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High-Performance Electrical Connections

Premium electrical connectors engineered for safety, durability, and effortless installation across a wide range of applications.

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Professional Connector Manufacturer

As a leading specialty connector manufacturer, Hoonsun Connector focus on producing high-performance connectors for industries that demand precision, reliability, and durability. From automotive and aerospace to industrial automation and telecommunications, our innovative solutions ensure seamless connectivity in a variety of applications.

With advanced engineering, rigorous testing, and unmatched quality control, we deliver custom and standard connector solutions that exceed expectations. Whether you are building a complex system or upgrading critical infrastructure, our connectors provide you with superior performance. With years of experience as a specialty connector manufacturer, we offer:

  • A wide range of connector types (Heavy duty, Waterproof , Solar, Liquid cooling, Circular )
  • Customizable OEM and specialty application designs
  • ISO and RoHS-compliant manufacturing
  • Scalable production for small to large batch orders

We are more than just a connector manufacturer, we are your innovation partner. If you need to customize different types and models of connectors, please contact us: [email protected].

Cable Gland Manufacturer Quote

Circular connector

Circular connector
liquid cooling connector

liquid cooling connector
Solar Connector

Solar Connector
Heavy Duty Connectors

Heavy Duty Connectors
Waterproof Connector

Waterproof Connector

Why Choose Us as Your Cable Gland Manufacturer Partner?

Superior Quality Material

High Protection Connectors

Hoonsun connectors are engineered for exceptional protection and long-lasting durability, significantly extending service life while enhancing system safety. By combining advanced waterproofing technology with precision manufacturing, our connectors are ideal for high-voltage environments and critical infrastructure applications.

Excellent Sealing and Protection

Global Certifications & Patent Protection

Our connectors are backed by a full suite of international certifications, including UL, CE, RoHS, REACH, TUV, ATEX, and IP68—underscoring their superior quality, safety, and global compliance. In addition, our portfolio of technical patents reflects our ongoing commitment to innovation in the cable management industry.

Easy Installation

Rigorous Quality Control

Every Hoonsun connector undergoes a strict three-tier quality inspection, from raw materials to manufacturing and final product testing. This thorough process guarantees outstanding waterproofing, stable electrical performance, and long-term reliability, ensuring that customers receive only the highest quality solutions.

One-Stop Connection Solution

Say goodbye to complicated installation processes. Choose our easy-to-install electrical connectors and complete the setup in no time. Whether for cable joints, terminal connections, or other applications, our products allow you to achieve quick and stable electrical connections, saving installation time and enhancing work efficiency. Shop now to boost project efficiency and ensure stable and reliable electrical connections.

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Industrial Connectors for Demanding Environments

Industrial connectors are designed to perform in tough and demanding conditions. Their core function is to transmit power, signals, or data reliably, safely, and durably. They work effectively even in environments with vibration, dust, moisture, corrosion, extreme temperatures, or electromagnetic interference.

These connectors are more than just linking devices—they are essential to maintaining the stable operation of industrial equipment.

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What is a Brass Cable Gland
What is a Brass Cable Gland

Key Considerations for Selecting Connectors

When choosing the right electrical connector for industrial applications, several factors must be taken into account to ensure performance, reliability, and compatibility in demanding environments:

Electrical Requirements: Operating voltage, current capacity, and signal type, whether analog, digital, or bus communication.

Environmental Adaptability: Required IP protection level, operating temperature range, and resistance to chemical exposure.

Mechanical Requirements: Resistance to vibration, expected mating cycles (plug-in/pull-out frequency), and cable tensile strength.

Protocol Compatibility: Support for industrial communication protocols such as Profinet, CANopen, or others as needed.

Installation Method: Mounting type, flange panel mounting, direct cable-end connection, or PCB soldering.

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Top Features of Our connector

Our connectors are engineered for superior performance, exceptional reliability, and long-term protection across a wide range of industrial and commercial applications. Key benefits include:

High Environmental Tolerance

  • Ingress Protection: Rated up to IP65/IP67 for dustproof and water-resistant performance; select models reach IP68/IP69K for continuous immersion or high-pressure steam cleaning.
  • Corrosion Resistance: Housings made from stainless steel, high-performance plastics, or nickel-plated alloys. Contacts are gold- or silver-plated to resist oxidation.
  • Wide Temperature Range: Operates reliably from -40°C to +85°C or beyond, ideal for cold storage, outdoor use, or high-heat environments.

