{"title":"Visual Fault Locators (VFL)","description":"\u003cp\u003eFind visual fault locators for quickly detecting fiber breaks, sharp bends, leaks, poor splices and connection faults during installation and maintenance.\u003c\/p\u003e","products":[{"product_id":"nf-8508-optical-wire-meter-tracer","title":"NOYAFA NF-8508 9-in-1 Multifunction Network Cable Tester with Wire Mapping, Tracing, OPM, VFL for Both Fiber Optic and Ethernet Network Maintenance and Troubleshooting","description":"\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e9-in-1 Cable Testing Multifunctionality: \u003c\/strong\u003eCombines 9 key functions including wire mapping, digital cable tracing, port flashing, cable length measurement, PoE checking, crimping test, OPM (optical power meter), VFL (visual fault location), and NCV (non-contact voltage) test, streamlining network diagnostics in one device.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Wire Mapping:\u003c\/strong\u003e Quickly check for issues like short circuits, open circuits, or crossed wires in Ethernet cables, simplifying network maintenance and setup.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Wire Tracing with Anti-interference: \u003c\/strong\u003eUses digital signals for reduced noise interference and higher sensitivity, and rapidly detects shielded and unshielded network cables.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Port Identification: \u003c\/strong\u003eLocate active network ports and view speed, duplex, and port negotiation settings with synchronized flashing to reduce troubleshooting time.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive PoE Testing:\u003c\/strong\u003e It can test the information of standard PoE devicesuch as POE voltage, power supply polarity, power supply mode and also the type of PSE（af or at standard）\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate Cable Length Measurement:\u003c\/strong\u003e Measures cables from 2.5m\/8.2ft to 200m\/565ft with just a plug-in connection, providing fast and reliable length information for structured cabling.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-End Crimp Testing:\u003c\/strong\u003e Even with one end of an RJ45 cable, the tester provides accurate crimping diagnostics, showing correct and incorrect connections instantly.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Precision Optical Power Testing: \u003c\/strong\u003eMeasures optical power and detects light attenuation levels with high accuracy. Equipped with automatic frequency recognition, it allows plug-and-play use for specific wavelengths, ensuring efficiency for tasks involving fiber optic installations.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual Fault Location (VFL):\u003c\/strong\u003e Utilizes a 10mW laser, with fast flash, slow flash, and constant modes for long-distance cable tracing and quick Fiber break point navigating. \u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNCV (Non-Contact Voltage) Detection:\u003c\/strong\u003e Ensures electrical safety by detecting live wires and electrical equipment, helping you avoid potential electrical hazards.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Power with Type-C Charging:\u003c\/strong\u003e Long-lasting 1,500mAh polymer lithium battery with Type-C fast charging for extended usage, reducing downtime and increasing efficiency in fieldwork.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnsures Reliable, High-Performance Network Cabling:\u003c\/strong\u003e From structured cabling, data cabling, to Fiber Optic cabling installment and maintenance, the NF-8508 streamlines every stage of the cabling workflow - ensuring networks are built to perform at their highest capacity. \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"My Store","offers":[{"title":"NF-8508","offer_id":51821635174675,"sku":"NF-8508","price":125.99,"currency_code":"USD","in_stock":true},{"title":"NF-IPC728HSO: 2026 New Multifunctional CCTV Tester \u0026 Cable Tracer Tester \u0026 Network Analyzer","offer_id":51821649789203,"sku":"NF-IPC728HSO","price":399.89,"currency_code":"USD","in_stock":true},{"title":"NF-8607: 2026 New OTDR Tester","offer_id":52948233158931,"sku":"nf-8607","price":399.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/9597\/5699\/files\/NOYAFA_NF-8508_9-in-1_Multifunction_Network_Cable_Tester_-_official.jpg?v=1772696356"},{"product_id":"3-in-1-optical-multimeter-nf-911-c","title":"NOYAFA NF-911C 3-in-1 Optical Multimeter","description":"\u003ch2\u003eFeatures \u0026amp; Benefits:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMeasurement of the power of the optical sender (dBm and W).\u003c\/li\u003e\n\u003cli\u003eInsertion loss test of optical devices.\u003c\/li\u003e\n\u003cli\u003eLight source function.\u003c\/li\u003e\n\u003cli\u003eCheck fiber breakage, winding,ect.\u003c\/li\u003e\n\u003cli\u003eNew REF user-defined.\u003c\/li\u003e\n\u003cli\u003eFC\/SC\/ST general-purpose interface.