Semi-finished coaxial and LAN cable · Lin'an, Hangzhou, China
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CAT6a Semi-Finished Cores supplied by SEMIFCABLE
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CAT6a Semi-Finished Cores

Individually Screened Pairs For 10 Gigabit Ethernet

Overview

CAT6a Semi-Finished Cores At A Glance

CAT6a is where alien crosstalk becomes the deciding factor, which is why the core is built as U/FTP with an aluminium-polyester foil around each individual pair. NEXT of 65 dB or better and PSNEXT of 62 dB or better give the margin that 10GBASE-T needs once cables are bundled in a tray.

Problems It Solves

What This Category Is Actually For

  • 10GBASE-T fails on alien crosstalk long before it fails on attenuation.
  • Screening four pairs individually requires taping heads most plants do not have.
  • Pair geometry has to survive the jacketing stage intact.

Who Buys It

  • Manufacturers moving into 10G product lines
  • Data centre cable suppliers
  • CAT6a patch cord producers
CAT6a Semi-Finished Cores production
CAT6a Semi-Finished Cores produced at the SEMIFCABLE workshop in Lin'an, Hangzhou.
Core Advantages

Why This Category Is Specified

Pair-Level Screening

Each pair wrapped in Al/PET foil rather than a single overall shield.

10G Crosstalk Margin

NEXT ≥ 65 dB and PSNEXT ≥ 62 dB at 100 MHz.

Optional Cross Filler

Central X-shaped PE filler holds pair spacing through extrusion.

Pull Rope Option

Available to assist jacket extrusion and later installation.

FAQ

CAT6a Semi-Finished Cores Questions

Why U/FTP for CAT6a?

Screening each pair individually suppresses alien crosstalk, which is the limiting factor for 10GBASE-T in bundled installations.

What is the core diameter?

Approximately 6.0 to 6.3 mm without the outer jacket.

Is a drain wire supplied?

Optionally. A tinned or bare copper drain wire can run parallel to the shield.

What reel lengths are available?

1,000 m or 2,000 m as standard, with custom lengths on request.

Specify Your CAT6a Semi-Finished Cores Order

Send the construction, grade and quantity. We confirm the specification before quoting so there is nothing to unpick later.