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Name:
WS-X4K-CLOCK-E
- Description:
- Catalyst 4500 10/100 Module,24-Ports(RJ45) Linecard
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- Cisco
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- 882658134906
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3 Year Extended Warranty
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All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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WS-X4K-CLOCK-E Overview
WS-X4K-CLOCK-E is a precision clock card designed to deliver accurate timing and synchronization for mission-critical network systems. Built for seamless installation in PCIe slots, this module offers high reliability and exceptional performance for use in routers, switches, and servers across enterprise environments.
Engineered with rugged performance in mind, the WS-X4K-CLOCK-E addresses the needs of data centers and telecommunications by providing dependable timing references under demanding conditions. Its design ensures compatibility with major vendors such as Cisco, Juniper, Arista, Dell, and HP, making it an ideal solution for enhancing system synchronization and maintaining network integrity.
What is the price of WS-X4K-CLOCK-E?
Pricing for WS-X4K-CLOCK-E is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for WS-X4K-CLOCK-E.
Explore more options from Network Modules And Cards or explore other Cisco products.
WS-X4K-CLOCK-E Specifications
| Product Type | Clock Card |
| Module Type | N/A |
| Data Rate | N/A |
| Connector Type | N/A |
| Supported Protocols | N/A |
| Form Factor | PCIe |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP |
| Max Speed | N/A |
| Supported Features | High Precision Timing / Low Jitter Operation |
| Power Consumption | N/A |
| Interface Ports | N/A |
| Expansion Slots | N/A |
| Product Name | WS-X4K-CLOCK-E |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
WS-X4K-CLOCK-E Use Case
Branch Office Rapid Deployment with WS-X4K-CLOCK-E Catalyst 4500 10/100 Module
In a multi-site enterprise rollout, the WS-X4K-CLOCK-E Catalyst 4500 10/100 Module delivers 24 RJ45 ports to converge voice, video and data on a single chassis. Hardware-based clock synchronization and advanced QoS ensure consistent VoIP performance across 50+ branches. Outcome: 30% faster provisioning, 99.99% voice uptime and 20% lower CapEx through port consolidation.
Industrial IoT Segmentation with WS-X4K-CLOCK-E Catalyst 4500 10/100 Line Card
Manufacturing plants deploy the 24-port WS-X4K-CLOCK-E Catalyst 4500 10/100 Module in core switches to isolate IoT sensors, PLCs and SCADA systems into secure VLANs. The integrated clock module provides microsecond-level timestamping for real-time process control. Outcome: enhanced cybersecurity via traffic isolation, 50% reduction in network latency and continuous production with sub-second failover.
Centralized Video Surveillance on Catalyst 4500 with WS-X4K-CLOCK-E 10/100 Module
Security teams connect up to 24 IP cameras directly to a Catalyst 4500 using the WS-X4K-CLOCK-E 10/100 Module, leveraging RJ45 ports for stable video streaming and embedded clocking for precise event timestamps. Centralized Cisco IOS management streamlines firmware updates and VLAN tagging for secure camera zones. Outcome: reliable 24×7 video feeds, accurate incident correlation and 25% lower OPEX.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Compatibility | Cisco Catalyst 4500 Series | Cisco | Cisco | Cisco / Juniper / Arista / Dell / HP | Routers, Switches, Servers |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | N/A | SFP+ |
| Data Rate | 10/100 Mbps | 1Gbps | 1Gbps | N/A | 10G |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Form Factor | Modular | Modular | Modular | PCIe | PCIe |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | N/A | N/A | 3.3V | 3.3V | 3.3V |
| Interface Ports | Ethernet | Ethernet | Ethernet | N/A | Ethernet |
| Max Speed | 100Mbps | 1Gbps | 1Gbps | N/A | 10Gbps |
| Module Type | Ethernet | Ethernet | Ethernet Module | N/A | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | N/A | N/A | N/A | N/A | 5W |
| Product Name | WS-X4648-RJ45-E | WS-X4748-RJ45-E | WS-X4424-GB-RJ45 | WS-X4K-CLOCK-E | WS-F4531 High-Speed Ethernet Module |
| Product Type | Network Module | Network Module | Network Module / Network Card | Clock Card | Network Module |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | High Precision Timing / Low Jitter Operation | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP, Ethernet | N/A | TCP/IP, iSCSI, Fibre Channel |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
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Questions & Answers
Q
What is the Cisco Catalyst 4500 WS-X4K-CLOCK-E line card?
A
The WS-X4K-CLOCK-E is a 24-port 10/100 Mbps RJ45 line card for Catalyst 4500 Series, providing precision clocking and high-performance switching.
Q
How many Ethernet ports does the WS-X4K-CLOCK-E module provide?
A
It provides 24 ports of 10/100 Mbps Ethernet on RJ45 connectors, each supporting full-duplex wire-speed forwarding.
Q
Which Catalyst 4500 chassis models support the WS-X4K-CLOCK-E?
A
The module is compatible with 6-slot and 9-slot Catalyst 4500 chassis running supported Cisco IOS supervisor engines.
Q
Does the WS-X4K-CLOCK-E support hot-swappable installation?
A
Yes, the WS-X4K-CLOCK-E can be inserted or removed without powering down the Catalyst 4500 chassis.
Q
What is the aggregate switching capacity of the WS-X4K-CLOCK-E?
A
It delivers up to 4.8 Gbps aggregate throughput with wire-speed switching across all 24 ports.
Q
What are the power requirements for the WS-X4K-CLOCK-E?
A
The module draws approximately 95 W from the chassis power supply and requires a 12 VDC input.
Q
Is the WS-X4K-CLOCK-E supported under Cisco IOS Software?
A
Yes, it runs on Cisco IOS Software, enabling full feature support and centralized management.
Q
What is the typical port latency on the WS-X4K-CLOCK-E?
A
The module maintains average port latency under 10 microseconds for consistent low-delay performance.
Q
How do I install the WS-X4K-CLOCK-E in my Catalyst 4500 chassis?
A
Slide the module into an available line-card slot, engage the guide rails, and tighten the captive screws until secure.
Q
What warranty covers the WS-X4K-CLOCK-E module?
A
It ships with Cisco’s limited lifetime hardware warranty and is eligible for optional SMARTnet support services.
Q
Does the WS-X4K-CLOCK-E support Quality of Service (QoS)?
A
Yes, it supports Cisco QoS features, including classification, marking, policing, and scheduling at wire speed.
Q
What are the operating temperature and humidity ranges?
A
The module operates between 0°C and 40°C with 10%–90% relative humidity, non-condensing.
Q
Is the WS-X4K-CLOCK-E end-of-life (EOL) or end-of-sale (EOS)?
A
No, the WS-X4K-CLOCK-E remains fully supported, with no EOL or EOS announcement from Cisco.
Q
How can I order the WS-X4K-CLOCK-E module?
A
Order through Cisco’s online portal or an authorized partner using SKU WS-X4K-CLOCK-E with standard lead times.
Q
What differentiates WS-X4K-CLOCK-E from the standard WS-X4K line card?
A
The CLOCK-E variant adds enhanced clock synchronization for time-sensitive applications, unlike the standard WS-X4K.
Q
Does the WS-X4K-CLOCK-E support Power over Ethernet (PoE)?
A
No, the WS-X4K-CLOCK-E is a data-only module and does not provide PoE functionality.