\u003c\/li\u003e\n\u003cli\u003eWavelength: 1310\/1490\/1550\/ 1625nm (power meter).\u003c\/li\u003e\n\u003cli\u003eWavelength:1310 \/ 1550nm( light source).\u003c\/li\u003e\n\u003cli\u003eCertification. Passes RoHS, FCC, and CE compliance testing, and Noyafa is certified to the ISO 9001 standard.\u003c\/li\u003e\n\u003cli\u003e100% Affordable. Manufactured in China and a lot cheaper than competitor products with similar quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"NOYAFA 2.0","offers":[{"title":"Default Title","offer_id":47730912067859,"sku":"NF-911C","price":99.89,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/9597\/5699\/files\/3-in-1OpticalMultimeterNF-911C.png?v=1701393016"},{"product_id":"nf-908-optical-power-meter","title":"NOYAFA NF-908 Series Optical Power Meter with Visual Fault Locator and Network Cable Tester","description":"\u003ch2\u003eFeatures \u0026amp; Benefits:\u003c\/h2\u003e\n\u003cul class=\"BigMar\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical Power Measurement\u003c\/strong\u003e - Can measure single-mode wavelengths like 1310, 1490, 1550, and 1625nm with measurement range from -60 to +8dBm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiber Interfaces\u003c\/strong\u003e - The optical power meter supports FC, ST, and SC universal interfaces. With a strong light source, it is easy to penetrate long-distance optical fiber.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRJ45 Network Test\u003c\/strong\u003e - Automatically scan, and detect the order of the network cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual Fault Locator\u003c\/strong\u003e - Where a fiber optic cable has a break or bending, connect it to NF-908L or 908S. 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Passes RoHS, FCC, and CE compliance testing, and Noyafa is certified to the ISO 9001 standard.\u003c\/li\u003e\n\u003cli\u003e100% Affordable. Manufactured in China and a lot cheaper than competitor products with similar quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NOYAFA 2.0","offers":[{"title":"Default Title","offer_id":47736556912915,"sku":"NF-904","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/9597\/5699\/files\/NOYAFA-NF-904-VFL-Visual-Fault-Locator_1.jpg?v=1701507501"},{"product_id":"nf-918s-network-cable-tester","title":"NOYAFA NF-918S Network Cable Tester with 6 wavelength Optical Power Meter and Visual Fault Locator (VFL)","description":"\u003ch2\u003eFeatures \u0026amp; Benefits:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTone Generator and Probe\u003c\/strong\u003e: The built-in tone generator and probe kit allow for cable tracing and identification, making it simple to locate and label cables in complex network setups.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate Continuity Test\u003c\/strong\u003e. Accurately identify the line sequence, detect short circuits, open circuits, and crossed wires in network cables. The results are clearly displayed through an intuitive sequence of LED indicators, allowing for quick and easy troubleshooting.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoE Detection\u003c\/strong\u003e: Test the power supply mode of the POE switch, making it useful for IP cameras and VoIP phone installations.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQC Test for Crystal Head\u003c\/strong\u003e. Precisely detect the integrity of network cable connectors, ensuring each pin is properly aligned and functioning. With this test, you can ensure that your installations meet the highest quality standards, reducing troubleshooting time and ensuring reliable network performance.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-Wavelength Optical Power Meter\u003c\/strong\u003e. Allows precise measurement of both optical power and optical attenuation across six wavelengths of 850\/1300\/1310\/1490\/1550\/1625nm, making it ideal for diverse fiber optic applications. \u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVFL (Visual Fault Locator)\u003c\/strong\u003e. The built-in Visual Fault Locator emits a powerful red laser to easily identify breaks, bends, or other faults in fiber optic cables, enabling quick and accurate pinpointing of issues in fiber connections, even over long distances. \u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacklit LCD Display\u003c\/strong\u003e: The NF-918S features a clear, backlit LCD that provides essential information and test results, even in low-light conditions.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUser-Friendly Design\u003c\/strong\u003e: This cable tester is designed with ease of use in mind, featuring a handheld, portable design with intuitive controls, ensuring that both beginners and experienced technicians can use it effectively.