400m SEN Men, Heat:2 of 5 ; Official result since 20:14
David Gillick 44.77
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 4 | 125 | MORRISSEY Richard | Crusaders A.C. | 47.53 | Q | |||
| 2 | 5 | 357 | MCCOMB Adam | North Down AC | 47.61 | q | |||
| 3 | 6 | 415 | MURPHY Brian | Crusaders A.C. | 48.51 | ||||
| 4 | 3 | 420 | WHITE Paul | Nenagh Olympic A.C. | 49.32 | ||||
| 5 | 2 | 112 | LEE Robert | Crusaders A.C. | 50.33 | ||||
| 6 | 7 | 314 | FLYNN William | Shannon A.C. | 50.34 | ||||
| 7 | 8 | 395 | CAMPBELL David | Donore Harriers | 53.86 |