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AIR-CT3504-K9
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Cisco 3504 Wireless Controller
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Name:
AIR-CT3504-K9
- Description:
- Cisco 3504 Wireless Controller
- Rating:
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- Brand:
- Cisco
- GTIN:
- 882658553042
- Condition:
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AIR-CT3504-K9 Overview
AIR-CT3504-K9 is a high-performance wireless LAN controller designed to centralize the management of enterprise-grade Wi‑Fi networks. Engineered for reliable indoor deployments, this controller seamlessly coordinates multiple access points operating in environments predominantly served by 2.4GHz and 5GHz devices, while enhancing network performance through intelligent traffic handling and advanced security integration.
Optimized for small to medium-sized business environments, the AIR-CT3504-K9 offers robust on-premises management, streamlined configuration, and effective scalability to support thousands of wireless clients. It is ideally suited for large offices, educational institutions, and retail spaces where centralized control, simplified network maintenance, and reliable connectivity are paramount.
AIR-CT3504-K9 price is is available on request. Get immediate quote.
Request bulk order quote for AIR-CT3504-K9 for additional pricing. Browse the full Cisco Wlan Controller series or explore all Cisco products.
AIR-CT3504-K9 Specifications
- Height
- 1.73 inches
- Width
- 17.5 inches
- Weight
- 18 lbs
- Depth
- 14.1 inches
- Wi-Fi Standard
- N/A
- Max Range
- N/A
- Coverage Area
- N/A
- Connector Type
- RJ-45
- Antenna Gain
- N/A
- Management Features
- On-Premises, SNMP
- Compliance
- FCC, CE, RoHS
- Mesh Networking
- No
- Outdoor Use
- No
- Security Features
- WPA2, WPA3, 802.1X, VPN
- Beamforming
- N/A
- MIMO Technology
- N/A
- Ethernet Port
- 2x Gigabit
- Data Rate
- N/A
- Antenna Type
- N/A
- Mounting Options
- N/A
- Product Type
- Wireless LAN Controller
- Wireless Type
- N/A
- Frequency Bands
- N/A
- Power Supply
- AC Adapter
- Protocols Supported
- Ethernet
- Max Number of Devices Supported
- 5000 clients
- Processor
- Dual-core 600 MHz
- Memory
- 4GB
- Product Name
- AIR-CT3504-K9 Wireless LAN Controller
AIR-CT3504-K9 Use Case
High-Density Campus Deployment for Educational Institutions
In a large university auditorium supporting 2,000+ concurrent devices, the AIR-CT3504-K9 centralizes RF management, dynamic load balancing and seamless guest/secure network segmentation across 50+ Cisco access points. Outcome: Delivers 99.9% uptime, uniform Wi-Fi performance during peak events and simplified multi-SSID provisioning via a single dashboard.
Distributed Retail Chain with Centralized Guest Wi-Fi and Analytics
A 200-store retail brand uses the Cisco 3504 Wireless Controller to unify SSID templates, enforce PCI-compliant segmentation for point-of-sale systems and deploy branded guest portals at scale. Outcome: Increases customer dwell time and loyalty by providing secure, in-store Wi-Fi while reducing IT configuration overhead by 40% through zero-touch provisioning.
Manufacturing IoT Device Segmentation and Predictive Maintenance
In a smart factory environment, the AIR-CT3504-K9 integrates 300+ wireless sensors and automated machinery into VLAN-based security zones, applying dynamic RF profiles to minimize interference. Outcome: Enhances operational visibility, reduces wireless collisions by 30% and accelerates predictive maintenance analytics with end-to-end network assurance.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| AIR-CT3504-K9 |  AIR-CT8510-SPK9-RF |  AIR-WLC4402-12-K9 |  WCS-WLSE-APB-500 |  AIR-CT8510-500-K9 | |
|---|---|---|---|---|---|
| Product Type | Wireless LAN Controller | Wireless Product | Wireless LAN Controller | Wireless Product | Wireless Access Point |
| Wireless Type | N/A | Access Point | N/A | Access Point | Access Point |
| Wi-Fi Standard | N/A | Wi-Fi 6 | N/A | Wi-Fi 6 | Wi-Fi 5 |
| Frequency Bands | N/A | 2.4GHz / 5GHz | N/A | 2.4GHz / 5GHz | 2.4GHz / 5GHz |
| Data Rate | N/A | 1Gbps | N/A | 2.5Gbps | 1Gbps |
| Max Range | N/A | 100 meters | N/A | 150 meters | 150 meters |
| Coverage Area | N/A | 2000 square feet | N/A | 2500 sq. ft | 1500 square feet |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Antenna Type | N/A | Omnidirectional | N/A | Omnidirectional | Omnidirectional |
| Antenna Gain | N/A | 5dBi | N/A | 5dBi | 5dBi |
| MIMO Technology | N/A | MU-MIMO | N/A | MU-MIMO | MU-MIMO |
| Beamforming | N/A | Yes | N/A | Yes | Yes |
| Mounting Options | N/A | Ceiling Mount / Wall Mount | Rack Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount |
| Power Supply | AC Adapter | PoE | AC Adapter | PoE | PoE |
