| Heat 1 19:15 | Team | Time | L | | 1. Hamdan Awdah Al Bishi | KSA | 46.71s | 6 | | 2. Yuki Yamaguchi | JPN | 47.33s | 4 | | 3. Fawzi Al Shammari | KUW | 47.36s | 3 | | 4. Pradeed Kumara Rohan | SRI | 47.91s | 7 | | 5. Chen Kang Chung | TPE | 48.00s | 5 | | 6. Chon Kin Sou | MAC | 50.64s | 2 |
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| Heat 2 19:23 | Team | Time | L | | 1. Brandon Allan Simpson | BRN | 46.82s | 2 | | 2. Reza Bouazar | IRI | 46.96s | 3 | | 3. Muhammad Al Rawahi | OMA | 47.44s | 6 | | 4. Julius Felicisimo Jr. Nierras | PHI | 48.39s | 4 | | 5. Adam Abdu Adam Ali | QAT | 49.94s | 7 | | 6. Myagmartseren Tserenpuntsag | MGL | 49.96s | 1 | | 7. Taha Thabit | YEM | 50.53s | 5 |
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| Heat 3 19:31 | Team | Time | L | | 1. Yuzo Kanemaru | JPN | 47.32s | 4 | | 2. P. Dodampe Amarasek. | SRI | 47.79s | 7 | | 3. Chin Hsuan Chen | TPE | 47.92s | 2 | | 4. Ismail M. Al Sabani | KSA | 48.01s | 3 | | 5. Ernie Candelario | PHI | 48.44s | 5 | | 6. Mohamad Miskani | SYR | 49.87s | 6 |
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