Cisco OC-3 / STM-1 SFP Transceiver Module Multimode Fiber

• Telecom carrier SONET/SDH backbone networks
• Legacy voice and PSTN transport systems
• Government communication infrastructure
• Mobile network backhaul (2G/3G legacy systems)
• Banking and financial leased-line connectivity
• Utility grid control communication networks
• Enterprise WAN legacy optical rings
• Broadcast and media transmission systems
• Railway signaling and control networks

• OC-3 / STM-1 SONET/SDH compliant optical transceiver
• 155 Mbps carrier-grade transmission rate
• Multimode fiber compatibility for short-reach deployments
• Designed for synchronous transport network environments
• Supports deterministic timing and low-latency communication
• Reliable optical performance for telecom-grade systems
• LC duplex fiber connector interface
• Hot-swappable SFP form factor
• Optimized for legacy carrier infrastructure
• Supports voice, data, and transport convergence systems
• Stable operation in mission-critical telecom networks

• Brand: Cisco
• Product Type: Optical SFP Transceiver Module
• Standard: OC-3 / STM-1
• Data Rate: 155 Mbps
• Fiber Type: Multimode Fiber (MMF)
• Application: SONET / SDH Optical Transport
• Connector Type: LC Duplex
• Form Factor: Hot-swappable SFP
• Network Type: Carrier-grade synchronous transport
• Use Case: Telecom backbone & aggregation networks

WHY CHOOSE THIS PRODUCT?

• Organizations deploy the Cisco OC-3 STM-1 SFP when they require stable, synchronized optical transport for legacy carrier-grade networks. It remains a key component in environments where SONET/SDH infrastructure is still in operation and cannot be immediately replaced.
• Unlike standard Ethernet SFP modules, this transceiver supports deterministic timing and synchronization required for telecom-grade transport systems. It helps extend the lifecycle of existing SONET/SDH investments, reduces migration risk, and ensures uninterrupted service delivery during network modernization initiatives.