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Fusion Splice-On Connectors

Belden's FiberExpress (FX) Fusion Splice-On Connectors enable splice-on technology. They combine the benefits of fusion splicing with the simplicity of a field-installable connector to expand options for field termination and improve installation performance and reliability over mechanical splice connectors. No crimping, polishing or adhesives are required for termination, minimizing installation errors.

Features & Benefits

  • Better Insertion Loss & Return Loss Performance: Support high-bandwidth/high-speed transmission to 25G, 40G and 100G applications
  • Eliminate Excess Slack: Run exact-length channels to also eliminate cable shorts
  • Fewer Splice Management Accessories Required: Eliminates need for splice enclosures and splice trays
  • Reliable Terminations: Automated splicing tools consistently provide the highest-quality termination
  • Superior Technology & Affordable Quality: A premium solution without the premium price
  • Installation Guides
Technical Details
Fiber TypeMaximum Insertion Loss Minimum Reflectance Technical Data
Single-mode UPC 0.3 dB -55 dBFX Fusion OS2 LC
FX Fusion OS2 SC
Single-mode APC 0.3 dB-65 dBFX Fusion OS2 LC APC
FX Fusion OS2 SC APC
Multimode OM1 0.25 dB -25 dBFX Fusion OM1 LC
FX Fusion OM1 SC
Multimode OM3/OM4 0.2 dB -25 dBFX Fusion OM3-4 LC
FX Fusion OM4 LC
FX Fusion OM3-4 SC
FX Fusion OM4 SC
Multimode OM50.2 dB-25 dBFX Fusion OM5 LC
FX Fusion OM5 SC
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Item Numbers English Installation Guides French Installation Guides
FTSLC900FS01 
FTSLB900FS01
FT1LC900FS01 
FT3LC900FS01 
FT4LC900FS01
LC 900/250 um – English TF-3BB-002-RN5N

FTSSC900FS01 
FTSSB900FS01
FT1SC900FS01
FT3SC900FS01
FT4SC900FS01

SC 900/250um – English SC 900/250um – French
FTSLC2MMFS01
FTSLB2MMFS01
FT1LC2MMFS01
FT3LC2MMFS01
FT4LC2MMFS01
LC 2mm – English LC 2mm – French 
FTSSC2MMFS01
FTSSB2MMFS01
FT1SC2MMFS01
FT3SC2MMFS01
FT4SC2MMFS01
SC 2mm – English SC 2mm – French
  Breakout Kits – English Breakout Kits – French