12F MPO-LC Straight harness Cable

Connector Configuration: MPO to 12x LC fan-out harness design.
Fiber Count: Supports 12 fibers.
Application: High-density data centers and 40G/100G optical links.
Performance: Low insertion loss and high return loss.
Construction: Rugged round cable structure for durability.
Compatibility: Designed for QSFP+ to SFP+ migration.

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Product Description
Specification
Product Advantage

Product Description

1. Scope

This specification covers 12-fiber MPO-LC straight harness cables, designed for high-density data center applications and 10/40/100G optical interconnections.

2. Compliance Standards

• IEC 61754 series (MPO, LC, SC, FC, ST connectors)

• IEC 61300 series (optical performance and end-face requirements)

• TIA/EIA‑604, FOCIS series

• GR‑326, GR‑1435‑CORE

• JIS C5973, JIS C5982

• TIA‑568‑C structured cabling

• IEEE 802.3 (40G/100G)

• 10G Fiber Channel compliant

3. Product Description

12F MPO-LC straight harness cables are equipped with MPO connectors on one end and LC connectors on the other end.

• Fan‑out type: 12×LC simplex, 6×LC duplex, 6×LC uniboot

• Fan‑out length: 0.5m

• Main cable outer diameter: 3.0mm

• Fan‑out leg diameter: 0.9mm, 2.0mm, or 2.0×4.1mm

• MPO gender: male or female

• Polarity: Type A/B (flexible for simplex; fixed for duplex/uniboot)

• Compatible with 40G QSFP+ to 10G SFP+ direct connection

4. Key Features

• Low insertion loss and high return loss

• MT‑based multi‑fiber connector (supports 4/8/12/24 fibers)

• Economical for mass fiber termination

• Rugged round cable construction

• Color‑coded housings for fiber type identification

• High repeatability and interchangeability

• Wide operating temperature range

Specification

5. Optical Performance

5.1 Insertion Loss (IL)

• MPO (Single‑mode APC):

￮ Standard: ≤0.75dB (max), ≤0.50dB (typical)

￮ Super low loss: ≤0.35dB (max), ≤0.20dB (typical)

• MPO (Multimode PC):

￮ Standard: ≤0.6dB (max), ≤0.50dB (typical)

￮ Super low loss: ≤0.35dB (max), ≤0.20dB (typical)

• LC/SC/FC/ST: ≤0.3dB (max)

5.2 Return Loss (RL)

• MPO SM APC: ≥60dB

• MPO MM PC: ≥25dB

• LC/SC/FC/ST SM APC: ≥60dB; SM UPC: ≥50dB

• LC/SC/FC/ST MM PC: ≥35dB

5.3 Mechanical Durability

• Durability: ≤0.3dB change after 200 matings

• Interchangeability: ≤0.2dB

• Tensile strength: >70N

• Operating temperature: ‑40°C to +85°C

6. Cable Parameters (12F Microfiber Cable)

• Fiber count: 12

• Outer diameter: 3.0±0.15mm

• Tensile strength:

￮ Short term: 180N

￮ Long term: 90N

• Crush load:

￮ Short term: 500N/100mm

￮ Long term: 150N/100mm

• Minimum bending radius:

￮ Static: 10D

￮ Dynamic: 20D

7. Connector End‑Face Geometry

7.1 MPO End‑Face (IEC 61300‑3‑30)

• ROC‑X (ABS): ≥2000mm

• ROC‑Y (ABS): ≥50mm

• APC angle: 7.85°–8.15°

• PC angle: ‑0.2°–+0.2°

• Fiber height: 1000nm–3500nm

• Fiber displacement (max/adjacent/average): ‑300nm–+300nm

• Multimode core dip: ‑200nm–+300nm

7.2 LC/SC/FC/ST End‑Face

• Radius of curvature:

￮ SC/FC/ST PC: 10–25mm; APC: 5–12mm

￮ LC PC: 7–25mm; APC: 5–15mm

• Apex offset: ≤50μm

• Fiber spherical height: ±100nm

• Angular offset (APC): 8°±0.5°

8. End‑Face Quality (IEC 61300‑3‑35:2015)

8.1 Single‑mode

• Zone A (core, 0–25μm): no scratches, no defects

• Zone B (cladding, 25–115μm): no scratches, no defects

• Zone C (adhesive, 115–135μm): no scratches, no defects

• Zone D (contact, 135–250μm): no scratches, no defects

8.2 Multimode

• Zone A (core, 0–65μm): no scratches, no defects

• Zone B (cladding, 65–115μm): no scratches, no defects

• Zone C (adhesive, 115–135μm): no scratches, no defects

• Zone D (contact, 135–250μm): no scratches, no defects

9. Typical Applications

• 40G LR4 PSM, 40GBASE‑SR4, 40G QSFP+ PLR4

• High‑density data center fiber patching

• 10/40/100G optical interconnection

• Fiber equipment internal connections

• High‑density structured cabling

Product Advantage

1

Excellent optical performance with low insertion loss and high return loss, ensuring stable signal transmission.
2

MT-based multi-fiber design, supporting high-density fiber termination and saving installation space.
3

Cost-effective solution for mass fiber termination, reducing overall deployment costs.
4

Rugged cable construction and wide operating temperature range (-40°C to +85°C), suitable for harsh environments.
5

Color-coded housings and high interchangeability, facilitating easy identification and maintenance.
6

Flexible fan-out designs and compatibility with 10/40/100G systems, adapting to diverse application needs.