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Cisco GLC-SX-MM-RGD New Optics WhaleyComm
Cisco

Cisco GLC-SX-MM-RGD 1000BASE-SX 850nm Rugged SFP Transceiver Module

MPN: GLC-SX-MM-RGD
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$35.00
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Lifetime
Warranty
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ISO 9001
Certified Testing
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R2v3
Responsible Refurb
25+
Years
5K+
Customers
ISO
Certified
✓
Tested

Every WhaleyComm unit is professionally tested, reset to factory defaults, and certified by our in-house engineers — the same standard trusted by 5,000+ organisations across 25 years. Not a refurb marketplace. A certified lifecycle partner.

Tested to factory specification. Backed by 25 years of enterprise trust.

Tested to factory specification. Backed by 25 years of enterprise trust.



The Cisco GLC-SX-MM-RGD is a ruggedized, industrial-grade 1000BASE-SX Small Form-Factor Pluggable (SFP) transceiver module designed for high-reliability Gigabit Ethernet deployments over multimode fiber. Operating at an 850nm wavelength, this module is purpose-built to withstand extreme environmental conditions, making it ideal for harsh industrial, outdoor, and mission-critical enterprise environments.



Every unit sold by WhaleyComm is an original Cisco product, verified and tested to factory specifications before shipment. Whether you're expanding your network infrastructure or replacing a failed component, you can trust this module to deliver consistent, line-rate Gigabit performance.

Technical Specifications
Type
1000BASE-SX SFP Rugged
Brand
Cisco
Speed
1 Gbps
Reach
Up to 300m (OM2)
Fiber
Multimode
Wavelength
850nm
Connector
LC Duplex
Temp Rating
-40 to 85°C
Ideal Use Cases
High-Speed Inter-Device Links
Optical uplinks between switches, routers, and servers at distance beyond copper.
Data Center Backbone
High-density optical backbone connectivity.
What's Included
✔ Cisco GLC-SX-MM-RGD New Optical Transceiver (1x)
✔ Protective dust caps installed
✔ WhaleyComm ISO 9001-certified inspection certificate
✔ WhaleyComm Lifetime Warranty
Lifetime Warranty — No Time Limits. No Questions.
Every WhaleyComm unit ships with a Lifetime Warranty. If it fails under normal operating conditions at any point, we replace it. No time limits, no expiration, no hidden conditions. Backed by 25 years and 5,000+ satisfied customers.
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Compatibility Details
Review supported optics, cables, software, management protocols, and environment-specific compatibility guidance.
Compatible Platforms
✓
The Cisco GLC-SX-MM-RGD is compatible with a wide range of Cisco switches, routers, and platforms that support standard SFP slots, including Catalyst, ASR, ISR, and Nexus series devices. Always verify compatibility with your specific platform using Cisco’s compatibility matrix.
✓
WhaleyComm — Enterprise Networking Hardware You Can Trust.
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Shipping & Returns
Clear fulfilment, tracking, return, warranty, and support information for enterprise hardware orders.
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Shipping
Orders ship within 1-2 business days from our facility in Texas. Overnight and expedited shipping available at checkout.
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Returns
Contact our support team for any DOA or warranty issues. Every WhaleyComm unit is covered by a Lifetime Warranty — we make it right, fast.
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Contact
+1 214 607-4800 | Mon-Fri 8am-6pm CST
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Frequently Asked Questions
Product-specific answers about compatibility, testing, warranty, fulfilment, and purchase confidence.
This unit is sold as New and has never been deployed. It ships in original or equivalent packaging with a WhaleyComm Lifetime Warranty.
Yes. Every WhaleyComm unit ships with a Lifetime Warranty — no time limits, no questions asked. If your Cisco GLC-SX-MM-RGD fails under normal operating conditions at any point, we replace it at no cost.
Every unit goes through an ISO 9001-certified testing process: full power-on diagnostics, port-by-port functionality testing, firmware verification, factory reset, and final inspection. Backed by 25 years and 5,000+ enterprise customers.
Cisco GLC-SX-MM-RGD 1000BASE-SX 850nm Rugged SFP Transceiver Module
$35.00
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