| Mesh Networking | No | No | N/A | No | No |
| Ethernet Port | 2x Gigabit | 1x Gigabit | 2x Gigabit | 1x Gigabit | 1x Gigabit |
| Max Number of Devices Supported | 5000 clients | 128 | 12 Access Points | N/A | N/A |
| Protocols Supported | Ethernet | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, TCP/IP | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac |
| Management Features | On-Premises, SNMP | Cloud Management / On-Premises / SNMP | On-Premises, CLI, Web GUI, SNMP | Cloud Management | Cloud Management / On-Premises |
| Security Features | WPA2, WPA3, 802.1X, VPN | WPA2 / WPA3 / 802.1X | 802.1X, WPA2, VPN | 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 | Dual-core 600 MHz | Quad-Core 1.2GHz | N/A | N/A | N/A |
| Memory | 4GB | 1GB | N/A | N/A | N/A |
| Outdoor Use | No | No | No | No | No |
| Product Name | AIR-CT3504-K9 Wireless LAN Controller | AIR-CT8510-SPK9-RF | AIR-WLC4402-12-K9 | WCS-WLSE-APB-500 | AIR-CT8510-500-K9 |
| Height | 1.73 inches | 1.5 inches | N/A | 1.5 inches | N/A |
| Width | 17.5 inches | 7 inches | N/A | 9 inches | N/A |
| Depth | 14.1 inches | 7 inches | N/A | 9 inches | N/A |
| Weight | 18 lbs | 1.8 lbs | N/A | 2 lbs | N/A |
| Wi‑Fi Standard |
Reviews & Ratings
S
Saba Rizvi
4
Handled APs reliably.
A
Andreas Wolf
5
Good entry level controller.
K
Kelly Morgan
5
Stable operation.
H
Hamza Javed
5
Satisfied.
Questions & Answers
What is the Cisco 3504 Wireless Controller (AIR-CT3504-K9)?
The Cisco 3504 Wireless Controller (AIR-CT3504-K9) is a 1-RU appliance that centrally manages up to 150 Cisco access points, delivering secure, high-performance Wi-Fi for small to mid-sized enterprises.
How many access points can the AIR-CT3504-K9 support?
The AIR-CT3504-K9 supports up to 150 lightweight access points with a maximum of 2,000 client sessions, providing scalable coverage for growing networks.
What is the maximum throughput of the Cisco 3504 Wireless Controller?
The controller delivers up to 1.9 Gbps of throughput with hardware-accelerated gigabit Ethernet ports and optimized RF forwarding for latency-sensitive applications.
Which software releases does the AIR-CT3504-K9 support?
The AIR-CT3504-K9 supports Cisco AireOS 8.x releases, including the latest maintenance updates for enhanced security, stability, and feature sets.
What licensing models are available for the 3504 Wireless Controller?
Cisco offers Base, Access Point, and Device tiers, plus Mobility Express licensing for standalone mode. Each tier unlocks features such as advanced RF management and guest access.
How does the 3504 controller ensure high availability?
It supports N+1 redundancy with stateful failover, allowing a secondary controller to assume all roles automatically in case of primary failure.
Which security features are included on the AIR-CT3504-K9?
Security features include 802.1X authentication, WPA3, rogue AP detection, integrated firewall, and policy enforcement with Cisco TrustSec.
Can I integrate the Cisco 3504 with Cisco DNA Center?
Yes. The AIR-CT3504-K9 integrates seamlessly with Cisco DNA Center for centralized policy management, analytics, and automated provisioning.
What are the physical and network interface specifications?
The controller is a 1 RU unit with four 1-Gbps RJ-45 Ethernet ports, one console port, one management port, and one USB port for configuration backups.
Is the AIR-CT3504-K9 rack-mountable?
Yes. The controller ships with rack-mount brackets and can be mounted in a standard 19-inch rack occupying a single rack unit (1 RU).
What is the power consumption of the Cisco 3504 controller?
Typical power consumption is 45 watts. It supports AC input (100–240V) with an internal power supply, ensuring energy-efficient operation.
Does the 3504 support Power over Ethernet (PoE)?
No. The controller does not provide PoE. Access points must be powered separately via inline PoE switches or local power injectors.
How do I perform an initial setup on the AIR-CT3504-K9?
Initial setup can be performed through the Cisco Setup Wizard via the web GUI or CLI using the console port, guiding you through IP addressing and basic configuration.
What warranty and support options are available?
The controller comes with a limited lifetime hardware warranty and 90 days of Cisco TAC support. Optional Smart Net Total Care provides 24×7 support and advanced hardware replacement.
Which deployment scenarios are ideal for the 3504 Wireless Controller?
Ideal scenarios include small to mid-sized campuses, branch offices, retail outlets, and hospitality venues requiring centralized management of up to 150 APs.
How do I upgrade the firmware on the AIR-CT3504-K9?
Firmware upgrades are performed via the web GUI or CLI by uploading the AireOS image file. The controller supports rolling upgrades to minimize client disruption.