Fiber Optic Connectors

Image Part Number Description / PDF Quantity Rfq
1206720000

1206720000

Weidmuller

IE-PS-SCRJ1-POF

11

1191550000

1191550000

Weidmuller

IE-PS-V14M-2SC-POF

1080

1963370000

1963370000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

1963260000

1963260000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

1963390000

1963390000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

1962910000

1962910000

Weidmuller

CONN FIBER SC PLUG SMPLX

0

1963350000

1963350000

Weidmuller

CONN FIBER LC PLUG DUPLX

0

1963230000

1963230000

Weidmuller

CONN FIBER LC PLUG DUPLX

0

1963320000

1963320000

Weidmuller

CONN FIBER LC PLUG DUPLX

0

1964420000

1964420000

Weidmuller

CONN FIBER LC RECEPT DUPLX

0

1963270000

1963270000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

1963380000

1963380000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

1963310000

1963310000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

1963400000

1963400000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

1963240000

1963240000

Weidmuller

CONN FIBER LC PLUG DUPLX

0

1963220000

1963220000

Weidmuller

CONN FIBER LC PLUG DUPLX

0

1968150000

1968150000

Weidmuller

CONN FIBER ST PLUG SMPLX

0

1963330000

1963330000

Weidmuller

CONN FIBER LC PLUG DUPLX

0

1964480000

1964480000

Weidmuller

CONN FIBER SC PLUG DUPLX

0

1963410000

1963410000

Weidmuller

CONN FIBER SC PLUG DUPLX

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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