SIG AB BDe 4/4.46-47

Built by FFA, SIG, MFO

Top speed

65 km/h

40 mph

Power output

565 kW

758 hp

Weight

37 t

81,571 lb

Track gauge

1,000 mm

Metre gauge

Years built

1968

Overview of the SIG AB BDe 4/4.46-47

Discover the AB BDe 4/4.46-47 EMU, an iconic piece of Swiss railway history.

Built in 1968 by FFA, SIG, and MFO, this Electric Multiple Unit faithfully served the Appenzeller Bahnen, contributing significantly to regional transportation with its reliable performance.

Refurbished in 1998, the AB BDe 4/4.46-47 boasts a top speed of 65 km/h and offers seating for 32 passengers, ensuring a pleasant journey through scenic landscapes.

Measuring 18.9 meters long and weighing 37 tons, this locomotive operates on a 1000 mm gauge with 1.5 kV DC electric systems, delivering a powerful 565 kW output. It's a perfect example of robust engineering designed for challenging terrain.

SIG AB BDe 4/4.46-47 technical specifications

	Value	Imperial / US
Built by	FFA, SIG, MFO · 1968
Refurbished	1998
Top speed	65 km/h40 mph	40 mph
Power output	565 kW758 hp	758 hp
Electric systems	1.5 kV DC
Track gauge	1,000 mmMetre gauge3 ft 3⅜ in	3 ft 3⅜ in
Capacity	32 seats
Car length	18.9 m62 ft 0 in	62 ft 0 in
Weight	37 t81,571 lb	81,571 lb