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  • GLC-SX-MM Cisco Compatible SFP Transceiver


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$19.00 (You save $17.10)
0.10 LBS
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3 year warranty on transceivers and other products Free shipping on fiber optic components 30 day guarantee on optical transceivers

Product Description

FluxLight's GLC-SX-MM is a Cisco® compatible 1000Base-SX SFP Optical Transceiver and is factory preprogrammed with the same configuration data as Cisco® OEM modules, allowing for seamless network integration. The GLC-SX-MM is a multimode fiber optic transceiver capable of transfer speeds up to 1.25Gb/s. This particular SFP transceiver is capable of supporting distances up to 220m via 62.5/125µm multimode fiber, and up to 550m via 50/125µm multimode fiber.

FluxLight transceivers perform identically to Cisco® original transceivers and are 100% compatible with other OEM and third party transceivers. The GLC-SX-MM is 100% MSA compliant and meets or exceeds the specifications laid out in the IEEE802.3Z 1000Base-SX standard. All of FluxLight's transceivers are tested for 100% functionality and guaranteed compatible for outstanding network performance.

FluxLight’s GLC-SX-MM optical transceiver modules are designed to function in any MSA compliant SFP port and allow 1000Base-SX devices to interface with fiber networking equipment containing SFP ports. The GLC-SX-MM comes equipped with an IEC60825-1 compliant 850nm Class1 Laser transmitter and an efficient 3.3 volt power supply.

FluxLight offers a large selection of optical transceivers that are compatible with all the major brands. We also carry transceivers in various form factors to meet your networking needs. Now you have a reliable, compatible and affordable means to expand your network while maintaining its integrity.


Mfg. Compatibility: Cisco®
Part Number: GLC-SX-MM
Form Factor: SFP
TX Wavelength: 850nm
Reach: 500m
Cable Type: multimode fiber
Rate Category: 1000Base
Interface Type: SX
Digital Optical Mon. (DOM): No
Connector Type: Dual-LC


Full downloadable spec sheet:  GLC-SX-MM

Warranty Information

Like all FluxLight products, this product this backed by a 3-year non-prorated warranty, free email/phone technical support and advanced replacement (with RMA) and guaranteed emergency spares.

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  1. Thanks to Fluxlight for a good GLC-SX-MM module 4 Star Review

    Posted by on 05/31/2013

    I got a good GLC-SX-MM module from Fluxlight. It works well, and I even saved a bit of money. Good shipping and and nice service made a good purchase experience.

  2. Great compatibility with this GLC-SX-MM transceiver 5 Star Review

    Posted by on 05/26/2013

    I got great compatibility with this GLC-SX-MM transceiver. It works exactly how I need it to and has been great. A good price too!

  3. The right GLC-SX-MM module for me 5 Star Review

    Posted by on 05/13/2013

    I am really pleased that it was so easy to find the GLC-SX-MM module that I needed. Not only that, but I found it at a great price. This site was easy to navigate and I got great service!

  4. A well done GLC-SX-MM module 4 Star Review

    Posted by on 05/05/2013

    I have had no problems with this GLC-SX-MM module so far. It works the way it was supposed to and I saved money getting it here. This is well done, and well done service.

  5. GLC-SX-MM from Fluxlight 5 Star Review

    Posted by on 04/30/2013

    This has been a good GLC-SX-MM from Fluxlight. I am always happy to receive good service, which I did here. Five stars on all fronts from me!

  6. I am always happy with five star service, and I got it with my GLC-SX-MM purchase 5 Star Review

    Posted by on 04/23/2013

    I am always happy with five star service, and I got it with my GLC-SX-MM purchase. I got very good help with finding what I needed, and I got it fast, free and with a warranty. Five star service!

  7. The best GLC-SX-MM module available! 5 Star Review

    Posted by on 04/15/2013

    If you are going to get a GLC-SX-MM module, get the best one on the market. This Fluxlight module is the best and it is cheaper than anywhere I have seen! So I got the best at a discounted rate, and I am really happy about it!

  8. I had the best experience getting my GLC-SX-MM module! 5 Star Review

    Posted by on 04/07/2013

    I have to say that I will recommend Fluxlight to anyone needing transceiver modules like I did. I had the best experience getting my GLC-SX-MM module on Fluxlight. I got a greatly discounted price and such a good warranty! Great site and AWESOME products!

  9. Nothing wrong with this GLC-SX-MM module-perfectly compatible! 5 Star Review

    Posted by on 03/28/2013

    I have found nothing wrong with this GLC-SX-MM module or the transaction as of yet. I got good service and fast shipping, plus a greatly discounted price. This worked properly and came with a warranty. So five stars from me!

  10. Looking for a Cisco compatible GLC-SX-MM module?This is it! 5 Star Review

    Posted by on 03/14/2013

    All I can say is that if you need a Cisco compatible GLC-SX-MM module then this Flux Light tranceiver module is it. This works as great as any name brand, and it is almost half the price of retail costs! So you save money, get a great warranty and guarantee with it-seriously, it is great!

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