Viavi: FFL-050 Visual Fault Locator (VFL)

The Viavi FFL-050 is a compact and essential visual fault locator designed to help technicians quickly locate fiber bends, breaks, or misalignments during installation or troubleshooting. Emitting a bright red laser, the FFL-050 enables fast detection of faults and ensures end-to-end continuity in both singlemode and multimode fiber. It’s a must-have tool for pinpointing damaged sections of fiber or confirming fiber routing in the field.

Connector Type

• Universal 2.5 mm Connector
  Supports SC, FC, and ST connectors. Please verify you have all the necessary cable(s) and/or equipment, or add them to your order before completing your purchase.

Benefits & Applications

• Quick Fault Identification
  Easily detect fiber breaks, bends, and connector issues with a visible red laser.
• Continuity and Routing Checks
  Verify fiber routing and end-to-end connectivity in seconds—ideal for installation or troubleshooting.

Key Features

• Compatible with singlemode and multimode fiber
• Compact, rugged, and easy to carry
• Bright laser for clear fault visibility