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Wholesale Circular Electrical Connector

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Circular Electrical Connector Factory



ABOUT US

Power-efficient electrical connectors.

Taizhou Henglian Electric Co., Ltd. was founded in April 2011, is located in the "Ginkgo town" reputation of the riverside city - Taixing City, is specialized in electrical connector development, production, sales of high-tech enterprises.

We are China Wholesale Circular Electrical Connector Factory and OEM/ODM Circular Electrical Connector Company.

There are more than 150 employees, including more than 30 people with various professional and technical titles, fixed assets of 30 million yuan, with a variety of mechanical processing equipment and testing equipment.

In recent years, the company has been rated as "Top Ten enterprises in Zhangqiao Town", "Top Ten enterprises in Zhangqiao Town", and won the "Taixing Outstanding Contribution Award" and other titles.

At present, the company's leading products are conforming to the military standard Y11, Y17, Y27, Y50, YGD, YLH, YM, YW, J599I, J599II, J599III, XC series circular electrical connectors, and J7, J14, J20J, J29A, J30J, J63A series rectangular electrical connectors. It is in line with the national standard Y2, Y4, YP, LYP, YD, and other series of circular electric connectors. The products cover the general staff, final assembly, sea installation, Second Artillery, weapons, aerospace and other military varieties nuclear energy, railway, national power grid, oil earth geophysical exploration, and other fields. The company has a technical center, and quality inspection center, with sophisticated production equipment, modern inspection facilities, and inspection and testing means. The products have the characteristics of three-defense function, high density, high reliability, electronic compatibility, etc., and can develop and produce various kinds of special electrical connectors for various users to meet customer needs.

The company is a qualified supplier of military electronic components, Marine equipment and aerospace of the Communications Department of the General Staff and the Ministry of Information Industry, and has passed the GJB9001C-2017 weapons and equipment quality management system certification and the second-level secret certification of weapons and equipment production and research units.

The company always adhere to the "integrity-based, unity and hard work, realistic innovation, the pursuit of excellence" spirit of enterprise, adhere to the concept of "brand create value", dedicated to customer service, so that Henglian quickly become the leader in the peer.

Taizhou Henglian Electric Co., Ltd. sincerely welcome domestic and foreign customers to visit and negotiate business!

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High-Performance Circular Electrical Connectors for Reliable Industrial Applications

Our premium circular electrical connectors provide secure, durable connections for demanding environments. Designed for industrial automation, military systems, and heavy machinery, these connectors ensure uninterrupted power and signal transmission even in harsh conditions.

  • Robust construction with IP67/IP68 waterproof ratings
  • 360-degree shielding for superior EMI/RFI protection
  • Quick-lock mechanism for fast, secure mating
  • Corrosion-resistant materials (stainless steel or brass options)
  • High-temperature tolerance (-40°C to +125°C operating range)
  • Vibration-proof design maintains connection integrity
Parameter Specification
Contact Types 3-pin to 48-pin configurations
Current Rating Up to 40A per contact
Voltage Rating 50V to 1000V options
Ingress Protection IP67 (standard), IP68 (optional)
Mating Cycles ≥5000 cycles
Housing Material Nickel-plated brass or stainless steel
Operating Temperature -40°C to +125°C

Industrial-Grade Circular Connector Solutions

Our circular electrical connectors are engineered for critical applications where reliability is non-negotiable. The threaded coupling system ensures vibration-resistant connections that won't loosen under stress.

Common Applications

  • Factory automation equipment and robotics
  • Military and aerospace electronic systems
  • Marine electronics and offshore equipment
  • Renewable energy systems (solar/wind power)
  • Transportation (rail, automotive, heavy vehicles)
  • Medical devices requiring secure connections

Why Choose Our Circular Electrical Connectors?

Unlike standard connectors, our industrial circular connectors feature:

  • Gold-plated contacts for superior conductivity
  • Color-coded shells for easy identification
  • Field-replaceable contacts without special tools
  • Custom configurations available for unique requirements
  • Global certifications including UL, CE, and RoHS compliance

Durability You Can Trust

Every waterproof circular connector in our series undergoes rigorous testing including:

  • Salt spray testing (96+ hours)
  • Vibration testing (10-2000Hz, 3 axes)
  • Thermal shock cycling
  • Mechanical shock testing
  • Insertion/extraction force measurements

For mission-critical connections that can't fail, our heavy-duty circular connectors deliver unmatched performance and reliability. Contact our engineering team today to discuss your specific application requirements.

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