400 meter u23 Men E152, Heat:2 of 4 ; Official result
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 2 | 425 | PITSOE, KEARABETSWE | 49.23 | ANWN | u23 | 48.41 | Q | |
| 2 | 6 | 219 | HLUNGWANI, ASHLEY | 48.74 | AGN | u23 | 49.07 | ||
| 3 | 4 | 52 | KUHN, THYS | 49.49 | ACNW | u23 | 49.33 | ||
| 4 | 3 | 822 | MHLONGO, STEVEN | 51.36 | CGA | u23 | 49.47 | ||
| 5 | 5 | 780 | KHESWA, WANDILE | 50.25 | CGA | u23 | 50.49 | ||
| 6 | 1 | 84 | SWANEPOEL, GERT | 47.93 | ACNW | u23 | 51.32 |