Cisco Transceiver Module GLC-LH-SM= GBIC-SFP Connector

Connector: LC

The Cisco GLC-LH-SM= GBIC-SFP Transceiver Module features a LC connector, which plays a crucial role in ensuring reliable and high-speed connectivity. This small form-factor connector offers numerous benefits and is widely used in networking applications. In this section, we will explore the importance of the LC connector and how it enhances the performance of the transceiver module.

Overview of Cisco GLC-LH-SM= Transceiver Module

General Details

• Manufacturer: Cisco
• Part Number: GLC-LH-SM=
• Product Type: SFP Transceiver Module

1Gbps Transceiver Key Features

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

Performance Specifications

Supported Media and Standards

• Media Type: Optical Fiber
• Fiber Optic Cable Types: 62.5 µm, 50 µm, 9/10 µm
• Fiber Mode: Multi-mode
• Ethernet Technology: Gigabit Ethernet
• Network Standard: 1000Base-LX/LH

Performance Metrics

• Maximum Distance: 1804 ft (550 m)
• Maximum Data Transfer Speed: 1 Gbps

Environmental Specifications

• Humidity Range: 30~70% RH
• Operating Temperature Range: 32 °F to 158 °F (0 °C to 70 °C)

Networking and Connectivity

• Connectivity Type: Wired
• Cabling Types: 1000Base-LX, 1000Base-LH
• Data Link Protocol: GigE
• Data Transfer Rate: 1 Gbps
• Optical Wavelength: 1310 nm
• Maximum Transfer Distance: 6.2 miles (10 km)
• Compliance: IEEE 802.3z

Features and Benefits

• Guaranteed 100% compatibility with Cisco devices
• Lifetime warranty provided by StarTech.com for SFP modules
• Meets or exceeds OEM specifications and Multi-Source Agreement (MSA) standards
• Low power usage of less than 1 W
• Hot-swappable with fiber-optic modules

Compatibility

Compatible Cisco Devices

• 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

What is an LC Connector?

The LC connector, also known as Lucent Connector, is a small, rectangular-shaped fiber optic connector. It is designed to provide a secure and precise connection between two fiber optic cables or a cable and an optical device. The LC connector utilizes a 1.25mm ferrule, which is half the size of the older SC connector, making it more compact and suitable for high-density installations.

Benefits of the LC Connector

1. Space Efficiency

One of the key advantages of the LC connector is its space efficiency. With its compact form factor, it allows for higher port density in networking devices such as switches and routers. This is particularly important in data centers and telecommunications rooms where space is often limited. The LC connector enables more efficient use of available rack space, allowing for greater scalability and flexibility in network design.

2. Low Insertion Loss

The LC connector is engineered to minimize insertion loss, which refers to the reduction of signal strength when light passes through the connection point. Low insertion loss is crucial for maintaining signal integrity and ensuring reliable data transmission. With its precisely aligned ferrule and minimal air gap between fibers, the LC connector significantly reduces insertion loss compared to other connectors, resulting in better overall performance.

3. High Return Loss

Return loss is a measure of the amount of light reflected back toward the source due to inconsistencies in the connection. High return loss can cause signal degradation and affect network performance. The LC connector excels in return loss performance due to its high-quality ceramic ferrule and precise alignment. It ensures that minimal light is reflected back, reducing signal loss and optimizing data transmission.

4. Secure Connection

The LC connector features a latching mechanism, which provides a secure connection between the connector and the port. The latching mechanism prevents accidental disconnections caused by vibration or cable movement, ensuring uninterrupted network connectivity. This feature is particularly valuable in critical applications where reliability is paramount, such as in enterprise networks or telecommunications infrastructure.

5. Compatibility

The LC connector is widely adopted in the networking industry and is compatible with various fiber optic cables and transceivers. Its popularity ensures easy integration with existing infrastructure and compatibility with a wide range of networking equipment. Whether you are upgrading your network or expanding your fiber optic capabilities, the LC connector offers seamless compatibility and interoperability.

Importance of the LC Connector for Users

1. Enhanced Network Performance

The LC connector's superior performance characteristics contribute to enhanced network performance. By minimizing insertion loss and maximizing return loss, it ensures reliable data transmission with minimal signal degradation. This results in improved network efficiency, reduced latency, and increased data throughput. Users can experience faster and more stable connections, enabling them to maximize the potential of their network infrastructure.

2. Flexibility and Scalability

The compact size of the LC connector allows for greater flexibility and scalability in network design. With its high port density, users can optimize their rack space utilization, accommodating more connections within a limited physical area. This is particularly advantageous in growing environments where future expansion is anticipated. The LC connector enables users to scale their network infrastructure without the need for additional rack space, reducing costs and simplifying network management.

3. Reliability and Minimized Downtime

The secure connection provided by the LC connector ensures reliable network performance with reduced downtime. The latching mechanism prevents accidental disconnections, minimizing the risk of network interruptions caused by cable movement or vibrations. This is especially critical in mission-critical applications where even a momentary network outage can have severe consequences. With the LC connector, users can have peace of mind, knowing that their network connections are secure and uninterrupted.

4. Interoperability and Compatibility

The widespread adoption of the LC connector in the industry ensures seamless interoperability and compatibility with various networking equipment and fiber optic cables. Users can easily integrate the Cisco GLC-LH-SM= GBIC-SFP Transceiver Module into their existing infrastructure without the need for extensive modifications or replacements. This compatibility simplifies network upgrades or expansions, allowing for a smooth transition to higher-speed connectivity without disrupting existing operations.

In conclusion,

The LC connector is a vital feature of the Cisco GLC-LH-SM= GBIC-SFP Transceiver Module, offering significant benefits for users. Its space efficiency, low insertion loss, high return loss, secure connection, and compatibility make it an ideal choice for modern networking applications. By leveraging the advantages of the LC connector, users can enhance their network performance, achieve greater flexibility and scalability, ensure reliability, and simplify their network infrastructure management. Whether you are designing a new network or upgrading your existing setup, the LC connector is a reliable and essential component that empowers your network with high-speed and robust connectivity.