---
product_id: 780704149
title: "Visual Fault Locator, VFL Fiber Optic Tester Kit Include Single Mode 9/125um FC Male to LC Female Adapter, Fiber Light Pen for Network Cable Test"
brand: "gesd"
price: "₨18879"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/780704149-visual-fault-locator-vfl-fiber-optic-tester-kit-include-single
store_origin: LK
region: Sri Lanka
---

# 20-30 km detection range Universal 2.5mm connector Aluminum & stainless steel durable body Visual Fault Locator, VFL Fiber Optic Tester Kit Include Single Mode 9/125um FC Male to LC Female Adapter, Fiber Light Pen for Network Cable Test

**Brand:** gesd
**Price:** ₨18879
**Availability:** ✅ In Stock

## Summary

> 🔍 Illuminate your network’s hidden faults like a pro!

## Quick Answers

- **What is this?** Visual Fault Locator, VFL Fiber Optic Tester Kit Include Single Mode 9/125um FC Male to LC Female Adapter, Fiber Light Pen for Network Cable Test by gesd
- **How much does it cost?** ₨18879 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/780704149-visual-fault-locator-vfl-fiber-optic-tester-kit-include-single)

## Best For

- gesd enthusiasts

## Why This Product

- Trusted gesd brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Power Management:** Constant output, low battery alerts, and long battery life keep you testing longer.
- • **Universal Compatibility:** Seamlessly test ST, SC, FC, and LC fiber connectors with included adapters.
- • **Rugged & Portable Design:** Lightweight pen-style with metal body and dustproof casing built for field durability.
- • **Ultra-Long Detection Range:** Reach up to 30 kilometers for comprehensive network diagnostics without limits.
- • **Pinpoint Fiber Faults Instantly:** Bright laser light reveals breaks, bends, and poor connections with precision.

## Overview

This Visual Fault Locator is a compact, pen-style fiber optic tester designed for professional network diagnostics. Featuring a powerful laser output capable of detecting faults up to 30 km away, it supports multiple fiber connector types via a universal 2.5mm adapter. Its rugged aluminum and stainless steel construction ensures durability in the field, while smart power features like constant output and low battery warnings maximize uptime. Ideal for millennial managers who demand precision, portability, and reliability in their fiber optic testing tools.

## Description

Specification: Shell material: aluminum pen typeFiber optic adapter: universal connector Operating temperature: 0-60 degrees Celsius Storage stability: -20-70 degrees Celsius Size: 175 * 26 * 26mm Product weight: 165g Working mode: Both continuous wave and pulse are available Applicable interface: ST / SC / FC / LC (FC male to LC Female connector included)  Power: 2 AA batteries (no included)What's in the box:  VFL Pen * 1 FC Male to LC Female Adapter *1 Carrying Bag * 1 Lanyard * 1 User Guide * 1 Features & Attribute:  1.Long output distance This visual fault locator has a strong light output and can travel 20-30 kilometers. The efficient power supply circuit can provide stable power.  2.Metal matte paint design The stainless steel head and aluminum-alloy body design are used to prevent collision and dust, and the chassis grounding design effectively prevents electrostatic discharge damage.  3.Widely Used The 2.5 mm universal connector of the detector is designed for ST, SC, and FC compatibility, and can interfere in different circular and square optical cables. Test single-mode and multi-mode cables.  4.Practical design, excellent function Small size, lightweight, easy to carry, has a variety of functions such as constant output power, low battery power alarm, long battery life, long-distance detection, etc. Tips 1. When not in use, remove the battery to prevent battery leakage, which can cause aluminum parts to oxidize and not conduct electricity. 2. This pen cannot be directed into the eyes.  Pen type design, with eye bags, easy to carry, easy to check optical fiber fault with visual fault locator, sturdy and durable, dustproof design, keep optical fiber connector clean.

## Features

- 1. Easy to Check Fiber Faults - This visual fault locator can accurately detect and locate fiber breaks, poor connections, bending, or cracking. The detector will emit a bright light for fiber tracing, breaks or faults in the fiber will refract the light.
- 2. Excellent Function - This VFL device is portable and easy for a field test with multiple functions such as constant output power, lower battery warning, long battery life, and long-distance detection.
- 3. WIDELY USED - 2.5mm Universal Connector - the connector of the detector is compatibly designed for ST, SC, FC interferes both in circle and square shape of different fiber optic cables.
- 4. LONG OUTPUT DISTANCE - This visual fault locator with battery output strong light goes 20-30 kilometers far, high effective power circuits allows for stable power.
- 5. Practical Design - Small size and lightweight, pen-type design with pouch make it portable, easy to check fiber faults with visual fault locator, design with a stainless steel head and aluminum body to prevent crash and dust, the case ground design prevents ESD damage efficiently.

## Images

![Visual Fault Locator, VFL Fiber Optic Tester Kit Include Single Mode 9/125um FC Male to LC Female Adapter, Fiber Light Pen for Network Cable Test - Image 1](https://m.media-amazon.com/images/I/51sQhXPIx7L.jpg)
![Visual Fault Locator, VFL Fiber Optic Tester Kit Include Single Mode 9/125um FC Male to LC Female Adapter, Fiber Light Pen for Network Cable Test - Image 2](https://m.media-amazon.com/images/I/61xjb+SRltL.jpg)
![Visual Fault Locator, VFL Fiber Optic Tester Kit Include Single Mode 9/125um FC Male to LC Female Adapter, Fiber Light Pen for Network Cable Test - Image 3](https://m.media-amazon.com/images/I/61GsL6KDWyL.jpg)
![Visual Fault Locator, VFL Fiber Optic Tester Kit Include Single Mode 9/125um FC Male to LC Female Adapter, Fiber Light Pen for Network Cable Test - Image 4](https://m.media-amazon.com/images/I/61zASpFuXvL.jpg)
![Visual Fault Locator, VFL Fiber Optic Tester Kit Include Single Mode 9/125um FC Male to LC Female Adapter, Fiber Light Pen for Network Cable Test - Image 5](https://m.media-amazon.com/images/I/51-AWMGpEWL.jpg)

## Available Options

This product comes in different **Size, Number Of Items** options.

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**Shop now:** [https://www.desertcart.lk/products/780704149-visual-fault-locator-vfl-fiber-optic-tester-kit-include-single](https://www.desertcart.lk/products/780704149-visual-fault-locator-vfl-fiber-optic-tester-kit-include-single)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-22*