Leviton 25-Pair M Block

Interconnect Phone & Communication Cables

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What's special about this wiring block?

  • Accepts 22 to 26 AWG wire for different phone or communications applications
  • Constructed of high impact, fire retardant UL 94V-0 plastic to meet code
  • Three remaining slots in each row can be used for cross-connects
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With Leviton's 25-pair M Block, you can quickly interconnect voice and data applications in a multiple-connection office building or apartment complex.

LE-40066-M25 M Block: 25-pair (66M1-25) 10" H x 3-5/16" W x 1-3/16" D

  • Compact design for limited space
  • Phosphor bronze quick-connecting, insulation-displacing 66-clips for durability and longevity
  • Includes 50 rows of clips, 25 on each side, to assist with a neat installation
  • Incoming cable pairs' "tips" and "rings" are connected by terminating "tip" on the leftmost slot of one row, and "ring" on the leftmost slot of the row
  • Wide range of punch down tools sold separately to conveniently attach the wires to the block


Part # LE-40066-M25
Height 10"
Width 3-5/16"
Depth 1-3/16"
Material UL 94 V-0 plastic
Number of Clips 50 rows, 25 per side
Wire Gauge 22 to 26 AWG





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