Top 10 Taiwan Circular Connectors Manufacturers & Suppliers: Ensuring Robust and Reliable Connections in Demanding Applications

In today's interconnected world, reliable and robust connectivity is paramount across industries. Circular connectors, with their cylindrical shape and secure mating mechanisms, play a critical role in ensuring dependable power and signal transmission in harsh environments and demanding applications. From industrial automation and robotics to aerospace, medical devices, and outdoor infrastructure, circular connectors provide the ruggedness, environmental sealing, and high-performance required for mission-critical systems.

Taiwan has emerged as a global powerhouse in connector manufacturing, renowned for its precision engineering, technological innovation, and commitment to quality. Taiwanese circular connector manufacturers are at the forefront of this industry, producing a wide array of high-quality, reliable, and innovative solutions that meet the stringent demands of diverse global markets. Their expertise in design, material science, and advanced manufacturing processes allows them to deliver circular connectors that excel in harsh conditions, provide secure and stable connections, and ensure long-term performance.

This comprehensive guide will delve into the top 10 circular connector manufacturers in Taiwan, highlighting their key strengths, product offerings, and the strategic advantages of sourcing from this dynamic region. Whether you are designing for industrial, military, medical, or commercial applications, understanding the capabilities of these leading manufacturers is crucial for securing the optimal connectivity solutions for your specific needs.

Top 10 Taiwan Circular Connector Manufacturers (Alphabetical Order)

The following list presents ten of the leading circular connector manufacturers in Taiwan, recognized for their quality, innovation, and global reach:

1. ACON Advanced Connectors Inc. (宏致電子股份有限公司)

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• Established: 1986
• Headquarters: Taoyuan City, Taiwan
• Focus: ACON Advanced Connectors is a well-established manufacturer with a broad portfolio that includes a significant range of circular connectors. They cater to diverse industries such as computer, communication, consumer electronics, and automotive. ACON is known for its comprehensive product line and ability to provide customized connector solutions.
• Circular Connector Highlights:
  • Diverse Circular Connector Series: ACON offers a wide variety of circular connectors, including standard and miniature sizes, various pin counts, and different locking mechanisms (bayonet, push-pull, threaded).
  • Power and Signal Circular Connectors: Their circular connector range includes options for both power and signal transmission, suitable for various applications requiring robust and reliable connections.
  • Customizable Options: ACON provides customization services for circular connectors, allowing for tailored solutions to meet specific application requirements, including cable assemblies and special materials.
• Industry Strengths: ACON's strengths lie in its broad product portfolio, customization capabilities, and established global presence. They are a reliable supplier for volume production and offer a good balance of quality and cost.

2. Chengtec Electronics Corp. (詮承電子股份有限公司)

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• Established: 1986
• Headquarters: New Taipei City, Taiwan
• Focus: Chengtec Electronics specializes in the design and manufacture of connectors and cable assemblies. Their circular connector offerings are focused on industrial and harsh environment applications, emphasizing durability and reliability.
• Circular Connector Highlights:
  • Industrial Circular Connectors: Chengtec's circular connectors are designed for industrial environments, offering robust construction, environmental sealing, and resistance to vibration and shock.
  • Waterproof Circular Connectors: They offer a range of waterproof circular connectors with IP ratings up to IP68, suitable for outdoor and wet environments.
  • Metal and Plastic Shell Options: Chengtec provides circular connectors with both metal and plastic shells, allowing for flexibility in design and application.
• Industry Strengths: Chengtec excels in providing rugged and reliable circular connectors for industrial and harsh environment applications. Their focus on durability and environmental sealing makes them a strong choice for demanding industries.

