Class 345
Bombardier's Aventra design, built in Derby for the Elizabeth line: nine walk-through, air-conditioned cars, about 205 m long, with three double doors on each side of every car.
204.73 m over couplers
- Type
- Electric multiple unit
- Builder
- Bombardier Transportation (now Alstom), Derby
- Built
- 2015–2019
- In service
- since 2017
- Lines
- Elizabeth
- Formation
- 9 cars, walk-through
- Trains in fleet
- 70 (10 more being delivered)
- Train length
- 204.73 m
- Car height
- 3.76 m
- Car width
- 2.772 m
- Profile
- main-line
- Walk-through
- Yes
- Air-conditioned
- Yes
- Seats per train
- 454
- Total capacity
- 1,497 at full load (454 seats, including tip-up and perch seats, + 1,043 standing), calculated from floor area
- Status
- In service. Ten more trains, ordered from Alstom in June 2024, are being delivered.
Car types
| Code | Car | Length | Weight (tare) | Doors per side |
|---|---|---|---|---|
| DMS | Driving motor | 23.615 m | 37 t | 3 double |
| PMS | Pantograph car | 22.50 m | 31.5 t | 3 double |
| MS1 | Motor car | 22.50 m | 30 t | 3 double |
| MS2 | Motor car | 22.50 m | 39 t | 3 double |
| MS3 | Motor car | 22.50 m | 37 t | 3 double |
| TSW | Trailer with wheelchair spaces | 22.50 m | 36.5 t | 3 double |
Sources
- Class 345 data sheet, version 3 (released under FOI-0416-2223), Transport for London, pp. 1–4 (builder, dates, formation, dimensions, weights, doors, capacity, air-conditioning; side views for door and window positions)
- New trains (archived), Crossrail Ltd, c. 2022 (70 trains, about 205 m long, Bombardier now Alstom)
- Elizabeth line (Board paper), Transport for London Board, 19 July 2017 (first train in passenger service, 22 June 2017)
- Alstom signs €430 million contract for 10 Aventra trains and associated maintenance for the Elizabeth line, Alstom (press release), 14 June 2024 (ten more trains ordered, June 2024)
- First of ten new Elizabeth line trains enters the test track in Derby, Transport for London (press release), 5 June 2026 (first new train testing, June 2026)
unverified seat count: the data sheet prints 412 full seats and 454 against tip-up and perch seats; 454 is taken as the total, since 454 + 1,043 standing gives its 1,497