| Kode produk | ISR4451-X/K9 |
| Bahan | Paduan logam |
| Fungsi | Koneksi Ethernet |
| Tingkat Transfer Kabel | 10/100/1000Mbps |
| Jenis Enkripsi | WPA2-PSK, WPA2 |
| Frekuensi Wi-Fi | 2.4G & 5G |
| Penyimpanan | 128 MB NAND |
| 1G Ethernet Port | 13 |
| Port 10G SFP+ | 4 |
| M.2 Slot | 1 |
| Sistem Operasi | RouterOS (Lisensi tingkat 6) |
| Switch Chip Model | 98DX3255 |
| Dimensi | 443 x 199 x 44 mm |
| Suhu operasi | -20°C sampai +60°C |