© trainspo.comSAAS TMR BDeh 4/4
Built by SAAS, SWP
Overview of the SAAS TMR BDeh 4/4
Discover the TMR BDeh 4/4, a distinctive Electric Multiple Unit (EMU) that served with Transports de Martigny et Régions SA in Switzerland. This robust locomotive, built by SAAS and SWP between 1957 and 1964, is a testament to classic Swiss railway engineering.
With a gauge of 1000 mm and a UIC axle configuration of Bo'zz Bo'zz, the TMR BDeh 4/4 was designed for specific regional routes. Its compact 18-meter car length and a weight of 37.9 tonnes made it agile and efficient for its operational needs.
This EMU operated on 830 V DC electric systems, reaching a top speed of 50 km/h. The TMR BDeh 4/4 played a vital role in regional transportation, showcasing reliability and functionality. Explore the heritage of this Swiss narrow-gauge electric locomotive.
SAAS TMR BDeh 4/4 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Built by | SAAS, SWP · 1957–1964 | |
| Top speed | 50 km/h31 mph | |
| Electric systems |
| |
| Track gauge | 1,000 mmMetre gauge3 ft 3⅜ in | |
| UIC axle arrangement | Bo'zz Bo'zz | |
| Car length | 18 m59 ft 1 in | |
| Weight | 37.9 t83,555 lb |
Operators of the SAAS TMR BDeh 4/4
Railway companies that have operated the TMR BDeh 4/4, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| Transports de Martigny et Régions SA | TMR BDeh 4/4 | Switzerland |
More electric multiple units from SAAS

SAAS
TRN BDe 4/4 1-5
Electric multiple unit
1950 · 60 km/h

SAAS
MGB ABDeh 8/8
Electric multiple unit
1965 · 55 km/h

SAAS
BAM Be 4/4
Electric multiple unit
75 km/h · 780 kW

SAAS
TPC-AL BDeh 4/4 301-302
Electric multiple unit
1966 · 40 km/h

SAAS
ABDe 8/8
Electric multiple unit
1968 · 70 km/h

SAAS
LEB Be 4/4 I
Electric multiple unit
1966 · 80 km/h

SAAS
MThB ABDe 4/4
Electric multiple unit
1965 · 100 km/h

SAAS
CEV BDeh 2/4
Electric multiple unit
1970
Similar electric multiple units from other manufacturers

Carminati
FGC A4-A7
Electric multiple unit
1957 · 60 km/h

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

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

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

Mitsubishi
Yurikamome 7000
Electric multiple unit
60 km/h

OMS
ET007-008
Electric multiple unit
1955–1956 · 640 kW

SWP
ABe 8/8
Electric multiple unit
1959 · 60 km/h

Tokyu Car
YNT 2000
Electric multiple unit
60 km/h