Cisco ISR4351/K9 4351 Router with 3-GE, 3-NIM, 2-SM, 4-GB Flash, 4-GB DRAM, IP Base

Cisco ISR4351/K9 4351 Router with 3-GE, 3-NIM, 2-SM, 4-GB Flash, 4-GB DRAM, IP Base
Cisco ISR4351/K9 4351 Router with 3-GE, 3-NIM, 2-SM, 4-GB Flash, 4-GB DRAM, IP Base
The Cisco ISR4351/K9 is a versatile integrated services router designed for branch offices, remote sites and small to medium enterprises. With three built-in Gigabit Ethernet ports, three network interface modules (NIM) slots, and two service module ... Read More
price
$185.95

Ships next business day.

  • In Stock: 98
  • Manufacturer: Cisco
  • Model or Part: ISR4351/K9
  • Condition: Refurbished
  • Weight: 3.00lb
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Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Overview
The Cisco ISR4351/K9 is a versatile integrated services router designed for branch offices, remote sites and small to medium enterprises. With three built-in Gigabit Ethernet ports, three network interface modules (NIM) slots, and two service module (SM) slots, this router delivers high performance routing, security, and unified communications in a compact 1U chassis. It combines robust processing power, ample memory and flash storage, and Cisco IP Base licensing to support a wide range of IP services and applications.

Key Features

  • Three built-in Gigabit Ethernet (GE) interfaces for fast LAN connectivity
  • Three NIM slots for flexible expansion (e.g., WAN, voice, security modules)
  • Two SM slots for advanced services such as firewall, intrusion prevention, or application visibility
  • 4 GB of flash memory and 4 GB of DRAM for high-capacity software images and smooth operation
  • Cisco IP Base software includes routing, QoS, IPv4/IPv6, and basic security features
  • Integrated power supply and fan for reliable 24x7 operation in harsh environments
  • Compact 1U rack-mountable form factor for space-constrained installations

Technical Specifications

  • Model/Part Number: ISR4351/K9
  • CPU: Cisco IOS XE 3.0 GHz quad-core processor
  • Memory: 4 GB DRAM, 4 GB flash
  • Interfaces: 3 x 10/100/1000BASE-T Ethernet, 3 x NIM, 2 x SM
  • Throughput: Up to 350 Mbps forwarding rate (IP Base)
  • Power: 120 V AC, 100-240 V AC universal input
  • Dimensions: 1.75 in (H) x 17.5 in (W) x 13.5 in (D)
  • Operating Temperature: 0 to 40 degrees Celsius
  • Weight: Approx. 12 lbs

Typical Applications

  • Branch office routing with secure VPN connectivity to headquarters
  • Small to medium enterprise WAN aggregation and internet edge
  • Voice over IP (VoIP) gateway with optional voice NIMs
  • Remote site firewall and intrusion prevention using service modules
  • IoT gateway for edge data collection and protocol translation
  • Network virtualization and SD-WAN edge deployment