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Visual Fault Locator Kit

Designed to detect fiber breakpoints, fiber leaks, poor connections, and stress points, this visual fault locator is perfect for field personnel detecting faults in fiber optic cables. This VFL Kit features the following:

  • Includes adapter for 1.25 mm LC connectors
  • 650 N-m Class IIIA laser diode identifies faults in single and multi-mode fiber up to 3 miles long
  • Universal connector accommodates 2.5 mm ferruled connectors, such as FC, SC, and ST connectors
  • Has three different modes: Continuous wave, pulsing, and slower pulsing mode
  • Works in OTDR dead zones and is used for end-to-end visual fiber identification
  • Light and portable pen-style design is perfect for on the go use
  • 60 hours of battery life powered by two AAA batteries (included)

Kit includes


Fiber Connector

FC, SC, & LC

Light Source

Class IIIA Laser Diode


Up to 5 km (3.10 miles)


650 N-m

Storage Temperature

-40 Fahrenheit (-40 Celsius) to 185 Fahrenheit (85 Celsius)

Working Temperature

-4°F to 140°F (-20°C to 60°C)


2 AAA Batteries

Battery Life

60 hours


0.16 lb (72.57 g)