Signamax CMK-LCS-BK — LC Singlemode Keystone Insert, Black
The Signamax CMK-LCS-BK keystone insert provides a simple, compact method to mount LC singlemode fiber connections in standard keystone openings. Designed for use in modular faceplates, patch panels and surface-mount keystone plates, this insert keeps fiber terminations accessible and organized while maintaining a low profile. Its black finish offers a clean, unobtrusive appearance for commercial and residential installations. The insert is intended to accommodate LC singlemode connectors, enabling consistent mating and reliable optical connections. By adapting LC interfaces to standard keystone modules, the product streamlines installation and upgrades in both new builds and retrofit work. Technicians and maintenance personnel will appreciate the consistency this insert delivers across panel and wallplate installations.
Key Features:
- Keystone-form insert for standard keystone openings
- Supports LC connector interfaces
- Singlemode (SM) compatibility
- Black finish for discreet installation
Specifications:
- Manufacturer: Signamax
- MPN: CMK-LCS-BK
- Color: Black
- Connector Type: LC
- Fiber Type: Singlemode
Applications include mounting LC singlemode terminations in wallplates and patch panels for structured cabling systems, integration into OEM enclosures where a keystone footprint is required, and replacement or upgrade parts for MRO activities. The insert is suitable for field installers performing fiber faceplate or panel installations and for technicians performing maintenance or system expansions.
Tri-Tek Electronics is an authorized distributor of Signamax products and provides full manufacturer warranty support and nationwide availability for this part.

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