3. Cvilux Corporation (信音企業股份有限公司)

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• Established: 1990
• Headquarters: New Taipei City, Taiwan
• Focus: Cvilux Corporation is a comprehensive connector and cable assembly manufacturer with a diverse product range. Their circular connector line is particularly strong, encompassing industrial, waterproof, and RF circular connectors.
• Circular Connector Highlights:
  • Extensive Circular Connector Series: Cvilux offers a wide selection of circular connectors, including power, signal, and hybrid types, with various sizes and pin configurations.
  • Waterproof and Harsh Environment Circular Connectors: They are known for their high-quality waterproof circular connectors with robust sealing and durable materials, suitable for outdoor and industrial applications.
  • RF Circular Connectors: Cvilux also manufactures RF circular connectors for high-frequency signal transmission, catering to telecommunications and wireless applications.
• Industry Strengths: Cvilux stands out for its broad circular connector portfolio, particularly its strength in waterproof and RF connectors. Their ability to provide both connectors and cable assemblies offers a comprehensive solution to customers.

4. EDAC PRECISION ELECTRONICS CO., LTD. (毅德精密電子股份有限公司)

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• Established: 1994
• Headquarters: Taichung City, Taiwan
• Focus: EDAC Precision Electronics specializes in high-reliability connectors for demanding applications. Their circular connector offerings are focused on military, aerospace, medical, and industrial sectors, emphasizing extreme performance and robustness.
• Circular Connector Highlights:
  • High-Reliability Circular Connectors: EDAC's circular connectors are designed for mission-critical applications requiring extreme reliability, withstanding harsh environments and demanding operating conditions.
  • Military-Grade Circular Connectors: They offer circular connectors compliant with military standards (MIL-Spec), ensuring performance and durability in defense and aerospace applications.
  • Hermetically Sealed Circular Connectors: EDAC provides hermetically sealed circular connectors for applications requiring protection against extreme environmental conditions, including vacuum and pressure.
• Industry Strengths: EDAC is a leader in high-reliability circular connectors, particularly for military, aerospace, and medical applications. Their focus on extreme performance, ruggedization, and hermetic sealing sets them apart in the industry.

5. Hour Terng Industrial Co., Ltd. (豪爾盛業股份有限公司)

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• Established: 1983
• Headquarters: New Taipei City, Taiwan
• Focus: Hour Terng Industrial is a long-established connector manufacturer with a diverse product range. While known for audio and video connectors, they also offer a solid selection of circular connectors for industrial and general applications.
• Circular Connector Highlights:
  • Industrial Circular Connectors: Hour Terng's circular connectors are designed for industrial automation and control systems, offering robust construction and reliable performance.
  • Cost-Effective Circular Connector Solutions: They provide cost-effective circular connector options for general industrial and commercial applications, balancing quality and affordability.
  • Customizable Cable Assemblies: Hour Terng offers cable assembly services for their circular connectors, providing integrated solutions to customers.
• Industry Strengths: Hour Terng's strength lies in its long history, cost-effective solutions, and ability to provide both connectors and cable assemblies. They are a reliable supplier for industrial and general-purpose circular connector needs.

6. J.S.T. Taiwan Manufacturing Co., Ltd. (台灣日壓端子股份有限公司)

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• Established: 1977 (J.S.T. Corporation - Japan), Taiwan branch established later.
• Headquarters: Taipei City, Taiwan
• Focus: J.S.T. Taiwan is a branch of the global J.S.T. Corporation, a leading connector manufacturer worldwide. They offer an incredibly broad and deep range of connectors, including an extensive selection of circular connectors for virtually every application.
• Circular Connector Highlights:
  • Unparalleled Circular Connector Variety: J.S.T. boasts an unmatched range of circular connectors, including miniature, standard, power, signal, and hybrid types, with countless pin counts, sizes, and configurations.
  • High-Performance and Miniature Circular Connectors: They are leaders in miniature circular connector technology, offering high-density and high-performance solutions for compact devices.
  • Global Engineering and Support Network: J.S.T.'s global network provides unparalleled engineering support, technical expertise, and readily available products worldwide.
• Industry Strengths: J.S.T.'s strength is its sheer breadth and depth of product offerings, its global reach, and its reputation for quality and innovation. They are a dominant force in the connector industry, offering solutions for virtually any circular connector application.

