NetPeppers VLP50

Visual Fault Locator for quickly testing damage of fiber links

An essential tool for quickly and easily testing and identifying problems in fiber cables. By showing the exact location of fiber damage you can fast diagnose, troubleshoot, and fix the problems on your fiber links.

Troubleshooting in seconds

Find faults in your fiber optic installation quickly and reliably. Identify breaking points on 2.5 and 1.25 mm ferrules and plugs.

NetPeppers Visual Fault Locator
Strong endurance

Over fifty working hrs with a set of common AA batteries and the robust aluminum housing make this laser source a long-term companion.

Visual Fault Locator from NetPeppers
Which fiber is this?

The integrated flashing mode makes it easy to find the right fiber end up to a distance of five kilometers.


DEMO Video

Find out how you can use the VLP50 and how you can benefit.


  • Easy to use
    You can use the selection button to switch to the desired operating mode (continuous or flashing) in a few seconds
  • Fast, easy localization of errors
    Recognize injuries to the sheathing of the cable or undershooting of bending radii
  • Designed to operate in harsh environments
    Metal housing fits comfortably in the hand and protects the device from damage
  • Long battery life
    Up to 50 hours of operation. Easily exchangeable with screw cap after expiry

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Highly compatible

  • The VLP50 is equipped with a 2.5 mm interface and is therefore compatible with SC, ST and FC connectors. In addition, the scope of delivery includes a 1.25 mm adapter for LC and MU connectors.
  • It is compact and convenient to use.
  • The robust aluminum housing protects against damage to the tester.
  • The batteries of the device can be replaced at any time via the screw cap at the end of the housing and guarantee an operation of more than 50 working hours.
Technical Data Visual Fault Locator VLP50
Output power 1 mW
Detecting range 5 km
Laser type FP-LD
Wavelength 650 nm ± 10 nm
Operating mode continuous or flashing
Output connector 2,5 mm universal adapter (SC/ST/FC), 1,25 mm adapter
Modulation frequency 2 - 3 Hz
Scope of delivery 1 VLP50 Visual Fault Locator
1,25 mm changeable Adapter
1 Lanyard
1 Soft Case
1 Quick Start Guide
2 x 1.5V AA Alkaline Battery
Order-No. NP-FIBER50

Quick Reference Guide

You can download your quick reference guide.


You can download the datasheet with all product information.


Find a webinar or seminar learning more about optic fiber testing.


If you have any question please contact us.

Any Questions?

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