Cisco GLC-LH-SM= 1GBPS Transceiver Module SFP GBIC Refurbished

The Cisco GLC-LH-SM= 1Gbps Single Mode SFP GBIC Transceiver Module is a crucial component in networking technology, providing high-speed data transmission over optical fiber connections. In this comprehensive guide, we will delve into the various aspects of this transceiver module, from its features and specifications to its applications and processes. Whether you are an IT professional, a network administrator, or someone curious about networking equipment, this guide aims to provide a detailed understanding of the Cisco GLC-LH-SM= 1Gbps module.

Small Form-Factor Pluggable (SFP) transceiver modules are hot-swappable, compact devices used in networking equipment to enable communication over optical fibers or copper cables. The Cisco GLC-LH-SM= model specifically supports data rates of 1 gigabit per second (1Gbps) and is designed for long-distance connectivity.

The Cisco GLC-LH-SM= is a specific model of transceiver module designed for use in Gigabit Ethernet networks. The "LH" in its name stands for Long Haul, indicating its suitability for long-distance data transmissions. This module is part of Cisco's extensive range of networking solutions, known for their reliability and performance.

The GLC-LH-SM= module operates at a data rate of 1 gigabit per second (Gbps), making it suitable for high-bandwidth applications. It is compatible with Gigabit Ethernet interfaces, providing a seamless integration into existing network infrastructures.

This transceiver module is specifically designed for use with single-mode fiber optics. Single-mode fibers allow for higher data transmission rates over longer distances compared to multi-mode fibers, making the GLC-LH-SM= ideal for applications requiring connectivity across expansive networks.

The GLC-LH-SM= module is designed in a small form-factor pluggable (SFP) style. The SFP form factor ensures a compact and hot-swappable design, allowing for easy installation and replacement without disrupting the entire network. The module interfaces with network devices through a standard Gigabit Ethernet interface.

Understanding the wavelength compatibility is crucial for proper installation. The GLC-LH-SM= module typically operates on a specific wavelength, ensuring optimal performance over single-mode fibers (SMF). Exploring the wavelength specifications helps network administrators select the right components for their infrastructure.

Cisco's GLC-LH-SM= module features Digital Diagnostic Monitoring (DDM) capabilities. DDM allows for real-time monitoring of various parameters such as temperature, voltage, and signal strength, providing administrators with valuable insights into the health and performance of the transceiver and the connected fiber optic links.

The transceiver module supports duplex communication, allowing for simultaneous data transmission and reception. Additionally, it is essential to be aware of the connector type – whether it is LC, SC, or another variant – to ensure seamless integration with existing network components.

Some SFP modules, including the GLC-LH-SM=, come equipped with Digital Diagnostics Monitoring (DDM) capabilities. This feature provides real-time monitoring of parameters such as temperature, voltage, and optical power, allowing for proactive maintenance and issue resolution.

In enterprise environments, where high-speed and reliable connectivity are paramount, the GLC-LH-SM= finds applications in connecting switches, routers, and other networking devices. Its 1Gbps speed ensures efficient data transfer, supporting various business operations.

One of the primary applications of the Cisco GLC-LH-SM= module is in establishing long-distance connectivity within a network. Its compatibility with single-mode fiber optics and long-haul design make it an excellent choice for linking network devices across different buildings or locations.

In data center environments where high-speed and reliable connectivity is essential, the GLC-LH-SM= transceiver module finds applications in connecting servers, storage devices, and other networking equipment. Its gigabit data rate ensures that data can be transmitted quickly and efficiently within the data center infrastructure.

Telecommunication networks often require robust and high-performance components for transmitting voice, data, and video. The Cisco GLC-LH-SM= is well-suited for such applications, providing a reliable and high-speed connection over long distances.

In large campus networks where connectivity spans multiple buildings or locations, the GLC-LH-SM= module facilitates the establishment of high-speed links. Its compatibility with Cisco networking equipment ensures seamless integration into existing Cisco-powered networks.

• Manufacturer: Cisco
• Part Number or SKU# GLC-LH-SM=
• Product Type: Transceiver Module

• Form Factor: Hot-swappable
• Type: 1000Base LX/LH SFP (mini-GBIC)
• Application/Usage: Data Networking
• Interfaces/Ports: 1 x LC Duplex 1000Base-LX/LH LAN

• Media Type Supported: Optical Fiber
• Fiber Optic Cable Standards: 62.5 µm, 50 µm, 9/10 µm
• Fiber Mode Supported: Multi-mode
• Ethernet Technology: Gigabit Ethernet
• Network Technology: 1000Base-LX/LH
• Maximum Distance Supported: 1804 ft
• Maximum Data Transfer Rate: 1 Gbit/s

• Humidity: 30~70% RH
• Min Operating Temperature: 32 °F
• Max Operating Temperature: 158 °F

• Connectivity Technology: Wired
• Cabling Type: 1000Base-LX, 1000Base-LH
• Data Link Protocol: GigE
• Data Transfer Rate: 1 GBPS
• Optical Wave Length: 1310 nm
• Max Transfer Distance: 6.2 miles
• Compliant Standards: IEEE 802.3z

• 100% compatibility with Cisco guaranteed
• StarTech.com SFP modules are backed by a lifetime warranty
• Meets or exceeds OEM specifications and Multi-Source Agreement (MSA) industry standards
• Low power consumption of less than 1 W
• Hot-swappable with fiber-optic modules

Compatibility Information

• Compatible with various Cisco devices including:
• Cisco 3825, 3845, 7301 routers
• Cisco ASA 5545-X Firewall Edition
• Cisco Catalyst 2960 and 3560 series switches
• Cisco 3750 and 4500 Series Supervisor Engine
• Cisco Catalyst Express 500 and ME 2400 series switches

In summary, the Cisco GLC-LH-SM= 1Gbps Single Mode Fiber transceiver module stands as a reliable solution for high-speed, long-distance data transmission in diverse networking environments. Its compatibility with Cisco devices, low-current design, and hot-swappable form factor contribute to its appeal for network administrators seeking efficient and scalable solutions. By understanding its features, applications, installation procedures, and maintenance considerations, network professionals can harness the full potential of the GLC-LH-SM= to build robust and high-performance networks. As technology continues to evolve, Cisco remains at the forefront, providing innovative solutions that empower organizations to meet the growing demands of modern connectivity.