7. KINSUN Industries Inc. (金順工業股份有限公司)

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• Established: 1986
• Headquarters: Taichung City, Taiwan
• Focus: KINSUN Industries is known for its expertise in waterproof connectors and harsh environment solutions. Their circular connector offerings are heavily focused on waterproof and ruggedized designs for demanding applications.
• Circular Connector Highlights:
  • Waterproof Circular Connectors (IP67, IP68, IP69K): KINSUN is a leader in waterproof circular connectors, offering a wide range of IP-rated solutions for outdoor, marine, and industrial environments.
  • Ruggedized Circular Connectors: Their circular connectors are designed to withstand vibration, shock, and extreme temperatures, suitable for harsh industrial and outdoor applications.
  • Modular and Customizable Waterproof Solutions: KINSUN provides modular and customizable waterproof circular connector solutions, offering design flexibility and tailored options.
• Industry Strengths: KINSUN's core strength is its specialization in waterproof and ruggedized circular connectors. They are a top choice for applications requiring robust environmental protection and reliable performance in harsh conditions.

8. Lotes Co., Ltd. (連展科技股份有限公司)

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• Established: 1986
• Headquarters: New Taipei City, Taiwan
• Focus: Lotes Co., Ltd. is a diversified connector manufacturer with a broad product portfolio including circular connectors, RF connectors, and data connectors. Their circular connector offerings cater to various industries, including telecommunications, automotive, and industrial.
• Circular Connector Highlights:
  • Diverse Circular Connector Range: Lotes offers a variety of circular connectors, including standard, waterproof, and high-current types, with different mating styles and pin counts.
  • High-Speed Circular Connectors: They provide circular connectors designed for high-speed data transmission applications, supporting modern communication protocols.
  • Automotive Circular Connectors: Lotes manufactures automotive-grade circular connectors meeting the stringent requirements of the automotive industry.
• Industry Strengths: Lotes's strengths lie in its diversified product range, its expertise in high-speed and automotive connectors, and its global reach. They are a versatile supplier for various circular connector needs across different industries.

9. Molex Taiwan Limited (台灣莫仕股份有限公司)

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• Established: 1938 (Molex Incorporated - USA), Taiwan branch established later.
• Headquarters: New Taipei City, Taiwan
• Focus: Molex Taiwan is part of Molex Incorporated, a global leader in connectors and electronic components. They offer an unparalleled range of connectors, including an extremely comprehensive selection of circular connectors.
• Circular Connector Highlights:
  • Unmatched Circular Connector Portfolio: Molex provides the most extensive range of circular connectors globally, covering every type, size, and configuration imaginable, from miniature to heavy-duty, plastic to metal.
  • Cutting-Edge Technology and Innovation: Molex is at the forefront of connector innovation, developing advanced circular connector solutions for miniaturization, high-speed, high-power, and harsh environments.
  • Global Engineering and Supply Chain: Molex's global footprint ensures readily available products, unparalleled engineering support, and a robust supply chain worldwide.
• Industry Strengths: Molex is the undisputed leader in the connector industry, with unmatched product breadth, technological innovation, and global reach. For circular connectors, they offer the widest selection and the highest levels of engineering expertise and support.

10. U&J Technologies Co., Ltd. (優群科技股份有限公司)

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• Established: 1995
• Headquarters: New Taipei City, Taiwan
• Focus: U&J Technologies is a connector manufacturer focused on providing high-quality and reliable interconnect solutions. Their circular connector offerings are geared towards industrial, medical, and general electronic applications.
• Circular Connector Highlights:
  • Industrial and Medical Circular Connectors: U&J Tech offers circular connectors designed for industrial automation, medical equipment, and other demanding applications.
  • Miniature and Standard Circular Connector Options: They provide both miniature and standard-sized circular connectors with various pin counts and configurations.
  • Customizable Solutions and Cable Assemblies: U&J Tech offers customization services for circular connectors and provides integrated cable assembly solutions.
• Industry Strengths: U&J Technologies is known for its focus on quality, reliability, and customer service. They provide dependable circular connector solutions for industrial, medical, and general electronics applications, with a strong emphasis on customer satisfaction.

