Hto9V31 2.5mm Universal Connector Fiber Visual Fault Locator Pen

• Customization: Available
• Type: Fiber Visual Fault Locator Pen
• Certification: CE, RoHS, ISO
• Model NO.: HTO9V31
• Customized: Customized
• Condition: New
• Feature: Cw/Pulse Modes, Compact Body, Durable Shell
• Interface: 2.5mm Universal Connector
• Multiple Modes: Cw and Pulsed
• Sample: Available Upon Request
• Transport Package: Refer to Packing List
• Specification: Refer to packing list
• Trademark: HOLIGHT
• Origin: China
• HS Code: 85447000
• Production Capacity: 65, 000 PCS/Month

Product Description

HTO9V31 2.5mm Universal Connector Fiber Visual Fault Locator Pen

The HTO9V31 Visual Fault Locator is a pen-style fiber optic tester equipped with a 2.5mm universal connector that fits SC, FC, and ST interfaces. It emits a 650nm red laser and supports both CW and Pulse modes to easily trace and detect breaks, bends, and other faults in optical fibers. Compact and durable, this VFL is widely used in FTTH, telecom, CATV, and data center applications.

Features

Applications

 

• 2.5mm universal interface: compatible with SC, FC, ST
• Dual-mode output: Continuous and Pulsed
• Adjustable output power up to 20mW
• Compact and rugged aluminum housing
• Portable and lightweight for field use
• Battery-powered (2 × AAA) for up to 40 hours operation.

• FTTH drop cable testing;
• Telecom network troubleshooting;
• ODF and connector fault tracing;
• Data center and server room maintenance;
• Classroom and lab fiber training;
• Field fiber inspections.

Product Specifications

Detection Range	Up to 30 km	Material	Aluminum Alloy
Wavelength	650 nm ± 30 nm	Connector	2.5mm Universal (SC/FC/ST/LC) SM/MM
Emitter Type	FP-LD	Operating Modes	Continuous Wave (CW) and Pulsed
Power Supply	2 × AA batteries (not included)	Operating Temperature	-10°C to +50°C

Customization Options

Custom power levels and color finishes;

OEM logo and private label printing;
Packaging style and barcode labeling.

Quality Assurance

Fully tested before shipping;
CE / RoHS approved components;
ISO9001-compliant production lines.

Packing & Delivery

Standard export carton with protective packing;
Custom logo or barcode label available;
Lead time: 5–10 working days;
Delivery via DHL/FedEx/UPS or sea freight.

Customer Reviews

"Simple and reliable—our technicians use it daily."

"Very cost-effective for FTTH field jobs."

"Delivered quickly and works right out of the box."

"Compact, powerful, and easy to use. Highly recommended."

Buyer Benefits

Exhibitions We Attended

No MOQ for most models;
Free sample available for quality testing;
Highly competitive price points;
Fast and flexible production timelines;
OEM/ODM customization welcomed.

Related Products

HOLIGHT has participated in:
• ICT Poland -PL
• Cairo ICT -EG
• TechEXPO USA
• LEAP Saudi Arabia
• Expo ISP Peru

Keyword Summary

HTO9V31 Visual Fault Locator, 2.5mm Fiber Locator Pen, SC FC ST Connector Tester, Fiber Break Locator, Red Light VFL Pen, Compact Optical Locator, CW Pulse Fiber Test Tool, Pen Style Fiber Optic Fault Finder, FTTH Maintenance VFL, Portable Laser Cable Tracer

FAQ Section

Q1: What connectors does the HTO9V31 support?
A1: It supports SC, FC, and ST via a 2.5mm universal port.

Q2: Can I use this with LC connectors?
A2: LC use requires a 1.25mm adapter, available separately.

Q3: Does it support both CW and Pulse modes?
A3: Yes, toggle between CW (continuous wave) and Pulsed output.

Q4: Is the VFL pen rechargeable?
A4: No, it uses 2 × AAA batteries for easy replacement.

Q5: What's the maximum detection range?
A5: Up to 20km depending on power level and fiber conditions.

Q6: Can I customize the pen with my own brand?
A6: Yes, we support full OEM customization for bulk orders.

Q7: What's the lead time for orders?
A7: 5–7 working days for ready stock. OEM may take slightly longer.

Q8: Is it CE and RoHS certified?
A8: Yes, materials and production meet CE and RoHS standards.