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Visual Fault Locator

/Economical Portable Visual Fault Locator S203

Economical Portable Visual Fault Locator S203

Fast locate the broken point.

Cheap and Quality Vfl Optical Fiber Visual Fault Locator.

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It is one efficient and low-cost basic fiber test tool; it provides a visible way to find fiber faults and identify fibers in an optical network during and after installation.

It includes:

Finding the breakpoint, poor connections, bending or cracking in fiber optic cables.

Finding the faults of OTDR dead zone

End-to-end visual fiber identification


  • Constant & stable output power.
  • Low battery warning, reminds users to change the battery timely.
  • Long battery life (up to 40 hours with AAA batteries)
  • Pocket size and light weight, easy to use.
  • Re-changeable ceramic tube, to avoid returning to manufacturer for this small fault.


Central Wavelength


Emitter Type


Output Power

1mw or 10mw

Optical Connector

2.5mm universal connector

For 1.25mm connectors, FC-1.25mm Hybrid adaptor

can be optional on customer requests

Operating Model

Both CW and Pulse(2Hz) available

Power Supply

Two AAA alkaline batteries

Battery Operating Time

650nm@1mw ≥45hours;650nm@10mw≥15hours

Test with Panasonic LR6 AAA ALKALINE battery

Operating Temperature

-10~+60 ()

Storage Temperature

-25~+70 ()

Dimension (mm)



50g (without batteries)

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