ISR4331/K9 Overview Cisco 4331 Integrated Services Router delivers 100 Mbps to 300 Mbps aggregate throughput and offers one Enhanced service-module (SM-X) slot, which supports for both single- and double-wide service modules provides flexibility in deployment options. Cisco ISR4331/K9 Specification Aggregate Throughput 100 Mbps to 300 Mbps Total onboard WAN or LAN 10/100/1000 ports 3 RJ-45-based ports 2 SFP-based ports 2 Enhanced service-module slots 1 Doublewide service-module slots 0 NIM slots 2 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 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 memory 4 GB Maximum flash memory 16 GB External USB 2.0 slots (type A) 1 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 and PoE Redundant power supply N/A AC input voltage 100 to 240 VAC autoranging AC input frequency 47 to 63 Hz AC input current range, AC power supply (maximum) 3 to 1.3A AC input surge current 60 A peak and less than 5 Arms per half cycle Typical power (no modules) (watts) 42 Maximum power with AC power supply (watts) 250 Maximum power with PoE power supply (platform only) (watts) 530 Maximum endpoint PoE power available from PoE power supply (watts) 250
