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WS-F4531
Catalyst 4500 PoE 802.3af 10/ 100/1000 24-ports (RJ45) Linec...
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WS-F4531 is an Ethernet module engineered for high-speed connectivity, supporting data rates of up to 10Gbps via an SFP+ connector. Designed with compatibility for routers, switches, and servers, it delivers robust performance and reliable network integration for enterprise environments.
WS-F4531 supports critical protocols including TCP/IP, iSCSI, and Fibre Channel, ensuring seamless communication for data-intensive applications. Its PCIe form factor and modular installation make it ideal for expanding data center capacity and upgrading server network interfaces in high-speed network infrastructures.
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Request bulk order quote for WS-F4531 for additional pricing. Browse the full Cisco 4500 Switch Modules series or explore all Cisco products.
Scenario: A large corporate campus deploys Cisco Catalyst 4500 with the WS-F4531-Catalyst 4500 PoE 802.3af 10/100/1000 24-ports (RJ45) Linecard to power 200+ access points and IP phones over a single chassis. Benefit: Centralized PoE delivery and 1 Gbps uplinks simplify cabling, accelerate rollouts, and ensure high availability with redundant power and hot-swappable modules.
Scenario: A nationwide retail chain equips each store’s wiring closet with a Catalyst 4500 chassis populated by the WS-F4531-Catalyst 4500 PoE 802.3af 10/100/1000 24-ports (RJ45) Linecard to feed VoIP handsets and HD security cameras. Benefit: Consolidated 24-port PoE feeds reduce rack space and power costs, enable remote monitoring, and streamline maintenance with Cisco IOS management and PoE power budgeting.
Scenario: An automated manufacturing facility implements real-time monitoring using environmental sensors, RFID readers and access controllers powered via the WS-F4531-Catalyst 4500 PoE 802.3af 10/100/1000 24-ports (RJ45) Linecard in a resilient Catalyst 4500 chassis. Benefit: High-density Gigabit PoE simplifies infrastructure, supports remote diagnostics, and delivers consistent power to edge devices for maximum uptime in harsh industrial environments.
To get the detailed certification, please go to the Compliance Center.
 WS-F4531 |  WS-X4606-X2-E |  WS-X4612-SFP-E |  WS-X4424-GB-RJ45 |  WS-X4748-RJ45-E | |
|---|---|---|---|---|---|
| Product Type | Network Module | Supervisor Engine | Network Module | Network Module / Network Card | Network Module |
| Module Type | Ethernet | N/A | SFP Ethernet Module | Ethernet Module | Ethernet |
| Data Rate | 10G | 10Gbps | 1Gbps | 1Gbps | 1Gbps |
| Connector Type | SFP+ | N/A | SFP | RJ-45 | RJ-45 |
| Supported Protocols | TCP/IP, iSCSI, Fibre Channel | TCP/IP | TCP/IP | TCP/IP, Ethernet | TCP/IP |
| Form Factor | PCIe | Modular | Modular | Modular | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 50°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 70°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | N/A | N/A | 3.3V | N/A |
| Compatibility | Routers, Switches, Servers | Cisco Catalyst 4500 Series | Cisco | Cisco | Cisco |
| Max Speed | 10Gbps | 10Gbps | 1Gbps | 1Gbps | 1Gbps |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Routing, Switching, QoS, High Availability | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | 5W | N/A | N/A | N/A | N/A |
| Interface Ports | Ethernet | N/A | SFP | Ethernet | Ethernet |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | WS-F4531 High-Speed Ethernet Module | WS-X4606-X2-E Enhanced Supervisor Engine | WS-X4612-SFP-E | WS-X4424-GB-RJ45 | WS-X4748-RJ45-E |
| Height | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Weight | N/A | N/A | N/A | N/A | N/A |
The WS-F4531 is a great investment for our network. It ensures high-speed data transfer and reliable connectivity across all devices.
The WS-F4531 has been performing flawlessly. It provides excellent speed and ensures stable connectivity for our network.
The WS-F4531 is reliable and fast. It handles our network traffic efficiently, ensuring smooth operations with no interruptions.
The WS-F4531 integrates seamlessly and provides stable, high-speed performance. It has been a valuable asset to our network.
We rely on the WS-F4531 for its exceptional reliability. It ensures fast, stable connectivity and works well with our existing infrastructure.
The WS-F4531 is a 24-port 1 Gbps line card for Cisco Catalyst 4500 series with integrated IEEE 802.3af PoE support, delivering up to 15.4 W per port at wire-speed switching.
The WS-F4531 is compatible with Cisco Catalyst 4503, 4506, 4507R+E and 4510R+E chassis when used with an appropriate Supervisor Engine (E or XE) module.
The WS-F4531 provides 24 RJ45 ports, each supporting IEEE 802.3af PoE at up to 15.4 W per port for IP phones, wireless access points and other powered devices.
The WS-F4531 delivers up to 32 Gbps of non-blocking switching capacity and can forward up to 26 million packets per second at line rate across all 24 ports.