sales@foscoconnect.com
(510) 319-9878
Silicon Valley, CA, USA
Overview
The FiberXP® SC Multimode 50µm Loopback Plug provides a reliable, compact solution for testing the transmission capabilities and receiver sensitivity of optical network equipment. Designed for high-performance fiber optic testing, this loopback plug enables efficient validation of network signal paths.
Featuring a durable design, the plug includes a long thumb release for ease of handling, integrated A and B channel markers, and a custom-designed strain relief boot. Each unit is housed in a protective hard shell case, ensuring the integrity of the component during storage and transport. The fiber cable itself is protected by a fire-retardant, flexible, and highly durable PVC jacket.
Key Features
-
SC Connector Interface
Standardized connector design ensures compatibility with typical SC port network equipment. -
Multimode 50µm Fiber
Optimized for 50-micron multimode fiber applications, supporting precise transmission testing. -
Compact Design
Small form factor allows for use in dense patch panel environments where space is limited. -
Protective Hard Shell Case
Enclosed casing provides physical protection for the loopback when not in use. -
Durable PVC Jacket
Fire-retardant and highly resilient cable jacket ensures long-term operational longevity. -
Integrated Channel Markers
Molded A and B markers facilitate correct polarity and configuration during testing. -
Custom Strain Relief Boot
Enhanced boot design prevents fiber stress and cable damage at the connector interface. -
Long Thumb Release
Provides ergonomic operation for quick insertion and removal from dense equipment ports.
Applications
- Optical network equipment testing
- Receiver sensitivity validation
- Transmission capability verification
- Network diagnostic and troubleshooting procedures
Technical Specifications
| Specification | Value |
|---|---|
| Manufacturer | FiberXP |
| Model | LBK-SC-M5-HS |
| Part Number | 682X274 |
| Connector Type | SC |
| Fiber Type | Multimode |
| Fiber Size | 50 micron |
| Cable Jacket | PVC |
Frequently Asked Questions
What is the purpose of this loopback plug?
It is used to test the transmission capability and receiver sensitivity of optical network hardware.
Is this for single mode or multimode applications?
This is a 50-micron multimode fiber loopback plug.
Does it include a storage container?
Yes, it is supplied in a protective hard shell case.
Are the channels marked?
Yes, the plug features molded A and B channel markers.
What type of jacket is used on the fiber?
It utilizes a durable, fire-retardant PVC jacket.

