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Cisco C891FW-A-K9-RF 891F Wireless Security Router - Wi-Fi 4 (802.11n) - 8-Port Gigabit Ethernet - PoE - Refurbished
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Product Features
Technical Overview
This router operates on dual-band frequencies, supporting both the 2.4 GHz ISM band and 5 GHz UNII band for flexible wireless deployment. With a total wireless transmission speed of 6.75 MB/s, it handles typical office data traffic efficiently while maintaining network stability.
The wired connectivity includes eight Gigabit Ethernet ports for local network devices, plus two dedicated broadband RJ-45 ports for WAN connections. Power over Ethernet (PoE) support on RJ-45 ports simplifies deployment of compatible devices like IP phones or access points without separate power adapters.
Relevant factors for this section include Wi-Fi Generation, Broadband Transmission Technology, Wireless LAN Standard, ISM Band. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The Cisco 891F provides a balanced combination of wireless security, wired throughput, and installation flexibility that meets the demands of business networking. Its integrated features reduce the need for additional hardware while maintaining professional-grade performance.
Enhanced Network Security
Built-in security protocols protect wireless connections from unauthorized access and encrypt data transmission across the network, ensuring business communications remain private.
- Wireless encryption standards
- VPN support for remote access
- Protected broadband connectivity
High-Speed Wired Backbone
Gigabit Ethernet technology across all eight network ports delivers maximum wired throughput for servers, workstations, and networked devices, eliminating bottlenecks in office environments.
- Full Gigabit capability
- Dedicated broadband ports
- PoE for powered devices
Deployment / Use Cases
This router is ideal for small office networks where reliable wireless coverage must complement a robust wired infrastructure. Its rack-mountable design makes it suitable for centralized installation in server racks or networking cabinets, keeping cables organized and secure.
Common deployments include branch offices requiring VPN connectivity for remote workers, retail locations needing both wireless for customer access and wired for point-of-sale systems, or professional offices where PoE support simplifies IP phone or security camera installation.
Office Network Hub
Serve as the central networking device for small to medium offices, providing wireless access for mobile devices while connecting wired computers, printers, and servers through Gigabit ports.
VPN Gateway Solution
Enable secure remote access for employees working from home or traveling, with VPN support that maintains data protection across internet connections.
Physical Profile
The compact 1U rack-mountable design measures 1.75" in height, 12.80" in width, and 10.40" in depth, fitting standard 19-inch server racks while occupying minimal space. The 2.50 kg weight ensures stable mounting without excessive load on rack hardware.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 1.75" (44.45 mm), 12.80" (325.12 mm), 10.40" (264.16 mm), 2.50 kg. This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 12.80" (325.12 mm)
- Depth
- 10.40" (264.16 mm)
- Height
- 1.75" (44.45 mm)
- Weight
- 2.50 kg
Highlights
- Wi-Fi 4 (802.11n) wireless technology with dual-band 2.4GHz/5GHz support
- Eight Gigabit Ethernet ports for high-speed wired network connections
- Power over Ethernet (PoE) support on RJ-45 ports for simplified device deployment
- Built-in USB port for connecting storage devices or peripherals
- VPN capability for secure remote access to the network
- Rack-mountable 1U form factor for professional installation in server cabinets
- Two dedicated broadband RJ-45 ports for WAN connectivity
- Refurbished condition with restored functionality and cost savings
Specifications
| Specifications | |
|---|---|
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | C891FW-A-K9-RF |
| Brand Name | Cisco |
| Product Series | 890 |
| Product Model | 891F |
| Product Name | 891F Wireless Security Router |
| Packaged Quantity | 1 |
| Product Condition | Refurbished |
| Product Type | Wireless Security Router |
| Technical Information | |
| Wi-Fi Generation | Wi-Fi 4 |
| Wireless Specifications | |
| Broadband Transmission Technology | Ethernet |
| Wireless LAN Standard | IEEE 802.11n |
| ISM Band | Yes |
| UNII Band | Yes |
| ISM Maximum Frequency | 2.40 GHz |
| UNII Maximum Frequency | 5 GHz |
| Total Wireless Transmission Speed | 6.75 MB/s |
| Interfaces/Ports | |
| Number of Network (RJ-45) Ports | 8 |
| USB | Yes |
| PoE (RJ-45) Port | Yes |
| Number of Broadband (RJ-45) Ports | 2 |
| Network & Communication | |
| Ethernet Technology | Gigabit Ethernet |
| VPN Supported | Yes |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Height | 1.75" (44.45 mm) |
| Width | 12.80" (325.12 mm) |
| Depth | 10.40" (264.16 mm) |
| Weight (Approximate) | 2.50 kg |
User Manual
FAQ
What wireless standard does this Cisco router support?
This Cisco 891F router supports Wi-Fi 4, which corresponds to the IEEE 802.11n wireless standard. It operates on both 2.4 GHz ISM and 5 GHz UNII bands, providing flexibility for different wireless environments and reducing interference in crowded networks.
How many Ethernet ports does this router have?
The router features eight Gigabit Ethernet RJ-45 ports for connecting wired network devices like computers, printers, and servers. Additionally, it includes two dedicated broadband RJ-45 ports specifically designed for WAN connections to your internet service provider.
Does this router support Power over Ethernet (PoE)?
Yes, the Cisco 891F includes PoE support on its RJ-45 ports. This allows you to power compatible devices such as IP phones, wireless access points, or security cameras directly through the Ethernet cable, eliminating the need for separate power adapters at each device location.
What security features are included with this wireless router?
The router provides multiple security features including wireless encryption to prevent unauthorized network access, VPN support for creating secure connections for remote users, and protection for data transmitted across both wireless and wired network segments.
Is this router rack-mountable?
Yes, the Cisco 891F is designed for rack mounting with a standard 1U form factor. Its dimensions of 1.75" height, 12.80" width, and 10.40" depth allow installation in 19-inch server racks, helping organize cables and create a professional networking setup.
What does refurbished condition mean for this product?
Refurbished indicates this router has been professionally restored to full working condition, tested to meet manufacturer specifications, and cleaned for resale. It offers the same functionality as a new unit at a reduced cost, making it an economical choice for business networking needs.
| Qty | Price | Available |
|---|
