901 001
| Name: | Ultrasonic Test Train |
| Depot: | |
| Livery: | Network Rail Locomotives - Yellow with Grey/Black roof and NR logos |
| Owner: | Network Rail |
| Name: | Ultrasonic Test Train |
| Depot: | |
| Livery: | Network Rail Locomotives - Yellow with Grey/Black roof and NR logos |
| Owner: | Network Rail |