COLB - Copper tube butt connectors

Copper tube butt connectors, also known as copper tube splices, are used for connecting wires of the same size. The use of a butt connector increases connection safety and durability.

Product characteristics

  • Partex tube clamps have an extended entry for easy cable application
  • All terminals have control holes
  • Made of copper with high conductivity to BS2871

Product properties

Terminal Material
Copper to BS EN 1976 annealed to ASTM B111 C11000

COL 1.5 B

  • Cable size
    1.5 mm²
  • Inner diameter
    1.8 mm
  • Outer diameter
    3.7 mm
  • Total length [L]
    16 mm

COL 10 B

  • Cable size
    10 mm²
  • Inner diameter
    4.5 mm
  • Outer diameter
    6.6 mm
  • Total length [L]
    23 mm

COL 120 B

  • Cable size
    120 mm²
  • Inner diameter
    15 mm
  • Outer diameter
    19 mm
  • Total length [L]
    50 mm

COL 150 B

  • Cable size
    150 mm²
  • Inner diameter
    16.5 mm
  • Outer diameter
    21.2 mm
  • Total length [L]
    55 mm

COL 16 B

  • Cable size
    16 mm²
  • Inner diameter
    5.5 mm
  • Outer diameter
    7.5 mm
  • Total length [L]
    30 mm

COL 185 B

  • Cable size
    185 mm²
  • Inner diameter
    19 mm
  • Outer diameter
    23 mm
  • Total length [L]
    60 mm

COL 2.5 B

  • Cable size
    2.5 mm²
  • Inner diameter
    2.3 mm
  • Outer diameter
    3.9 mm
  • Total length [L]
    20 mm

COL 240 B

  • Cable size
    240 mm²
  • Inner diameter
    21 mm
  • Outer diameter
    26.5 mm
  • Total length [L]
    60 mm

COL 25 B

  • Cable size
    25 mm²
  • Inner diameter
    6.7 mm
  • Outer diameter
    9.1 mm
  • Total length [L]
    35 mm

COL 300 B

  • Cable size
    300 mm²
  • Inner diameter
    24.5 mm
  • Outer diameter
    30 mm
  • Total length [L]
    70 mm

COL 35 B

  • Cable size
    35 mm²
  • Inner diameter
    8.6 mm
  • Outer diameter
    11 mm
  • Total length [L]
    40 mm

COL 4 B

  • Cable size
    4 mm²
  • Inner diameter
    3 mm
  • Outer diameter
    4.7 mm
  • Total length [L]
    20 mm

COL 400 B

  • Cable size
    400 mm²
  • Inner diameter
    27 mm
  • Outer diameter
    36.5 mm
  • Total length [L]
    80 mm

COL 50 B

  • Cable size
    50 mm²
  • Inner diameter
    9.5 mm
  • Outer diameter
    12.4 mm
  • Total length [L]
    40 mm

COL 500 B

COL 6 B

  • Cable size
    6 mm²
  • Inner diameter
    4 mm
  • Outer diameter
    5.9 mm
  • Total length [L]
    20 mm

COL 70 B

  • Cable size
    70 mm²
  • Inner diameter
    12 mm
  • Outer diameter
    15 mm
  • Total length [L]
    45 mm

COL 95 B

  • Cable size
    95 mm²
  • Inner diameter
    13.4 mm
  • Outer diameter
    17 mm
  • Total length [L]
    45 mm

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