| ISR4351-AX/K9 Specification | |
| Description | Cisco ISR 4351 AX Bundle w/ APP.SEC lic | 
| Aggregate Throughput | 200 Mbps to 400 Mbps | 
| Total onboard WAN or LAN 10/100/1000 ports | 3 | 
| RJ-45-based ports | 3 | 
| SFP-based ports | 3 | 
| Enhanced service-module slots | 2 | 
| NIM slots | 3 | 
| OIR (all I/O modules) | Yes | 
| Onboard ISC slot | 1 | 
| Default memory double-data-rate 3 (DDR3) error-correction-code (ECC) DRAM (Combined control/services/data planes) | 4 GB | 
| Maximum memory DDR3 ECC DRAM (Combined control/services/data planes) | 16 GB | 
| Default flash memory | 4 GB | 
| Maximum flash memory | 16 GB | 
| External USB 2.0 slots (type A) | 2 | 
| USB console port -type B mini (up to 115.2 kbps) | 1 | 
| Serial console port - RJ45 (up to 115.2 kbps) | 1 | 
| Serial auxiliary port - RJ45 (up to 115.2 kbps) | 1 | 
| Typical power (no modules) (watts) | 48 | 
| Maximum power with AC power supply (watts) | 430 | 
| Maximum power with PoE power supply (platform only) (watts) | 990 | 
| Maximum endpoint PoE power available from PoE power supply (watts) | 500 | 
| Power-supply options | Internal: AC, DC, and PoE | 
| AC input voltage | 100 to 240 VAC autoranging | 
| AC input frequency | 47 to 63 Hz | 
| AC input current range, AC power supply (maximum) | 7.1 to 3.0A | 
| AC input surge current | 60 A peak and less than 12 Arms per half cycle | 
 
                     
                
                 
                 
                        







 
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                    