BBC Ge 4/4 I

Built by BBC, MFO, SLM

Top speed

80 km/h

50 mph

Power output

1,184 kW

1,588 hp

Weight

48 t

105,822 lb

Length

12.1 m

39 ft 8 in

Track gauge

1,000 mm

Metre gauge

Years built

1947–1953

10 units

Overview of the BBC Ge 4/4 I

Discover the classic RhB Ge 4/4 I, a powerful electric locomotive designed for the scenic Rhaetian Railway in Switzerland.

Built between 1947 and 1953 by BBC, MFO, and SLM, this iconic machine boasts a top speed of 80 km/h and operates on a 1000 mm gauge.

With its sturdy Bo'Bo' wheel arrangement and impressive 1184 kW power output, the Ge 4/4 I has been a reliable workhorse for decades, capable of delivering 142 kN of tractive effort.

Measuring 12.1 meters in length and weighing 48 tons, this locomotive is a testament to enduring Swiss engineering, utilizing 11 kV AC 16.7 Hz electric systems to navigate challenging mountain routes.

BBC Ge 4/4 I technical specifications

	Value	Imperial / US
Built by	BBC, MFO, SLM · 1947–195310 units
Top speed	80 km/h50 mph	50 mph
Power output	1,184 kW1,588 hp	1,588 hp
Tractive effort	142 kN31,923 lbf	31,923 lbf
Electric systems	11 kV AC 16.7 Hz
Track gauge	1,000 mmMetre gauge3 ft 3⅜ in	3 ft 3⅜ in
UIC axle arrangement	Bo'Bo'
Length	12.1 m39 ft 8 in	39 ft 8 in
Width	2.65 m8 ft 8 in	8 ft 8 in
Height	3.95 m13 ft 0 in	13 ft 0 in
Weight	48 t105,822 lb	105,822 lb