Mini OTDR-4000 Fiber Optic Reflectometer & Optical Loss Tester

• Customization: Available
• Type: Fiber OTDR & Loss Tester
• Certification: CE, RoHS, ISO
• Model NO.: MINI OTDR-4000
• Condition: New
• Feature: Multi-Functional / Portable / Touch Screen /
• Model: OTDR-4000s / OTDR-4000d / OTDR-4000f1 / F2
• Fiber Type: G652 Single Mode
• Event Blind Zone: 2.5 M
• Attenuation Blind Zone: 8 M
• Dynamic Range: up to 26 dB
• Test Ranges: 500m to 100km (Selectable)
• Pulse Width Options: 3 Ns – 20 μs (19 Levels)
• Linearity: ≤ 0.05 dB/dB
• Loss Resolution: 0.001 dB
• Loss Threshold: 0.001 M
• Reflection Accuracy: ±3 dB
• Loss Analysis Methods: 4-Point / 5-Point Methods
• Laser Class: Class 2
• Connector Type: FC/Upc (Interchangeable Sc, St)
• Refresh Rate: 3 Hz (Typical)
• Transport Package: Standard Packaging (OEM)
• Trademark: HOLIGHT
• Origin: China
• HS Code: 9030409000
• Production Capacity: 50, 000 PCS/Month
• Package Size: 55.00cm * 48.00cm * 36.00cm
• Package Gross Weight: 12.000kg

Product Description

Product Description

Applications

Features

HOLIGHT's MINI OTDR-4000 is a compact yet powerful all-in-one fiber optic tester integrating OTDR, Optical Power Meter (OPM), Visual Fault Locator (VFL), and Event Map functionalities. Designed for technicians performing FTTH, LAN, CATV, and backbone fiber testing, this tester provides accurate, real-time fiber fault diagnosis in a lightweight form factor.

• FTTH fiber route testing and maintenance
• Passive optical network (PON) troubleshooting
• CATV and metro fiber monitoring
• LAN/WAN link length and break detection
• Pre-deployment and acceptance testing
• Educational lab and field training
• Fiber loss measurement and certification
• SC/UPC and FC/UPC interface testing

• One-Key Auto OTDR: Easy operation with automatic test and analysis
• Expert OTDR Mode: Full-featured measurement with simultaneous curve, list, and event map view
• Multi-Function Integration: Combines OTDR, OPM, VFL, LS, RJ45 tracker, and end-face detection
• Real-Time Background Operation: Run VFL and LS in the background during OTDR testing

Product Specifications
Model	OTDR-4000S / OTDR-4000D / OTDR-4000F1 / F2
Fiber Type	G652 Single Mode
Event Blind Zone	2.5 m
Attenuation Blind Zone	8 m
Dynamic Range	Up to 26 dB
Test Ranges	500m to 100km (Selectable)
Pulse Width Options	3 ns – 20 μs (19 levels)
Ranging Accuracy	±(1m + Sampling Interval + 0.005% × Distance)
Linearity	≤ 0.05 dB/dB
Loss Resolution	0.001 dB
Loss Threshold	0.001 m
Reflection Accuracy	±3 dB
Loss Analysis Methods	4-point / 5-point methods
Laser Class	Class 2
Connector Type	FC/UPC (Interchangeable SC, ST)
Refresh Rate	3 Hz (Typical)
Storage Capacity	8 GB (200,000+ curves)
Battery	4000mAh Li-Polymer, >8 hrs usage
Screen	4.3-inch Capacitive Touchscreen
Other Features	RJ45 test, End-face Detection, VFL, LS, Flashlight

Customization 

Quality Assurance

• Language interface (English, Spanish, Arabic, etc.)
• Housing color and logo branding
• USB driver and PC software customization
• Packaging box and manual with your branding
• Calibration certificate with serial tracking

• CE, RoHS, and ISO9001 certified
• Factory calibration and QA inspection before shipping
• Full function testing (OTDR, VFL, OPM)
• Traceable warranty and lifetime tech support

Packing & Delivery

Buyer Benefits

• Supplied with EVA carry bag
• Lead time: 3–7 working days
• Available for express or international shipping

• All-in-one tool reduces field equipment cost
• No MOQ for standard models
• Easy operation, suitable for new technicians
• Long battery life for field use
• OEM-friendly for brand resellers

 Customer Reviews

"Very impressed with the size and powerful functions." — Arjun, India

"All tools in one – OTDR, power meter, and VFL – saved us money." — Samir, UAE

"Accurate fault location within 2 meters of event." — Julian, Mexico

"Our engineers like the touchscreen and easy UI." — Tina, Singapore

"Perfect for FTTH installs, especially in new apartments." — Alex, France

"The battery lasts all day, and the kit is well packaged." — Martin, Chile

FAQ

Q1: What is the difference between this and a full-size OTDR?
A1: This mini OTDR is compact and integrated with other tools but offers similar core functions with high portability.

Q2: Can I test both 1310 and 1550 nm wavelengths?
A2: Yes, the device supports both standard testing wavelengths.
Q3: What's included in the standard kit?

A3: OTDR main unit, SC/UPC port, charger, USB cable, carry bag, quick guide.

Q4: Is the data exportable?
A4: Yes, test results can be exported via USB in SOR format.

Q5: Do you offer calibration certificates?
A5: Yes, each unit is factory-calibrated and can include a certificate.

Q6:Can you customize the interface language?
A6: Yes, multilingual interface options are available.

Related Products

ABOUT HOLIGHT

Established in 2010, HOLIGHT has been dedicated to the fiber optic communication industry for over a decade. Our name "HOLIGHT" represents Honesty, Belief, and Righteousness — values that form the cornerstone of our management philosophy.

 

As a professional manufacturer of passive fiber optic products, we are focused on producing Optic Fiber Cables, Fiber Optic Connectors, Patch Cords, Adapters, Attenuators, Fiber Optic Splitters, MPO/MTP Series, FTTH Terminal Box, Splice Closure, Patch Panel, Splice Tray, OTDR, Fiber Cleaner Tool and so on.

 

Today, HOLIGHT exports products worldwide. As we move forward, we remain focused on delivering reliable quality, continuous innovation, and sincere service — all aimed at helping our partners succeed in every project.

Market Distribution

Global Market Presence, Diverse Client Base
Our products are trusted by clients across six continents, with a strong foothold in key regions:North America, South America, Eastern Europe, Western Europe, Northern Europe, Southern Europe, Africa, Mid East, Oceania. Meanwhile, we maintain a significant share in the domestic market, creating a balanced "local-to-global" sales network. 90% of our clients are international—proof of our product's adaptability and competitive edge.

 

Why Choose Us?
1. Global Standards: Compliant with international certifications, meeting diverse market demands.

2. Localized Support: Multilingual services and tailored solutions for seamless cross-border trade.

3. Reliable Supply Chain: Leveraging China's manufacturing strength for efficient production and on-time delivery.

→ Contact us today to explore partnership opportunities!

HOLIGHT Patch Cord Production Process /15 Steps

Every HOLIGHT fiber optic patch cord goes through a rigorous manufacturing process — from cable cutting, polishing, and assembly, to multiple rounds of inspection and testing.

This visual flowchart offers a glimpse into our quality-focused workflow, ensuring every connector meets the highest standards for insertion loss, return loss, and endface clarity.

Keyword Summary

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