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NEW Cisco ISR4431-SEC/K9 Integrated Services 4431 Security Router

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Cutoff Ground / 3 day / 2 day - 2pm PT, Cutoff Overnight - 5pm PT. Overnight orders after 4pm PT require approval. Call 800-430-6950 to confirm overnight orders after 4pm PT.
Condition: New
New in Original Manufacturers Box. Sold with warranty from NetworkTigers or the manufacturer.
Warranty: 365 days
Warranty coverage period
SKU: NSN-2082
UPC: 882658698989


The Cisco ISR4431-SEC/K9 Integrated Services Router is a reliable and secure networking solution equipped with 4x 1 Gigabit Ethernet RJ-45 network ports, as well as 4x 1 Gigabit Ethernet SFP uplink ports for high-speed connectivity.

It features multiple management ports, including an RJ-45 Serial Console, RJ-45 Gigabit Management port, Mini USB Console port, AUX port, and USB 2.0 port. This router can handle demanding workloads efficiently with a powerful combination of 4 GB of installed DRAM (expandable to max) and 8 GB of flash storage (32GB max). The Cisco ISR4431 is designed to provide stable performance in various operational environments without compromising security or reliability.

Cisco ISR4431-SEC/K9: ISR 4431 with 4 onboard GE, 3 NIM slots, 1 ISC slot, 8GB Flash Memory default, 2 GB DRAM default (data plane), 4 GB DRAM default (control plane).


  • Network Ports : 4x 1 Gigabit Ethernet RJ-45
  • Uplink Ports : 4x 1 Gigabit Ethernet SFP
  • Management Ports : 1x RJ-45 Serial Console, 1x RJ-45 Gigabit Management, 1x MIni USB Console, 1x AUX, 1x USB 2.0
  • Module Slots and Options : 3x NIM (EHWIC) slots, 1x Onboard ISC slot - modules not included
  • Firmware Version : None Included.
  • DRAM : 4 GB (installed) / 16 GB (max)
  • Flash : 8 GB (installed) / 32 GB (max)
  • Power Supplies : 1x AC Power Supply Included (PWR-4430-AC). 1x Power Supply Free Slot. Support for PoE converter power supply module PWR-4430-POE-AC (Optional. Ordered Separately)
  • Rack Mounts : Included (1-RU)
  • Model Number : ISR4431-SEC/K9
  • Part Number : ISR4431-SEC/K9, ISR4431-SEC/K9=, ISR4431-SEC/K9-WS
  • Condition : New


  • One (1) NEW Cisco ISR4431-SEC/K9 Integrated Services 4431 Security Router as described above