General
 | 
| Product Number | 
ISR4451-X-V/K9 | 
| Product Description | 
Cisco ISR 4451 UC Bundle. PVDM4-64. UC Lic. CUBE25 | 
| 
 Aggregate Throughput 
 | 
 1 Gbps to 2Gbps 
 | 
| 
 Total onboard WAN or LAN 10/100/1000 ports 
 | 
 4 
 | 
| 
 RJ-45-based ports 
 | 
 4 
 | 
| 
 SFP-based ports 
 | 
 4 
 | 
| 
 Enhanced service-module slots 
 | 
 2 
 | 
| 
 Doublewide service-module slots 
 | 
 1 (assumes no singlewide SM-X modules installed) 
 | 
| 
 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) 
 | 
 NA 
 | 
| 
 Maximum memory DDR3 ECC DRAM (Combined control/services/data planes) 
 | 
 NA 
 | 
| 
 Default memory DDR3 ECC DRAM (data plane) 
 | 
 2 GB 
 | 
| 
 Maximum memory DDR3 ECC DRAM (data plane) 
 | 
 2 GB 
 | 
| 
 Default memory DDR3 ECC DRAM (control/services plane) 
 | 
 4 GB 
 | 
| 
 Maximum memory DDR3 ECC DRAM (control/services plane) 
 | 
 16 GB 
 | 
| 
 Default flash memory 
 | 
 8 GB 
 | 
| 
 Maximum flash memory 
 | 
 32 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 
 | 
| 
 Power-supply options 
 | 
 Internal: AC, DC and PoE 
 | 
| 
 Redundant power supply 
 | 
 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 
 | 
 <50 A 
 | 
| 
 Typical power (no modules) (watts) 
 | 
 158 
 | 
| 
 Maximum power with AC power supply (watts) 
 | 
 450 (no PoE) 
 | 
| 
 Maximum power with PoE power supply (platform only) (watts) 
 | 
 1000 with PoE redundant 
1450 with PoE boost no redundancy 
 | 
| 
 Maximum endpoint PoE power available from PoE power supply (watts) 
 | 
 500 W with optional redundancy 
 | 
| 
 Maximum endpoint PoE power capacity with PoE boost (watts) 
 | 
 950 W no redundancy 
 | 
 
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