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Total Solution Provider for Wire Connectors & Terminals

Experience in professional design and manufacture of high-quality terminals, connectors, copper lugs, and crimping tools. Trusted by industries worldwide since our inception in China.

Terminal Connectors

About MJ Terminals

Zhejiang Mingjiang Electrical Co., Ltd. is a leading manufacturer and supplier of electrical terminals and connectors based in Yueqing City, Wenzhou, Zhejiang Province, China.

Professional Design & Manufacturing

With years of experience in the electrical industry, we specialize in the research, development, production, and sales of high-performance wire connectors, terminals, copper lugs, and crimping tools.

Our products are widely used across automation, industrial control, electric vehicles, solar energy systems, aviation, construction, and more. We serve clients globally with reliable, safe, and durable connection solutions.

  • ISO-Certified Manufacturing Processes
  • Over 10,000 Product Variants Available
  • Exported to 50+ Countries Worldwide
  • Custom OEM/ODM Services Offered
Manufacturing Facility

Our Products

High-quality terminals, connectors, lugs, and tools engineered for performance and reliability.

Copper Butt Connectors

Ideal for joining two wires together with excellent conductivity and mechanical strength.

  • Material: High-purity copper
  • Insulation: Optional heat-shrink sleeve
  • Standards: IEC, UL, RoHS compliant

Copper & Aluminium Bimetallic Lugs

Perfect for copper-to-aluminum cable connections with anti-oxidation properties.

  • Material: Cu/Al bimetallic
  • Process: Friction welding
  • Applications: Power transmission, substations

Tubular Lugs

Durable tubular design for secure wire termination in high-vibration environments.

  • Material: T2 copper
  • Finish: Tin-plated or bare
  • Sizes: M4 to M16 available

Pre-insulated Terminals

Color-coded insulation for easy identification and enhanced safety.

  • Insulation: Polyamide PA6.6
  • Temp Range: -40°C to +105°C
  • Colors: Red, Blue, Yellow, Black

Non-insulated Terminals

Compact design for space-constrained applications requiring direct metal contact.

  • Material: Electrolytic copper
  • Finish: Tin, nickel, or silver plating
  • Standards: GB, JB, UL

Splice Connectors

Efficient wire splicing with secure crimping and low resistance.

  • Type: Inline, butt, tap
  • Range: 0.5mm² to 150mm²
  • Use: Automotive, marine, industrial

Cord End Terminals

Secure termination for stranded wires with high pull-out strength.

  • Shape: Flag, straight, right-angle
  • Size: M2 to M12
  • Standards: DIN 46235, IEC 60999

Hand Crimping Tools

Ergonomic design for precise and consistent crimps on terminals and lugs.

  • Capacity: 0.5–50mm²
  • Jaw Type: Ratchet, hexagonal
  • Material: Forged alloy steel

Hydraulic Crimping Tools

High-force tools for large cable lugs and industrial applications.

  • Pressure: Up to 12 tons
  • Compatibility: Dies for multiple sizes
  • Use: Power distribution, rail, EV

Electrical Crimping Tools

Motorized tools for fast, fatigue-free crimping in production lines.

  • Power: 12V/24V rechargeable
  • Cycle Time: <3 seconds
  • Safety: Auto-release mechanism

Cable Cutter & Stripper

Precision tools for clean cutting and insulation stripping without damaging conductors.

  • Range: 0.75–35mm²
  • Blade: Hardened steel
  • Features: Adjustable depth, ergonomic grip

Network Tools

RJ45, RJ11, coaxial crimpers and testers for data and telecom installations.

  • Compatibility: Cat5e, Cat6, Cat6A
  • Functions: Crimp, cut, strip, test
  • Use: LAN, CCTV, VoIP

Industries We Serve

Our connectors and terminals are trusted across diverse sectors for their reliability and performance.

Industrial Control

Electric Vehicle

White Goods

Aviation

Solar Energy

Construction

Electronics

Plumbing

Automation

Power Distribution

Support & Resources

Access technical documents, videos, certifications, and FAQs to support your projects.

Get in Touch

For inquiries, quotes, or technical support, reach out to our team. We're here to help you find the right connection solution.

+86 18969717716
info@mjterminals.com
No.318, Jiaotong East Road, Lianfang Village, Beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province, China

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