Leviton Connectorized Demarc

Use this Pre-Wired 66 Block at the Demarcation Point

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What's special about the Demarcation Point Block?

  • Pre-wired, pre-tested 25-pair female connectors make for a quick and easy set-up and installation
  • Can be installed individually, or in pairs for multiple applications
  • Compact design for use in small spaces, such as equipment closets
  • Click for More Features

The Connectorized Demarc Block is designed for use at the demarcation point. This 66 block comes complete with pre-wired, pre-tested 25-pair female connectors (on the right side), a snap-on orange lid and mounting brackets.


LE-40066-0MR Connectorized Demarc Block 10" H x 3-13/32" W x 2-3/4" D
  • Includes a snap-on cover with designation strip to help pinpoint problem lines
  • 25 Pair connector has a hook and loop tie attached to provide additional cable management
  • Phosphor bronze quick-connecting, insulation-displacing 66-clips for electrical and mechanical stability
  • Removable Orange cover allows access the block in tight spaces
  • Can be used in a cross-connect system to help subsequent changes, moves or adds
  • Mounting holes on the top and bottom for easy mounting onto a backboard









Hinged Cover for M Blocks and Demarc BlocksHinged Cover for M Blocks and Demarc Blocks
Snaps into the right side fanning strip of 25-pair and 50-pair M blocks to protect wiring from dust, dirt and accidental shorting. The hinged cover allows wires to be routed from both the left or right sides.
M Block BracketM Block Bracket for Jack/Connector Mounting
Standoff bracket for 25- and 50-pair M blocks, 89D 110 wiring bases, and QuickPort® Patch Blocks.
Modular AdaptersModular Adapters
Modular adapters plug into M blocks to convert 66-clip contacts to a modular jack for quick connection of equipment.
Leviton Split M BlockSplit M Block: 50-Pair
The Split M block contains 50 rows of clips, but instead of one 4-slot clip as the 25 pair M Block, each row contains two separate 2-slot clips.

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