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StarTech.com GLCLHSMDSTTA Cisco GLC-LH-SMD Compatible SFP Module - 1000BASE-LX/LH Fiber Transceiver

  • With 1000Base-LX/LH technology, enjoy up to 1000Mbps data transfer rate over optical fiber cable
  • Lets you conveniently connect to the 1.25 gigabit ethernet Ethernet technology to offer maximum productivity
  • Supports optical fiber cable for durable performance, minimal signal loss, and fast data transfers to greater distances
  • With a single wavelength of light, the single mode fiber optic can carry data and transmit audio/video applications over miles of distance
  • SFP (mini-GBIC) offers better usage with maximum efficiency and convenience
  • SFP (mini-GBIC) with optical network application/usage for maximum productivity and usability
  • Hot-pluggable form factor allows hassle-free and easy usage with increased efficiency
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Overview
Specs
Reviews
Gigabit Fiber SFP Transceiver Module - Cisco GLC-LH-SMD Compatible - SM / MM LC - 10km / 6.2 mi or 550 m / 1804 ft - TAA Compliant - 1000Base-LX/LH

Warranty & Returns

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.
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The StarTech.com GLCLHSMDSTTA is a hot-pluggable, Cisco-compatible 1000BASE-LX/LH SFP transceiver for network administrators connecting Gigabit Ethernet equipment over fiber, with links up to 10 km on single-mode fiber or 550 m on multimode fiber.

Recommended For

  • Network administrators replacing a failed or spare Cisco GLC-LH-SMD optic in a compatible Cisco switch or router, while keeping an existing 1GbE fiber link in service.
  • IT teams connecting compatible network equipment across buildings, floors, or remote cabinets over single-mode fiber when a 1GbE link of up to 10 km is sufficient.
  • Administrators extending or repairing a 1GbE link on existing multimode fiber, provided the run is within the module’s stated 500 m limit and the fiber setup is appropriate for the optic.
  • Network staff who want to hot-swap a compatible optic and use DDM readings to check transceiver status during troubleshooting or routine monitoring.

Real-World Use Scenarios

  • Link switches or routers in separate buildings over an existing single-mode fiber run; the result is a 1GbE connection for a remote network segment, provided the equipment supports the optic and the link stays within its supported reach.
  • Connect access and distribution switches across a campus or between network closets when the fiber path is too long for a copper Ethernet run; users get a fiber uplink at Gigabit Ethernet speeds.
  • Replace a failed compatible SFP in a Cisco switch or router; its hot-pluggable design can make the module swap easier without removing the device from service, though the link itself may briefly be interrupted.
  • Check optical diagnostics during link troubleshooting; when the host and monitoring software support DDM, the module can report diagnostic information that helps narrow down a fiber-link issue.
  • Reuse an existing multimode fiber path only after checking the fiber type, link distance, and installation requirements; matching the optic to the installed fiber helps avoid a link that fails to come up or performs unreliably.

Spec Summary

AttributeValue
Best ForCisco GLC-LH-SMD-equivalent 1000BASE-LX/LH Gigabit Ethernet connections over single-mode or multimode fiber
Fiber Interface And Reach1310 nm transceiver with one LC duplex female fiber port; supports single-mode fiber up to 10 km and multimode fiber up to 550 m
Data Rate And StandardsUp to 1.25 Gbps; IEEE 802.3z 1000BASE-LX/LH
Compatibility And FeaturesHot-pluggable SFP; supports Digital Diagnostics Monitoring (DDM/DOM), TAA compliance, and MSA industry standards
Environmental ConditionsOperating temperature: 0°C to 70°C; storage temperature: −40°C to 85°C; humidity: 5–95% RH
Warranty And SupportLifetime warranty and free lifetime technical support
Model IdentifiersStarTech.com GLCLHSMDSTTA