Cisco GLC-T Gigabit Ethernet Transceiver
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Cisco GLC-T 1GBPS Transceiver Module Ethernet SFP Refurbished

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Part Number#: GLC-T
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Short Description:
GLC-T 1 Gigabyte Per Second (GBPS) Connector 1000Base-T Copper 100m RJ-45 Connector Small Form-Factor Pluggable (SFP) Gigabit Ethernet Transceiver Module | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product Overview of the Cisco 1GBPS Transceiver

In the world of networking, the Cisco GLC-T 1Gbps Ethernet SFP (Mini-GBIC) Connector Transceiver Module is a vital component that plays a significant role in ensuring the smooth and efficient flow of data across networks. This module is a small but crucial piece of hardware that enables devices to communicate with one another over Ethernet connections. we will delve deep into the intricacies of this module, exploring its features, functions, applications, and benefits.

Introduction to Cisco GLC-T Module

The Cisco GLC-T module is part of the Cisco Small Form-Factor Pluggable (SFP) transceiver family. SFP transceivers are hot-swappable input/output devices used in networking equipment, such as switches and routers, to connect to various types of network media. The 'T' in GLC-T stands for twisted pair, which signifies that this module is designed for Ethernet connections using twisted-pair copper cabling.

Understanding the Need for Cisco GLC-T Module

Modern networks demand high-speed data transfer and reliable connectivity. The GLC-T module addresses these needs by providing a versatile solution for network administrators and engineers. Here are some key reasons why the Cisco GLC-T module is essential:

  • Interoperability: The Cisco GLC-T module is designed to work seamlessly with various Cisco networking equipment. This interoperability simplifies network deployment and maintenance.
  • Cost-Effective: It offers a cost-effective solution for connecting devices via Ethernet, especially over short distances, where fiber optics may not be necessary.
  • High-Speed Data Transfer: With a data rate of 1Gbps, this module supports high-speed data transfer, making it suitable for modern networks.
  • Hot-Swappability: The hot-swappable nature of SFP transceivers like the GLC-T makes them easy to replace and upgrade without interrupting network operations.
  • Versatility: It is compatible with a wide range of networking equipment and can be used for different applications.

Now, let's explore the features and technical specifications of the Cisco GLC-T module.

Features and Technical Specifications

Data Rate and Interface

The Cisco GLC-T module supports a data rate of 1Gbps, which is suitable for most Ethernet applications. It uses an RJ-45 connector interface for connecting to Ethernet cables. The RJ-45 connector is a standard connector for twisted-pair Ethernet cables, making it widely compatible with existing network infrastructure.


This module is compatible with various Cisco networking devices, including Cisco Catalyst switches and Cisco routers. This compatibility ensures that the module can be used in a wide range of networking scenarios.

Form Factor

The Cisco GLC-T module is designed with the small form-factor pluggable (SFP) form factor. This compact design allows for high port density in network switches, making it an ideal choice for data centers and other environments where space is a premium.

Cable Type

The GLC-T module is designed to work with Category 5e (Cat 5e) and Category 6 (Cat 6) Ethernet cables. These cables are commonly used in Ethernet networks, and the module's compatibility with them simplifies installation and connectivity.

Maximum Cable Length

The maximum cable length supported by the GLC-T module is 100 meters (approximately 328 feet). This range is sufficient for most data center and office network setups.

Compatibility with Cisco IOS

The module is supported by the Cisco Internetwork Operating System (IOS), which is the operating system used in Cisco networking devices. This compatibility ensures that the module can be easily integrated into a Cisco network and configured using familiar Cisco networking commands.

Temperature Range

The Cisco GLC-T module is designed to operate within a temperature range of 0°C to 70°C (32°F to 158°F). This wide temperature range allows it to be used in various environmental conditions.

Power Requirements

The module operates on a low power consumption, typically drawing less than 1.5 watts of power. This low power requirement contributes to energy efficiency in network setups.

