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by Cisco
Product Line: Cisco AIR-CT2504-25-K9
Product Type: Wireless Access Point
Original price $498.00 - Original price $2,660.00
Original price
$498.00 - $2,660.00
Current price $2,660.00
Title: Surplus

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Product Description

The AIR-CT2504-25-K9 Cisco Wireless LAN Controller supports a maximum of 25 access points and is scalable up to 1000 clients, catering to the needs of small to medium-sized enterprises and branch offices. It features two PoE (Power over Ethernet) ports, four 1 Gbps Ethernet (RJ-45) interfaces, and delivers throughput up to 1 Gbps, ensuring efficient wired-network speed and performance. Adhering to wireless standards including IEEE 802.11a, 802.11ac, 802.11b, 802.11g, and more, it facilitates a wide range of wireless communications while operating between temperatures of 0 °C to 40 °C and humidity levels from 10% to 95% (non-condensing).

Key Feature for the AIRCT250425K9

  • What is the maximum number of access points supported?
    The system supports up to 25 access points.
  • How many clients can the Cisco 2504 Wireless LAN Controller support?
    It can support up to 1000 clients.
  • What type of connection is available for the controller?
    The controller connects via two PoE (Power over Ethernet) ports.
  • What are the speed and performance capabilities?
    The device offers wired-network speed and non-blocking performance with throughput up to 1 Gbps.
  • Which wireless standards does this hardware support?
    It supports IEEE 802.11a, 802.11ac, 802.11b, 802.11g, 802.11d, WMM/802.11e, 802.11h, 802.11k, 802.11n, 802.11r, 802.11u, 802.11w, and 802.11ac.
  • Can you detail the interface options?
    The device includes a console port with an RJ-45 connector and four 1 Gbps Ethernet (RJ-45) network interfaces.
  • What types of LED indicators are present?
    LED indicators for link activity (each 1 Gigabit Ethernet port), power, status, and alarm are present.
  • What are the operating temperature limits?
    The operating temperature ranges from 0 °C to 40 °C.
  • What power input does the device require?
    It requires 100 to 240 VAC; 50 to 60 Hz power input.
  • What safety standards does this product meet?
    It meets UL 60950-1, 2nd Edition, and EN 60950:2005 safety standards.

Product Review

The Cisco AIR-CT2504-25-K9 supports up to 25 access points and 1000 clients, catering well to small to medium-sized enterprises and branch offices, with a throughput of up to 1 Gbps aligning with modern wired-network speed expectations. However, its operational temperature range is limited from 0 °C to 40 °C, which might restrict deployment in environments with extreme temperatures. Additionally, while it boasts a comprehensive set of wireless standards support and dual PoE ports, the device's scalability could be an issue for rapidly growing networks that might exceed its capacity.


The Cisco AIR-CT2504-25-K9 is a wireless LAN controller designed to manage up to 25 access points, offering a scalable solution that can support up to 1000 clients. This makes it an ideal choice for small to medium-sized enterprises and branch offices looking for efficient network management and expansion capabilities. The device is part of the Cisco 2504 Wireless LAN Controller series and is engineered to provide a seamless wireless experience with high-speed and non-blocking performance. Equipped with two Power over Ethernet (PoE) ports, the controller facilitates easy connection and power supply to network devices, reducing the need for additional power cables and outlets. The AIR-CT2504-25-K9 ensures fast data transmission with a throughput of up to 1 Gbps, catering to the demands of modern wireless applications and services. Compatibility with a wide range of wireless standards, including IEEE 802.11a, 802.11ac, 802.11b, 802.11g, 802.11d, WMM/802.11e, 802.11h, 802.11k, 802.11n, 802.11r, 802.11u, 802.11w, and 802.11ac, allows this controller to support diverse wireless devices and technologies. Such versatility ensures that the network can accommodate various types of wireless communications and remain future-proof. The hardware interface includes a console port with an RJ-45 connector for management and four 1 Gbps Ethernet (RJ-45) ports for network connections. This allows for easy integration into existing networks and straightforward management. LED indicators for link activity, power, status, and alarm provide quick visual feedback on the device's operation and network status. Operating within a temperature range from 0 °C to 40 °C and with a humidity tolerance from 10% to 95% non-condensing, the AIR-CT2504-25-K9 is designed to perform reliably in various environmental conditions. Its compact size of 1.73 x 8.00 x 6.75 inches and weight of 3.5 lbs, including the power supply, make it suitable for environments where space is a premium. - Input power requirements are 100 to 240 VAC at 50 to 60 Hz, with a heat dissipation of 72 BTU/hour, ensuring energy efficiency. - Adheres to safety standards UL 60950-1, 2nd Edition, and EN 60950:2005, guaranteeing a safe operating environment. - Storage conditions range from -25 °C to 70 °C with up to 95% humidity, allowing for durability and longevity even in harsh conditions. In conclusion, the Cisco AIR-CT2504-25-K9 Wireless LAN Controller is a powerful and versatile device designed to meet the networking needs of small to medium-sized businesses. With its support for numerous wireless standards, high throughput, and scalability, it provides a solid foundation for creating and managing a high-performance wireless network.


Item NumberCisco AIR-CT2504-25-K9
ManufacturerCisco Systems, Inc.
Access Point CapacitySupports up to 25 Access Points
Client CapacityCan handle up to 1000 clients
Controller Model2504 Wireless LAN Controller by Cisco
Power InterfacesDual PoE Ports
Network EfficiencyHigh-Speed Wired Networking with Full Performance
Data RateMaximum of 1 Gbps Throughput
Compliance with Wireless ProtocolsIEEE 802.11a/b/g/n/ac/d/h/k/r/u/w, WMM/802.11e
Connectivity Ports1 RJ-45 Console Port, 4 Ethernet Ports of 1 Gbps Each
IndicatorsIndicators for Link/Activity on Ethernet, Power, System Status, and Alarm
Operating Temperature Range0 to 40 °C
Storage Temperature Range-25 to 70 °C
Physical DimensionsWidth: 8.00 inches, Height: 1.73 inches, Depth: 6.75 inches
Unit Weight3.5 pounds including power supply
Operational Humidity Range10 to 95% (Non-Condensing)
Humidity During StorageUp to 95% Non-Condensing
Power Requirement100 to 240 VAC, 50 to 60 Hz
Thermal Output72 BTUs per Hour
Compliance with Safety NormsUL 60950-1 Second Edition, EN 60950:2005
Target DeploymentDesigned for SMEs and branch office setups

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