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Cisco 1000BASE-SX SFP. Cisco’s industry-standard SFP Refurbished

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The Cisco GLC-SX-MMD is a high-performance 1000BASE-SX SFP transceiver module. It is designed for short-range data transmission via multimode fiber (MMF) at 850nm, with Digital Optical Monitoring (DOM) capabilities. Ideal for engineers and procurement professionals, it offers reliable, cost-effective networking solutions for data centers, enterprise networks, and campus deployments.

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SKU: 1000BASE-SX-REF

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Description

The Cisco GLC-SX-MMD is a high-performance 1000BASE-SX SFP transceiver module. It is designed for short-range data transmission via multimode fiber (MMF) at 850nm, with Digital Optical Monitoring (DOM) capabilities. Ideal for engineers and procurement professionals, it offers reliable, cost-effective networking solutions for data centers, enterprise networks, and campus deployments.

Specifications

GLC-SX-MMD Specifications

Product Brand Cisco
Product Name GLC-SX-MMD
Data Rate 1 Gbps
Interface SFP
Form Factor Small Form-Factor Pluggable (SFP)
Cable Type Multi-Mode Fiber (MMF)
Optical Wavelength 850 nm
DOM Support Yes
Max Transfer Distance 550 meters (on 50/125 µm MMF)
Tx Power -9.5 dBm to -3 dBm
Rx Sensitivity -17 dBm
Operating Temperature 0°C to 70°C (32°F to 158°F)
Storage Temperature -40°C to 85°C (-40°F to 185°F)
Power Consumption Less than 1W
Protocols Supported Gigabit Ethernet
Compliance IEEE 802.3z
EMI Compatibility FCC Part 15 Class B
Warranty Limited lifetime
Hot Swappable Yes
Safety/Environmental Standards RoHS
MTBF 5 million hours (approx.)