Cisco DOM Support

Digital Optical Monitoring (DOM) is a feature that allows for real-time monitoring of optical transceivers. The Cisco GLC-T module supports DOM, enabling network administrators to monitor the module's performance and optical parameters.

Applications of Cisco GLC-T Module

The Cisco GLC-T module finds applications in a wide range of networking scenarios. Let's explore some common use cases for this module.

Data Center Networking

In data centers, high-speed and reliable network connections are essential. The GLC-T module can be used to connect servers, switches, and other networking equipment in a data center environment. Its 1Gbps data rate is sufficient for most data center applications, and its compatibility with Cisco devices simplifies integration.

Office Networking

Office networks often require a mix of high-speed and low-speed connections. The GLC-T module can be used to connect workstations, printers, and other devices to the network. Its compatibility with Cat 5e and Cat 6 cables makes it a practical choice for office environments.

Campus Networking

In a campus network, there is a need for high-speed connections that span longer distances. The GLC-T module, with its 1Gbps data rate and support for Cat 5e and Cat 6 cables, can be used to connect buildings and network closets within a campus.


Telecommunications providers often rely on Cisco equipment for their network infrastructure. The GLC-T module can be used in telecommunications networks to connect various components, ensuring fast and reliable data transfer.

Internet Service Providers (ISPs)

ISPs manage vast networks that provide internet connectivity to customers. The GLC-T module can be used in ISP networks to connect customers' premises to the central network, ensuring high-speed internet access.

Network Upgrades

As networks evolve, there is often a need to upgrade network equipment for higher data rates. The GLC-T module is a cost-effective solution for upgrading existing equipment to support 1Gbps connections.

Benefits of Using Cisco GLC-T Module

Utilizing the Cisco GLC-T module offers several advantages to network administrators and organizations. Here are some of the key benefits:

Seamless Integration

The Cisco GLC-T module is designed to work flawlessly with a wide range of Cisco networking equipment. This ensures a smooth integration process, reducing the time and effort required for setup.

High Data Rate

The 1Gbps data rate supported by the GLC-T module is ideal for most networking applications. It enables fast data transfer and ensures that the network can handle high volumes of traffic.


The GLC-T module provides a cost-effective solution for connecting devices via Ethernet. It is particularly advantageous for short-distance connections where fiber optic solutions may be overkill and more expensive.


The hot-swappable nature of SFP transceivers, including the GLC-T, simplifies maintenance and upgrades. Network administrators can replace or upgrade modules without disrupting network operations.

Product Information about the Cisco GLC-T

  • Manufacturer: Cisco
  • Model Number or SKU# GLC-T
  • Data Link Protocol: Gigabit Ethernet
  • Product Type: Transceiver Module

Specifications of Transceiver Module

  • Form Factor: Plug-in Module
  • Cabling Type: Ethernet 1000base-t
  • Interface Type: SFP (Mini-GBIC)
  • Data Transfer Rate: 1 Gbps
  • Compliant Standards: IEEE 802.3
  • Application/Usage: Data Networking


  • 1 x 1000 Base-T Transceiver
  • 1 x 1000 Base-T
  • 1 x RJ-45 1000 Base-T


  • Connectivity Media: Category 5 UTP
  • Distance Supported: 328.08 ft
  • Data Transfer Rate: 1 Gbps Gigabit Ethernet

Power Description

  • Power Consumption: 1.10 W

Environmental Conditions

  • Operating Temperature: 32°F (0°C) to 158°F (70°C)
  • Storage Temperature: -40°F (-40°C) to 185°F (85°C)

In summary, the Cisco GLC-T 1 GBPS Connector is a powerful and versatile solution for organizations seeking high-speed Gigabit Ethernet connectivity. Its compatibility with existing infrastructure, ease of installation, and robust performance make it a reliable choice for a variety of applications, from enterprise networks to data centers and beyond. As technology continues to advance, Cisco remains at the forefront, delivering innovative solutions that empower organizations to build and maintain efficient and scalable networks.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

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