--- product_id: 130268915 title: "SinLoon Visual Fault Locator,Red Light Pen Fiber Optic Cable Tester Meter,Cable Test Equipment Suitable for 2.5 mm Connector, for CATV Telecommunications Engineering Maintenance（1mW）" brand: "sinloon" price: "¥4742" currency: JPY in_stock: true reviews_count: 13 category: "Sin Loon" url: https://www.desertcart.jp/products/130268915-sinloon-visual-fault-locator-red-light-pen-fiber-optic-cable store_origin: JP region: Japan --- # 2.5mm universal connector 650nm bright red laser compatible with single & multi-mode fibers SinLoon Visual Fault Locator,Red Light Pen Fiber Optic Cable Tester Meter,Cable Test Equipment Suitable for 2.5 mm Connector, for CATV Telecommunications Engineering Maintenance（1mW） **Brand:** sinloon **Price:** ¥4742 **Availability:** ✅ In Stock ## Summary > 🔴 Illuminate your fiber faults like a pro — never miss a signal! ## Quick Answers - **What is this?** SinLoon Visual Fault Locator,Red Light Pen Fiber Optic Cable Tester Meter,Cable Test Equipment Suitable for 2.5 mm Connector, for CATV Telecommunications Engineering Maintenance（1mW） by sinloon - **How much does it cost?** ¥4742 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/130268915-sinloon-visual-fault-locator-red-light-pen-fiber-optic-cable) ## Best For - sinloon enthusiasts ## Why This Product - Trusted sinloon brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust & Reliable:** Aluminum body built to withstand fieldwork - • **Versatile Testing:** Supports single-mode & multi-mode fiber cables - • **Compact & Portable:** Pen-sized design with pouch for on-the-go pros - • **Pinpoint Precision:** 650nm red laser reveals faults instantly - • **Universal Compatibility:** Fits ST, SC, FC connectors with ease ## Overview The SinLoon Visual Fault Locator is a lightweight, pen-style fiber optic tester emitting a powerful 650nm red laser for clear fault detection. Compatible with 2.5mm connectors including ST, SC, and FC types, it supports both single-mode and multi-mode cables. Its durable aluminum construction and portable design make it an essential tool for CATV and telecom maintenance professionals seeking quick, reliable cable diagnostics. ## Description SinLoon Visual Fault Locator,Red Light Pen Fiber Optic Cable Tester Meter,Cable Test Equipment Suitable for 2.5 mm Connector, for CATV Telecommunications Engineering Maintenance（1mW）: desertcart.com: Industrial & Scientific Review: Good Value and Battery Life - Good power, I also use it to check for light loss. Seems to have about a -18db @ 1310 transmit level which is perfect for checking sonet spans. Review: Simple to use - Works great, easy to use. ## Features - The 2.5mm universal connector of the detector is compatibly designed for ST, SC, FC interferes both in circle and square shape of different fiber optic cables.Test for both single-mode and multi-mode cables.Suitable for tester Meter 3/6.2/11.2/13.6/15.5/18.6 - This Visual Fault Locator will emit a 650nm bright red light which has stronPenetrating power, so that the leakage light at fault area is clearly visible - Small size and lightweight .​Pen-type design with pouch make it portable - High quality pen type visual fault locator Easy identification of poor connections, bending or cracking in fiber optic cables - Material: aluminum ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07RP5G5PH | | Best Sellers Rank | #79,869 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #157 in Network & Cable Testers | | Brand | SinLoon | | Color | Red | | Date First Available | May 23, 2019 | | Item Weight | 3.87 ounces | | Item model number | 2022525 | | Manufacturer | mandyyan | | Measurement Type | Optical Power Meter | | Package Dimensions | 7.56 x 2.8 x 1.34 inches | | Power Source | Battery Powered | | Specification Met | CE, RoHS | | Style | Modern | | UPC | 682559612004 | | Upper Temperature Rating | 60 Degrees Celsius | ## Product Details - **Brand:** SinLoon - **Color:** Red - **Power Source:** Battery Powered - **Specification Met:** CE, RoHS - **Style:** Modern ## Images ![SinLoon Visual Fault Locator,Red Light Pen Fiber Optic Cable Tester Meter,Cable Test Equipment Suitable for 2.5 mm Connector, for CATV Telecommunications Engineering Maintenance（1mW） - Image 1](https://m.media-amazon.com/images/I/719UTHM0c9L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good Value and Battery Life *by R***S on December 22, 2025* Good power, I also use it to check for light loss. Seems to have about a -18db @ 1310 transmit level which is perfect for checking sonet spans. ### ⭐⭐⭐⭐⭐ Simple to use *by J***R on December 17, 2023* Works great, easy to use. ### ⭐⭐⭐⭐ Quality is fine *by A***E on February 6, 2025* My husband used this for his job. It's good always works. ## Frequently Bought Together - SinLoon Visual Fault Locator,Red Light Pen Fiber Optic Cable Tester Meter,Cable Test Equipment Suitable for 2.5 mm Connector, for CATV Telecommunications Engineering Maintenance（1mW） - Jonard Tools M-216C/EX, Impact Resistant Hex Can Wrench with 7/16" and 3/8" Hex Sockets and Ergonomic Handle, 1" Diameter , 7" Length, Outer - D YEDEMC Fiber Optic Cable Tester Portable Optical Fiber Power Meter FC/SC/ST Universal Interface Fiber Tester Built-in 2Mw Visual Fault Locator (OPM-VFL-1) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/130268915-sinloon-visual-fault-locator-red-light-pen-fiber-optic-cable](https://www.desertcart.jp/products/130268915-sinloon-visual-fault-locator-red-light-pen-fiber-optic-cable) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-05-20*