Description
The Cisco Catalyst WS-X4712-SFP-E is a high-performance 12-port Gigabit Ethernet SFP line card designed for Cisco Catalyst 4500E Series switches. Built for enterprise, mid-market, and service provider environments, this nonblocking line card delivers line-rate performance for fiber-based access, aggregation, and distribution deployments.
Supporting both 1GbE and 100Mbps SFP optics, the WS-X4712-SFP-E allows flexible fiber connectivity while inheriting advanced features from the installed supervisor engine, including enhanced QoS, security, and hardware-based services. With support for jumbo frames and high reliability, this module is ideal for scalable campus networks and metro Ethernet applications requiring dependable fiber aggregation.
| Specification | Details |
|---|---|
| Manufacturer | Cisco |
| SKU | WS-X4712-SFP-E |
| Product Type | Switch Line Card |
| Series Compatibility | Cisco Catalyst 4500E Series |
| Port Count | 12 Ports |
| Port Type | SFP (Fiber) |
| Supported Speeds | 1GbE / 100Mbps |
| Switching Capacity | 12 Gbps per slot |
| Forwarding Architecture | Nonblocking, line-rate |
| Jumbo Frame Support | Up to 9216 bytes |
| Security Features | IEEE 802.1AE, Cisco TrustSec |
| QoS | Inherits Supervisor Engine QoS |
| Chassis Support | 3-, 6-, 7-slot, and 10-slot Catalyst 4500E chassis |
| Operating Temperature | 0°C to 40°C |
| Form Factor | Modular line card, single slot |
| Use Cases | Fiber aggregation, FTTD, campus core, service provider access |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
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