© trainspo.comSWS LEB BDe 4/4
Built by SAAS, SWS
Overview of the SWS LEB BDe 4/4
Discover the LEB BDe 4/4, an iconic electric multiple unit that served the Chemin de fer Lausanne-Echallens-Bercher (LEB) in Switzerland.
Built between 1935 and 1947 by SAAS and SWS, this locomotive features a 1000 mm gauge, a hallmark of Swiss narrow-gauge railways.
Boasting a power output of 324 kW and a tractive effort of 36 kN, the LEB BDe 4/4 was well-equipped for its operational duties.
With a capacity for 40 second-class seats and operating on a 1.5 kV DC electric system, this 30.9-ton unit exemplifies classic Swiss narrow-gauge railway engineering.
SWS LEB BDe 4/4 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Built by | SAAS, SWS · 1935–19475 units | |
| Power output | 324 kW434 hp | |
| Tractive effort | 36 kN8,093 lbf | |
| Electric systems |
| |
| Track gauge | 1,000 mmMetre gauge3 ft 3⅜ in | |
| Capacity | 2nd class 40 seats | |
| Weight | 30.9 t68,123 lb |
Operators of the SWS LEB BDe 4/4
Railway companies that have operated the LEB BDe 4/4, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| Chemin de fer Lausanne-Echallens-Bercher | LEB BDe 4/4 | Switzerland |
SWS LEB BDe 4/4 photos
Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.
More electric multiple units from SWS

SWS
BDWM BDe 4/4
Electric multiple unit
43 km/h · 216 kW

SWS
BN Ce 2/4
Electric multiple unit
1934 · 90 km/h

SWS
B.V.B BDeh 2/4
Electric multiple unit
1940–1941 · 35 km/h

SWS
FW Be 4/4 (204-206)
Electric multiple unit
1946 · 65 km/h

SWS
SZB CFe 4/4.11
Electric multiple unit
1916 · 75 km/h

SWS
RBS Be 4/4 71
Electric multiple unit
1925

SWS
RhB ABDe 4/4
Electric multiple unit
1957–1958 · 65 km/h

SWS
FB BDe 4/4
Electric multiple unit
1959–1966 · 65 km/h
Similar electric multiple units from other manufacturers

Gottfried Lindner
ET10.103
Electric multiple unit
1935 · 100 km/h

BBC
SAD BDe 4/8
Electric multiple unit
65 km/h · 400 kW

BBC
BCFeh 4/4
Electric multiple unit
40 km/h · 440 kW

MFO
BCe 4/4
Electric multiple unit
1933 · 65 km/h

Jeumont-Schneider
SNCF Z 4100
Electric multiple unit
90 km/h · 560 kW

ASEA
SRJ X4p
Electric multiple unit
1938–1940

BBC
BOB ABDeh 4/4
Electric multiple unit
70 km/h · 632 kW

CAF
FEVE 3300
Electric multiple unit
100 km/h · 660 kW