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EXFO Inc.

Visual Fault Locator

Highly efficient pocket-size visual fault locator—the ideal complementary tool for any fiber-testing technician.

Key features:

  • Bright red laser at 655 nm
  • Pulsed and CW operation
  • 40 hours of operation (typical)
  • Standard AAA alkaline batteries
  • Pocket-size pen-style design
  • 2.5 mm universal connector

Description:

The FLS-140 is the easiest way to identify optical fibers from end to end and locate polished connector endfaces. Its red laser shines through most yellow-jacketed optical fibers to help you pinpoint breaks, bends, faulty connectors, splices and other causes of signal loss. It has a reach of up to 5 km. The convenient FLS-140 locates faults visually by creating a bright red glow at the exact location of the fault on single mode or multimode optical fibers.

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  • Lab equipment

    EXFO develops smarter tests, monitoring and analytics solutions for the global communications industry. They are trusted advisers to fixed and mobile network operators, hyperscalers and leaders in the manufacturing, development and research sector. Building on 35 years of innovation, EXFO’s unique blend of equipment, software and services provide faster, more confident transformations related to 5G, cloud-native and fiber optic networks.

  • Trust

    When we say "our solutions match or exceed industry leading tier 1 manufacturers, rigorously engineered and tested", we need our tests equipment to be the same. Precision and reliability are not a feature but a necessity. EXFO Facts: +95% of the top CSPs worldwide use EXFO solutions, 5000+ quality audits of service and performance and No.1 worldwide in fiber optic test solutions

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