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ISR4221/K9

Cisco 4221 Integrated Services router is design to deliver advanced services to the small enterprise branch environment. It delivers 35Mbps thoughtput by default. With pay-as-you-grow performance, you can increase forwarding capacity to 75Mbps by buying licenses.

Cisco ISR4221/K9 Specification
Aggregate Throughput35 Mbps to 75 Mbps
Total onboard WAN or LAN 10/100/1000 ports2
RJ-45-based ports2
SFP-based ports1
Enhanced service-module slots0
Doublewide service-module slots0
NIM slots2
OIR (all I/O modules)No
Onboard ISC slotNo
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)		4 GB
Default memory DDR3 ECC DRAM (data plane)NA
Maximum memory DDR3 ECC DRAM (data plane)NA
Default memory DDR3 ECC DRAM
(control/services plane)		NA
Maximum memory DDR3 ECC DRAM
(control/services plane)		NA
Default flash memory8 GB
Maximum flash memory8 GB
External USB 2.0 slots (type A)1
USB console port -type B mini (up to 115.2 kbps)0
Serial console port - RJ45 (up to 115.2 kbps)1 (combo CON/AUX port)
Serial auxiliary port - RJ45
(up to 115.2 kbps)		1 (combo CON/AUX port)
Power-supply optionsExternal: AC Only
Redundant power supplyN/A
AC input voltage100 to 240 VAC autoranging
AC input frequency47 to 63 Hz
AC input current range, AC power supply
(maximum)		1.5 to 0.6A
AC input surge current90 A peak and less than
3 Arms per half cycle
Typical power (no modules) (watts)24
Maximum power with AC power supply (watts)90
Maximum power with PoE power supply
(platform only) (watts)		NA (no PoE support)
Maximum endpoint PoE power available
from PoE power supply (watts)		NA (no PoE support)


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