400m men, Heat:1 of 6 ; Official result
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 3 | 1575 | Destatte Cedric | BAEX | Sen | 49.32 | |||
| 2 | 4 | 381 | Zwolle Alex* | DUFF | Jun | 50.33 | |||
| 3 | 2 | 1518 | Taton Hugues | CRAC | Sen | 50.56 | |||
| 4 | 1 | 2430 | Doutreloigne Kurt | AZW | Sen | 51.03 | |||
| 5 | 5 | 2532 | Vandegaer Wout | RCT | Sen | 51.06 | |||
| 6 | 6 | 1374 | Raets Michael | RCB | Sen | 51.41 |