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China Flexible Copper Wire Connectors with Ferrules - High-Quality Suppliers and Factory Options Available

Introducing our flexible copper braided connectors, expertly crafted from high-conductivity Cu-ETP wires in compliance with GB/T6313.2-1992 standards. These connectors are designed with solderless flat compressed ferrules on both ends, ensuring exceptional durability and performance. Offering unmatched flexibility and low contact resistance, these connectors are perfect for grounding, shunts, and busbar connections in various applications. As a trusted manufacturer in China, we provide a wide range of options, including bare, tin, nickel, or silver-plated finishes. Our products come in cross-sectional sizes ranging from 1.5 mm² to 6000 mm², making them suitable for both industrial and commercial use. Choose us as your reliable suppliers for high-quality copper braided connectors from a leading factory in China.

    Technical Data

    Material annealed Cu-ETP wires, C11000, copper content ≥ 99.95%
    Finish bare, tin plating, nickel plating, silver plating
    Single Wire Diameter
    • 0.05mm (AWG 44)
    • 0.07mm (AWG 41)
    • 0.10mm (AWG 38)
    • 0.12mm
    • 0.127mm (AWG 36)
    • 0.15mm (standard)
    • 0.20mm (AWG 32)
    • 0.25mm
    • 0.254mm (AWG 30)
    Cross Sectional Area

    Flexible copper braided connectors with Ferrules: 1.5mm² - 6000mm²

    Flexible copper stranded connectors with Ferrules: 1.5mm² - 2000mm²

    When you place an order, please specify:
    • Cross sectional area
    • Length (L)
    • Ferrule Type & Hole Type
    • Hole Diameter (d)
    • Single Wire Diameter (default 0.15mm)

    Product Display

    Model And Meaning

    Flexible Copper Wire Connectors with Ferrules (7)

    Customization Upon Request

    Part No. Cross Section (mm²) W/W1 Approx. (mm) Thickness Approx. (mm) L (mm) d (mm)
    BGTZ(X)-1.5/L/d/Aa 1.5 4 1.6 According to your request According to your request
    BGTZ(X)-2/L/d/Aa 2 5 1.6
    BGTZ(X)-2.5/L/d/Aa 2.5 6 1.6
    BGTZ(X)-4/L/d/Aa 4 7 1.8
    BGTZ(X)-6/L/d/Aa 6 10 1.8
    BGTZ(X)-8/L/d/Aa 8 12 1.8
    BGTZ(X)-10/L/d/Aa 10 15 1.8
    BGTZ(X)-12/L/d/Aa 12 20 1.9
    BGTZ(X)-14/L/d/Aa 14 20 2.1
    BGTZ(X)-16/L/d/Aa 16 19 2.2
    BGTZ(X)-20/L/d/Aa 20 20 2.4
    25 2.6
    BGTZ(X)-25/L/d/Aa 25 20 2.7
    25 2.8
    BGTZ(X)-35/L/d/Aa 35 25 3.3
    BGTZ(X)-50/L/d/Aa 50 20 4.2
    25 4.0
    30 4.0
    40 3.5
    45 4.0
    BGTZ(X)-70/L/d/Aa 70 20 7.0 According to your request According to your request
    25 5.7
    30 5.5
    BGTZ(X)-95/L/d/Aa 95 40 5.3
    BGTZ(X)-100/L/d/Aa 100 20 8.5
    25 7.0
    30 6.5
    40 5.4
    45 5.5
    50 5.4
    BGTZ(X)-120/L/d/Aa 120 25 8.5
    30 7.3
    45 6.3
    50 5.9
    BGTZ(X)-150/L/d/Aa 150 30 8.6
    40 6.9
    45 7.1
    50 6.6
    BGTZ(X)-185/L/d/Aa 185 30 10.0
    40 8.0
    50 7.5
    BGTZ(X)-200/L/d/Aa 200 30 10.6
    40 8.4
    50 7.8
    60 7.0
    75 6.7
    100 7.0
    BGTZ(X)-500/L/d/Aa 500 40 18.9
    45 17.0
    50 15.5
    60 14.0
    75 14.0
    80 13.5
    100 11.2
    120 10.2
    150 11.0
    BGTZ(X)-600/L/d/Aa 600 40 22.0
    45 19.8
    50 18.0
    60 16.5
    75 15.0
    80 15.0
    100 12.0
    120 11.5
    150 12.0
    BGTZ(X)-700/L/d/Aa 700 40 25.3 According to your request According to your request
    45 22.6
    50 20.5
    75 17.5
    100 13.5
    120 13.2
    150 11.7
    BGTZ(X)-800/L/d/Aa 800 40 28.4
    45 25.4
    50 23.0
    60 20.8
    75 17.3
    80 16.4
    100 14.5
    120 14.0
    150 12.5
    BGTZ(X)-1000/L/d/Aa 1000 60 25.0
    75 20.5
    80 20.0
    100 17.4
    120 16.0
    150 16.0
    200 11.0
    BGTZ(X)-1200/L/d/Aa 1200 75 24.2
    80 18.0
    100 19.8
    120 19.0
    150 18.0
    200 12.0
    BGTZ(X)-1300/L/d/Aa 1300 100 21.1
    120 19.4
    150 19.0
    200 13.0
    BGTZ(X)-1400/L/d/Aa 1400 100 24.0
    120 21.0
    150 20.0
    200 13.5
    BGTZ(X)-1500/L/d/Aa 1500 100 24.5
    120 22.2
    150 21.0
    200 14.0
    BGTZ(X)-1600/L/d/Aa 1600 120 23.5
    150 22.0
    200 14.5
    BGTZ(X)-1800/L/d/Aa 1800 120 27.5
    150 24.0
    200 16.0
    BGTZ(X)-2000/L/d/Aa 2000 120 31.0
    150 26.0
    200 17.5
    BGTZ(X)-2500/L/d/Aa 2500 120 38.5
    150 35.0
    200 23.0
    BGTZ(X)-3000/L/d/Aa 3000 120 46.0
    150 38.5
    200 24.0
    BGTZ(X)-4000/L/d/Aa 4000 120 60.0 According to your request According to your request
    150 49.0
    200 30.0
    BGTZ(X)-4500/L/d/Aa 4500 120 66.0
    150 54.0
    200 32.0
    BGTZ(X)-5000/L/d/Aa 5000 120 74.0
    150 59.0
    200 35.0
    BGTZ(X)-6000/L/d/Aa 6000 120 86.0
    150 70.0
    200 40.0

