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Insulated Flexible Braided Copper Connectors from China - Top Suppliers & Factory for High-Quality Solutions

Introducing our Insulated Braided Copper Connector, a premium flexible conductive connection component crafted from high-purity T2 electrolytic copper wire. This product, also known as a flexible braided copper bar, is meticulously engineered through a precise braiding process to form a flat strip-shaped conductor. To ensure optimal performance, it is encased in high-performance insulating materials. As a leading manufacturer and supplier in China, our factory guarantees the highest quality standards for all our insulated copper products, making them ideal for various electrical applications

    Insulated Flexible Braided Copper Connector Technical Specification

    Parameter Category Specification Range
    Conductor material T2 electrolytic copper (Cu≥99.95%)
    Section specification 24mm²–1200mm² can be customized as required
    The diameter of the single filament 0.05–0.25mm; 0.15mm (Standard)
    Insulating material TPE/LSHFFR, PE heat shrink tubing, PVC
    Surface treatment Bare copper, tin plating, silver plating, nickel plating
    Working temperature -40℃ to +125℃ (conventional)
    Rated voltage Up to 1000V (low voltage)
    Length range 100mm–6000mm

    Quality Assurance

    Strict Control Over Raw Materials
    Copper materials: Each batch of T2 copper wire is tested for purity (≥99.95%) and conductivity (≥97% IACS).
    Insulating materials: Certified by international standards such as UL, ROHS, and REACH to ensure environmental protection and safety.
    Comprehensive Production Process Control
    Weaving: CNC weaving machines are used to ensure uniform number of strands and consistent density.
    Insulation: Extrusion or heat shrinkage processes are adopted to ensure that the insulation layer is uniform and free of bubbles.
    End treatment: Cold pressing or welding processes are adopted to ensure connection strength and conductivity.
    Complete Detection System
    Electrical tests: Insulation withstand voltage (≥15kV/minute), conduction test, temperature rise test.
    Mechanical tests: Bending test (≥100,000 times), tensile strength test, temperature resistance test.
    Environmental tests: Salt spray test (≥96 hours), flame retardancy test (UL94 V0), moisture and heat resistance test.

    The Application for Insulated Flexible Copper Foil Busbar

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    New Energy
    Photovoltaic inverters, energy storage battery modules, charging piles, EV high-voltage distribution boxes (PDU).
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    Industrial Electrical Equipment
    Connection between distribution cabinets, frequency converters, transformers, UPS, bus ducts and electrical control boxes.
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    Rail Transit
    Locomotive traction system, power distribution in carriages, connection within on-board battery packs.
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    Electric Power Equipment
    Flexible interconnection of high-current nodes such as generators, circuit breakers, and contactors.
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    Package & Shipping For Insulated Flexible Braided Copper Connector

    Package & Shipping

    Frequently Asked Questions (FAQ)

    Q What conductor material is used in the insulated flexible braided copper connector?
    The connector uses T2 electrolytic copper with a purity of ≥99.95%, ensuring excellent electrical conductivity (≥97% IACS) and long-term reliability in demanding applications.
    Q Can the cross-section and length be customized according to project requirements?
    Yes. The cross-section ranges from 24mm² to 1200mm² and the length from 100mm to 6000mm, all of which can be fully customized to meet specific application requirements.
    Q What insulation materials are available for the flexible copper connector?
    Available insulation materials include TPE/LSHFFR (low smoke halogen-free flame retardant), PE heat shrink tubing, and PVC. All materials are certified to international standards including UL, ROHS, and REACH.
    Q What surface treatment options are offered for the copper braided connector?
    We offer four surface treatment options: bare copper, tin plating, silver plating, and nickel plating. Each treatment provides different levels of oxidation resistance, conductivity, and suitability for specific environmental conditions.
    Q What mechanical and environmental tests does the product undergo?
    The product passes rigorous testing including bending tests (≥100,000 cycles), tensile strength tests, salt spray tests (≥96 hours), flame retardancy tests (UL94 V0), and moisture & heat resistance tests, ensuring durability in harsh environments.
    Q Which industries and applications are these insulated flexible copper connectors suitable for?
    These connectors are widely used in new energy (photovoltaic, EV, energy storage), industrial electrical equipment (UPS, transformers, frequency converters), rail transit systems, and electric power equipment such as generators, circuit breakers, and contactors.