IR double-decker.
These double-deck trains will be upgraded from Regio double-deckers to InterRegio double-deckers between 2020 and 2024. The trains run interregional services and connect Switzerland’s regions.
Train characteristics.
- Train category: IR/RE
- Number of trains: 37
- Seats: 535 / unit
- Low-floor entry: Yes
Operation routes.

Service zones.
- Sockets (1st class)
- Mobile signal amplifier
- Priority seats for passengers with reduced mobility
- Wheelchair-accessible toilet
- Baby-changing table
- Cycle storage spaces
- Pram storage spaces
- Luggage storage space