Search Results: Twisted-Pair | Cabling Solutions for Fast, Stable Networks | HCI

Reliable Structured Cabling & RJ45 Connectivity | HCI

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Twisted-Pair | Patch Panels, Jacks, Cords & Accessories | HCI

Build stable, high-speed networks with HCI structured cabling products. Our range—covering Twisted-Pair, RJ45 connectors, modular plugs, patch panels, couplers, patch cords, cable-management tools, and installation accessories—helps installers deliver reliable links with clean routing and predictable results across commercial buildings and data centers.

As a professional manufacturer, HCI engineers matched components to meet common industry standards and maintain consistent channel performance. The designs simplify installation, improve cable organization, and support dependable throughput—making HCI a practical choice for structured networking teams that want fewer callbacks and faster turn-ups.

HCI has supplied cabling solutions since 1975. With over 50 years of experience and modern manufacturing and testing, HCI delivers reliable, high-performance structured cabling products tailored to varied project needs—helping you standardize parts and keep networks running smoothly.

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  • Secured Lock for RJ45 Keystone Jack and Patch Panel
    Secured Lock for RJ45 Keystone Jack and Patch Panel
    PDCL Series

    Protect your ports from unauthorized use and keep them dust-free with our easy-to-use add-on from the PDCL series: the Security Lock for RJ45 ports.


  • Cat 6 Security Patch Cord
    Cat 6 Security Patch Cord

    Cost-effective way to secure the network infrastructure by blocking out unused or unauthorized Patch Cord. Protect the hardware from dust and harmful foreign objects. The Security Boot is for securing connections in public areas and shared spaces. It also reduces the risk of severing critical connections in data centers, financial services, health care, and other mission critical networks. Installation is easy, and removal will not interfere with the jack contacts or lead to the degradation of network performance. It is simple to use one Removal Key.


  • USB3.0 & Mini Displayport Security Parts
    USB3.0 & Mini Displayport Security Parts
    PDCLUB Series

    Cost-effective way to secure the network infrastructure by blocking out unused or unauthorized USB3.0 and Mini Displayport. Protect the hardware from dust and harmful foreign objects. The Security Boot is for securing connections in public areas and shared spaces. It also reduces the risk of severing critical connections in data centers, financial services, health care, and other mission critical networks. Installation is easy, and removal will not interfere with the jack contacts or lead to the degradation of network performance. It is simple to use one Removal Key.


  • Direct Attach Angle Adjustable UTP RJ45 Plug
    Direct Attach Angle Adjustable UTP RJ45 Plug
    88TA6A0

    Toolless : Crimping tool free. Do not have to maintain or prepare the crimping tool. Easy & Convenient to terminate the plug with cable. Angle Adjustable: Prevent the cable excess bending. It could be used in limited space environment. Mechanism Design: Reduce performance differences due to installation caused by different people.


  • Cat 6A STP  Field Termination Plug
    Cat 6A STP Field Termination Plug
    88TSK026AI

    The 88TSK02 Field Terminable Plug enables the termination of shielded twisted pair cables right at the installation site. With a U.S. patent for its utility design, this plug enhances intuitive functionality. Its user-friendly design streamlines the wiring and grounding process, allowing for a quick and efficient installation in just two minutes. This plug supports Modular Plug Terminated Links (MPTL) as short as 0.5 meters, ensuring minimal Near End Crosstalk (NEXT) interference. It also accommodates MPTL connections up to 90 meters, demonstrating its capacity to maintain strong signal strength over longer distances, as evidenced by its attenuation performance. Compatible with various Cat 6A shielded cable types—including F/UTP, S/FTP, U/FTP, and F/FTP—it supports a wide range of cable sizes from 23AWG solid to 26AWG stranded. Made in Taiwan Meets Cat 6a MPTL & Patch Cord Limits in any length 4PPoE Compliant US 10,490,960 B1 Patented


  • Cat 6A STP  Field Termination Plug
    Cat 6A STP Field Termination Plug
    88TS52G2A6ATK

