Cisco SFP-OC12-SR OC-12/STM-4 Short Reach LC Fiber SFP Module

• SONET/SDH metro transport networks
• Carrier-grade aggregation and backhaul systems
• Enterprise optical backbone connectivity
• Central office interconnect links
• Telecom service provider infrastructure
• Government communication transport networks
• Legacy circuit-switched service support
• Banking and financial network transport
• Utility and critical infrastructure communications
• Hybrid SONET-to-Ethernet migration environments 

• OC-12/STM-4 SONET/SDH optical transmission support
• 622 Mbps synchronous data rate
• Short-reach fiber optimized design
• LC duplex fiber connector interface
• Carrier-grade transport reliability
• Stable low-latency optical performance
• Hot-swappable SFP form factor
• Compatible with Cisco transport networking platforms
• Supports legacy optical infrastructure integration
• Ideal for metro and central office deployments
• Enables hybrid transport modernization
• High timing accuracy for synchronous networks
• Designed for mission-critical communication systems
• Efficient integration with existing fiber plants
• Supports phased network migration strategies

• Brand: Cisco
• Product Type: SONET/SDH SFP Optical Transceiver
• Standard: OC-12 / STM-4
• Data Rate: 622 Mbps
• Fiber Type: Short Reach Fiber (SR)
• Connector Type: LC Duplex
• Transmission Mode: Synchronous Optical Network (SONET/SDH)
• Form Factor: Hot-swappable SFP
• Application: Carrier / Metro Transport Networks
• Compatibility: Cisco optical transport platforms

WHY CHOOSE THIS PRODUCT?

• Organizations choose the Cisco SFP-OC12-SR when they require stable and standardized OC-12/STM-4 optical connectivity within short-reach transport environments. It is ideal for maintaining legacy SONET/SDH systems while ensuring reliable service continuity.
• Compared to higher-speed Ethernet optics, this module provides deterministic synchronous transport performance, which is essential for carrier-grade voice, timing-sensitive applications, and legacy telecommunications systems.
• From a business perspective, it extends the lifecycle of existing optical transport infrastructure, reduces migration risk, and supports phased modernization strategies without disrupting critical services.