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WS-X4548-GB-RJ45V
Catalyst 4503-E Fan Tray (Spare)
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WS-X4548-GB-RJ45V is a high-performance Ethernet module offering 48 Gigabit Ethernet ports with RJ-45 connectors. Designed for Cisco modular switches, this card delivers reliable 1Gbps data rates for seamless integration into enterprise networks and data centers.
The modular design allows for straightforward installation while supporting industry-standard TCP/IP protocols. Ideal for upgrading server network interfaces and expanding network capacity, the WS-X4548-GB-RJ45V is engineered to meet rigorous performance and compatibility requirements in demanding network environments.
WS-X4548-GB-RJ45V price is is available on request. Get immediate quote.
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In a mission-critical data center housing Catalyst 4503-E chassis, the WS-X4548-GB-RJ45V spare fan tray enables hot-swap replacement of a failing cooling module without powering down networking hardware. By restoring optimal airflow within 2 minutes, businesses maintain 99.99% availability and compliance with stringent SLAs, avoid thermal throttling, and secure continuous connectivity for cloud services and virtualization platforms.
A global call center running high-density PoE switches in Catalyst 4503-E racks leverages the WS-X4548-GB-RJ45V spare fan tray to minimize Mean Time to Repair (MTTR). Technicians perform tool-free swap-outs during live operations, preserving consistent cooling under peak processor loads. Outcome: uninterrupted VoIP quality, zero packet loss, and sustained agent productivity during seasonal traffic surges.
In ultra-low-latency trading environments, firms deploy WS-X4548-GB-RJ45V spare fan trays across redundant Catalyst 4503-E switches to preempt fan fatigue under 24/7 transaction loads. Scheduled preventive swaps ensure uniform thermal profiles, eliminate hot spots, and align with audit requirements. Benefit: guaranteed nanosecond-level network stability for algorithmic trading, reduced risk of hardware-induced trade delays, and adherence to regulatory uptime mandates.
To get the detailed certification, please go to the Compliance Center.
 WS-X4548-GB-RJ45V |  WS-X4648-RJ45V+E |  WS-X45-SUP7-E/2 |  WS-X4224-RJ45V |  WS-X45-SUP7L-E | |
|---|---|---|---|---|---|
| Product Type | Network Module | Network Module | Network Module | Network Card | Supervisor Module |
| Module Type | Ethernet | Ethernet | Ethernet Module | Ethernet | N/A |
| Data Rate | 1Gbps | 100Mbps | 10Gbps | 1Gbps | 10Gbps |
| Connector Type | RJ-45 | RJ-45 | SFP+ | RJ-45 | SFP+ |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP, iSCSI | TCP/IP, UDP | TCP/IP |
| Form Factor | Modular | Modular | PCIe | Modular | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | N/A | 3.3V | 5V | 3.3V |
| Compatibility | Cisco | Cisco | Cisco, Juniper, Arista, Dell, HP | Cisco | Cisco |
| Max Speed | 1Gbps | 100Mbps | 10Gbps | 1Gbps | 10Gbps |
| Supported Features | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation, Power over Ethernet (PoE), Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Jumbo Frames / QoS |
| Power Consumption | 20W | N/A | 15W | 7W | 15W |
| Interface Ports | Ethernet | RJ-45 | Ethernet, SFP+ | Ethernet | SFP+ |
| Expansion Slots | N/A | N/A | SFP | N/A | N/A |
| Product Name | WS-X4548-GB-RJ45V Gigabit Ethernet Module | WS-X4648-RJ45V+E | WS-X45-SUP7-E/2 High-Performance Ethernet Module | WS-X4224-RJ45V | WS-X45-SUP7L-E |
| Height | N/A | N/A | 1.5 in | N/A | N/A |
| Width | N/A | N/A | 3.5 in | N/A | N/A |
| Depth | N/A | N/A | 7 in | N/A | N/A |
| Weight | N/A | N/A | 2 lbs | N/A | N/A |
The WS-X4548-GB-RJ45V line card delivers reliable performance. It handles heavy traffic effortlessly, providing fast and stable connectivity for our entire network.
We've been using the WS-X4548-GB-RJ45V for months. It's a solid, high-performing line card that ensures reliable connectivity in our growing network.
The WS-X4548-GB-RJ45V is perfect for high-density environments. It provides fast and stable performance, even during peak usage.
The WS-X4548-GB-RJ45V is a great addition to our network. It delivers excellent performance and ensures stable, high-speed connectivity.
The WS-X4548-GB-RJ45V offers fantastic value. It's reliable, easy to configure, and provides high-speed connectivity even under heavy traffic.
The WS-X4548-GB-RJ45V is an OEM Cisco spare fan tray designed exclusively for the Catalyst 4503-E chassis to maintain optimal cooling and system reliability.
This fan tray is fully compatible only with the Cisco Catalyst 4503-E chassis and cannot be used in other Cisco switch or router platforms.
To install, power off the switch, slide the spare fan tray into the front-right fan slot until the latch clicks, then power on and verify fan operation via the CLI.
The fan tray delivers up to 236 CFM of directed airflow across the Catalyst 4503-E chassis, ensuring efficient heat dissipation under full load.