    The 88TS52G2A6ATK series incorporates a two-row prewired mechanism, allowing for the convenient routing of each pair through its designated slot and effortless seating. The screw-type rotatable cable gland is specifically designed to accommodate various cable sizes, ranging from 23AWG solid to 26AWG stranded cables, irrespective of whether they are S/FTP, F/FTP, F/UTP, or U/FTP shielded types. Depending on the diameter of the cable, you have the flexibility to adjust the tightness of the attached grounding by screwing it tightly or loosely according to your requirements. The plug features a free-directional cable entrance that can easily adapt to the incoming cable. Regardless of whether the cable is routed from the top or the sides, you have the flexibility to adjust the cable patch by closing the two-piece guiding lids and rotating them as needed. The plug is compliant with the rigorous standards of IEC 60512-99-002, which guarantee its durability even during numerous mating cycles under electrical load. This compliance aligns with the compatibility requirements set forth by IEEE 802.3bt. The shielded angled type plug is designed to support 4PPoE Class 8 power levels, enabling the transmission of up to 90W of power from the Power Sourcing Equipment (PSE) to the Powered Device (PD) over four twisted pairs. Moreover, the HCI 88TK series plugs are compliant with IEC 60512-99-002 standards, ensuring durability during mating cycles under electrical load, in accordance with the compatibility requirements of IEEE 802.3bt.


  • Latch Resurrection
    Latch Resurrection
    Suits both UTP/STP Plugs

    When the retention clip of a RJ-45 modular plug is accidentally damaged, the SRR01 Series Replacer is here to prolong the life of that patch cord. You may also use colored Replacer to replace the existing retention clip for port identification. Easy to use and assemble. Support both UTP & STP Plug in all transmission category.


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    Cable Range: O.D.≩5.5mm

    Standard Cat 5e unshielded modular plugs accept 24 to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 5.5mm. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    Cable Range: O.D.≩5.5mm

    The Pass-Through Cat 5e unshielded modular plugs accept 24AWG to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 5.5mm. The Pass-Through plug gives you the convenience of threading the wires through the end wall and cutting them afterward. It works with 007A8401 Series Crimping Tool. Wire termination and cutting at the same time. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application - Must work with 007A8401 Series Crimping Tool


  • For 0.70-0.80mm Insulated Conductor
    For 0.70-0.80mm Insulated Conductor
    Cable Range: O.D.≩5.5mm

    The “Small Conductor” Cat 5e unshielded modular plugs accept from 26 to 28AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.70mm to 0.80mm. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    Cable Range: O.D.≩5.5mm

    Standard Cat 5e Shielded modular plugs accept 24 to 26AWG, solid or stranded shielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 5.5mm. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    Cable Range: O.D.≩5.5mm

    The Pass-Through Cat 5e shielded modular plugs accept from 24 to 26AWG, solid or stranded shielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 5.5mm. The Pass-Through plug gives you the convenience of threading the wires through the end wall and cutting them afterward. It works with 007A8401 Series Crimping Tool. Wire termination and cutting at the same time. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application - Must work with 007A8401 Series Crimping Tool


  • For 1.05-1.15mm Insulated Conductor
    For 1.05-1.15mm Insulated Conductor
    Cable Range: O.D.≩5.5mm

    The “Big Conductor” Cat 5e shielded modular plugs accept from 23 to 24AWG, F/UTP solid or stranded shielded twisted pair cable with accommodation of insulated conductor from 1.05mm to 1.15mm and cable O.D. less than 5.5mm. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 1.05-1.15mm Insulated Conductor
    For 1.05-1.15mm Insulated Conductor
    Cable Range: O.D.≩6.5mm

    The “Big Conductor” Cat 5e shielded modular plugs accept from 23 to 24AWG, S/FTP solid or stranded shielded twisted pair cable with accommodation of insulated conductor from 1.05mm to 1.15mm and cable O.D. less than 6.5mm. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    "Single Piece" without loading bar

    Standard Cat 6 unshielded modular plugs accept 24 to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 6.5mm. Single-piece plug is for those who are equipped with excellent workmanship on the field. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    “3pcs”, loading bar + windmill guide

    Standard Cat 6 unshielded modular plugs accept 24 to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 6.5mm. 3-piece design. The “guide” helps to separate each pair and keep its twist ratio. The “loading bar” is made to attach to the guide so each wire can be trimmed flush and steadily seated. For a lot of installers on the field, this could be the ingenuity to pass “Cat 6 Patch Cord Test Limit”. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    “2pcs”, 4-up/4-down loading bar

