Breda ATM M1.100

Built by Breda, Fiat, Marelli

Top speed

80 km/h

50 mph

Power output

360 kW

483 hp

Weight

33.8 t

74,516 lb

Length

70.16 m

230 ft 2 in

Track gauge

1,435 mm

Standard gauge

Years built

1962–1974

82 units

Overview of the Breda ATM M1.100

Discover the ATM M1.100, an iconic electric multiple unit with a rich Italian heritage.

Built between 1962 and 1974 by renowned manufacturers like Breda, Fiat, and Marelli, this historic locomotive served the Azienda Trasporti Milanesi (ATM) and remains a significant part of Milan's urban transport history.

The ATM M1.100 boasts a top speed of 80 km/h and features a 4-car formation (2M2T) with a total length of 70.16 meters, providing comfortable seating for 32 passengers per car.

Its reliable operation is ensured by a 750 V DC electric system powered by a third rail, delivering a power output of 360 kW.

Operating on a standard 1435 mm gauge and classified with UIC axles as Bo'Bo', these units represent a notable piece of Italian railway engineering.

Breda ATM M1.100 technical specifications

	Value	Imperial / US
Series	ATM M1 Serie 100/200
Built by	Breda, Fiat, Marelli · 1962–197482 units
Top speed	80 km/h50 mph	50 mph
Power output	360 kW483 hp	483 hp
Electric systems	750 V DC (3rd rail)
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	Bo'Bo'
Formation	4 cars (2M2T)
Capacity	32 seats
Car length	17.54 m57 ft 7 in	57 ft 7 in
Train length	70.16 m230 ft 2 in	230 ft 2 in
Width	2.85 m9 ft 4 in	9 ft 4 in
Height	3.51 m11 ft 6 in	11 ft 6 in
Weight	33.8 t74,516 lb	74,516 lb