Fiber Optic Visual Fault Locator 30mW 30KM Red Laser Light Cable TesterThe Fiber Optic Visual Fault Locator 30mW 30KM Red Laser Light Cable Tester is a professional-grade VFL tool designed for precise testing and troubleshooting of fiber optic networks. It emits a powerful 650nm red laser light that visually identifies fiber breaks, bends, splices, and other defects up to 30 kilometers. Equipped with universal connectors (LC/FC/SC/ST), this VFL ensures easy connection to most fiber systems. The rugged aluminum body provides excellent durability and heat resistance, while the pen-type design offers a comfortable grip and easy portability for field use. Ideal for FTTH, CATV, telecommunications, and data communication network maintenance, this tester combines high stability, low power consumption, and long battery life, making it a must-have for fiber technicians. Technical Specifications Laser Output Power: 30mW Testing Range: Up to 30KM Wavelength: 650nm (Visible Red Laser) Fiber Type: Multi-mode / Single-mode Connector Compatibility: LC / FC / SC / ST Output Mode: CW (Continuous Wave) / Modulated Power Supply: 2 × AA Batteries Body Material: Aluminum Alloy Operating Temperature: −10°C to 60°C Storage Temperature: −25°C to 70°C Weight: Approx. 100g Dimensions: 175 × 25mm Key Features High-power 30mW red laser light for precise fault detection up to 30KM Supports LC, FC, SC, and ST fiber optic connectors Detects breaks, bends, poor splices, and other fiber defects easily Dual working modes: Continuous (CW) and Modulated Durable aluminum alloy body ensures long-term reliability Portable pen-style design for convenient field operation Low power consumption with 2 × AA batteries Ideal for FTTH, CATV, telecom, and network maintenance What’s in the Box 1 × Fiber Optic Visual Fault Locator 30mW 30KM 1 × Protective Carry Case 1 × User Manual FAQs Q1: What is a Fiber Optic Visual Fault Locator (VFL)? A Fiber Optic Visual Fault Locator is a red laser testing tool used to detect breaks, bends, and connection faults in fiber optic cables by emitting a visible red light through the fiber. Q2: How far can this VFL test? This model has a power output of 30mW and can accurately test up to 30 kilometers of fiber optic cable length. Q3: Which connectors are supported? The tester is compatible with LC, FC, SC, and ST connectors, making it suitable for most FTTH and telecom fiber systems. Q4: Can I use it for both single-mode and multi-mode fibers? ✅ Yes, it supports both single-mode and multi-mode fibers, allowing flexible use across different fiber installations. Q5: What type of battery does it use? It operates on two AA batteries, providing long-lasting power for field testing. Q6: Is it safe to look directly at the laser light? ❌ No, never look directly into the laser beam. The 650nm red laser is powerful and can cause eye damage. Q7: Where can this tester be used? It’s ideal for FTTH installations, CATV networks, data centers, and telecom maintenance tasks. Q8: How do I know if my fiber cable has a fault? When testing, if the red light leaks out or becomes visible at any point along the fiber, it indicates a break or fault at that location.
