• LC APC duplex fiber optic keystone coupler white for structured cabling

LC/APC to LC/APC Single Mode Duplex Fiber Optic Keystone Coupler White

The LC/APC Duplex Fiber Optic Keystone Coupler provides reliable single-mode connectivity in structured cabling systems. Its compact keystone design ensures easy installation in wall plates and panels. With low loss and high return performance, it is ideal for FTTH, telecom, and data center applications.

SKU FKC-LCAD-SM-WH Category
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The LC/APC to LC/APC Single Mode Duplex Fiber Optic Keystone Coupler is a compact and reliable solution designed for high-density fiber connectivity in structured cabling systems. Built with precision alignment sleeves, this coupler ensures accurate fiber alignment, low insertion loss, and excellent return loss performance. The APC (Angled Physical Contact) interface minimizes back reflection, making it ideal for high-speed and long-distance optical networks.

Designed in a standard keystone form factor, this coupler easily integrates into wall plates, patch panels, and keystone outlets, providing flexible deployment in both commercial and residential environments. The white housing offers a clean and professional appearance, suitable for visible installations. FiberMania also supports OEM and customization services, enabling tailored solutions for different project requirements and branding needs.
Adapter TypeLC/APC to LC/APC
Fiber ModeSingle Mode (OS2)
ConfigurationDuplex
Form FactorKeystone
Sleeve MaterialCeramic
Housing ColorWhite
Insertion Loss≤0.2 dB
Return Loss≥60 dB
Mounting TypeKeystone Snap-in
Operating Temperature-20°C to +70°C
ComplianceRoHS
CustomizationColor | sleeve | branding
  • LC/APC to LC/APC duplex fiber connection
  • Single mode (OS2) compatibility for long-distance transmission
  • Keystone form factor for easy integration into standard outlets
  • High-precision ceramic sleeves for accurate alignment
  • Low insertion loss and high return loss performance
  • APC polish reduces back reflection
  • Compact duplex design for space-saving installations
  • Durable and flame-retardant housing
  • Clean white finish for aesthetic installations
  • Structured cabling systems
  • Fiber wall outlets and keystone panels
  • Data centers and enterprise networks
  • FTTH (Fiber to the Home) installations
  • Telecom and broadband networks
  • High-density fiber patching environments
  • Custom housing colors and materials
  • Sleeve material options (ceramic, phosphor bronze)
  • Branding, logo printing, and packaging customization
  • Bulk supply and project-based solutions
  • Compatibility customization for different keystone systems

1. What is a keystone coupler used for?

A keystone coupler is used to connect two fiber optic cables within a keystone jack interface, commonly installed in wall plates or patch panels for structured cabling systems.

2. Why choose LC/APC connectors?

LC/APC connectors provide low back reflection and high return loss, making them suitable for high-speed and long-distance fiber optic applications.

3. Is this coupler compatible with standard keystone wall plates?

Yes, it is designed to fit standard keystone openings used in most wall plates and patch panels.

4. Can this coupler be used with multimode fiber?

No, this model is designed for single-mode fiber with APC polishing. Multimode systems require different connector types.

5. What is the benefit of a duplex design?

A duplex coupler allows simultaneous transmission and reception, making it suitable for bidirectional communication systems.

6. Does the white color have any functional impact?

No, the white housing is primarily for visual and organizational purposes, especially in visible installations.

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