| Product Code | CISCO3945E-SEC/K9 |
| Bundle | Cisco 3945E Security Bundle w/SEC license PAK |
| Services Performance Engine module | w/SPE 250 |
| Rack Units | 3U |
| Interfaces | 4 integrated 10/100/1000 Ethernet ports with 2 SFP ports |
| Expansion Slot(s) | 4 service module slots
3 Enhanced High-Speed WAN Interface Card slots 3 onboard digital signal processor (DSP) slots |
| RAM | 1 GB (installed) / 2 GB (max) |
| Flash Memory | 256 MB (installed) / 8 GB (max) |
| Dimensions | 13.3 x 43.8 x 47.6 cm |
