerische Südostbahn AG under the designation SOB BDe 556, solidifying its place in Swiss railway history.

SAAS DSF BDe 4/4 technical specifications

Value
Built bySIG, SWS, BBC, SAAS, MFO · 1966
Top speed100 km/h62 mph
Power output1,100 kW1,475 hp
Tractive effort137 kN30,799 lbf
Track gauge1,435 mmStandard gauge4 ft 8½ in
Capacity48 seats
Car length24.3 m79 ft 9 in

Operators of the SAAS DSF BDe 4/4

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

OperatorClassCountry
Draisinen Sammlung FricktalDSF BDe 4/4Switzerland
Schweizerische Südostbahn AGSOB BDe 556Switzerland

SAAS DSF BDe 4/4 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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