Cisco 5520 Wireless Controller (AIR-CT5520-K9)

Name: Cisco 5520 Wireless Controller (AIR-CT5520-K9)
Brand: Cisco
SKU: AIR-CT5520-K9
Availability: OutOfStock
Rating: 4.5 (20 reviews)

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Out of Stock

Specifications

SKU: AIR-CT5520-K9
Brand: Cisco
Warranty: 3 years limited hardware warranty is mentioned for the base product, with refurbished units offering a 1-year warranty.
Dimensions: 18.98 x 30.98 x 1.70 in. (48.2 x 78.7 x 4.32 cm) including handles (Source 1, 3). Alternatively cited as 1.74" H × 17.5" W × 11.5" D (1RU) or 1.72 × 17.3 × 21.5 in (4.4 × 43.9 × 54.6 cm).
Weight: Approx. 22 lbs to 27.5 lbs (10 kg to 12.5 kg)

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Key Features

The Cisco 5520 Wireless Controller is a next-generation platform designed for medium to large enterprise and campus wireless networks, supporting up to 1500 access points and 20,000 clients with appropriate licensing. It delivers high performance optimized for 802.11ac Wave 2 and ensures high availability through features like redundant power, subsecond failover, and compatibility with various deployment models.

Verified Buyer Reviews

★★★★★ Steven B. - MSP Owner

The SAS/SATA performance is consistent under heavy IO workloads.

★★★★★ Mark S. - System Admin

Highly recommend for any data center expansion project.

★★★★★ Ashley G. - System Admin

Solid build quality. Exactly what you expect from enterprise-grade hardware.

Resources

Datasheet (PDF)

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