© trainspo.comSIG BLM BDe 4/4
Built by BBC, SAAS, SIG
Overview of the SIG BLM BDe 4/4
Discover the BLM BDe 4/4, a distinctive railcar engineered for the stunning mountain routes of Switzerland.
Built in 1967 by BBC, SAAS, and SIG, this electric train showcases Swiss engineering prowess with its 1000 mm gauge and 550 V DC electric system.
Its Bo'Bo' axle configuration and 16.96-meter length allow for agile navigation across challenging terrain, promising a unique travel experience.
Weighing 24.3 tons and reaching a top speed of 30 km/h, the BLM BDe 4/4 expertly balances power with stability.
As part of the Bergbahn Lauterbrunnen-Mürren (BLM) fleet, this model has been instrumental in passenger transport, enabling countless journeys through the picturesque Swiss Alps.
Experience the enduring strength and classic charm of this railway icon.
SIG BLM BDe 4/4 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Built by | BBC, SAAS, SIG · 19673 units | |
| Top speed | 30 km/h19 mph | |
| Electric systems |
| |
| Track gauge | 1,000 mmMetre gauge3 ft 3⅜ in | |
| UIC axle arrangement | Bo'Bo' | |
| Length | 16.96 m55 ft 8 in | |
| Weight | 24.3 t53,572 lb |
Operators of the SIG BLM BDe 4/4
Railway companies that have operated the BLM BDe 4/4, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| Bergbahn Lauterbrunnen-Mürren | BLM BDe 4/4 | Switzerland |
SIG BLM BDe 4/4 photos
Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.














