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DYS MMC VSFF multi-fiber cable assembly for high-density data center

MPO/MTP Data Center Cabling

MMC Cable Assemblies

The MMC fiber cable is equipped with an MMC connector, a Very Small Form Factor (VSFF) multi-fiber optical connector designed to terminate single-mode and multimode fiber cables up to 2.5mm in diameter.

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  • 100% Pre-Shipment Tested

    Insertion & return loss (IL/RL) verified on every assembly

  • 17-Year Manufacturer

    Three in-house factories with 100+ production lines

  • Vertically Integrated

    Cable extrusion, molds and assembly under one roof

Description

The MMC fiber cable is equipped with an MMC connector, a Very Small Form Factor (VSFF) multi-fiber optical connector designed to terminate single-mode and multimode fiber cables up to 2.5mm in diameter. It employs novel TMT ferrule technology harmonized with the MT/MT-16 alignment structure. Individual connector access in extremely dense connector environments is easily accomplished using push-pull boot technology.

MMC connectivity enables solutions that minimize the space required across multiple applications, including structured cabling, high fiber-count data center interconnects, and high-bandwidth applications. The product is also referred to as MMC Patch Cord.

Technical Specifications

Performance Characteristics

Item Single-mode Multimode Reference
Insertion loss (MMC) ≤0.35 dB ≤0.35 dB IEC 61300-3-3, IEC 61300-3-6
Return loss (MMC) ≥60 dB (APC) ≥35 dB (APC)
Insertion loss (MDC) ≤0.35 dB ≤0.35 dB
Return loss (MDC) ≥50 dB (UPC); ≥60 dB (APC) ≥30 dB (PC)
Insertion loss (MTP) ≤0.35 dB ≤0.35 dB
Return loss (MTP) ≥60 dB (APC) ≥30 dB (PC); ≥35 dB (APC)
Insertion loss (Uniboot LC) ≤0.35 dB ≤0.35 dB
Return loss (Uniboot LC) ≥50 dB (UPC); ≥60 dB (APC) ≥30 dB (PC)
Operating temperature -10 ℃ ~ +60 ℃
Storage temperature -20 ℃ ~ +70 ℃

Cable Characteristics

Item Value
Fiber number 16 or 24
Fiber type SM, MM
Strength member Aramid yarn
Outer jacket LSZH, OFNR, OFNP or customized
Outer diameter 2.5 ± 0.1 mm
Min bending radius (dynamic / static) 20D / 10D
Max allowable tensile (short / long term) 100 N / 30 N

Optical Fiber Characteristics

Fiber type Attenuation 1310/1550nm typ (dB/km) Attenuation 850/1300nm typ (dB/km) Effective modal bandwidth 850nm (MHz·km) Min bend radius (mm)
G.657A1 0.36 / 0.22 10
G.657A2 0.36 / 0.22 7.5
OM1 3.0 / 1.0 30
OM2 3.0 / 1.0 30
OM3 3.0 / 1.0 ≥2000 30
OM4 3.0 / 1.0 ≥4700 30
OM5 3.0 / 1.0 ≥4700 30

Features

  • VSFF MMC connector supports 3x cabling port density over the MPO format
  • Top and bottom rails enable correct orientation to simplify installation and maintenance
  • Utilizes proven MT/MT-16 mechanical and fiber alignment structures
  • DirectConect™ push-pull boot for effortless connector insertion and extraction
  • TMT Elite™ enables 0.35dB low IL and APC for superior return loss
  • Bend-insensitive fiber allows tighter cable bends for slack storage and routing
  • Tested to Telcordia GR-1435
  • Supports data center structured cabling and high-bandwidth applications
  • 250µm pitch for standard 250µm and smaller OD SM and MM fibers
  • Available in 1×16 and 2×12 fiber count configurations
  • Pulling eyes provided as an option to protect fiber ends during installation

Applications

  • Data center structured cabling
  • High fiber-count data center interconnects
  • High-bandwidth applications

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