UnitekFiber Solution
UnitekFiber Solution

Micro Indoor Fiber Optic Cable 48Cores SM Corning® SMF-28® Ultra 250um Bare Fiber LSZH 7.0mm Yellow

High density micro indoor fiber optic cable features four 2.0mm subunits, each filled with 12cores 250um bare optical fibers, providing a total fiber count of 48 cores. Each subunit can be optionally numbered and color-coded for easy identification, branch management and quick splicing. The micro indoor fiber optic cable adopts LZSH outer sheath, featuring flame retardant, low toxic fume emission and eco-friendly performance. Equipped with premium Corning® SMF-28® Ultra bend insensitive singlemode fiber, the micro fiber optic cable delivers ultra low bending loss and stable transmission under compact routing. With a compact 7.0mm outer diameter, 48cores micro indoor fiber optical cable meets high density communication deployment demands, commonly employed in Local Area Networks (LANs) where space and functionality are paramount.

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Structure of micro Indoor Fiber Optic Cable

UnitekFiber's micro indoor fiber optic cable features a compact four subunit design with a central FRP strength member for enhanced crush resistance and dimensional stability. Each subunit contains 12cores bare optical fibers, while high strength Aramid yarn of micro indoor fiber optical cable provides excellent tensile performance during installation. A protective wrapping tape secures the subunit cable, and the durable LSZH outer jacket offers reliable mechanical protection, flexibility, and low smoke, halogen free performance, making the micro indoor optical fiber cable ideal for data centers, enterprise networks and other high density indoor fiber optic cabling solution.


Key Features of micro Indoor Distribution Fiber Optic Cable

High Fiber Density: The micro indoor distribution optical fiber cable adopts multiple 250um bare optical fibers within a compact cable structure for efficient space utilization.

Compact and Lightweight Design: With 7.0mm small outer diameter, the micro indoor distribution fiber optic cable micromizes cable routing space and simplifies installation in high density cabling application.

Excellent Bend Radius: The micro indoor fiber optical cable come with Corning® SMF-28® Ultra fiber glass, optimized for routing around corners and confined indoor pathways while maintaining stable optical performance.

RoHS & CPR & UL listed Compliant Options: Available with environmentally friendly materials, CPR-rated and UL listed to meet different installation requirements.


Designed with Multiple Jacket Options for Indoor Applications

UnitekFiber's micro indoor fiber optical cable is available with various jacket, including LSZH, PVC, PVC-OFNR, and PVC-OFNP to meet the requirements of different indoor installation environments and international safety standards, such as CPR rated and UL listed. Each jacket type of fiber optic cable is designed with specific fire resistance and smoke performance to suit various indoor applications, from standard office cabling to vertical risers and ceiling plenum spaces. UnitekFiber is your trusted indoor fiber optic cable solution partner, providing reliable, customized solutions to meet your networking needs.

 

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High Density Applications of Micro Indoor Distribution Fiber Optic Cable

The micro indoor distribution fiber cable is designed for a wide range of high density fiber optic cabling where space efficiency, flexibility, and reliable connectivity are essential. It is widely used in high density data center cabling systems to support efficient fiber management and maximize rack space utilization. The micro indoor fiber optic cable is also an ideal choice for MTP/MPO cable modular connectivity systems, enabling fast deployment and simplified installation for pre-terminated fiber optic cabling solutions.

 

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What are the basic specifications of this 48cores indoor micro indoor fiber optic cable?

This is a high density single mode micro indoor fiber optic cable with a 7.0mm compact outer diameter. It consists of 4 independent 2.0mm subunits, each containing 12 cores of 250um bare fiber, reaching a total of 48 cores.

Does this cable support multiple jacket options for different scenarios?
Is the cable diameter the same for 72cores of this micro indoor fiber optic cable cable?
What certifications and compliance standards does this optical fiber cable meet?
Can i customized with multimode fiber glass, such us OM3 and OM4?
Cathy
Nov 04, 2025

We purchased this 48cores micro fiber cable for our data center renovation project, and the performance exceeded our expectations. The genuine Corning SMF-28 Ultra fiber delivers ultra-low bending loss, and signal transmission remains super stable even after tight corner routing.

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Grace
Nov 04, 2025

Excellent quality micro indoor fiber optic cable! The subunit structure is well organized with clear color coding, making fiber identification and splicing extremely easy for our construction team. 

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Laura
Nov 04, 2025

 The LSZH jacket is exactly what we need for office building indoor wiring. It is halogen-free, low smoke and flame retardant, fully complying with local building fire safety standards. The material is flexible and not easy to crack during bending and laying.

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Starey
Nov 04, 2025

As a network engineering contractor, I’ve used many micro fiber cables. This one stands out with reliable mechanical performance. The central FRP member and aramid yarn reinforcement provide great tensile strength, no fiber damage during long distance pulling.

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Liam
Nov 04, 2025

Perfect high density cabling solution! 48 cores in such a compact 7.0mm fiber cable body effectively reduces the number of cables laid, simplifying the whole wiring system and making later network maintenance much easier.

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