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StarTech.com Cisco GLC-LH-SMD Compatible SFP Module, 1000BASE-LX/LH, 1GbE Single Mode (SMF) Fiber SMF Optic Transceiver, 1GE Gigabit Ethernet, LC Connector, 10km 1310nm, Firepower, ASR920 (GLCLHSMD10ST)

SFP (mini-GBIC) transceiver module (equivalent to: Cisco GLC-LH-SMD) - 1GbE - 1000Base-LX, 1000Base-LH - LC - up to 10 km - 1310 nm (pack of 10)
5 in stock Additional stock expected 12/08/25
Manufacturer StarTech.com
Part number GLCLHSMD10ST
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  • Maximize cost-savings and network performance with this bulk pack of single-mode/multi-mode Mini-GBIC modules

    • Delivers reliable Gigabit Ethernet connections for 1000Base-LX/LH compliant networks
    • 100% Cisco compatible, equivalent to GLC-LH-SMD
    • Backed by lifetime warranty and free lifetime technical support
    • Meets or exceeds OEM specifications and MSA (Multi-Source Agreement) industry standards
    • Supports Digital Diagnostics Monitoring (DDM)
    • 1310 nm optical wavelength
    • Supports single-mode (maximum distance 10 km / 6.2 mi.) and multi-mode (maximum distance 550 m / 1804 ft.)
    • LC fiber connector
    • Maximum data rates up to 1.25Gbps
    • Hot-pluggable
    Maximize cost-savings and network performance with this bulk pack of single-mode/multi-mode Mini-GBIC modules
    Built for reliable network performance

    Built for reliable network performance

    The SFP transceivers included in this 10-pack are manufactured by StarTech.com to meet or exceed OEM specifications and comply with the industry’s MSA (Multi-Source Agreement) standards. Committed to the highest standards of quality, StarTech.com produces an extensive range of networking products including copper and fiber network cards, fiber media converters, Ethernet switches and wireless products.
    Fully compatible with Cisco and other major brands

    Fully compatible with Cisco and other major brands

    These Gigabit single-mode SFPs are engineered to the highest quality standards and are 100% Cisco compatible, equivalent to the Cisco GLC-LH-SMD SFP transceiver. StarTech.com SFP transceivers are configured and fully tested to ensure they work seamlessly with Cisco or other major brands of networking equipment.

    You can be assured that the use of StarTech.com SFP products should not affect the warranty protection of your networking equipment. 
    Convenient and scalable

    Convenient and scalable

    Delivering both convenience and scalability, these Gigabit fiber transceivers are fully hot-pluggable which enables you to install them without interrupting network traffic or having to reboot your equipment. They provide a versatile and cost-effective solution that’s compatible with a multitude of Gigabit fiber networking devices.

    Ideal for use in switches, routers and other networking equipment, the SFPs provide reliable performance, enabling you to expand your network to remote segments cost-effectively. The SFPs support auto-negotiation, a maximum distance of up to 10 km (6.2 mi.), and maximum data rates of up to 1.25Gbps.

    You can count on GLCLHSMD10ST for reliable performance, backed by a lifetime warranty and free lifetime technical support. 

    Applications

    • Replace defective or damaged SFPs in MSA compliant or Cisco equipment
    • Ideal for deployment in network devices with multiple SFP slots
    • Expand your network to remote segments

    1000 Mbps (1 Gbps) - Single & Multi Mode Fiber - LC - 10 km (6.2 mi) - Lifetime Warranty

    The GLCLHSMD10ST is a ten-pack of our Cisco GLC-LH-SMD 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-LX/LH compliant networks, with a maximum distance of up to 10 km (6.2 mi).

    Technical Specifications:

    • Wavelength: 1310 nm

    • Maximum Data Transfer Rate: 1.25 Gbps

    • Type: Single Mode / Multi Mode Fiber

    • Connection Type: LC Connector

    • Maximum Transfer Distance: 10 km (6.2 mi)

    • MTBF: 200,000 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.

    Reliable connectivity

    This SFP transceiver module supports wired connectivity technology, ensuring effective data transmission over Ethernet 1000Base-LX and 1000Base-LH cabling types.

    Versatile temperature range

    Operating effectively between 0°C and 70°C, this module is suitable for various environments, making it a dependable option for diverse networking applications.

    Enhanced monitoring capabilities

    The integration of Digital Diagnostics Monitoring Interface (DDMI) allows for real-time performance tracking, ensuring optimal operation and quick problem resolution.

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