Cisco 4431 Router


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Cisco 4431 Router
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Cisco 4431 Router

4 Ports - 4 RJ-45 Port(s) - Management Port - 8 - 4 GB - Gigabit Ethernet - 1U - Rack-mountable, Wall Mountable - 90 Day

MFG. PART: ISR4431/K9 UPC: 882658698996
Warranty: 90 Day Warranty
Special Order
  • 4 x Gigabit Ethernet Ports
  • 8 x Expansion Slots
  • 4 GB RAM / 8 GB Flash Memory
  • 1U Rack-Mountable
  • Cisco 4431 Router - 4 Ports - 4 RJ-45 Port(s) - Management Port - 8 - 4 GB - Gigabit Ethernet - 1U - Rack-mountable, Wall Mountable - 90 Day
  • Limited 90-Day Warranty
Availablity: Special Order

MSRP: $16,566 $10,490 USD

$10490 - Add to Cart
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Take advantage of enhanced Gigabit Ethernet connectivity with the ISR4431 4-Port 1U Rack-Mountable Integrated Services Router from Cisco. This integrated services router comes equipped with four Gigabit Ethernet ports and eight expansion slots supporting Network Interface Module (NIM) and Integrated Services Card (ISC) devices. The ISR4431 Router includes 4GB of DRAM memory which is expandable up to 16GB and 8GB of flash memory to ensure optimal network performance. Installation has also been simplified thanks to the routers 1U form factor allowing it to be integrated into existing rackmount configurations.

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: SFP, Network Interface Module (NIM), Integrated Services Card (ISC)

Network & Communication

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


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

Power Description

PoE (RJ-45) Port: No
Input Voltage: 120 V AC, 230 V AC
Power Source: Power Supply

Physical Characteristics

Compatible Rack Unit: 1U
Form Factor: Rack-mountable, 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
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