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REFURBISHED
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Cisco 8540 Wireless Controller – Refurbished | AIR-CT8540-6K-K9

In Stock
1 units available
SKU
AIR-CT8540-6K-K9-REFURBISHED
MPN
AIR-CT8540-6K-K9
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$2,567
Refurbished Cisco 8540 Wireless Controller, a high-end 802.11ac Wave 2 platform scaling to 6,000 access points and 64,000 clients with 40 Gbps throughput and 10 Gigabit Ethernet uplinks.
In Stock
Brand Cisco
Model AIR-CT8540-6K-K9
Device Type Wireless LAN Controller
Series Cisco 8500 Series
Max Access Points 6,000
Max Clients 64,000

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AIR-CT8540-6K-K9
Cisco 8540 Wireless Controller – Refurbished | AIR-CT8540-6K-K9 REFURBISHED
Refurbished Cisco 8540 Wireless Controller, a high-end 802.11ac Wave 2 platform scaling to 6,000 access points and 64,000 clients with 40 Gbps throughput and 10 Gigabit Ethernet uplinks.
The Cisco 8540 Wireless Controller (AIR-CT8540-K9) is an enterprise-class, DNA-ready wireless LAN controller optimized for 802.11ac Wave 2 in medium-to-large enterprise, campus, and service-provider deployments. It delivers 40 Gbps throughput and supports up to 6,000 access points and 64,000 clients, with 10 Gigabit Ethernet connectivity, dual SSDs with hardware RAID, and a redundant power design. The 6K variant designation reflects the platform's up-to-6,000 access point scale, with right-to-use AP license enablement. It supports centralized, FlexConnect, and mesh deployment modes in the same controller.
Key Features
  • Scales to 6,000 access points and 64,000 clients
  • Up to 40 Gbps throughput optimized for 802.11ac Wave 2
  • 10 Gigabit Ethernet connectivity (4 x RJ-45 10GbE) plus 1000Base-T management
  • Multiple deployment modes in one controller: centralized, FlexConnect, mesh
  • Subsecond access point and client failover for high availability
  • Application Visibility and Control (AVC) with NBAR2 deep packet inspection
  • Embedded BYOD device classification and policy engine
  • Dual SSDs with hardware RAID and redundant AC/DC power supplies
  • Cisco Smart Software Licensing support (release 8.2 and later)
Specifications
General
BrandCisco
Part NumberAIR-CT8540-6K-K9
Base ModelAIR-CT8540-K9 (8540 Wireless Controller)
SeriesCisco 8500 Series Wireless Controllers
Device TypeWireless LAN Controller
Capacity
Max Access Points6,000
Max Clients64,000
Throughput40 Gbps
Ports
Data Ports4 x RJ-45 10 Gigabit Ethernet
Management1000Base-T
OtherUSB 3.0, VGA
Physical
Form Factor2RU rack-mountable
Dimensions (WxDxH)18.96 x 30.18 x 3.43 in (48.2 x 76.6 x 8.70 cm) incl. handles
StorageDual SSDs with hardware RAID
Power
Power Supply1200 W AC or 930 W DC (redundant)
Environmental
Operating Temperature41 to 104 F (5 to 40 C)

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FAQ

Common questions about the Cisco 8540 Wireless Controller – Refurbished | AIR-CT8540-6K-K9.

It supports up to 6,000 access points and 64,000 clients, with 40 Gbps throughput.
It reflects the platform's up-to-6,000 access point scale, matching the 8540's maximum supported AP count.
The 8540 is a 2RU rack-mountable appliance with dual SSDs, hardware RAID, and a redundant power design.
Cisco allows porting of perpetual AP licenses between the Cisco 3504, 5520, and 8540 Wireless Controllers.
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