LC Internal Shutter Regular Adapters – Duplex & Quad

Our original LC Internal Shutter Adapters with a height of 11.4mm feature our uniquely designed internal shutters, with automatic open and close operation without touching the ferrule. The internal shutters offer maximum protection against lasers, dust and other contaminants.


  • Original height of 11.4mm
  • 2 spring latch options available
  • Duplex and Quad models
  • Available in a variety of colors


Application Mode: SM, MM, APC

Insertion Loss: 0.2dB or lower

Return Loss: 55dB or more UPC, 65dB or more APC

– IEC-61754-20 and TIA 604-10A-2022 Standard Type LC

Technical Drawing

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