| Kode Produk | ISR4331-SEC/K9 |
| Throughput Agregat | 100 Mbps hingga 300 Mbps |
| Total port WAN/LAN onboard | 3 (10/100/1000Mbps) |
| Port RJ-45 | 2 |
| Port SFP | 2 |
| Slot Modul Layanan | 1 (SM-X) |
| Slot NIM | 2 |
| Memori | 4 GB (default) / 16 GB (maks) |
| Memori Flash | 4 GB (default) / 16 GB (maks) |
| Catu Daya | Internal: AC dan PoE |
| Dimensi | 44.45 x 438.15 x 438.15 mm |
| Berat | 12.96 Kg |