| ISR4451-X/K9 | |
| Product list | |
| Product code | ISR4451-X/K9 |
| Power cable | No |
| Button | No |
| Product parameters | |
| Product Type | Router |
| Application | Data Networking |
| Total Number of Ports | 4 |
| USB | YES |
| Management Port | Yes |
| RJ-45 | 4 |
| Number of Total Expansion Slots | 10 |
| Expansion Slot Type | Network Interface Module (NIM) SFP |
| Standard Memory | 4 GB |
| Maximum Memory Supported | 16 GB |
| Memory Technology | DRAM |
| Flash Memory | 8 GB |
| PoE (RJ-45) Port | yes |
| Input Voltage | 110 V AC 220 V AC |
| Form Factor | Wall Mountable Rack-mountable |
| Physical specifications | |
| Width | 17.3 in |
| Height | 3.5 in |
| Depth | 18.5 in |
| Weight | 28.80 lbs |







