SLM Deh 4/6

Built by SLM, MFO

Top speed

75 km/h

47 mph

Weight

54 t

119,049 lb

Length

14.6 m

47 ft 11 in

Track gauge

1,000 mm

Metre gauge

Years built

1941–1942

Axle arrangement

Bo'Bo'

Overview of the SLM Deh 4/6

Discover the Deh 4/6 electric locomotive, an iconic piece of Swiss railway history.

Built by SLM and MFO between 1941 and 1942, this resilient machine underwent refurbishment from 1986 to 1993, ensuring its continued service.

With a top speed of 75 km/h and a weight of 54 tonnes, the Deh 4/6 operates on a 1000 mm gauge, powered by a 15 kV AC 16.7 Hz electric system. Its Bo'Bo' axle configuration signifies its robust design.

Initially serving the Swiss Federal Railways (SBB), it later joined Die Zentralbahn, known as the ZB Deh 120 and ZB Deh 4/6.

Explore more about this remarkable electric locomotive from Switzerland. Source: www.juergs.ch.

SLM Deh 4/6 technical specifications

	Value	Imperial / US
Series	De 4/6
Built by	SLM, MFO · 1941–1942
Refurbished	1986 - 1993
Top speed	75 km/h47 mph	47 mph
Electric systems	15 kV AC 16.7 Hz
Track gauge	1,000 mmMetre gauge3 ft 3⅜ in	3 ft 3⅜ in
UIC axle arrangement	Bo'Bo'
Length	14.6 m47 ft 11 in	47 ft 11 in
Weight	54 t119,049 lb	119,049 lb