here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
Best Sellers
Top Rated- $37.89
- + FREE SHIPPING
TRANSITION TN-GLC-SX-MM-RGD 1000BASE-SX SFP Transceiver
- 1 Gbps
- LC
+
+
Overview
Specs
Reviews
See all Q & A 
Any questions? Ask CelesteSM will help you find out quickly.
Try me now
The Transition Networks TN-GLC-xxx series small form factor pluggable (SFP) tranceiver modules are designed to install in any SFP port allowing for 1000Base-T, 1000Base-SX or 1000Base-LX interfaces to the network through the SFP connector. The TNGLC- xxx tranceivers are Cisco compatible and are designed for bidirectional serial-optical data communication such as Gigabit Ethernet or fiber channel at speeds up to 1.25 Gbps.
- The Transition Networks TN-GLC-xxx series small form factor pluggable (SFP) tranceiver modules are designed to install in any SFP port allowing for 1000Base-T, 1000Base-SX or 1000Base-LX interfaces to the network through the SFP connector. The TNGLC- xxx tranceivers are Cisco compatible and are designed for bidirectional serial-optical data communication such as Gigabit Ethernet or fiber channel at speeds up to 1.25 Gbps.
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 1 year
- Limited Warranty period (labor): 1 year
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Website
- Support Phone: 1-800-260-1312
- Support Website
- View other products from Transition Networks
LOADING...
LOADING...
The Transition Networks TN-GLC-SX-MM-RGD is a 1 Gbps 1000BASE-SX SFP transceiver for connecting compatible SFP ports over multimode fiber, making it suitable for network teams building or maintaining short-range fiber links up to 550 meters.
Recommended For
- Network teams connecting switches or routers over existing LC multimode fiber in a 1-Gigabit Ethernet link, with a supported fiber grade and distance within the link’s reach.
- Teams installing network equipment in outdoor cabinets, unheated spaces, or other locations with wide temperature swings; the RGD model is rated for operation from -40°C to +85°C.
- IT staff maintaining Cisco-compatible or MSA-compliant SFP platforms that need a 1000BASE-SX multimode optic; confirm the specific host’s compatibility before deployment.
- Operators who want digital diagnostics on a short-reach fiber link; the TN-GLC-SX-MM-RGD version includes DMI support.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | 1 Gbps 1000BASE-SX network links over multimode fiber with LC connectivity |
| Optical Interface And Reach | 850 nm multimode fiber with an LC connector, supporting distances up to 550 m |
| Model Identifiers | TRANSITION TN-GLC-SX-MM-RGD |