sales@foscoconnect.com
(510) 319-9878
Silicon Valley, CA, USA
Overview
The SC Single Mode 9\u00b5m Loopback plug is a specialized component engineered for testing transmission capability and receiver sensitivity in optical network equipment. By providing a return path for the optical signal, it allows technicians to verify system integrity and performance levels effectively.
Designed with a compact form factor, this loopback plug includes molded A and B channel markers and an extended thumb release for ease of use in high-density patching environments. It is protected by a flexible, fire-retardant PVC jacket, ensuring durability in standard data center and field operating environments.
Key Features
-
Standardized Connector
Features an SC connector interface for compatibility with common network hardware. -
Single Mode Fiber
Optimized for 9\u00b5m single mode applications to ensure accurate testing of long-haul equipment. -
Compact Design
Reduces physical footprint, allowing for easy installation in tight spaces or high-density rack configurations. -
Channel Identification
Molded A and B channel markers prevent improper connection and save time during testing. -
Extended Thumb Release
Facilitates quick insertion and removal, even in crowded patch panels. -
Durable Construction
Equipped with a fire-retardant, flexible PVC jacket for enhanced cable protection.
Applications
- Network equipment transmission testing
- Receiver sensitivity verification
- Fiber optic system diagnostics
- Data center maintenance
Technical Specifications
| Specification | Value |
|---|---|
| Model | LBK-SC-S9-NC |
| Part Number | 682X284 |
| Connector Type | SC |
| Fiber Mode | Single Mode |
| Core Size | 9\u00b5m |
| Jacket Material | Fire-retardant 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 by looping the signal back into the equipment.
What fiber type is this?
This is a 9\u00b5m single mode fiber optic loopback plug.
Does this plug feature A/B markings?
Yes, it includes molded A and B channel markers to assist with correct orientation during testing.
Is this plug suitable for high-density environments?
Yes, the compact design and extended thumb release are specifically intended for use in high-density patching environments.
What jacket material is used?
The cable uses a flexible, fire-retardant PVC jacket for durability and protection.

