047 Heat 2 of 2 Boys 12 1200m
| Place | Performance | Athlete | Team |
| 1 | 3:39.44 | Q: MNONO - SIYANDA | EASTERN CAPE |
| 2 | 3:39.72 | Q: BOTHA - NICOLAAS | GAUTENG |
| 3 | 3:39.95 | Q: BOOYSEN - EDUAN | FREESTATE |
| 4 | 3:40.04 | Q: DU PLESSIS - BRAND | MPUMALANGA |
| 5 | 3:40.91 | Q: FOURIE - RUDOLF | NORTHWEST PROVINCE |
| 6 | 3:41.12 | q: MBUWENI - SIVUYILE | EASTERN CAPE |
| 7 | 3:42.05 | q: MENTZ - HANCO | GAUTENG |
| 8 | 3:44.72 | q: SELALA - TSHEGOFATSO | LIMPOPO |
| 9 | 3:46.12 | q: KLEINSMITH - RUBEN | GAUTENG |
| 10 | 3:49.61 | -: JWARA - TALENTE | KWAZULU-NATAL |
| 11 | 3:50.56 | -: OTTO - SCHALK | NORTHWEST PROVINCE |
| 12 | 5:01.71 | -: MOKITLANE - PASEKA | LIMPOPO |