Fiber Optic Connectors

Image Part Number Description / PDF Quantity Rfq
MF10BWPSH11-NC-LM(07)

MF10BWPSH11-NC-LM(07)

Hirose

CONNECTOR

0

5178670-1

5178670-1

TE Connectivity AMP Connectors

CONN FIBER DNP PLUG DUPLEX

0

94468-001

94468-001

Storage & Server IO (Amphenol ICC)

CONN FIBER

0

FJJSMM50CEI

FJJSMM50CEI

Panduit Corporation

FJ CRIMP JACK MODULE 50M FOR 3MM

0

1060902810

1060902810

Woodhead - Molex

CONN FIBER LC PLUG DUPLX 125.5UM

0

5504009-1

5504009-1

TE Connectivity AMP Connectors

CONN FIBER ST PLUG SIMPLEX 125UM

0

504000-1

504000-1

TE Connectivity AMP Connectors

CONN FIBER ST PLUG SMPLX 125UM

0

SW20-LCPT75-1-SC-21M-1

SW20-LCPT75-1-SC-21M-1

Hirose

CONNECTOR

0

1964410000

1964410000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

FJJGM2.0CEI

FJJGM2.0CEI

Panduit Corporation

FJ JACK MODULE MULTIMODE FOR 2.0

0

MF10BSWPSH11-NC-LM(15)

MF10BSWPSH11-NC-LM(15)

Hirose

CONNECTOR

0

1060323180

1060323180

Woodhead - Molex

CONN FIBER SC PLUG SMPLX 128UM

0

5492458-5

5492458-5

TE Connectivity AMP Connectors

CONN FIBER ST PLUG SMPLX 125UM

0

1060327050

1060327050

Woodhead - Molex

CONN FIBER SC PLUG SMPLX 127UM

0

1060327280

1060327280

Woodhead - Molex

CONN FIBER SC TUNABLE

0

NKFLCSMWH

NKFLCSMWH

Panduit Corporation

CONN FIBER LC PLUG SIMPLEX 125UM

0

1985204-3

1985204-3

TE Connectivity AMP Connectors

CONN FIBER MT-RJ PLUG SIMPLEX

0

MF10BWRFCH04-SC-1.2M

MF10BWRFCH04-SC-1.2M

Hirose

CONNECTOR

0

MF10BWPH01-NC-LM(30)

MF10BWPH01-NC-LM(30)

Hirose

CONNECTOR

0

FJJSMM50CBL

FJJSMM50CBL

Panduit Corporation

FJ CRIMP JACK MODULE 50M FOR 3MM

0

Fiber Optic Connectors

1. Overview

Fiber optic connectors are opto-mechanical devices that align and join optical fibers to enable light transmission. They play a critical role in telecommunications, data centers, and industrial systems by enabling rapid deployment, maintenance, and scalability of fiber networks. Modern advancements require connectors to support higher bandwidths, lower loss, and robust environmental performance.

2. Major Types and Functional Classification

TypeFunctional FeaturesApplication Examples
LC (Lucent Connector)Push-pull latch mechanism, compact sizeDatacom transceivers, SFP modules
SC (Subscriber Connector)Double-click latch, high durabilityTelecom networks, PON systems
ST (Straight Tip)Bayonet mount, quick connect/disconnectEnterprise networks, legacy systems
FC (Ferrule Connector)Screw-on design, vibration resistanceTest equipment, high-vibration environments
MPO/MTP (Multi-fiber Push On)Multi-fiber alignment (up to 24 fibers)Data center backbone, 400G Ethernet

3. Structure and Components

Typical fiber optic connectors consist of: - Ferrule: Ceramic, polymer, or metal tube holding fiber end - Adapter sleeve: Aligns ferrules in mating connections - Cable boot: Stress relief for fiber cable - Housing: Protective enclosure (ABS/polycarbonate) - Dust cap: Protects endface from contamination

4. Key Technical Specifications

ParameterTypical RangeSignificance
Insertion Loss (dB)0.1-0.5 dBMeasures signal attenuation at connection point
Return Loss (dB)20-60 dBReflectance performance affecting system stability
Endface Geometry ( m)Radius: 10-25mmApex offset & fiber height impact optical contact
Durability (Mating Cycles)500-2000 cyclesLongevity under repeated use
Operating Temperature-40 C to +85 CEnvironmental reliability

5. Application Areas

  • Telecommunications: 5G backhaul, FTTH networks
  • Data Centers: Hyperscale server interconnects
  • Industrial: Harsh environment sensor systems
  • Medical: Endoscopic imaging equipment
  • Aerospace: Avionics fiber harnesses

6. Leading Manufacturers and Products

ManufacturerRepresentative Products
Amphenol Fiber SolutionsCS Series connectors, OptiMPO
TE ConnectivityCONEC LX-5, MULTILANE MPO
3MVolition Field Installable Connectors
Senko Advanced ComponentsSN Series singlemode connectors

7. Selection Guidelines

Key considerations include: - Transmission requirements (singlemode/multimode) - Environmental conditions (temperature, vibration) - Space constraints (LC preferred for high-density) - Termination method (factory terminated vs field installable) - Cost vs performance trade-offs

8. Industry Trends

Emerging trends include: - Migration to 8 angled physical contact (APC) for 400G+ systems - Miniaturization (CS/MRJ21 connectors for 1RU equipment) - Smart connectors with embedded diagnostics - Increased adoption of polymer ferrules for cost-sensitive applications - Standardization of multi-fiber interfaces (MPO Type II/III)

9. Real-world Application Case

A hyperscale data center implemented MPO-12 connectors for 100G parallel optics, achieving 40% space reduction compared to LC-based solutions. The design incorporated anti-rotation keying to prevent misalignment in high-density patch panels.

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