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

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Product Description

The C3945-VSEC/K9 Cisco router features a desktop form factor of 3U with wired connectivity technology. It includes 3 x 10Base-T/100Base-TX/1000Base-T RJ-45 interfaces, 64 digital ports, and multiple expansion options such as 4 EHWIC slots, 3 PVDM slots, and 2 CompactFlash Card slots. Supporting an internal power supply with a voltage range from AC 120 V to AC 230 V, the device measures 43.8 cm in width, 47.6 cm in depth, and 13.3 cm in height, weighing 17.7 kg.

FAQs for the C3945-VSEC/K9

  • What is the form factor of this device?
    The device has a modular form factor and is designed for desktop use, with a 3U size.
  • How many digital ports does the part include?
    It includes 64 digital ports.
  • Can you list the types of router interfaces available?
    Yes, the device comes with 3 x 10Base-T/100Base-TX/1000Base-T - RJ-45 for networking, 1 x console - RJ-45, 1 x console - mini-USB Type B, 1 x auxiliary - RJ-45 for management, and 2 x SFP (mini-GBIC) interfaces.
  • What are the expansion capabilities of the device?
    The device supports 4 EHWIC, 3 PVDM, 2 CompactFlash Cards, 1 Expansion Slot, 4 service modules (SM), and 1 ISM for expansion.
  • Is the power supply internal or external?
    The power supply is internal.
  • What voltage does the device require to operate?
    It requires a minimum voltage of AC 120 V and can operate up to AC 230 V.
  • What is the input frequency required for this device?
    The required input frequency is 50/60 Hz.
  • What are the physical dimensions of the device?
    The device measures 43.8 cm in width, 47.6 cm in depth, and 13.3 cm in height.
  • How much does the device weigh?
    It weighs 17.7 kg.
  • What type of connectivity technology does it use?
    The device uses wired connectivity technology.

Product Review

The CISCO C3945-VSEC/K9 offers versatile connectivity options including three Gigabit Ethernet ports, Serial, and SFP mini-GBIC interfaces, catering to various networking needs. However, its large form factor (3U) and weight (17.7 kg) may pose challenges for space-constrained environments. Additionally, the router supports extensive expansion capabilities with multiple EHWIC, PVDM, CompactFlash, and service module slots, allowing for significant customization and scalability.


The CISCO C3945-VSEC/K9 is a versatile and powerful networking solution designed for businesses requiring reliable connectivity and advanced security features. This device is housed in a compact, modular 3U desktop form factor, making it suitable for various environments without occupying excessive space. It operates on wired connectivity technology, ensuring stable and high-speed network connections. At the core of its connectivity capabilities are three router interfaces that support 10Base-T/100Base-TX/1000Base-T connections via RJ-45 ports, facilitating fast Ethernet connections. Additionally, the device offers diverse management interfaces, including one RJ-45 console port and one mini-USB Type B console port for flexible management options. A serial auxiliary port via RJ-45 is also available, further broadening its connectivity scope. For high-speed networking, it includes two SFP (mini-GBIC) ports, supporting fiber optic connections for extended network reach and bandwidth. The CISCO C3945-VSEC/K9 is designed for scalability and customization with a wide array of expansion slots: - Four EHWIC slots allow for enhanced high-speed WAN interface cards. - Four service module (SM) slots are available for various service applications. - Three PVDM slots support packet voice/fax DSP modules, enhancing voice services. - Two CompactFlash card slots offer additional storage options. - One ISM slot provides an internal service module for application services. - Additionally, an expansion slot is included for further customization. This router is equipped with an internal power supply, requiring an AC voltage between 120 V and 230 V and an input frequency of 50/60 Hz, accommodating varying power supplies globally. Its dimensions are 43.8 cm in width, 47.6 cm in depth, and 13.3 cm in height, with a weight of 17.7 kg, making it a substantial yet manageable device for its capabilities.
  • Digital Ports Qty 64: This router supports up to 64 digital ports, providing ample connectivity for multiple devices and applications.
  • Power Device Power supply - internal: Ensures reliable power supply and operation with an internal power system, suitable for AC voltages between 120V and 230V.
  • Connectivity Technology: Wired connectivity ensures stable and high-speed connections, essential for critical business operations and services.
The CISCO C3945-VSEC/K9 is tailored for businesses looking for a scalable, secure, and high-performing networking solution. Its extensive connectivity options, expansion capabilities, and internal power supply make it an ideal choice for organizations aiming to enhance their network infrastructure with a reliable and adaptable device.


Item Number and MakerCISCO C3945-VSEC/K9
Configuration TypeDesktop, modular, 3U
Connection MethodWired
Number of Digital Ports64
Router Ports3 x RJ-45 for 10Base-T/100Base-TX/1000Base-T
Router Management Interface1 x RJ-45 console
Router Management Interface1 x mini-USB Type B console
Router Serial Interface1 x RJ-45 auxiliary
Router Interfaces2 x SFP (mini-GBIC)
EHWIC Slots4 x EHWIC available
PVDM Slots4 available, 3 usable
CompactFlash Card Slots2 available, 1 usable
Expansion Slot1 available, fully usable
Service Module Slots4 available, fully usable
ISM Slots1 available, fully usable
Power SourceInternal power supply
Minimum AC Voltage120 V
Maximum AC Voltage230 V
AC Frequency50/60 Hz
Width43.8 cm
Depth47.6 cm
Height13.3 cm
Weight17.7 kg

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