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by Cisco
Product Line: Cisco 4000 Series
Product Type: Integrated Services Router
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Original price $0.00 - Original price $0.00
Original price
$0.00 - $0.00
Current price $0.00
Title: Surplus

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Product Description

The ISR4451XSECK9 Cisco is equipped with an aggregate throughput ranging from 1 Gbps to 2 Gbps, supported by 2 GB DDR3 data plane memory and 4 GB DDR3 control/services plane memory. It features a comprehensive set of ports including 4 RJ-45 and 4 SFP ports, along with 3 NIM slots and 2 Enhanced Service Module slots for expanded connectivity options. The device is designed for flexible power consumption with a typical power usage of 158 W and a maximum power capacity of 450 W with an AC power supply, extending up to 1000 W with a PoE power supply, housed within dimensions of 88.9 mm x 438.15 mm x 469.9 mm.

FAQs for the ISR4451XSECK9

  • What is the aggregate throughput range of the device?
    The device supports an aggregate throughput ranging from 1 Gbps to 2 Gbps.
  • How many total onboard WAN or LAN ports does the device include?
    The device includes 4 total onboard WAN or LAN 10/100/1000 ports.
  • What type and how many SFP ports are available?
    There are 4 SFP ports available on the device.
  • Can you specify the number of NIM slots the device possesses?
    The device is equipped with 3 NIM slots.
  • How many Enhanced Service Module Slots does the device have?
    There are 2 Enhanced Service Module Slots on the device.
  • What is the size of the onboard ISC slot?
    The device features 1 onboard ISC slot.
  • Detail the memory specifications for both the Data Plane and the Control/Services Plane.
    The Data Plane memory is 2 GB DDR3, and the Control/Services Plane memory is 4 GB DDR3.
  • What are the storage and USB capabilities of the device?
    The device has 8 GB of flash memory, 2 external USB 2.0 Type A slots, and 1 USB console port type B mini.
  • Discuss the power specifications and power supply options available.
    The typical power usage is 158 W, with a maximum power of 450 W with an AC power supply, and 1000 W with a PoE power supply.
  • What are the physical dimensions of the device?
    The device measures 88.9 mm in height, 438.15 mm in width, and 469.9 mm in depth.

Product Review

The Cisco ISR4451XSECK9 offers a scalable throughput range from 1 Gbps to 2 Gbps, catering to evolving network demands. With four RJ-45 and SFP ports each, alongside three NIM slots and two Enhanced Service Module slots, it supports extensive connectivity and expansion options. However, the initial 2 GB of data plane memory might limit performance under heavy data traffic conditions, potentially necessitating an upgrade to ensure optimal operation.


The Cisco ISR4451XSECK9 is a highly versatile and scalable router designed to meet the networking needs of medium to large enterprises. This device is part of Cisco's Integrated Services Router family and comes equipped with a security bundle, ensuring secure data transmission across networks. At its core, the ISR4451XSECK9 offers an impressive aggregate throughput ranging from 1 Gbps to 2 Gbps, enabling efficient handling of network traffic. It features a total of four onboard WAN or LAN 10/100/1000 ports, providing flexibility in connectivity options. Additionally, the router is equipped with four RJ-45 ports and four SFP ports, enhancing its adaptability to different networking environments. The device supports three Network Interface Module (NIM) slots and two Enhanced Service Module (ESM) slots, allowing for expansion and customization of network services. An onboard ISC slot further extends its capabilities, making it a comprehensive solution for advanced networking requirements. Memory and storage configurations include 2 GB DDR3 data plane memory and 4 GB DDR3 control/services plane memory, facilitating efficient data processing and management. The router also boasts 8 GB of flash memory for software and configuration data storage. For external connectivity, the ISR4451XSECK9 provides two USB 2.0 Type A slots and a mini Type B USB console port, along with one serial console RJ-45 port and one serial auxiliary RJ-45 port. These features enable easy management and troubleshooting. Power supply specifications are robust, with AC input voltage ranging from 100 to 240 VAC and a frequency range of 47 to 63 Hz. The router's AC input current range spans from 7.1 to 3 A, with a surge current of less than 50 A. Typical power consumption is 158 W, while the maximum power with an AC power supply reaches up to 450 W. When equipped with a PoE power supply, the maximum power can go up to 1000 W, supporting devices that require Power over Ethernet. The physical dimensions of the ISR4451XSECK9 make it suitable for standard rack-mount installations, with a height of 88.9 mm, a width of 438.15 mm, and a depth of 469.9 mm. Key hardware features include: -
  • Four SFP ports for fiber optic connectivity.
  • Three NIM slots and two Enhanced Service Module slots for network expansion and customization.
  • Dual USB 2.0 ports for external storage and connectivity options.
In summary, the Cisco ISR4451XSECK9 stands out as a powerful and scalable networking solution, capable of accommodating the dynamic needs of modern enterprises. Its comprehensive set of features and expansion options make it an ideal choice for organizations seeking to enhance their network security, performance, and reliability.


Item NumberISR4451XSECK9
Includes Security FeaturesYes
Performance Range1 Gbps to 2 Gbps
Integrated WAN or LAN Speed10/100/1000
Number of Gigabit Ethernet Ports4
Number of RJ-45 Interfaces4
Quantity of SFP Interfaces4
NIM Slots Available3
Service Module Slots for Enhanced Performance2
Internal ISC Slot Count1
RAM for Data Processing2 GB DDR3
RAM for Control and Services4 GB DDR3
Storage Memory Capacity8 GB
USB 2.0 Type-A Slot Quantity2
Mini Type-B USB Console Interface1
Console Port Using RJ-451
Auxiliary Port with RJ-451
Voltage Requirement100 to 240 VAC
Operational Frequency Range47 to 63 Hz
Current Consumption Range7.1 to 3 A
Initial Surge Current MaximumLess Than 50 A
Standard Power Consumption158 W
Peak Power with Standard AC Supply450 W
Peak Power with PoE Supply1000 W
Unit Height88.9 mm
Unit Width438.15 mm
Unit Depth469.9 mm

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