United States$5,000,000+
Inventory Delivered By
S
Samuel Reed
5
Controller scaled well with 50 APs.
AIR-CT5520-50-K9
Original Stock
Ready to Ship
5520 WIRELESS CONTROLLER SUPPORTING 50 APS W/ RACK KIT
FEATURED DEAL
Name:
AIR-CT5520-50-K9
- Description:
- 5520 WIRELESS CONTROLLER SUPPORTING 50 APS W/ RACK KIT
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 882658838767
- Condition:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
TRUSTED, TRIED, PROVEN
Officially Accredited
& Verified By
Next-Gen IT
Solutions Powered By
AIR-CT5520-50-K9 Overview
AIR-CT5520-50-K9 is an enterprise-class wireless LAN controller engineered to deliver secure, scalable, and efficient network management for large-scale deployments. Designed to centrally manage up to 50 access points, this controller integrates seamlessly with wireless infrastructures operating on 2.4GHz and 5GHz frequency bands and supporting Wi‑Fi 5 (802.11ac), ensuring high data throughput and reliable connectivity across dynamic environments.
Optimized for mission-critical applications in environments such as large offices, campuses, and multi-site enterprises, the AIR-CT5520-50-K9 offers versatile installation options with both rack-mount and desktop configurations. Its robust management features, including on-premises control and SNMP support, along with comprehensive security mechanisms like WPA2, WPA3, and 802.1X, provide an ideal solution for managing and securing modern wireless networks.
AIR-CT5520-50-K9 price is is available on request. Get immediate quote.
Request bulk order quote for AIR-CT5520-50-K9 for additional pricing. Browse the full Wlan Controller: 5500 Series series or explore all Cisco products.
AIR-CT5520-50-K9 Specifications
- Weight
- N/A
- Height
- N/A
- Depth
- N/A
- Width
- N/A
- Memory
- N/A
- Wi-Fi Standard
- 802.11ac
- Max Range
- N/A
- Coverage Area
- N/A
- Connector Type
- RJ-45
- Antenna Gain
- N/A
- Protocols Supported
- 802.11a/b/g/n/ac
- Management Features
- On-Premises, SNMP
- Processor
- N/A
- Frequency Bands
- 2.4GHz / 5GHz
- Compliance
- FCC / CE / RoHS
- Mesh Networking
- No
- Security Features
- WPA2 / WPA3 / 802.1X
- Outdoor Use
- No
- Beamforming
- N/A
- MIMO Technology
- N/A
- Ethernet Port
- 2x Gigabit
- Data Rate
- N/A
- Antenna Type
- N/A
- Max Number of Devices Supported
- 50
- Wireless Type
- N/A
- Power Supply
- AC Adapter
- Mounting Options
- Rack Mount / Desktop
- Product Type
- Wireless Controller
- Product Name
- AIR-CT5520-50-K9
AIR-CT5520-50-K9 Use Case
Enterprise Campus Network Scalability with AIR-CT5520-50-K9-5520 Wireless Controller
A global financial services firm deploys the AIR-CT5520-50-K9-5520 Wireless Controller supporting 50 APs across three office buildings to centralize WLAN management, dynamic RF optimization and seamless client roaming. The outcome is 30% faster provisioning, 99.99% uptime and simplified security policy enforcement across 1,500 concurrent users.
Retail Chain Multi-Site Deployment Using AIR-CT5520-50-K9-5520
A regional retail operator integrates the AIR-CT5520-50-K9-5520 Wireless Controller supporting 50 APs with its point-of-sale and guest Wi-Fi infrastructure across ten store locations. This delivers consistent network segmentation, PCI-DSS compliance and centralized firmware updates, reducing branch support costs by 40% and accelerating store rollouts.
University Campus High-Density Connectivity with AIR-CT5520-50-K9-5520
A mid-sized university installs the AIR-CT5520-50-K9-5520 Wireless Controller supporting 50 APs to serve lecture halls, labs and outdoor study areas with high-density 802.11ac Wave 2 Wi-Fi. The deployment ensures QoS for video streaming, secure BYOD access and future-proof scalability, improving student satisfaction scores by 25%.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| AIR-CT5520-50-K9 |  AIR-PSU-BLKP1U |  AIR-CT5508-HA-K9 |  AIR-CT5508-500-2PK |  AIR-CT5508FIPSKIT= | |
|---|---|---|---|---|---|
| Product Type | Wireless Controller | Wireless Access Point | Wireless Product | Wireless Access Point | Wireless Product |
| Wireless Type | N/A | Access Point | Access Point | Access Point | Access Point |
| Wi-Fi Standard | 802.11ac | Wi-Fi 6 | Wi‑Fi 5 | Wi-Fi 6 | Wi-Fi 6 |
| Frequency Bands | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz/5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz |
| Data Rate | N/A | 1Gbps | 1Gbps | 500Mbps | 1Gbps |
| Max Range | N/A | 120 meters | N/A | 150 feet | N/A |
| Coverage Area | N/A | 2000 square feet | N/A | 1500 square feet | N/A |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Antenna Type | N/A | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional |
| Antenna Gain | N/A | 5dBi | N/A | 5dBi | 5dBi |
| MIMO Technology | N/A | MU-MIMO | MU-MIMO | MU-MIMO | MU-MIMO |
| Beamforming | N/A | Yes | Yes | Yes | Yes |
| Mounting Options | Rack Mount / Desktop | Ceiling Mount / Wall Mount | Ceiling Mount | Outdoor Mount | Ceiling Mount / Wall Mount |
| Power Supply | AC Adapter | PoE | PoE | PoE | PoE |
