Cisco MGBSX1
The Cisco MGBSX1 is a Small Form-Factor Pluggable (SFP) transceiver designed to extend network connectivity over multi-mode fiber (MMF). It supports 1000BASE-SX Gigabit Ethernet throughput at a wavelength of 850 nm and provides reliable data transmission over distances up to 550 meters. This module is hot swappable and easily integrates with Cisco Small Business switches to offer flexible, high-speed fiber-optic connections across floors or buildings.
KEY FEATURES
- Supports 1000BASE-SX standard over MMF with duplex LC connector
- Data rates up to 1.25 Gbps for Gigabit Ethernet performance
- Hot swappable design for easy installation and replacement without network downtime
- Digital Optical Monitoring (DOM) support allows real-time access to critical parameters such as temperature, voltage, and optical output
- Compliant with Multi-Source Agreement (MSA) standards ensuring interoperability
- Trade Agreements Act (TAA) compliant for government and regulated markets
- Compact size (13.4 x 8.5 x 56.5 mm) for easy deployment in Cisco switch SFP ports
Technical Datasheet
PERFORMANCE
It delivers fast, reliable Gigabit Ethernet connectivity with support for distances up to 550 meters on multimode fiber cable, suitable for campus and enterprise LAN environments. The 850 nm wavelength VCSEL transmitter ensures robust signal quality and low error rates.
RELIABILITY
The MGBSX1 is rigorously tested for compatibility and performance and includes excellent electrostatic discharge (ESD) protection and complies with stringent safety standards. DOM support aids proactive network management by monitoring device health in real-time.
POWER CONSUMPTION
It consumes low power (typically around 1 watt), helping reduce overall network equipment operational costs and environmental footprint.
VERSATILITY
It is compatible with a wide range of Cisco Small Business switches and other MSA-compliant devices, the module supports flexible network design and upgrades. It supports easy network expansion across multiple floors or buildings using fiber-optic infrastructure.
APPLICATION AREA
It is ideal for small to medium-sized enterprise networks requiring fiber connectivity for backbone links or extending Gigabit access to distant network segments. Suitable for campus networks, branch offices, and inter-building connections.
CONCLUSION
The Cisco MGBSX1 SFP transceiver offers a compact, efficient, and high-performance solution for extending gigabit Ethernet over multimode fiber. Its plug-and-play ease, monitoring capabilities, and compliance with industry standards make it a reliable choice for growing small business and enterprise networks needing scalable, future-proof fiber connectivity.










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