DTL Series Bi-metallic Cable Terminal Crimping Terminal Direct from Factory in Hebei China

A bi-metallic crimping terminal from the DTL series, designed for secure and efficient connections between aluminium conductors and copper equipment. Its hot-dip galvanized finish ensures corrosion resistance and long-term reliability in electrical systems.

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Jiujin Electric Power’s DTL Series Bi-metallic Cable Terminal is engineered to solve the challenge of connecting aluminium conductors to copper-based equipment, preventing galvanic corrosion and ensuring optimal electrical performance. The terminal features an aluminium barrel for crimping to aluminium cables and a copper contact end for connection to copper busbars, lugs, or devices. This bi-metallic design, combined with a hot-dip galvanized finish, provides excellent conductivity, mechanical strength, and resistance to environmental degradation. Precision-engineered for easy crimping with standard tools, these terminals reduce installation time and ensure low-resistance, durable connections. Manufactured in our Hebei facility under strict quality control, they meet international standards for power distribution, renewable energy, and industrial applications.

   Varieties & Types Table

Feature / Type Specifications & Options Available by Jiujin Electric Power
Model/Type DTL-50, DTL-70, DTL-100 (Denotes compatible cable size in mm²)
Material Aluminium Barrel (EC Grade) + Copper Contact End (T2 Copper)
Standard Complies with IEC 61238, ASTM B786, and GB/T 14315
Coating/Finish Hot-Dip Galvanized (Copper End) or Natural (Aluminium Barrel)
Size / Dimensions Fits cable sizes: 50mm²–100mm²; Lug length: 80mm–120mm
Current Rating 200A (50mm²), 300A (70mm²), 400A (100mm²)
Packaging Individual terminals packed in boxes; bulk packaging available

  Applications of Use

  • Power Distribution Systems: Connecting aluminium cables to copper busbars in switchgear and transformers

  • Renewable Energy Projects: Terminating aluminium cables in solar and wind power installations

  • Industrial Wiring: Reliable connections in machinery, motors, and control panels

  • Substation Equipment: Ensuring corrosion-free links between aluminium conductors and copper devices

  • Railway Electrification: Secure terminations for overhead line and traction power systems

  • Temporary Installations: Quick and reliable terminations for temporary power setups

  • Maintenance and Upgrades: Replacing old or corroded terminals in existing systems