Breda E551

Built by Ansaldo, Breda, CGE, OM, Reggiane, SNOS, TIBB, Vickers Terni

Top speed

50 km/h

31 mph

Power output

2,000 kW

2,682 hp

Weight

75 t

165,347 lb

Length

11.01 m

36 ft 1 in

Track gauge

1,435 mm

Standard gauge

Years built

1921–1925

183 units

Overview of the Breda E551

Explore the impressive FS E551 electric locomotive, a true gem of Italian railway history.

Built between 1921 and 1925 by renowned manufacturers like Ansaldo and Breda, the FS E551 represents an important milestone in the electrification of the Italian rail network. Originally designed as a steam locomotive, it was successfully converted to electric operation.

With a considerable power output of 2000 kW and a top speed of 50 km/h, this locomotive was a workhorse for the Italian State Railways (FS). Its imposing dimensions of 11.01 meters in length and a weight of 75 tons attest to its robustness and capability in hauling heavy trains.

The E551 series stands for reliability and technological advancement of its time. This electric locomotive is a fascinating piece of railway heritage, impressively reflecting the development of transportation in Italy.

Breda E551 technical specifications

	Value	Imperial / US
Built by	Ansaldo, Breda, CGE, OM, Reggiane, SNOS, TIBB, Vickers Terni · 1921–1925183 units
Top speed	50 km/h31 mph	31 mph
Power output	2,000 kW2,682 hp	2,682 hp
Electric systems	3.6 kV AC 16.7 Hz (2000 kW)
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	E
Length	11.01 m36 ft 1 in	36 ft 1 in
Width	2.85 m9 ft 4 in	9 ft 4 in
Height	3.74 m12 ft 3 in	12 ft 3 in
Weight	75 t165,347 lb	165,347 lb