Outstanding Mechanical Strength

  • Vibration & Shock Resistance: Compliant with IEC 61373 (railway) and MIL-STD-810G (military) standards to ensure secure connections under intense movement.
  • Tensile & Torsion Durability: Reinforced locking mechanisms with anti-cable strain relief features such as PG clamps.
  • High Mating Cycles: Metal contact designs rated for 5,000–10,000 insertions, far exceeding consumer-grade connectors.

Electrical Reliability

  • High Current Capacity: Power connectors support 10A to 100A+, ideal for heavy-duty industrial power transmission.
  • EMI Protection: Full-metal housings with 360°shielding comply with EMC standards, ensuring stable signal transmission.
  • Explosion-Proof Certification: ATEX and IECEx certified options available for use in hazardous environments like oil & gas and chemical plants—preventing ignition from electrical sparks.
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What is a Brass Cable Gland
What is a Brass Cable Gland

Connector Types

Solar Connectors

Photovoltaic connectors are used in solar power systems to connect PV modules, inverters, and DC components like combiner boxes.

Circular Connectors

Circular connectors are cylindrical devices used to transmit power, signals, or data across various industries, including industrial, military, aerospace, medical, and consumer electronics. Their shape and versatility make them widely adopted.

Waterproof Push-in Connectors

These tool-free connectors offer fast, safe, and sealed connections via advanced locking and sealing. Commonly used in pneumatics, hydraulics, fluid systems, automotive, and medical fields. Product selection depends on media, pressure, temperature, and size.

Heavy-Duty Connectors

Designed for tough industrial conditions, heavy-duty connectors offer reliable and secure connections under vibration, dust, moisture, chemicals, and frequent use, outperforming standard connectors in durability and performance.

Liquid Cooling Connectors

Essential in liquid cooling systems, these connectors provide a sealed, leak-free fluid path between components, ensuring efficient and continuous coolant circulation.

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Need a Custom Solution for Your Cable Gland Project?

HOONSUN is here to support your OEM and private label cable gland needs with high-quality, cost-effective solutions tailored to your requirements.

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Connector Applications

Consumer Electronics

Consumer Electronics

Automotive Industry

Automotive Industry

Aerospace and Defense

Aerospace and Defense

Industrial and Manufacturing Equipment

Industrial and Manufacturing Equipment

Medical Devices

Medical Devices

Telecommunications and Networking

Telecommunications and Networking

Connector FAQ

What is a polarized connector?

A connector that can only be mated in one orientation, preventing incorrect connection and potential damage.

What is the IP rating on a connector?

The IP (Ingress Protection) rating refers to the level of protection provided against dust and water. For example:

  • IP67: Dust-tight and can withstand immersion in water up to 1 meter for 30 minutes.
  • IP68: Dust-tight and can withstand continuous submersion in water beyond 1 meter.

Always choose a gland with an appropriate IP rating based on the environment where the cable gland will be used.

Can connectors be used in hazardous or explosive environments?

Yes,connectors are specifically designed for use in hazardous or explosive environments, such as oil and gas refineries, chemical plants, and mining sites. These glands provide sealing and flameproof protection to prevent ignition in explosive atmospheres.

Can connectors be used for both indoor and outdoor applications?

Yes, connectors are versatile and can be used in both indoor and outdoor environments. However, for outdoor use, it is important to select glands with high IP ratings (e.g., IP67 or IP68) to ensure waterproofing and protection from environmental elements like rain, dust, and UV radiation.

What’s the difference between male and female connectors?

  • Male connector: Has pins that insert into a receptacle.
  • Female connector: Has sockets or holes that accept the pins.

What is a crimp connector?

A crimp connector joins wires to terminals using mechanical compression. It’s reliable, fast, and common in automotive and industrial wiring.

Get the Right Connector for Your Application

Need expert help selecting a connector for your application? Our technical specialists are here to guide you through the selection process. From choosing the right materials to meeting specific compliance standards, we provide expert advice and custom quotes that match your exact requirements.

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