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Indoor Armored fiber cable

  • 24 Core LSZH Indoor Armored Fiber Cable for Data Center

24 Core LSZH Indoor Armored Fiber Cable for Data Center

High-Density 12 / 24 / 48 Core Multi-Core Micro Armored Fiber Cable (OD 4.5mm - 6.0mm) | SUS304 Stainless Steel High-Tensile Solution

Flexible, Crush-Proof, and Rodent-Resistant 24-Core Indoor Armored Fiber Cable for High-Density Data Center & Enterprise Networks

Technical Parameters Specifications & Engineering Standards
Fiber Count 12 Core / 24 Core / 48 Core (High-Density Architecture)
Cable Outer Diameter 4.5mm to 6.0mm Mini-Diameter Distribution
Inner Armor Material SUS304 Spiral Stainless Steel
Outer Jacket Material Flame-Retardant LSZH (Low Smoke Zero Halogen) / PVC
Fiber Grade Bend-Insensitive G.652.D / G.657.A1 / G.657.A2 / OM3 / OM4
Tensile Resistance Enhanced High-Tensile Performance for Vertical & Horizontal Routing
Key Protection Features Rodent-Proof,Anti-Crush,High Flexibility
Customized OEM Requests Custom specifications available upon validated corporate inquiry


Space-Saving High Density:

With a micro outer diameter of just 4.5mm to 6.0mm, our 12 to 48-core multi-core armored fiber cables maximize conduit space utilization, making them the ultimate choice for high-density Data Centers and congested FTTR/FTTH infrastructure upgrades.

Ultimate SUS304 Protection:

Integrated with a rugged SUS304 spiral stainless steel armor layer, this tactical-grade mini cable eliminates risks of animal/rodent biting, extreme physical crushing, and pulling stress without sacrificing bending flexibility.

10+ Years Factory Direct OEM:

Manufactured directly by SHENZHEN HHD TECHNOLOGY LIMITED, we provide full customization for multi-core micro-armored series, complete with standardized Technical Data Sheets (TDS) and global telecom compliance.


Product Key Features

LSZH (Low Smoke Zero Halogen) Jacket

Essential for data center safety. Meets fire safety standards, minimizes toxic smoke, safe for confined spaces.

Flexible Stainless Steel Armoring

Protects against crushing, rodent bites, and bending. 10x stronger than standard indoor cable yet remains highly flexible.

24 Core High-Density Design

The most popular choice for data center backbone and SAN networks. Also available in 1-48 cores (OS2/OM1/OM3/OM4) to fit any scale.

Pre-terminated & Customizable

Save installation time with LC/SC/ST/MPO pre-connectorized options. Plug and play ready for rapid deployment.

Technical Specifications

Cable Type: 24 Core LSZH Indoor Armored Fiber Cable
Fiber Count: 24 Cores (Standard) / 1-48 Cores Customizable
Fiber Type: OS2 (Singlemode) / OM4 (Multimode) / OM1/OM3 optional
Jacket Material: LSZH (Low Smoke Zero Halogen) / PVC optional
Armor Type: Spiral Stainless Steel Tube
Outer Diameter: 5.0mm(for 24 Core)
Bending Radius (Dynamic): 20 x Cable Diameter
Tensile Strength: Long-term 200N / Short-term 400N
Crush Resistance: Greater than or equal to 3500 N
Operating Temperature: -40°C to +80°C
Applications: Data Center, Server Room, ODF, FTTD, SAN Networks

Why Choose Our 24 Core LSZH Indoor Armored Cable for Data Center?


When planning a data center cabling infrastructure, choosing the right 24 core indoor armored fiber cable is critical for balancing density, performance, and safety.

Our LSZH sheathed 24-core cable not only provides robust stainless steel armor protection but also ensures fire safety in confined server rooms and cold aisles. The 24-fiber count has become the industry standard for LSZH indoor armored cable data center deployments, connecting top-of-rack switches to core aggregation layers with ease.

