here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
+
+
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 TN-GLC-xxx tranceivers are Cisco compatible* and are designed for bi-directional 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 Product Page
- Manufacturer Website
- Support Phone: 1-800-260-1312
- Support Website
- View other products from Transition Networks
LOADING...
The Transition Networks TN-GLC-LHX-SM-RGD is an SFP (mini-GBIC) module with an LC connector for 1000Base-LX networking, suited to network teams adding a compatible gigabit LX fiber connection.
Recommended For
- Network teams linking remote buildings or network sites over single-mode fiber who need a 1Gbps-class 1000Base-LX connection with a specified reach of up to 40 km.
- Operators placing SFP-equipped network devices in locations with wide temperature swings, such as exposed or industrial installations, where the RGD model’s specified -40°C to +85°C operating range is relevant.
- Cisco-compatible or MSA-compliant SFP-platform users who need a 1310nm, LC single-mode optic for a 1000Base-LX link; confirm compatibility with the specific host device before deployment.
- Network administrators who want Digital Monitoring Interface (DMI) on a long-reach link to support optic monitoring and diagnostics.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Adding a 1000Base-LX network connection to equipment that accepts an SFP (mini-GBIC) module |
| Network Interface And Connector | One 1000Base-LX network interface with an LC connector |
| Product Type And Brand | Transition Networks SFP (mini-GBIC) module |