Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

Product Key Features – Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

• 1000BASE-LX/LH SFP module for long-range Gigabit Ethernet over fiber

• Operates at 1310 nm wavelength for single-mode and multimode fiber

• Up to 10 km transmission on single-mode fiber (SMF)

• LC duplex connector for secure and reliable optical connections

• Digital Optical Monitoring (DOM) support for diagnostics and monitoring

• Fully hot-swappable with Cisco SFP-compliant ports

• Compatible with Cisco switches, routers, and other networking equipment

• IEEE 802.3z standard-compliant for Gigabit Ethernet over fiber

• Designed for enterprise, campus, and metro access networks

• Compact and power-efficient design for high-density environments

Long-Range Fiber Connectivity – Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

The Cisco GLC-LH-SMD is a high-performance 1000BASE-LX/LH SFP transceiver module designed for reliable long-distance Gigabit Ethernet over fiber optic cabling. Operating at a wavelength of 1310 nm, it supports up to 10 kilometers of transmission over single-mode fiber (SMF), making it ideal for inter-building links, data center interconnects, and campus backbone applications. It also offers compatibility with certain types of multimode fiber (MMF) for shorter distances with mode-conditioning patch cords.

High-Speed Optical Performance – Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

Built to deliver stable and consistent throughput, the GLC-LH-SMD enables full-duplex Gigabit Ethernet performance, supporting applications such as voice, video, and data transmission with high bandwidth requirements. Its LC duplex connector ensures secure and precise fiber alignment, reducing insertion loss and improving signal quality for mission-critical links.

Seamless Integration and Hot-Swappability – Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

Designed for ease of use, this transceiver is hot-swappable, allowing for deployment and replacement without interrupting system operation. It is compatible with a wide range of Cisco networking devices, including modular switches, routers, and optical platforms. Its plug-and-play nature enables quick integration into both new installations and existing infrastructure with minimal technical overhead.

Digital Optical Monitoring (DOM) Support – Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

The GLC-LH-SMD supports Digital Optical Monitoring (DOM), providing real-time visibility into optical parameters such as input/output power, temperature, and transceiver voltage. This feature allows administrators to proactively monitor fiber link performance, detect degradation early, and maintain overall network reliability.

Standards-Based and Universally Compatible – Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

This transceiver module complies with the IEEE 802.3z standard for Gigabit Ethernet over fiber and offers broad compatibility with other SFP-enabled devices, including many non-Cisco systems. This ensures flexibility in mixed-vendor environments and future-proof scalability as network demands grow.

Efficient and Compact Design – Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

Housed in a compact form factor, the GLC-LH-SMD supports dense port configurations without sacrificing performance or cooling efficiency. It operates within standard commercial temperature ranges, making it suitable for enterprise wiring closets, campus distribution layers, and metro aggregation points where both space and power are at a premium.

Why Choose the Cisco GLC-LH-SMD 1000BASE-LX/LH SFP Transceiver Module

The Cisco GLC-LH-SMD offers dependable, high-speed optical connectivity for medium to long-range deployments, with the added benefit of DOM monitoring, hot-swappability, and Cisco-grade quality assurance. Whether used for campus backbone links or inter-switch fiber connections, this transceiver provides the performance, flexibility, and manageability that enterprise and service provider networks demand. It’s a smart investment for any organization building a scalable and robust fiber infrastructure.