    Standard Cat 6 unshielded modular plugs accept 23 to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 6.5mm. 2-piece design. The “4-up/4-down loading bar” is made in two rows. It allows you to artfully enlarge the spacing between “pin 3 to pin 4” and “pin 5 to pin 6”. In this way, the noise between the blue and green pair can be mitigated so as to easily pass “Cat 6 Patch Cord Test Limit”. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    “2pcs”, 6-up/2-down loading bar

    Standard Cat 6 unshielded modular plugs accept 23 to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 6.5mm. 2-piece design. The “6-up/2-down loading bar” is made in two rows. It facilitates moving the green pair away from the other pairs. The most impedance-mismatched pair is put away so as to moderate the noises done to the other pairs. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    Cable Range: O.D.≩6.5mm

    The Pass-Through Cat 6 unshielded modular plugs accept 24AWG to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 6.5mm. The Pass-Through plug gives you the convenience of threading the wires through the end wall and cutting them afterward. It works with 007A8401 Series Crimping Tool. Wire termination and cutting at the same time. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application - Must work with 007A8401 Series Crimping Tool


  • For 0.95-1.05mm Insulated Conductor
    For 0.95-1.05mm Insulated Conductor
    Cable Range: O.D.≩6.5mm

    The Snagless Pass-Through Cat 6 unshielded modular plugs accept from 23AWG to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 0.95mm to 1.05mm and cable O.D. less than 6.5mm. “The Snagless” allows easy pulling through crowded distribution frames or cable management trays. “The Pass-Through” enables the threading of all wires through the plug's end wall for subsequent cutting. It must work with 007A8502 Series Crimping Tool for termination and cutting of wires both at once! - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application - Must work with 007A8502 Series Crimping Tool


  • For 1.05-1.15mm Insulated Conductor
    For 1.05-1.15mm Insulated Conductor
    Cable Range: O.D.≩6.5mm

    The Snagless Pass-Through Cat 6 unshielded modular plugs accept from 23AWG to 26AWG, solid or stranded unshielded twisted pair cable with accommodation of insulated conductor from 1.05mm to 1.15mm and cable O.D. less than 6.5mm. “The Snagless” allows easy pulling through crowded distribution frames or cable management trays. “The Pass-Through” enables the threading of all wires through the plug's end wall for subsequent cutting. It must work with 007A8502 Series Crimping Tool for termination and cutting of wires both at once! - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application - Must work with 007A8502 Series Crimping Tool


  • For 1.00-1.10mm Insulated Conductor
    For 1.00-1.10mm Insulated Conductor
    “Single Piece”without loading bar

    The “Big Conductor” Cat 6 unshielded modular plugs accept from 24 to 26AWG, U/UTP solid or stranded twisted pair cable with accommodation of insulated conductor from 1.00mm to 1.10mm and cable O.D. less than 5.0mm. Single-piece plug is for those who are equipped with excellent workmanship on the field. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 1.05-1.15mm Insulated Conductor
    For 1.05-1.15mm Insulated Conductor
    “2pcs”, 4-up/4-down loading bar

    The “Big Conductor” Cat 6 unshielded modular plugs accept from 24 to 26AWG, U/UTP solid or stranded twisted pair cable with accommodation of insulated conductor from 1.05mm to 1.15mm and cable O.D. less than 6.0mm. 2-piece design. The “4-up/4-down loading bar” is made in two rows. It allows you to artfully enlarge the spacing between “pin 3 to pin 4” and “pin 5 to pin 6”. In this way, the noise between the blue and green pair can be mitigated so as to easily pass “Cat 6 Patch Cord Test Limit”. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application


  • For 0.90-1.00mm Insulated Conductor
    For 0.90-1.00mm Insulated Conductor
    “Single Piece”without loading bar

    Standard Cat 6 shielded modular plugs accept 24 to 26AWG, solid or stranded shielded twisted pair cable with accommodation of insulated conductor from 0.90mm to 1.0mm and cable O.D. less than 5.5mm. Single-piece plug is for those who are equipped with excellent workmanship on the field. - UL Listed, TIA-1096 and IEC 60603-7 compliant - PC UL94V-2 rated plug housing, 50u” gold plated contact blades - Supports PoE type 4 (PoE++) application



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