C891-24X/K9 Cisco Networking Router
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C891-24X/K9 Cisco 891 891 Gigabit 24 Ports Router Ethernet Refurbished

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Part Number#: C891-24X/K9
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Short Description:
C891-24X/K9 891 Gigabit Ethernet Security Router with Small Form-Factor Pluggable (SFP) and 24-Port Ethernet Switch | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

More Information for the C891-24X/K9 Cisco 891 Gigabit 24 Ports Router

In the ever-evolving landscape of networking and security, the C891-24X/K9 Cisco 24 Ports Ethernet Security Router stands out as a reliable and robust solution. This router is designed to meet the demands of modern businesses, offering a comprehensive set of features that ensure both efficient data transmission and robust security protocols. In this article, we will delve into the key aspects of the C891-24X/K9 router, examining its specifications, capabilities, and the benefits it brings to organizations seeking a dependable networking solution.

Understanding the Basics

The C891-24X/K9 Cisco router is a powerful networking device equipped with 24 ports for Ethernet connectivity. It serves as a crucial component in building and managing local area networks (LANs) and wide area networks (WANs), facilitating seamless data flow within and between organizations. Let's explore the key features that make this router a standout choice for businesses.

Key Features of C891-24X/K9

  • 24 Ports for Enhanced Connectivity: The C891-24X/K9 router comes equipped with 24 Ethernet ports, providing ample connectivity for various devices within a network. This feature ensures that organizations can easily expand their network infrastructure to accommodate growing business needs without compromising on performance.
  • High Data Transfer Rates: With support for high-speed data transfer, this Cisco router is capable of handling substantial data traffic. Whether it's large file transfers, video conferencing, or real-time application usage, the C891-24X/K9 ensures that data moves swiftly and efficiently across the network.
  • Advanced Security Protocols: Security is a paramount concern in today's digital landscape, and the C891-24X/K9 doesn't disappoint. It incorporates advanced security protocols to safeguard sensitive data from unauthorized access and cyber threats. This includes features such as firewall protection, virtual private network (VPN) support, and intrusion prevention systems (IPS).
  • Quality of Service (QoS) Configuration: To prioritize critical network traffic and ensure optimal performance for essential applications, the C891-24X/K9 router supports Quality of Service (QoS) configuration. This allows organizations to allocate bandwidth effectively, preventing congestion and slowdowns during peak usage periods.
  • Reliability and Redundancy: The router is designed with reliability in mind, featuring built-in redundancy mechanisms. In the event of a hardware failure or network issue, these redundancies help maintain uninterrupted connectivity, ensuring that businesses can operate smoothly without downtime.
  • Scalability for Growing Networks: As businesses expand, so do their networking needs. The C891-24X/K9 router is built with scalability in mind, allowing organizations to seamlessly scale their networks without the need for significant infrastructure overhauls. This scalability is crucial for accommodating the evolving demands of a dynamic business environment.

Benefits of Choosing C891-24X/K9

  • Enhanced Network Performance: The 24 ports and high data transfer rates of the C891-24X/K9 router contribute to enhanced network performance. Businesses can experience faster data transmission, reduced latency, and improved overall efficiency in their day-to-day operations.
  • Secure Data Transmission: Security is a top priority, especially in today's cyber threat landscape. The advanced security features of the C891-24X/K9, including firewall protection and VPN support, ensure that data transmitted over the network remains secure and confidential.
  • Cost-Effective Scalability: The router's scalability features allow businesses to expand their networks without incurring substantial costs. This cost-effective scalability is crucial for organizations looking to adapt to changing business requirements without breaking the bank.
  • Reliability for Uninterrupted Operations: Built-in redundancies and reliability features make the C891-24X/K9 a reliable choice for businesses that require uninterrupted network operations. This is particularly important for industries where downtime can result in significant financial losses.
  • Efficient Traffic Management: The Quality of Service (QoS) configuration enables efficient traffic management, ensuring that critical applications receive the necessary bandwidth for optimal performance. This feature is particularly beneficial for organizations relying on real-time applications and services.
  • Streamlined Network Administration: The C891-24X/K9 router comes with intuitive management interfaces, making network administration more straightforward. This ease of management contributes to efficient network monitoring, troubleshooting, and overall maintenance.

Power and Innovation

The power and innovation of the C891-24X/K9 Cisco 891 Ethernet Security 24 Ports Router are demonstrated by its ability to provide high-speed network connectivity and advanced security features in a compact and cost-effective package.

The router is powered by a multi-core processor and has a high-speed switching fabric that can handle up to 800 Mbps of throughput, making it ideal for small to medium-sized businesses and branch offices.

The router is also equipped with advanced security features such as firewall, VPN, and intrusion prevention to protect the network against external threats and unauthorized access. These features are designed to provide robust security that can adapt to changing network conditions, ensuring that the network remains secure even in the face of evolving threats.

Additionally, the router supports high-speed wireless connectivity with support for 802.11ac Wave 2, making it easy to extend network connectivity to wireless devices. This makes the router ideal for environments where mobility is a priority.

Furthermore, the router supports IPv6 and multicast routing, which makes it ideal for deploying in modern networks that require these advanced features.

Resiliency and High Availability

The C891-24X/K9 Cisco 24 Ports Ethernet Router is designed for small and medium-sized businesses, and it is a highly reliable and resilient device. It supports high availability features such as redundancy and failover to ensure that network uptime is maintained in case of a failure. Additionally, it also provides advanced security features, including a stateful firewall, VPN support, and intrusion prevention, to protect the network from potential threats. With these features, the part can help ensure that your network remains up and running, even in the face of unexpected events or failures.

General Information about this Cisco C891-24X/K9

  • Manufacturer: Cisco
  • Part Number or SKU# C891-24X/K9
  • Product Series: 890
  • Product Model: 891-24X
  • Product Name: 891 Gigabit Ethernet Security Router with SFP and 24-port Ethernet Switch
  • Product Type: Router

Technical Information of 24-Port Router Switch

  • Integrated Switch: 24-port switch
  • Form Factor: Desktop, Rack-mountable
  • Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet
  • Total Number of Ports: 26
  • Powerline: No
  • Management Port: Yes
  • Network Ports: 24x 1 Gigabit Ethernet RJ-45 (8x PoE ports)
  • Uplink Ports: 2x 1 Gigabit Combo (SFP/RJ/45)
  • Management Ports: 1x RJ-45 Console, 1x AUX, 1x USB 2.0
  • SFP Modules: None Included

Power Device Information for Ethernet Switch

  • Frequency Required: 50/60 Hz
  • Nominal Voltage: AC 120/230 V
  • Type: Internal power supply


  • DRAM: 512 MB (Default) / 1 GB (Maximum)
  • Flash: 256 MB

OS Provided

  • Type: Cisco IOS Advanced IP services

In short, the C891-24X/K9 Cisco 24 Ports Ethernet Security Router stands out as a versatile and reliable networking solution for businesses of all sizes. With its array of features, from high-speed data transfer to advanced security protocols, this router addresses the evolving demands of the modern digital landscape. By choosing the C891-24X/K9, organizations can benefit from enhanced network performance, secure data transmission, cost-effective scalability, and streamlined network administration. As businesses continue to rely on robust networking infrastructure, the C891-24X/K9 router proves to be a valuable asset in building and maintaining efficient, secure, and scalable networks.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

Here, you can check more available conditions of your desired product C891-24X/K9 at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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