GLC-BX-D= Cisco SFP Mini-GBIC Transceiver Module – 1GbE
GLC-BX-D= Overview
The GLC-BX-D= Cisco SFP Mini-GBIC Transceiver Module is a 1GbE bidirectional optical transceiver designed for long-distance Gigabit Ethernet connectivity over a single strand of single-mode fiber. It supports 1000BASE-BX10-D operation with a 1490nm transmit wavelength and 1310nm receive wavelength, providing transmission distances of up to 10km. The module uses a compact SFP form factor with a single LC/PC connector and supports Digital Optical Monitoring (DOM) for real-time optical diagnostics. Designed for compatible Cisco networking equipment, the GLC-BX-D= is well suited for enterprise networks, campus links, service-provider infrastructure, and fiber-based Gigabit Ethernet deployments.
1,369.00 AED
Description
| Specification | Details |
|---|---|
| Brand | Cisco |
| Product Type | SFP Mini-GBIC Transceiver Module |
| Part Number | GLC-BX-D= |
| Data Rate | 1GbE |
| Ethernet Standard | 1000BASE-BX10-D |
| Fiber Type | Single-Mode Fiber (SMF) |
| Transmission Type | Bidirectional, Single-Fiber |
| Transmit Wavelength | 1490nm |
| Receive Wavelength | 1310nm |
| Maximum Distance | Up to 10km |
| Connector | Single LC/PC |
| Form Factor | SFP / Mini-GBIC |
| Digital Optical Monitoring | DOM Supported |
| Wavelength Pair | Requires 1000BASE-BX10-U Compatible Device |
| Operating Temperature | Commercial Temperature Range |
| Applications | Gigabit Ethernet, Enterprise Networks, Campus Networks, Service Provider Links |
Frequently Asked Questions
1. What is the GLC-BX-D= used for?
The Cisco SFP is used to provide 1GbE Gigabit Ethernet connectivity over a single strand of single-mode fiber, supporting links of up to 10km.
2. What wavelength does the Cisco GLC-BX-D= use?
This SFP transceiver transmits at 1490nm and receives at 1310nm. This wavelength arrangement enables bidirectional communication over one fiber strand.
3. Does the GLC-BX-D= require a matching transceiver?
Yes. The downstream is designed to operate with a compatible 1000BASE-BX10-U upstream transceiver, which uses the complementary 1310nm transmit and 1490nm receive wavelengths.
4. What type of fiber connector does this Cisco SFP use?
The module uses a single LC/PC connector because 1000BASE-BX bidirectional transmission requires only one strand of single-mode fiber.
5. Does the Cisco SFP support Digital Optical Monitoring?
Yes. The Cisco supports DOM, allowing compatible Cisco equipment to monitor parameters such as optical power, temperature, laser bias current, and transceiver supply voltage.

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