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  • Single-cable membrane entry flange | for Ø86 mm hole | cable Ø55–70 mm | flange Ø123.1 mm | grey | IP67 | HT Hi Tech Polymers | HTX-1

    Code: Sandariklis HTX-1

    HTX-1 is a membrane entry flange for one thick power cable Ø55–70 mm. It fits a round Ø86 mm hole in the enclosure wall, flange diameter Ø123.1 mm. Sealing rating is IP67 according to the latest manufacturer's sheet.

  • Single-cable membrane entry flange | for Ø86 mm hole | cable Ø55–70 mm | flange Ø123.1 mm | grey | IP67 | HT Hi Tech Polymers | HTX-1

    HTX-1 is a TPE-SEBS elastomer entry with a round Ø123.1 mm flange for one thick cable Ø55–70 mm. It is fitted into a round Ø86 mm hole in the enclosure wall. The manufacturer specifies it as an entry flange for aluminium power cables.

    Key point:
    Thick aluminium power cables are hard to bring into a cabinet with a proper seal: large glands with nuts are expensive, and multi-entry plates do not suit such a diameter. HTX-1 solves this simply – one round Ø86 mm hole that can be made with a hole saw, and an elastic membrane that grips the cable sheath tightly.
    Cable Ø
    55–70 mm
    Enclosure hole
    Ø86 mm
    Flange
    Ø123.1 mm
    Protection
    IP67

    How it works

    A round Ø86 mm hole is made in the enclosure wall, HTX-1 is placed over it and the flange is fixed to the wall (check the fixing hole layout against the product).

    The membrane is cut at a step slightly smaller than the cable's outer diameter and the cable is pushed through – the elastic material seals tightly against the sheath.

    One thick cable enters sealed (IP67 according to the latest manufacturer's sheet) without a large gland with a nut.

    Why choose HTX-1?
    It lets one Ø55–70 mm power cable enter through a simple round hole with a proper seal – faster and simpler than a metal or plastic gland with a nut of that size.

    Technical specifications

    Product type Single-cable membrane entry flange
    Code HTX-1
    Manufacturer HT Hi Tech Polymers Oy (Finland)
    Cable Ø 55–70 mm (1 cable)
    Enclosure hole Ø86 mm
    Flange diameter Ø123.1 mm
    Intended use (manufacturer) aluminium power cables
    Degree of protection IP67 (EN 60529, per latest manufacturer's sheet)
    Operating temperature −40…+130 °C
    Material TPE-SEBS 50 ShA, halogen-free, oil-splash-resistant
    Colour grey (RAL 7035)
    Use indoor and outdoor

    Main functions

    • One cable Ø55–70 mm – for thick power cables
    • Round Ø86 mm hole – easy to make with a hole saw
    • Ø123.1 mm flange – covers the hole and is pressed against the wall
    • Elastic membrane – cut to the actual cable diameter
    • IP67 – sealing per the latest manufacturer's sheet

    Where is it used?

    • Building service entry cabinets with a thick aluminium incoming cable
    • Distribution network cable cabinets
    • Low-voltage cabinets in transformer substations
    • Industrial power switchboards
    • Power cabinets for solar plants and energy storage
    • Construction site and temporary supply entry cabinets

    Use by need

    For distribution network contractors.
    A thick aluminium cable goes in through one round hole without a large gland with a nut.
    For entry cabinet builders.
    The round Ø86 mm hole is made with a standard hole saw – simple and repeatable enclosure preparation.
    For designers.
    A clear single-cable entry solution with a stated cable range of Ø55–70 mm and a Ø86 mm hole.

    Practical application

    If one Ø62 mm aluminium power cable has to enter a building's service entry cabinet through its bottom, a Ø86 mm hole is drilled in the bottom, HTX-1 is fitted, the membrane is cut at a step slightly smaller than Ø62 mm and the cable is pushed through.

    Pros

    • For thick cables Ø55–70 mm
    • Simple round Ø86 mm hole
    • IP67 per the latest manufacturer's sheet
    • Operating temperature −40…+130 °C
    • Halogen-free material for indoor and outdoor use

    Cons / limitations

    • Only one cable; for several thick cables choose HTX-23 (up to Ø48 mm) or HTC-3
    • For a thinner single-cable entry (Ø16–61.4 mm) KUPO G is suitable
    • Does not provide strain relief – the thick cable must be secured separately
    • Not a fire barrier

    Safety and installation notes

    • Work in the entry cabinet only with the power off and absence of voltage verified.
    • After drilling remove swarf and deburr the sharp edges of the hole.
    • A thick cable is heavy and stiff – secure it to supports so that its weight and bending do not act on the membrane.
    • Cut the membrane at a step slightly smaller than the cable's outer diameter.

    Quick selection guide

    Hole Ø86 mm
    Cable Ø55–70 mm
    Flange Ø123.1 mm
    IP67, −40…+130 °C
    Suitable when you need:
    • one thick power cable Ø55–70 mm
    • a sealed entry through a round hole
    • a solution without a large gland with a nut
    Check before use:
    • the cable's outer diameter – Ø55–70 mm
    • whether the Ø123.1 mm flange fits on the wall around the Ø86 mm hole
    • how the cable will be secured beyond the entry
    Important reminder: HTX-1 seals a single thick cable entry, but does not carry the cable's weight and pulling forces and is not a fire barrier – secure the cable separately.

    FAQ

    What cable size is HTX-1 for?
    For one cable with an outer diameter of Ø55–70 mm.
    What hole is needed in the enclosure?
    A round Ø86 mm hole; the flange diameter is Ø123.1 mm.
    Is it suitable for copper cables?
    The manufacturer specifies it for aluminium cables, but the deciding factor is the cable's outer diameter – Ø55–70 mm.
    What is the degree of protection?
    IP67 according to the latest manufacturer's sheet.
    Can two cables be passed through?
    No, HTX-1 is for one cable; for several cables choose a multi-entry plate such as HTX-23.
    Is it suitable outdoors?
    Yes, the material is intended for indoor and outdoor use, operating temperature −40…+130 °C.

    Manufacturer documents

    Links open on external websites. Checked 2026-10-04. If data differ, the latest manufacturer edition applies – or contact us.

    HTX-1 – entry for one thick cable

    The HTX-1 membrane entry with a Ø123.1 mm flange seals one Ø55–70 mm power cable through a Ø86 mm hole in the enclosure, IP67.

    Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.
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