    Key Advantages

    Excellent mechanical properties: compaction creates a solid end- The solderless pressing process compresses the ferrule onto the copper stranded wire without altering its overall dimensions. This creates a dense, solid end that prevents strand loosening, enhances pull-out strength, and ensures reliable termination even under high mechanical stress.
    Reduced thermal resistance: The flexible stranded structure combined with ≥99.95% pure copper provides excellent heat dissipation, significantly lowering temperature rise under high current or short-circuit conditions, thus improving system reliability.
    Ends can be drilled, milled, machined and profiled to meet mechanical demands: Our terminals are not limited to standard holes. We can drill, mill, profile, or fully machine the pressed or welded ends to create custom slot patterns, threaded holes, or complex mounting shapes, eliminating the need for additional adapters.
    Superior vibration & fatigue resistance: The fine multi-wire stranded design absorbs mechanical stress without work hardening, making it ideal for dynamic applications like traction motors or railway connections.
    Low and stable contact resistance: Solderless pressed ferrules ensure a large, uniform contact interface that remains stable over thermal cycles.

    Operating Conditions

    • Temperature range: -40°C to +200°C (depends on plating)
    • Suitable for indoor & protected outdoor use
    • Excellent for high-vibration & dynamic applications

    Maintenance & Service Life

    Maintenance: Periodic visual check for damage/corrosion; clean with dry air or soft brush.

    Service life: >20 years under normal conditions. Frequent flexing reduces life.

    Replace if: ferrule cracks, overheating discoloration, or broken braid strands.

    After-Sales Service

    Free technical support: engineering consultation, drawings...

    Custom orders: lead time & quality report provided before shipment

    Ordering Checklist

    Cross section, length (L), ferrule & hole type, hole diameter (d), single wire diameter (default 0.15 mm)

    Contact Us

    Zhejiang Bridgold Copper Tech Co., Ltd. is a professional leader China copper braided shunt, copper braided ground strap, copper braided connector, Copper Braided Busbar, copper braid connectors manufacturers and suppliers with high quality and low price. Welcome to contact us.

    Frequently Asked Questions (FAQ)

    What is the copper purity used in flexible copper connectors?
    Our flexible copper connectors are manufactured using high-grade annealed Cu-ETP wires (C11000) with a guaranteed copper content of ≥ 99.95%, ensuring optimum electrical conductivity and maximum flexibility.
    What surface plating options are available for terminal ferrules?
    We offer multiple finish options depending on your operating environment, including bare copper, tin plating, nickel plating, and silver plating to prevent oxidation and optimize contact resistance.
    Can the connector ferrules be customized with specific hole sizes or shapes?
    Yes. The terminal ends can be drilled, milled, profiled, and machined to your custom specifications, including custom hole diameters (d), slot configurations, and complex mounting patterns.
    Why choose solderless pressed ferrules over soldered terminations?
    Solderless pressing compacts the copper strands into a dense, solid end without thermal damage, providing lower and more stable contact resistance, reduced thermal rise, and superior resistance to mechanical fatigue and vibration.
    What parameters must be provided when placing a custom order?
    Please specify your required cross-sectional area (mm²), total length (L), ferrule/hole type, hole diameter (d), and preferred single wire diameter (default is 0.15mm).
    What is the expected operating temperature and lifespan of these connectors?
    The connectors have an operating temperature range of -40°C to +200°C (depending on the plating) and feature a service life of over 20 years under normal operating conditions.