Cisco GLC-LH-SMD= SFP Modules for Gigabit Ethernet Applications Data Sheet

**Cisco GLC-LH-SMD SFP Module – High-Performance Single-Mode Fiber Solution**

The Cisco GLC-LH-SMD is a hot-swappable 1000BASE-LH SFP transceiver designed for extended-reach Gigabit Ethernet applications over single-mode fiber. This enterprise-grade module delivers reliable 1 Gbps connectivity across distances up to 10 kilometers, making it ideal for campus backbones, metropolitan networks, and inter-building connections.

**Key Features:**
– 1310nm wavelength transmission with LC duplex connector
– Hot-pluggable design enabling seamless installation without network downtime
– Digital diagnostics monitoring for real-time performance tracking
– Operating temperature range: 0°C to 70°C for diverse environmental conditions
– Compliant with IEEE 802.3z and SFF-8472 standards

**Primary Benefits:**
– **Extended Reach**: 10km transmission distance reduces infrastructure costs compared to multi-mode alternatives
– **High Reliability**: Cisco’s rigorous testing ensures consistent performance in mission-critical environments
– **Future-Proof Investment**: Compatible across Cisco’s extensive switching and routing portfolio
– **Simplified Management**: Digital diagnostics enable proactive monitoring and troubleshooting

**Unique Selling Points:**
– Genuine Cisco quality with comprehensive warranty support
– Seamless integration with Cisco network management tools
– Cost-effective long-haul connectivity without compromising performance
– Industry-leading interoperability across Cisco platforms