Cisco GLC-SX-MMD Compatible 1000BASE-SX SFP

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Cisco GLC-SX-MMD Compatible 1000BASE-SX SFP Transceiver Module (MMF, 850nm, 550m, LC, DOM)

The Cisco GLC-SX-MMD Compatible SFP Transceiver Module is a high-performance 1000BASE-SX SFP designed to provide reliable 1.25Gbps Gigabit Ethernet connectivity over multimode fiber (MMF). Operating at an 850nm wavelength, this Cisco Compatible GLC-SX-MMD transceiver supports transmission distances of up to 550 meters on OM2 multimode fiber using a Duplex LC connector.

Each GLC-SX-MMD Compatible SFP is individually tested for compatibility with Cisco switches, routers, firewalls, servers, and network interface cards (NICs), ensuring seamless plug-and-play installation without compromising performance. Built with Digital Optical Monitoring (DOM) support, it enables real-time monitoring of optical parameters such as transmit power, receive power, temperature, and voltage, helping simplify network maintenance and troubleshooting.

Designed for enterprise networks, campus environments, telecommunications, and data centers, this Cisco Compatible Fiber Transceiver delivers low power consumption, stable signal transmission, and long-term reliability. The industrial-grade design allows operation in demanding environments with an extended temperature range of -40°C to 85°C, making it suitable for both indoor and outdoor deployments.

Whether you're upgrading an existing Gigabit Ethernet network or expanding your fiber infrastructure, this Cisco GLC-SX-MMD Compatible Transceiver provides a cost-effective alternative to OEM optics while maintaining excellent interoperability and dependable performance.

Features

Fully compatible with Cisco GLC-SX-MMD
Supports Gigabit Ethernet data rates up to 1.25Gbps
850nm VCSEL laser for multimode fiber transmission
Up to 550m transmission distance over OM2 MMF
Duplex LC optical interface
Digital Optical Monitoring (DOM) support
Hot-pluggable SFP (Small Form-Factor Pluggable) design
Low power consumption
Industrial operating temperature: -40°C to 85°C
Compliant with IEEE 802.3z, SFF-8472, FC-PI, and SFP MSA standards
Individually tested for compatibility and performance
Ideal for enterprise, telecom, campus, and data center applications

Applications

Cisco Gigabit Ethernet Switches
Cisco Routers
Enterprise Networks
Data Centers
Telecommunications
Campus Networks
Storage Area Networks (SAN)
Fiber Backbone Connections

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Cisco GLC-SX-MMD Compatible 1000BASE-SX SFP Transceiver | 850nm LC MMF 550m

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Buy Cisco GLC-SX-MMD Compatible 1000BASE-SX SFP Transceiver Module with 850nm wavelength, 550m MMF reach, Duplex LC connector, DOM support, and industrial temperature rating. Compatible with Cisco Gigabit Ethernet switches and routers.

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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

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We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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