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StarTech.com Cisco GLC-SX-MMD Compatible SFP Module - 1000BASE-SX - 1GE Gigabit Ethernet SFP 1GbE Multimode Fiber MMF Optic Transceiver
- 100% CISCO GLC-SX-MMD COMPATIBLE: Works with Cisco switches like Firepower, ASR920, IE2000, IE4000, ASR1000 and others
- TECHNICAL SPECS: 1000BASE-SX | 1 Gbps | Multi Mode (MMF) | LC Connector | 850nm | Digital Diagnostic Monitoring (DDM) | Distances up to 550m (1804ft)
- TESTED FOR OEM HOST COMPATIBILITY: Hot-swappable in Cisco routers and switches; DDM support reports the transceiver's status to most SNMP network management tools
- OUTSTANDING SUPPORT: Backed by StarTech.com for the life of the module itself, not your equipment; our modules won't void your OEM support and with access to our Tech Advisors 5/24
- WORKS WITH MSA COMPLIANT SWITCHES: Also works with switch models from Ubiquiti, D-Link, Netgear, Supermicro, TP-Link and more that accept uncoded modules
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Overview
Specs
Reviews
Gigabit Fiber SFP Transceiver Module - TAA Compliant - Cisco GLC-SX-MMD Compatible - MM LC - Gb Fiber SFP - 1000Base-SX - 850nm - 500m / 1640ft
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Warranty, Returns, And Additional Information
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Warranty Notice:
This product does not include manufacturer warranty when purchased or used outside of its designated sales region. By purchasing internationally, you acknowledge that warranty support from the manufacturer will not be available.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-800-265-1844
- Support Email: support@startech.com
- Support Website
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The StarTech.com GLCSXMMDSTT is a Cisco GLC-SX-MMD-compatible, hot-pluggable 1000BASE-SX SFP transceiver for network administrators connecting switches or routers over multimode fiber with LC connectors. It supports 850 nm optics and Digital Diagnostics Monitoring; check your equipment’s compatibility and link-distance requirements before deployment.
Recommended For
- Network administrators replacing or adding an optic in a Cisco switch or router for a 1GbE link over multimode fiber; this module is positioned as compatible with Cisco GLC-SX-MMD equipment.
- IT teams linking two SFP-equipped switches across an existing multimode-fiber run, when both ends use matching 1000BASE-SX optics and the run is within the supported distance.
- Network technicians who want transceiver status available to supported SNMP monitoring tools while troubleshooting or managing a fiber link; the module lists DDM support.
- IT staff using compatible non-Cisco SFP switches in a mixed-vendor network, provided the host accepts third-party or uncoded modules; a hands-on review reports this StarTech optic working in a Cisco Catalyst 2960G test.
Real-World Use Scenarios
- A network administrator connects an access switch to a distribution switch over existing multimode fiber; the link carries Gigabit Ethernet traffic between network closets when both SFP ports and the fiber are compatible.
- An IT team links a switch or router to a remote network segment using an installed multimode-fiber run; this can avoid adding a copper run, provided the fiber type, link length, and equipment are suitable for 1000BASE-SX.
- A technician replaces a failed or damaged optic in a compatible Cisco switch or router; the module is hot-swappable, which can help reduce service disruption when the host device and maintenance procedure allow replacement while running.
- A network operator checks transceiver diagnostics while investigating a fiber-link issue; DDM readings can help show module status in supported equipment and network-management tools.
- An organization uses the optic in a non-Cisco switch with an MSA-compliant SFP port that accepts uncoded modules; the link can provide a 1-Gigabit multimode-fiber connection if the device recognizes and supports the module.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Gigabit Ethernet links over multimode fiber in 1000BASE-SX networks |
| Network And Optical Performance | IEEE 802.3z 1000BASE-SX; 1 Gbps Ethernet transfer rate at up to 1.25 Gbps maximum data rate; 850 nm wavelength; maximum distance listed as 500 m (1640 ft) |
| Fiber Interface | Multimode optical fiber with an LC connector |
| Form Factor And Installation | SFP form factor; hot-pluggable |
| Compatibility And Monitoring | Cisco-compatible and MSA-compliant; supports Digital Diagnostics Monitoring (DDM/DOM) |
| Environmental Specifications | Operating temperature: 0°C to 70°C (32°F to 158°F); storage temperature: −40°C to 85°C (−40°F to 185°F); humidity: 5–95% RH |
| Compliance And Support | TAA compliant; backed by a lifetime warranty and free lifetime technical support |
| Model Identifiers | StarTech.com model GLCSXMMDSTT |
| Package Contents | One SFP transceiver |