Cisco GLC-SX MM Cisco SFP/SFP+/QSFP/XFP transceiver

Brand: Cisco | Category: Transceivers & Cables

SKU: CSC-GLC-SXMM | Part #: GLC-SX MM | MPN: GLC-SX MM

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About the Cisco GLC-SX MM Cisco SFP/SFP+/QSFP/XFP transceiver

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The Cisco GLC-SX MM is a compact SFP (Small Form-factor Pluggable) transceiver engineered for Cisco Catalyst, Nexus, and ISR/ASR router series platforms with SFP-capable slots. This module delivers 1.0625 Gbps data rates over multimode fiber at 850 nm wavelength, conforming to the 1000BASE-SX IEEE 802.3z standard. The GLC-SX MM supports maximum reach distances of 220 meters over 62.5/125 µm (OM1) fiber and 550 meters over 50/125 µm (OM2) fiber, making it ideal for medium-distance campus and data center interconnects. Built with an LC duplex connector and RoHS-compliant construction, this transceiver operates across the commercial temperature range of 0°C to 70°C and requires 3.3 V supply voltage. Digital Optical Monitoring (DOM) is supported, enabling real-time signal integrity tracking and passing Cisco IOS firmware integrity checks. The module is hot-swappable, allowing seamless upgrades without system downtime, and maintains full SFP Multi-Source Agreement (MSA) compliance for broad platform interoperability.

Network engineers and IT procurement teams responsible for upgrading optical infrastructure in enterprise data centers and branch offices rely on the GLC-SX MM to extend Gigabit Ethernet connectivity over multimode fiber links without costly backbone replacement. Organizations standardized on Cisco switching and routing hardware benefit from certified compatibility and simplified inventory management. The transceiver's DOM capability and hot-swap design reduce operational overhead, enabling proactive network monitoring and rapid component replacement during maintenance windows.

To source the Cisco GLC-SX MM (part number GLC-SX MM) for your network infrastructure, contact Omnixon Global to request a formal quotation and delivery timeline tailored to your deployment schedule.

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Technical Specifications

BrandCisco
CategoryTransceivers & Cables
SKUCSC-GLC-SXMM
Part NumberGLC-SX MM
ConditionNew
Interface100GbE
Manufacturer Part NumberGLC-SX-MM
Form FactorSFP (Small Form-factor Pluggable)
Ethernet Standard1000BASE-SX (IEEE 802.3z)
Data Rate1.0625 Gbps
Wavelength850 nm
Fiber TypeMultimode fiber (MMF)
Connector TypeLC duplex
Max Reach – 62.5/125 µm (OM1)220 m
Max Reach – 50/125 µm (OM2)550 m
Digital Optical Monitoring (DOM)Yes — supported; passes Cisco IOS firmware integrity check
Hot-SwappableYes
RoHS ComplianceYes
Operating Temperature0°C to 70°C (commercial)
Supply Voltage3.3 V
MSA ComplianceSFP Multi-Source Agreement (MSA)
Compatible PlatformsCisco Catalyst, Nexus, ISR/ASR router series (SFP-capable slots)

Frequently Asked Questions about Cisco GLC-SX MM Cisco SFP/SFP+/QSFP/XFP transceiver

What does the Cisco GLC-SX MM Cisco SFP/SFP+/QSFP/XFP transceiver do?

The Cisco GLC-SX MM Cisco SFP/SFP+/QSFP/XFP transceiver is enterprise IT hardware deployed in production data centers, server rooms, and edge sites across the GCC and EMEA region.