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cdiv style=\"position: absolute; left: 168px; top: 358.078px;\" id=\"gtx-trans\"\u003e\n\u003cdiv class=\"gtx-trans-icon\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"My Store","offers":[{"title":"NF-918S","offer_id":51343701147923,"sku":"NF-918S-1","price":65.48,"currency_code":"USD","in_stock":true},{"title":"2 Units × $54 Only!","offer_id":51343701180691,"sku":"NF-918S 2PCS","price":109.13,"currency_code":"USD","in_stock":true},{"title":"NF-8508 Ethernet \u0026 Fiber Multi Tester","offer_id":51763408929043,"sku":"NF-8508","price":125.99,"currency_code":"USD","in_stock":true},{"title":"NF-981 OTDR Tester","offer_id":51343701213459,"sku":"NF-981","price":213.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/9597\/5699\/files\/NOYAFA_NF-918S_Network_Cable_Tester_with_6_wavelength_Optical_Power_Meter_-_official.jpg?v=1745894949"},{"product_id":"nf-919-optical-fiber-tester","title":"NOYAFA NF-919 Pocket-sized Optical Fiber Tester: Integrated Optical Power Meter, Light Source, and VFL","description":"\u003ch2\u003eFeatures \u0026amp; Benefits:\u003c\/h2\u003e\n\u003cul class=\"BigMar\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-In-1 Tester for Fiber Optics.\u003c\/strong\u003e Find three features in one compact device, optical meter, source light, and, visual fault locator. 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Large color screen clearly displays data, easy to operate. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-lasting Battery\u003c\/strong\u003e. Built-in 1,500mAh lithium battery, type-C charging interface, intelligent protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable and Portable\u003c\/strong\u003e. ABS plastic and silicone edge protection, impact-resistant, lightweight and portable, one-hand operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA\u003c\/strong\u003e\u003cstrong\u003eutomatic shutdown\u003c\/strong\u003e after 30 minutes of inactivity, low battery indicator to ensure timely charging.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NOYAFA","offers":[{"title":"Default Title","offer_id":48585304080659,"sku":"NF-919","price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0776\/9597\/5699\/files\/NF-919-fiber-optic-tester-product-display.jpg?v=1712541745"},{"product_id":"nf-859gt-10-in-1-lan-fiber-cable-tester","title":"NOYAFA NF-859GT 10-in-1 Multifunction Network Cable Tester with Alignment Test, Wire Detection, Port Blinking, Cable Length Test, PoE Test, Crimping Test, OPM \u0026 VFL for Ethernet \u0026 Fiber Installation, Maintenance, Troubleshooting, and Structured Cabling","description":"\u003ch2\u003eFeatures \u0026amp; Benefits\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-in-1 Design\u003c\/strong\u003e. 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Quickly identify wiring faults such as miswires, opens, shorts, reversed pairs, and split pairs with precise wire map testing. \u003cbr\u003eThe wire mapping results display clearly on the main unit screen, allowing you to visually verify cable continuity and connection status at a glance. \u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVarious Cable Type Support\u003c\/strong\u003e. Performs accurate and rapid testing of a wide variety of cable types, including RJ11, RJ45, CAT5e\/CAT6\/CAT6a, Telephone Line, Optic Fiber, and other commonly used in networking and telecommunications.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length Testing\u003c\/strong\u003e. Supports cable length measurements from 5 meters to 200 meters, ensuring that cables are cut and installed correctly and reducing wastage and ensuring optimal performance.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Head VFL (Visual Fault Locator)\u003c\/strong\u003e.  Emits a 10mW energy beam at a standard wavelength of 650nm with fast and slow flashing modes for quick and precise fault \/ breaks \/ bends detection in optical-fiber cables. The VFL significantly reduces the time required to find and diagnose fiber optic problems, leading to faster repairs and less downtime.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7 Wavelength Optical Power Meter (OPM)\u003c\/strong\u003e. Measures 7 standard wavelengths (850\/1300\/1310\/1490\/1550\/1625\/1650) with a power detection range of -70 ~ +10 dBm, making it suitable for various fiber optic networks and applications.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoE Checking\u003c\/strong\u003e. Quickly check power sourcing equipment (PSE) type, the IEEE802.3af or 802.3at standard and test info of standard\/non-standard PoE devices, including power supply voltage, power supply polarity, crossover mode, and more, ensuring that Power over Ethernet (PoE) devices receive the correct voltage and current.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHub Blinking\u003c\/strong\u003e. Locate network ports by flashing the port light on Hubs\/Switches, compatible with 10M\/100M\/1000M speeds, helping accurately locate cables and ports. 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