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by Cisco
Product Line: Cisco Wireless Controller
Product Type: Controller
Original price $288.00 - Original price $2,461.00
Original price
$288.00 - $2,461.00
Current price $2,461.00
Title: Surplus

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Product Description

The AIR-CT5508-12-K9 Cisco supports a maximum of 12 access points, ensuring adequate coverage and connectivity for small to medium-sized networks. It offers a comprehensive range of wireless standards including IEEE 802.11a/b/g/n/ac, along with advanced encryption methods such as WEP, TKIP-MIC, AES, and TLS for secure communication. The device features 8 1000BaseT, 1000Base-SX, and 1000Base-LH transceiver slots for high-speed wired connections and comes equipped with management interfaces like HTTP/HTTPS, SSH, and a serial port for flexible network management.

Key Feature for the AIR-CT5508-12-K9

  • What is the maximum number of access points supported?
    The maximum number of access points supported is 12.
  • How does the device handle network speed and performance?
    The device ensures wired-network speed and non-blocking performance for efficient data transmission.
  • Which wireless standards are supported by this device?
    This device supports IEEE 802.11a, 802.11b, 802.11g, 802.11d, WMM/802.11e, 802.11h, 802.11k, 802.11n, 802.11r, 802.11u, 802.11w, and 802.11ac standards.
  • What management interfaces are available?
    Management interfaces include Web-Based: HTTP/HTTPS, Command-Line Interface: Telnet, Secure Shell (SSH) Protocol, Serial Port, and Cisco Wireless Control System.
  • What types of encryption does the device support?
    Supported encryption types include WEP and TKIP-MIC, AES, DES, SSL and TLS, DTLS, and IPSec.
  • How many uplink transceiver slots are available and what types?
    There are 8 (5508) 1000BaseT, 1000Base-SX, and 1000Base-LH transceiver slots available.
  • What are the specifications of the service port?
    The service port supports 10/100/1000 Mbps Ethernet (RJ45).
  • How many expansion slots does the device have?
    The device is equipped with 1 expansion slot.
  • What are the console port specifications?
    The console port includes an RS232 (DB-9 Male/RJ-45 Connector Included), Mini-USB.
  • What is the device's power input requirement?
    The device requires an input power of 100 to 240 VAC; 50/60 Hz; 1.05 A at 110 VAC, 0.523 A at 220 VAC.

Product Review

The Cisco AIR-CT5508-12-K9 supports a comprehensive range of wireless standards including 802.11a/b/g/n/ac, ensuring compatibility with a wide variety of devices and offering flexibility in deployment scenarios. However, its limitation to managing only up to 12 access points may restrict scalability in larger network environments. Additionally, the device offers a variety of management interfaces and robust encryption options, enhancing network security and simplification of administration tasks, but its relatively high heat dissipation could necessitate additional cooling solutions in constrained spaces.


The Cisco AIR-CT5508-12-K9 is a wireless controller designed to manage up to 12 access points, delivering high-speed wired-network capabilities and seamless non-blocking performance across wireless standards including IEEE 802.11a/b/g/n/ac, among others. This device is engineered to support a wide array of wireless standards to ensure compatibility and high performance in diverse networking environments. In terms of connectivity, the AIR-CT5508-12-K9 features 8 (5508) 1000BaseT, 1000Base-SX, and 1000Base-LH transceiver slots for uplink purposes, providing a flexible and scalable approach to network design and expansion. It also includes a service port that supports 10/100/1000 Mbps Ethernet (RJ45), allowing for easy management and setup. The console port is accessible via RS232 with both DB-9 male and RJ-45 connectors included, along with a Mini-USB port, ensuring a variety of options for direct device management.
  • Management interfaces include Web-Based: HTTP/HTTPS, Command-Line Interface: Telnet, Secure Shell (SSH) Protocol, and Serial Port, alongside Cisco Wireless Control System, offering versatile management solutions.
  • Supports multiple encryption methods, including WEP and TKIP-MIC, AES, DES, SSL and TLS, DTLS, and IPSec, ensuring secure data transmission across the network.
  • Equipped with LED indicators for system, activity, and power supply monitoring, it simplifies the management and troubleshooting process.
This device is designed with a focus on security and efficient network management, offering robust encryption standards to safeguard data and communications within the network. With an emphasis on flexibility, it provides comprehensive management interfaces that cater to various administrative preferences, from web-based portals to command-line access. Physically, the AIR-CT5508-12-K9 measures 17.30 inches in width, 21.20 inches in depth, and 1.75 inches in height, making it a compact solution suitable for rack mounting in data centers or network closets. The device weighs 20 lbs with two power supplies included, emphasizing its solid build quality and reliability. It operates efficiently within a temperature range of 0 °C to 40 °C and has a storage temperature range from -25 °C to 70 °C, ensuring durability and consistent performance under various environmental conditions. The power input requirements are 100 to 240 VAC, with a frequency of 50/60 Hz, and it consumes 1.05 A at 110 VAC or 0.523 A at 220 VAC. Its heat dissipation rate is calculated at 392 BTU/Hour, indicative of its energy efficiency and the effectiveness of its cooling mechanisms. Furthermore, it adheres to safety and EMI standards, including UL 60950-1:2003 and EN 60950:2000, ensuring that it meets rigorous safety and operational benchmarks. In addition to its hardware capabilities, the AIR-CT5508-12-K9 excels in RF management, offering real-time and historical insights into RF interference, which can significantly enhance the performance and reliability of the wireless network. This feature is particularly useful in environments with high levels of electromagnetic interference or in densely populated network areas where managing signal quality can be challenging. Overall, the Cisco AIR-CT5508-12-K9 represents a comprehensive solution for wireless network management, catering to small to medium-sized deployments with its blend of performance, security, and management features.


Product NumberCisco AIR-CT5508-12-K9
Access Points SupportedMaximum of 12
Network ThroughputWired-Network Speed with Full Duplex Capability
Supported Wi-Fi StandardsIEEE 802.11a/b/g/d/e/h/k/n/r/u/w/ac
Administration InterfacesWeb Interface: HTTP/HTTPS, CLI: Telnet, SSH, Serial Port, Cisco WCS
Security ProtocolsWEP, TKIP-MIC, AES, DES, SSL/TLS, DTLS, IPSec
Uplink Interfaces8 (5508) Gigabit Ethernet Slots for 1000BaseT, 1000Base-SX, and 1000Base-LH Modules
Maintenance PortGigabit Ethernet (RJ45) 10/100/1000 Mbps
Expansion Slot Quantity1 Slot Availability
Console InterfaceRS232 (DB-9 Male/RJ-45) and Mini-USB Connections
Status IndicatorsLED for System, Activity, and Dual Power Supplies
Width17.30 Inches
Depth21.20 Inches
Height1.75 Inches
Device Weight20 lbs Including Dual Power Units
Operational Minimum Temperature0 Degrees Celsius
Operational Maximum Temperature40 Degrees Celsius
Storage Temperature Low-25 Degrees Celsius
Storage Temperature High70 Degrees Celsius
Electrical Input Requirements100 to 240 VAC; 50/60 Hz; 1.05 A @ 110 VAC, 0.523 A @ 220 VAC
Thermal Output392 BTU per Hour
Compliance and SafetyUL 60950-1:2003, EN 60950:2000, Class A EMI and Susceptibility
RF MonitoringContinuous and Historical Analysis of RF Interference

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