© trainspo.comReggiane FDS 400
Built by Reggiane
Overview of the Reggiane FDS 400
Explore the historical FDS 400 steam locomotive, a significant piece of Italian railway heritage.
Built by Reggiane in 1931, this remarkable locomotive features a 950 mm gauge and a power output of 257 kW.
It served with the Azienda Regionale Sarda Trasporti (ARST) under the classification ARST 400.
Measuring 9.28 meters in length, the FDS 400 stands as a testament to a bygone era of steam traction.
Discover the enduring legacy and robust engineering of this iconic Italian locomotive, a true symbol of railway history.
Reggiane FDS 400 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Built by | Reggiane · 19313 units | |
| Power output | 257 kW345 hp | |
| Track gauge | 950 mmNarrow gauge3 ft 1⅜ in | |
| Length | 9.28 m30 ft 5 in |
Operators of the Reggiane FDS 400
Railway companies that have operated the FDS 400, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| Azienda Regionale Sarda Trasporti | ARST 400 | Italy |
Reggiane FDS 400 photos
Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.
Other Reggiane models

Reggiane
ATM Reggio
Tram
1928 · 65 km/h

Reggiane
ATM 1500
Tram
1927–1930 · 35 km/h

Reggiane
ATM Carrello
Tram
1927–1930 · 35 km/h

Reggiane
E428
Electric locomotive
1934–1943 · 100 km/h

Reggiane
E424
Electric locomotive
1943–1951 · 120 km/h

Reggiane
E551
Electric locomotive
1921–1925 · 50 km/h

Reggiane
FSE BB.150
Diesel locomotive
1959–1960 · 80 km/h

Reggiane
D341-2
Diesel locomotive
1960–1963 · 110 km/h
Similar steam locomotives from other manufacturers

Energie Marcinelle
KDL7 / 030T
Steam locomotive
277 kW

La Meuse
SHM 5
Steam locomotive
1929

Tubize
SDP 4 Helena
Steam locomotive
1927 · 50 km/h

Borsig
Bn2t
Steam locomotive
1925

Borsig
FCL 350
Steam locomotive
1925–1927 · 45 km/h

Jung
ZS 83
Steam locomotive
1923 · 35 km/h

SAM
CFV3V AD
Steam locomotive
1926 · 127 kW

O&K
VM Aliva
Steam locomotive
1926 · 30 km/h