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by Cisco
Product Line: Cisco 3900 Series
Product Type: Router
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Original price $0.00 - Original price $0.00
Original price
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Current price $0.00
Title: Surplus

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Product Description

The CISCO3925E-SEC/K9 is a rack-mountable router designed for high-speed networking, featuring Gigabit Ethernet technology and 10/100/1000Base-T network technology. It supports a broad array of expansion options with 11 total expansion slots, including types such as SFP (mini-GBIC), HWIC, and PVDM, and comes equipped with a SEC License. This model includes 1 GB of standard memory, expandable up to 2 GB, 256 MB of flash memory, and dual power inputs of 110 V AC and 220 V AC, ensuring versatile power compatibility.

FAQs for the CISCO3925E-SEC/K9

  • What is the form factor of this networking device?
    The device is rack-mountable and compatible with a 3U rack unit.
  • How many ports does the device have?
    It features four RJ-45 ports that support Power over Ethernet (PoE).
  • What type of Ethernet technology does it support?
    The device supports Gigabit Ethernet, utilizing network technology 10/100/1000Base-T.
  • Can you expand the device's capabilities?
    Yes, the device includes 11 expansion slots, supporting SFP (mini-GBIC), HWIC, and PVDM modules.
  • Is there a management port available?
    Yes, the device is equipped with a management port for easier network management.
  • What is the maximum memory support?
    The maximum supported memory is 2 GB, with standard memory starting at 1 GB.
  • Does the device support USB connections?
    Yes, it includes USB ports for additional connectivity options.
  • What types of power input does the device accept?
    It accepts both 110 V AC and 220 V AC power inputs.
  • Is there support for external memory?
    Yes, the device supports CompactFlash memory cards.
  • What type of power source is required?
    The device requires a power supply to operate.

Product Review

The CISCO CISCO3925E-SEC/K9 offers a comprehensive solution for network scalability and security, well-suited for mid to large-sized enterprise deployments. With its 3U rack-mountable form factor, it supports high-density connectivity through 4 Gigabit Ethernet ports, 11 expansion slots including SFP, HWIC, and PVDM, catering to diverse network requirements. However, the standard 1 GB memory might limit advanced processing needs, though it's expandable to 2 GB, and the initial 256 MB flash memory may require upgrades for extensive firmware or software deployments.


The CISCO CISCO3925E-SEC/K9 is a rack-mountable networking device designed to meet the demands of medium to large-sized enterprise networks. With its 3U compatible rack unit size, it easily integrates into a standard networking rack, making it an efficient choice for businesses looking to optimize their networking infrastructure. This device offers a comprehensive suite of features and capabilities, ensuring reliable and secure network performance. Key hardware specifications include Gigabit Ethernet technology, which facilitates high-speed network connectivity and efficient traffic management across the enterprise network. The device supports 10/100/1000Base-T network technology, ensuring compatibility with a wide range of network infrastructures and enhancing its versatility in deployment scenarios. The CISCO3925E-SEC/K9 comes equipped with a total of four ports and 11 expansion slots, providing ample connectivity options and flexibility for network expansion. The expansion slots include types such as SFP (mini-GBIC), HWIC, and PVDM, allowing for a customizable networking solution tailored to specific business needs.
  • Management Port: Yes, enabling simplified network management and monitoring.
  • PoE (RJ-45) Port: Yes, allowing the device to power PoE-enabled devices directly, reducing the need for additional power supplies.
  • License Type: SEC License, offering advanced security features to protect network integrity.
The device's standard memory is 1 GB, with the option to upgrade to a maximum of 2 GB, ensuring efficient processing of network traffic and services. It also features 256 MB of flash memory and supports CompactFlash memory cards, providing additional storage options for network configurations and software. With dimensions of 5.3" in height, 17.3" in width, and 18.8" in depth, the CISCO3925E-SEC/K9 is designed to fit comfortably within standard networking racks. Its dual input voltage (110 V AC and 220 V AC) compatibility and power supply source ensure that the device can be deployed in various geographical locations without the need for additional power conversion equipment. Connectivity is further enhanced by the inclusion of USB ports and four broadband (RJ-45) ports, facilitating easy connection of external devices and broadband connections, respectively. The device's memory technology is DRAM, known for its speed and reliability, which contributes to the overall performance and efficiency of the network. In summary, the CISCO CISCO3925E-SEC/K9 is a feature-rich networking device that offers reliable, high-speed connectivity and a wide range of expansion options to meet the evolving needs of enterprise networks. Its security license, coupled with versatile connectivity and expansion capabilities, makes it a valuable asset for businesses looking to enhance their network infrastructure with a scalable and secure solution.


Part Number CISCO3925E-SEC/K9
Manufacturer CISCO
Chassis Type Rack-mountable
Ethernet Interface Gigabit Ethernet
Expansion Slots Total 11
Port Count Total 4
Network Interface 10/100/1000Base-T
Rack Units 3U
Admin Port Available Yes
Power over Ethernet (PoE) Support Yes
Device Height 5.3 inches
Device Width 17.3 inches
Device Depth 18.8 inches
Type of Expansion Slot SFP (mini-GBIC), HWIC, PVDM
Security License SEC License
Base Memory 1 GB
USB Ports Yes
High-Speed Internet (RJ-45) Ports Count 4
Supported Memory Card CompactFlash
Memory Type DRAM
Internal Storage 256 MB
Operating Voltage Range 110 V AC, 220 V AC
Maximum Upgradeable Memory 2 GB
Energy Supply Power Supply

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