1000 Mbps (1 Gbps) | Multi Mode Fiber | LC | 550 m (1804 ft) | Lifetime Warranty The GLCSXMMDST is a Cisco GLC-SX-MMD compatible fiber transceiver module that has been designed, programmed and tested to work with Cisco® brand switches and routers. It delivers dependable 1 GbE connectivity over fiber cable, for 1000BASE-SX compliant networks, with a maximum distance of up to 550 m (1804 ft). Technical Specifications: • Wavelength: 850 nm • Maximum Data Transfer Rate: 1.25 Gbps • Type: Multi Mode Fiber • Connection Type: LC Connector • Maximum Transfer Distance: 550 m (1804 ft) • MTBF: 3,381,761 hours • Power Consumption: Less than 1 Watt • Digital Diagnostics Monitoring (DDM): Yes This SFP fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions. StarTech.com SFPs All StarTech.com SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of SFP modules and direct-attach SFP cables, providing the convenience and reliability you need to ensure dependable network performance. The StarTech.com Advantage * 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 transceivers status to most SNMP network management tools * WORKS WITH MSA COMPLIANT SWITCHES: Also works with switch models from Ubiquiti, D-Link, Netgear, Supermicro, TP-Link and more that accept uncoded modules * THE IT PRO’S CHOICE: Designed and built for IT Professionals, this SFP module is backed for life (lifetime of module, not network switch), including free lifetime 24/5 multi-lingual technical assistance.