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Cisco Systems ISR4431/K9 ISR 4431 4GE 3NIM 8G FLASH Router

SKU: ISR4431K9

List Price: $12,331.00
(You save $4,206.01)


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Product Description

The Cisco 4000 Family Integrated Services Router (ISR) revolutionizes WAN communications in the enterprise branch. With new levels of built-in intelligent network capabilities and convergence, it specifically addresses the growing need for application-aware networking in distributed enterprise sites. These locations tend to have lean IT resources. But they often also have a growing need for direct communication with both private data centers and public clouds across diverse links, including Multiprotocol Label Switching (MPLS) VPNs and the Internet.

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Warranty Information

Product Overview

UPC Code: 882658698996
Manufacturer Warranty: 90 Day
Country of Origin: CHINA

General Information

Manufacturer:   Cisco Systems, Inc
Manufacturer Part Number:   ISR4431/K9
Manufacturer Website Address:
Brand Name:   Cisco
Product Series:   4000
Product Model:   4431
Product Name:   4431 Router
Product Type:   Router


Total Number of Ports:   4
USB:   Yes
Powerline:   No
Management Port:   Yes
Token Ring Port:   No
Number of Network (RJ-45) Ports:   4

I/O Expansions

Number of Total Expansion Slots:   8
Expansion Slot Type:   Network Interface Module (NIM)
Expansion Slot Type:   Integrated Services Card (ISC)
Expansion Slot Type:   SFP

Network & Communication

Network Technology:   10/100/1000Base-T
Ethernet Technology:   Gigabit Ethernet
VoIP Supported:   Yes


Standard Memory:   4 GB
Maximum Memory:   16 GB
Memory Technology:   DRAM
Flash Memory:   8 GB

Power Description

PoE (RJ-45) Port:   No
Input Voltage:   120 V AC
Input Voltage:   230 V AC

Physical Characteristics

Compatible Rack Unit:   1U
Form Factor:   Rack-mountable
Form Factor:   Wall Mountable
Height:   1.7"
Width:   17.3"
Depth:   20"
Weight (Approximate):   18.50 lb


Certifications & Standards:   Safety:
  • UL 60950-1
  • CAN/CSA C22.2 No. 60950-1
  • EN 60950-1
  • AS/NZS 60950-1
  • IEC 60950-1
  • GB-4943
  • 47 CFR, Part 15
  • ICES-003 Class A
  • EN55022 Class A
  • CISPR22 Class A
  • AS/NZS 3548 Class A
  • VCCI V-3
  • CNS 13438
  • EN 300-386
  • EN 61000 (Immunity)
  • EN 55024, CISPR 24
  • EN50082-1
  • KN22, KN24


  • TIA-968-B
  • CS-03
  • ANSI T1.101
  • ITU-T G.823, G.824
  • IEEE 802.3
  • RTTE Directive


Limited Warranty:   90 Day