Whether you need OS2 for long-distance uplinks or OM4 for high-bandwidth 40G/100G applications, this 24-core indoor armored cable delivers reliable, scalable performance.


Series Comparison Table

Fiber Count Outer Diameter Weight Min Bend Radius Typical Application Recommendation
12 Core 4.2 mm 28 kg/km 20 mm Data Center
24 Core 5.0 mm 31 kg/km 25 mm Data Center / SAN ⭐⭐⭐ Most Popular
36 Core 5.5 mm 38 kg/km 25 mm Core ODF
48 Core 6.0 mm 44 kg/km 25 mm Large Data Center ⭐⭐ Also Popular

Recommendation: 24-core is the most popular choice for data center and enterprise networks, offering the best balance of density and flexibility.

Note: Click on any fiber count in the table above to view detailed specifications for that specific cable.



For more outdoor indoor application cables, please refer to the following link.

Outdoor indoor Armored fiber cable series

Frequently Asked Questions (FAQ)

Q1: Why is 24 core the most popular choice for data centers?
A1: 24 cores provide the ideal balance between fiber density and cable flexibility. It supports multiple 10G/40G/100G connections in a single cable while maintaining an optimal bend radius for easy routing.

Q2: Is this 24 core indoor armored cable suitable for data center cold aisles?
A2: Yes. The LSZH jacket and stainless steel armoring make it safe for all data center environments, including cold aisles, overhead trays, and underfloor pathways.

Q3: Can I get MPO connectors for 40/100G?
A3: Yes. We support custom termination including MPO/MTP, LC, SC, ST connectors. Pre-terminated assemblies available.

Q4: How flexible is the stainless steel armor?
A4: Much more flexible than traditional interlock armor. The 24-core version maintains a safe dynamic bend radius of 20x cable diameter.

Q5: Do you offer other core counts?
A5: Yes. While 24 core is standard stock, we offer 1-48 cores (OS2/OM1/OM3/OM4). Contact us for custom orders.

Q6: Does it support both singlemode and multimode?
A6: Yes. Available in OS2 (singlemode) or OM3/OM4 (multimode).

Certifications & Contact

Reach|UL Compliant | RoHS Compliant | ISO9001

Contact us for:
- Free Sample Request
- Custom Quote

Email: sales@hhdfiber.com

Whatsapp:Chat with us on WhatsApp

Or you can Scan the QR code to talk to our sales team directly. We typically respond within a few hours.


Pre-terminated fiber patch cord



Factory direct pre-terminated trunk cable 48 core 144 core LSZH indoor armored fiber optic cable with LC ST FC connector options for data center and SAN networks

High density pre-terminated armored fiber cable SC LC ST FC for data center

Micro-diameter multi-core cables maximize restricted conduit space in modern data centers. In congested underfloor pathways and hot/cold aisles, traditional interlocking armor is too bulky to deploy. Utilizing a compact 4.5mm to 6.0mm outer diameter architecture, the 12-48 core hhdfiber armored fiber optic cable allows telecom engineers to triple fiber density within the same standard conduit, offering a highly reliable and optimal space-saving routing solution for critical backbone server rack deployments.

Spiral stainless steel armoring provides ultimate anti-crush and rodent-proof protection for enterprise networks. When optical cables are deployed in vertical shafts or industrial server rooms, physical pulling stress and animal biting often cause catastrophic signal failure. Built with a rugged SUS304 inner spiral steel tube, the hhdfiber armored fiber optic cable delivers high-tensile crush resistance up to 3500N without sacrificing bending flexibility, eliminating physical cable damage.

Flame-retardant LSZH jackets ensure strict toxic smoke compliance in confined telecom environments. During a critical fire emergency in dense data center server racks or FTTD infrastructure, standard PVC sheaths release hazardous halogens. Featuring a premium Low Smoke Zero Halogen jacket, the hhdfiber armored fiber optic cable minimizes smoke emission and meets global safety regulations, offering a verified, reliable factory-direct OEM choice for global strategic infrastructure projects.


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