| Mesh Networking | No | No | No | Yes | Yes |
| Ethernet Port | 2x Gigabit | 1x Gigabit | 1x Gigabit | 1x Gigabit | 1x Gigabit |
| Max Number of Devices Supported | 50 | 50 | N/A | N/A | N/A |
| Protocols Supported | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax |
| Management Features | On-Premises, SNMP | Cloud Management / SNMP | Cloud Management | Cloud Management | Cloud Management |
| Security Features | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X | WPA2/WPA3/802.1X | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X |
| Compliance | FCC / CE / RoHS | FCC / CE / RoHS | FCC/CE/RoHS | FCC / CE / RoHS | FCC / CE / RoHS |
| Processor | N/A | Dual-core 1.2GHz | N/A | N/A | N/A |
| Memory | N/A | 1GB | N/A | N/A | N/A |
| Outdoor Use | No | No | No | Yes | No |
| Product Name | AIR-CT5520-50-K9 | AIR-PSU-BLKP1U Wireless Access Point | AIR-CT5508-HA-K9 | AIR-CT5508-500-2PK | AIR-CT5508FIPSKIT= |
| Height | N/A | 2 inches | N/A | N/A | N/A |
| Width | N/A | 8 inches | N/A | N/A | N/A |
| Depth | N/A | 8 inches | N/A | N/A | N/A |
| Weight | N/A | 1.5 lbs | N/A | N/A | N/A |
| Wi‑Fi Standard |
Reviews & Ratings
H
Hira Javed
4
High performance wireless management.
A
Andrei Popescu
4
Reliable and fast.
D
Dawn Mitchell
4
Easy rack installation.
F
Fahad Ali
5
Enterprise ready.
Questions & Answers
What is the Cisco AIR-CT5520-50-K9 Wireless Controller?
The Cisco AIR-CT5520-50-K9 is a dedicated wireless LAN controller that centrally manages up to 50 Cisco access points, delivering enterprise-grade performance, security, and scalability with an included 1U rack-mount kit.
How many access points can the AIR-CT5520-50-K9 support?
The AIR-CT5520-50-K9 supports up to 50 Cisco wireless access points, making it ideal for midsize to large enterprise deployments requiring reliable, centralized Wi-Fi management.
What throughput and performance does the 5520 controller deliver?
The Cisco Catalyst 5520 provides up to 20 Gbps of throughput and can handle up to 5,000 concurrent clients, ensuring high-performance connectivity for bandwidth-intensive applications.
Does the AIR-CT5520-50-K9 include a rack mount kit?
Yes, the AIR-CT5520-50-K9 bundle includes a 1U rack mount kit, brackets, and all necessary hardware for seamless installation in standard server racks.
What licensing model does the Cisco 5520 controller use?
The Cisco 5520 uses Cisco Smart Licensing with a per-access-point model, offering flexible term-based or perpetual options and centralized license management via the Cisco Smart Software Manager.
Which security features are built into the Cisco 5520 Wireless Controller?
The 5520 integrates advanced security with Cisco CleanAir, Flexible Radio Assignment, rogue AP detection, client traffic encryption, and policy enforcement via Cisco Identity Services Engine (ISE).
Can I integrate the AIR-CT5520-50-K9 with Cisco DNA Center?
Yes, the AIR-CT5520-50-K9 fully integrates with Cisco DNA Center for automated provisioning, assurance, analytics, and policy-based network segmentation across wired and wireless domains.
What deployment scenarios are ideal for the 5520 controller?
The Cisco 5520 is perfect for campus, branch, and hospitality environments requiring robust QoS, seamless roaming, high availability, and centralized management of up to 50 APs.
How does the AIR-CT5520-50-K9 handle high availability?
The 5520 supports active/standby redundancy with stateful switchover, ensuring uninterrupted wireless services and rapid failover in mission-critical deployments.
Which Cisco access point models are compatible with the 5520 controller?
The AIR-CT5520-50-K9 is compatible with the full Cisco Aironet and Catalyst Access Point portfolio, including 802.11ac Wave 2 and Wi-Fi 6 (802.11ax) models.
What power requirements and efficiency ratings apply to the 5520?
The Cisco 5520 requires 100–240 VAC, draws 7–3 A, and is designed for energy efficiency, meeting EU RoHS and WEEE compliance standards.
How easy is it to configure and manage the AIR-CT5520-50-K9?
Configuration is streamlined via Cisco Prime Infrastructure, CLI, or the GUI, offering intuitive workflows, template-based provisioning, and zero-touch deployment capabilities.
What warranty and support options are available for the Cisco 5520?
The controller comes with a limited lifetime hardware warranty and one-year Cisco SMARTnet support; extended service contracts and Proactive Services are available for 24×7 coverage.
How does the 5520 controller improve user experience and performance?
With features like Application Visibility and Control (AVC), CleanAir, RF optimization, and seamless roaming, the 5520 maximizes throughput, minimizes interference, and ensures consistent client connections.
Where can I purchase the AIR-CT5520-50-K9 and what is its typical price range?
The AIR-CT5520-50-K9 is available through authorized Cisco partners or resellers; typical street pricing ranges from $4,000 to $6,500 USD, depending on support and licensing bundles.