Cisco MGBSX1 Gigabit ethernet SX Mini-GBIC SFP

Description:

The Cisco MGBSX1 Gigabit Ethernet SX Mini-GBIC SFP Transceiver is used in Ethernet networking systems to provide Gigabit fiber optic connectivity over multimode fiber for switches, routers, and network infrastructure devices. Commonly installed in enterprise access switches, network aggregation switches, campus LAN infrastructures, and fiber uplink connections where reliable short-range optical communication between network devices is required. Maintenance teams, network administrators, and system integrators use this transceiver module for fiber network expansion, switch uplink connectivity, infrastructure upgrades, and replacement of existing Gigabit SFP modules in enterprise networking environments. 

Applications:

The Cisco MGBSX1 SFP module enables Gigabit Ethernet connectivity over multimode fiber optic cabling for enterprise and campus network deployments. It is frequently used to connect switches, routers, and network equipment across building networks, wiring closets, and data communication rooms where high-speed fiber connections are required. The module supports short-range fiber communication and is commonly deployed in enterprise LAN backbones, access layer uplinks, and network infrastructure expansions that require reliable optical connectivity.

Technical Specifications:

• Manufacturer Part Number (MPN): MGBSX1
• Product Type: SFP (Mini-GBIC) Fiber Optic Transceiver
• Ethernet Standard: 1000BASE-SX
• Data Rate: 1 Gigabit Ethernet (1 Gbps)
• Connector Type: Duplex LC
• Fiber Type: Multimode Fiber (MMF)
• Wavelength: 850 nm
• Maximum Distance: Up to 550 meters over multimode fiber
• Form Factor: Hot-swappable SFP module
• Compatibility: Cisco switches and routers supporting SFP ports
• Monitoring: Digital Optical Monitoring (DOM) support (device dependent)

Common Replacements:

• Cisco GLC-SX-MMD
• Cisco GLC-SX-MM
• Cisco SFP-GE-S