SWP SBB BDe 4/4

Built by SLM, SWP, BBC, MFO, SAAS

Top speed

110 km/h

68 mph

Power output

1,176 kW

1,577 hp

Weight

57 t

125,663 lb

Length

22.7 m

74 ft 6 in

Track gauge

1,435 mm

Standard gauge

Years built

1952–1955

31 units

Overview of the SWP SBB BDe 4/4

Explore the SBB BDe 4/4, a versatile electric railcar built for both passenger and freight services.

Produced between 1952 and 1955, this reliable railcar served the Swiss Federal Railways (SBB) and the Oensingen-Balsthal-Bahn (OeBB). With a robust 1176 kW power output and a top speed of 110 km/h, it was well-equipped to handle the demands of the Swiss railway network.

Featuring a standard gauge of 1435 mm and a Bo'Bo' wheel arrangement, the SBB BDe 4/4 offered a seating capacity of 40 and weighed 57 tons, making it a dependable choice for various railway operations. Its 15 kV AC 16.7 Hz electric system ensured efficient and sustainable performance.

Today, several units are preserved by SBB Historic, standing as a testament to its historical significance and engineering prowess within Swiss railway heritage.

SWP SBB BDe 4/4 technical specifications

	Value	Imperial / US
Built by	SLM, SWP, BBC, MFO, SAAS · 1952–195531 units
Top speed	110 km/h68 mph	68 mph
Power output	1,176 kW1,577 hp	1,577 hp
Electric systems	15 kV AC 16.7 Hz
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	Bo'Bo'
Capacity	40 seats
Length	22.7 m74 ft 6 in	74 ft 6 in
Weight	57 t125,663 lb	125,663 lb