| 100 Series | |
|---|---|
 A 100 Series train on Line D, before mid-life refurbishment | |
| Manufacturer | Alstom |
| Family name | Alstom Metropolis |
| Constructed | 2001-2009 |
| Entered service | 2004 |
| Number built | 96 |
| Number in service | 96 |
| Formation | 6 cars per trainset |
| Operators | Buenos Aires Underground |
| Lines served |   |
| Specifications | |
| Car body construction | Stainless steel |
| Doors | 4 per side |
| Traction system | Alstom ONIX 1500 IGBT-VVVF |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) standard gauge |
The 100 Series are a series of underground railway cars manufactured by Alstom in Brazil and Argentina for use on the Buenos Aires Underground. They are used on Line D of the network, where they make up the vast majority of the fleet, serving alongside some 300 Series and Fiat-Materfer cars. Since 2019, some units have also been used on the Line E.[1]
- ^ "Ya funciona el primer tren Alstom en la línea E". enelSubte (in Spanish). 5 November 2019. Retrieved 16 March 2022.