400 meter u23 Men E152, Heat:3 of 4 ; Official result
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 2 | 1042 | NDLOVU, RODWELL | 47.27 | WPA | u23 | 47.99 | Q | |
| 2 | 4 | 139 | VAN TUBBERGH, BRAAM | 50.12 | AFS | u23 | 48.31 | q | |
| 3 | 1 | 232 | KRUGER, MC | 49.54 | AGN | u23 | 49.45 | ||
| 4 | 6 | 424 | MPA, ITUMELENG | 49.10 | ANWN | u23 | 50.16 | ||
| 5 | 5 | 848 | RADEBE, MONGEZI | 51.48 | CGA | u23 | 51.47 | ||
| 3 | 58 | MARITZ, HARDUS | 48.75 | ACNW | u23 | DNS |