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Controller scaled well with 50 APs.
AIR-CT5520-50-K9
5520 WIRELESS CONTROLLER SUPPORTING 50 APS W/ RACK KIT
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Name:
AIR-CT5520-50-K9
- Description:
- 5520 WIRELESS CONTROLLER SUPPORTING 50 APS W/ RACK KIT
- Rating:
Added to cart 28 times recently
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In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 882658838767
- Condition:
3 Year Extended Warranty
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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
- Product Type
- Wireless Controller
- Wireless Type
- N/A
- Wi-Fi Standard
- 802.11ac
- Frequency Bands
- 2.4GHz / 5GHz
- Data Rate
- N/A
- Max Range
- N/A
- Coverage Area
- N/A
- Connector Type
- RJ-45
- Antenna Type
- N/A
- Antenna Gain
- N/A
- MIMO Technology
- N/A
- Beamforming
- N/A
- Mounting Options
- Rack Mount / Desktop
- Power Supply
- AC Adapter
- Mesh Networking
- No
- Ethernet Port
- 2x Gigabit
- Max Number of Devices Supported
- 50
- Protocols Supported
- 802.11a/b/g/n/ac
- Management Features
- On-Premises, SNMP
- Security Features
- WPA2 / WPA3 / 802.1X
- Compliance
- FCC / CE / RoHS
- Processor
- N/A
- Memory
- N/A
- Outdoor Use
- No
- Product Name
- AIR-CT5520-50-K9
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
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
5
Reliable and fast.
D
Dawn Mitchell
3
Easy rack installation.
F
Fahad Ali
4
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.