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Cisco 4451-X Router

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by  CISCO    |    PCN#  XK1615    |    MFG#  ISR4451-X/K9-RF    |   
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Product Highlights:
  • Refurbished
  • 4 Ports
  • PoE Ports
  • Management Port
Product Condition: Factory Refurbished
Limited Warranty: 90 Day
Shipping Weight: 36 lbs.
List Price: $12,097.00
Our Price: $7,253.15
You Save: $4843.85 (40%)
  Protection Plan  Details
2-Year   $418.99
3-Year   $535.99

Cisco 4451-X Router

The Cisco 4451-X Integrated Services Router revolutionizes the delivery of application-aware services in a branch-office environment. This new member of the Cisco ISR Family provide extensive Layer 7 services hosted internally to the branch office while maximizing operating expenses(OpEx) savings.

The Cisco 4451-X offers a multicore CPU architecture running modular Cisco IOS XE Software that dynamically adapts to the changing needs of your branch-office environment. The separation of the control and data planes provides the ability to deliver application-aware network services while maintaining a stable platform and a high level of performance during periods of heavy network load. With the ability to integrate application-aware services and the ability to scale performance without a complete equipment upgrade, the Cisco 4451-X offers exceptional total cost of ownership (TCO) savings and network agility through the intelligent integration of market-leading security, unified communications, and application services.

General Information

ManufacturerCisco Systems, Inc

Manufacturer Part NumberISR4451-X/K9-RF

Manufacturer Website Address

Brand NameCisco

Product Series4400

Product Model4451-X

Product Name4451-X Router

Product ConditionRefurbished

Product TypeRouter

Technical Information


Total Number of Ports4



Management PortYes

Token Ring PortNo

Serial V.35 InterfaceNo

Number of Network (RJ-45) Ports4

I/O Expansions

Number of Total Expansion Slots10

Expansion Slot TypeNetwork Interface Module (NIM), SFP, PVDM

Network & Communication

Network Technology10/100/1000Base-T

Ethernet TechnologyGigabit Ethernet

Management & Protocols

Security Features
  • IPsec
  • VPN
  • Secure Socket Layer (SSL)
  • Advanced Application Inspection
  • Application Control
  • Secure Shell (SSH)
  • Network Admissions control (NAC)
  • Voice and Video Enabled VPN
  • Dynamic Multipoint VPN (DMVPN)
  • Group Encrypted Transport (GET)
  • Flex VPN
  • Cisco IOS XE Software-based Traffic Control
  • NBAR
  • AAA
  • PKI
  • ACL


Standard Memory4 GB

Maximum Memory16 GB

Memory TechnologyDRAM

Flash Memory8 GB

Power Description

PoE (RJ-45) PortYes

Input Voltage120 V AC, 230 V AC

Redundant Power Supply SupportedYes

Physical Characteristics

Compatible Rack Unit2U

Form FactorWall Mountable, Rack-mountable




Weight (Approximate)28.80 lb


Certifications & Standards


  • UL 60950-1
  • CAN/CSA C22.2 No. 60950-1
  • EN 60950-1
  • AS/NZS 60950-1
  • IEC 60950-1


  • 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
  • SD/EMI
  • KN22,KN24


Limited Warranty90 Day