8– 24 Fiber MPO/MTP Fiber Optic Loopback Module/Cable

• Customization: Available
• Application: Communication
• Type: Sm/mm
• Model NO.: HOL-MKSO
• Connection Structure: MPO/MTP
• Allowed Lateral Pressure: 100(N/100mm)<1000(N/100mm)
• Allowed Tensile Strength: 100N<1000N
• Core: Multicore
• Certification: RoHS, CE, ISO9001
• Brand: Holight
• Polish: Upc / APC (Sm); PC (mm)
• Fiber Count: 8, 12, 24
• Fiber Type: G652D (Sm), Om2/Om3/Om4 (mm)
• Insertion Loss(Sm(G652D): <1.5dB
• Insertion Loss(Sm(G657A1): <0.7dB
• Insertion Loss(Sm Elite): < 0.3dB
• Insertion LossT(mm): <1dB
• Return Loss: Sm>55dB, mm>30dB
• Operating Temperature: -40°c to +75°c
• Storage Temperature: -45°c to +85°c
• Transport Package: Standard Export Carton
• Trademark: HOLIGHT
• Origin: China
• HS Code: 85447000
• Production Capacity: 200, 000 PCS/Month

Product Description

Product Description

Typical Applications

Product Features

The MPO/MTP Fiber Optic Loopback Cable is a compact and high-precision testing tool used to verify network transmission paths and equipment performance. Available in 8, 12, or 24-core configurations and in both singlemode and multimode variants, it is ideal for polarity checks, signal verification, and return loss testing in high-speed data systems.

• Equipment signal loopback testing
• Data center polarity verification
• MPO/MTP module functionality testing
• Network commissioning and maintenance
• 40G/100G parallel optics test setups
• Lab and field equipment diagnostics
• Bit error rate (BER) testing
• Factory inspection and quality control

• Compact molded loopback structure for easy handling
• Available in 8, 12, or 24-core configurations
• Supports singlemode (SM) and multimode
• Pre-terminated for instant deployment
• Compatible with most MPO/MTP test ports

Product Specifications:
Connector Type	MPO/MTP
Fiber Mode	Single-Mode (SM) / Multi-Mode (MM)
Polish	UPC / APC (SM); PC (MM)
Fiber Count	8, 12, 24
Fiber Type	G652D (SM), OM2/OM3/OM4 (MM)
Insertion Loss	SM(G652D) <1.5dB, SM(G657A1) <0.7dB, SM Elite < 0.3dB, MM <1dB
Return Loss (SM)	SM>55dB, MM>30dB
Operating Temperature	-40°C to +75°C
Storage Temperature	-45°C to +85°C

Customization

Quality Assurance

• Core count and mode (8F/12F/24F; SM/MM)
• Label content and color coding
• Mold type and loopback structure
• Connector polish and key alignment

• 100% optical testing for IL/RL before shipment
• High return loss and stable reflection performance
• Each loopback device individually serialized and labeled

Packing & Delivery

Buyer Benefits

• PE bag or blister pack with label
• Bulk carton for volume shipment
• 3–5 days for standard quantities
• International express or sea shipping supported

• Quick lead time with stable quality
• Supports network upgrade diagnostics
• Cost-effective and reusable test device
• Flexible OEM/ODM customization support
• No minimum order for standard types

Customer Reviews

"Perfect for validating polarity during install." — Arun V., India

"Compact, reliable, and easy to label." — Grace T., USA

"Quick delivery, great support for our 100G links." — Kenji S., Japan

"We use it during every commissioning test." — Tomáš B., Czech Republic

"Simple yet essential for troubleshooting." — Alex G., Australia

"Low loss and good repeatability in testing." — Victor C., Mexico

"Label customization really helps tracking." — Daryl W., UK

"Reliable loopback performance every time." — Anna L., Germany

FAQ

Q1: What fiber types are supported?
Both singlemode (SM) and multimode are available.

Q2: Can I choose the number of cores?
Yes, we support 8, 12, and 24-core versions.

Q3: Is the loopback housing compact?
Yes, a molded compact structure is optional for easier operation.

Q4: What tests are performed before shipping?
Each unit is fully tested for insertion loss and return loss.

Q5: Can I customize the label?
Absolutely. Labeling with custom info, colors, or QR is supported.

Q6: Is there a minimum order quantity?
No MOQ for standard models.

 

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

MPO Loopback Cable, 8 Core Fiber Loopback, MTP Loopback Module, 12F Testing Patch Cord, Return Loss Testing Cable, Diagnostic Fiber Loopback, Singlemode Loopback Cord, Multimode MPO Cable, Compact MPO Loopback Tool, Network Fiber Test Cord, OM3 Loopback Cable, MPO/MTP Diagnostic Tool, Polarity Test Cable