FC Series fiber optic connectivity solutions set a new industry standard for delivering a consistent, strong, and reliable connection.

General Details

FC Series  from Fiberon are quality tested, in stock and ready to ship today worldwide. 100% satisfaction guaranteed. Get your quote today.


  • Ultra low insertion loss and back reflection
  • IEC60B74-14; F04 (JIS C5973); FOCIS-3; TIA/EIA-604-3A;Telcordia GR-326-4 CORE Compliant
  • UL94 V-0 rated plastic housing and boots
  • Standard and Telcordia style high spec boots in various colors
  • One piece corrosion resistant design
  • RoHS compliant
  • R KeyWidth (Standard)
  • N KeyWidth (Wide) available

Fiberon offers “ELITE” versions of most all Connector and Adapter types featuring the highest performance low-loss ceramic ferrules and other premium components. Please ask your Fiberon sales associate for further details.

Connectors Specs

FC Connectors Spec Sheet

Specification Singlemode Multimode
Ferrule Inner Diameter
(Available in custome ID sizes)
125µm +1/-0 Concentricity: ≤ 1µm125.5µm +1/-0 Concentricity: ≤ 1µm126µm +1/-0 Concentricity: ≤ 1µm 127µm(MM)144µm(MM)230µm(MM)
Insertion Loss High Spec Connector UPC 0.07dB Typical
High Spec Connector APC 0.10dB Typical
High Spec Connector MM 0.12dB
Standard Connector 0.10dB Typical 0.16dB
Elite Con. Ultra Low loss 0.05dB Typical
Elite Con. APC Ultra Low loss 0.08dB Typical
Return Loss ≥-55dB Typical (PC)≥-65dB Typical (APC)
Operating Temperature -40°C to +75°C -40°C to +75°C

Specifications may change without notice. Display Product Photos Shown are samples for viewing, not actual products.Colours and styles may vary.

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Our extensive and selective fiber optic portfolio of products coupled with our global presence, technical competency, and the tenacity to work through any possible challenges presented to both small and large scale businesses ensures rapid customer response.