Rolling stock › In serviceData updated
Class 444 Desiro
Siemens' five-car Desiro for SWR's long-distance routes from Waterloo to Portsmouth, Poole and Weymouth. Two can run together as ten cars, or one with a four-car 450 as nine.
Drawing to come
- Type
- Electric multiple unit
- Builder
- Siemens Transportation Systems
- In service
- since 2004
- Operators
- South Western Railway
- Formation
- 5 cars
- Trains in fleet
- 45
- Fleets
- South Western Railway: 45
- Top speed
- 100 mph
- Power
- 750 V DC third rail
- Car width
- 2.80 m
- Seats per train
- 359
- Total capacity
- SWR: 327 standard and 32 first class. As built, 334 (35 first, 299 standard: Siemens, 2003)
- Status
- In service: 45 units, leased from Angel Trains.
Car types
| Code | Car | Length | Doors per side |
|---|---|---|---|
| DMCO | Driving motor composite open (DMCO): first and standard class | 23.57 m | |
| TSO | Trailer standard open (TSO) | 23.57 m | |
| TSORMB | Trailer standard open with miniature buffet (TSORMB) | 23.57 m | |
| DMSO | Driving motor standard open (DMSO) | 23.57 m |
Sources
- Class 444, Angel Trains (45 five-car units; 23.57 m vehicle; width 2.80 m; 100 mph; four 250 kW Siemens motors; formation DMCO-TSO-TSO-TSORMB-DMSO)
- Class 444 'Desiro', South Western Railway, accessed 6 October 2026 (45 trains; in service from 2004; routes; 327 standard and 32 first-class seats; works with Class 450s)
- Technical Information: Class 444, Siemens Transportation Systems, 2003 (as-built data: 5 cars, 119 m, 23 m cars, 35 first and 299 standard seats, 227 t, 750 V DC, 1,500 kW, 160 km/h; doors at the car ends)
- Trains: Reference List (issue September 2006), Siemens Transportation Systems, September 2006, p. 38 (45 units ordered by Stagecoach and Angel Trains in 2001; maintained at Northam)
unverified car length: Angel Trains gives 23.57 m a vehicle; Siemens rounds it to 23 m and gives the train as 119 m, build date: Siemens gives the year as 2003 (2003 data sheet) and 2002 (2006 reference list); SWR says it came into service in 2004, doors: Siemens says the doors are at the ends of each bodyside; the number of leaves isn't stated in a source read, car height: not found