Choosing the Right Taiwan Circular Connector Manufacturer

Selecting the ideal circular connector manufacturer in Taiwan requires careful consideration of your specific project needs. Key factors to evaluate include:

• Application Requirements: Clearly define the specific requirements of your application, including environmental conditions (temperature, humidity, vibration, ingress protection), electrical performance (voltage, current, signal integrity), mechanical requirements (mating cycles, robustness), and any industry-specific standards (military, medical, automotive).
• Connector Type and Features: Determine the necessary circular connector type (standard, miniature, waterproof, high-power, RF, etc.), pin count, mating style, locking mechanism, and other features based on your application needs.
• Cable Compatibility: Ensure the manufacturer offers circular connectors compatible with the cable types, gauges, and configurations you plan to use.
• Quality and Certifications: Verify that the manufacturer adheres to relevant quality standards (ISO 9001, etc.) and holds necessary certifications (UL, VDE, MIL-Spec, etc.) for your target industry.
• Customization and Engineering Support: Assess the manufacturer's ability to provide custom circular connector solutions and offer engineering support for design and integration.
• Production Capacity and Lead Times: Evaluate the manufacturer's production capacity and lead times to ensure they can meet your volume requirements and project timelines.
• Pricing and Value: Compare pricing and consider the overall value proposition, balancing cost with quality, reliability, and technical support.
• Supply Chain and Logistics: Assess the manufacturer's supply chain and logistics capabilities to ensure reliable and timely delivery of products.

By carefully evaluating these factors and considering the strengths of the top 10 Taiwanese circular connector manufacturers outlined above, you can make an informed decision and secure the ideal connectivity solutions for your demanding applications. Taiwan's manufacturers offer a compelling combination of quality, innovation, competitive pricing, and customer service, making them excellent partners for businesses seeking reliable and high-performance circular connectors.

Further Research and Engagement:

To further your research and selection process, consider the following steps:

• Visit Manufacturer Websites: Explore the websites of the manufacturers listed above to delve deeper into their product portfolios, technical specifications, and company capabilities.
• Request Catalogs and Technical Data: Obtain catalogs and detailed technical data sheets for specific circular connector series that align with your application requirements.
• Contact Manufacturers Directly: Reach out to manufacturers to discuss your specific project needs, request samples, and inquire about customization options and pricing.
• Request On-site Audits (if possible): For critical applications, consider conducting on-site audits of manufacturing facilities to assess quality control processes and production capabilities firsthand.
• Seek Industry Expert Recommendations: Consult with industry experts, distributors, or other professionals in your field for recommendations and insights on selecting the best circular connector manufacturer for your project.

By undertaking thorough research and engaging directly with Taiwanese circular connector manufacturers, you can confidently source high-quality, reliable, and innovative connectivity solutions that will contribute to the success of your products and systems in demanding applications worldwide.

Why Source Circular Connectors from Taiwan?

Choosing Taiwanese manufacturers for your circular connector needs offers significant advantages:

• Decades of Manufacturing Expertise and Technological Advancement: Taiwan's electronics industry boasts a long and rich history, fostering deep expertise in connector design and manufacturing. Taiwanese circular connector manufacturers have honed their skills over decades, mastering precision engineering and incorporating cutting-edge technologies to produce connectors of exceptional quality and reliability. This accumulated knowledge and continuous innovation translate into products that consistently meet and exceed industry expectations.
• Uncompromising Quality and Reliability Standards: Taiwanese manufacturers are synonymous with quality. They adhere to stringent international standards (ISO 9001, IATF 16949, etc.) and implement rigorous quality control processes throughout the production cycle. This commitment to quality ensures that circular connectors from Taiwan deliver consistent performance, long-term reliability, and robust operation even in the most challenging environments. For critical applications where connection integrity is paramount, Taiwanese manufacturers provide the assurance of dependable performance.
• Extensive Product Range and Customization Capabilities: Taiwan's circular connector manufacturers offer a vast array of product types, sizes, and configurations to meet diverse application requirements. From miniature and micro-circular connectors for compact devices to heavy-duty and high-power connectors for industrial machinery, their portfolios are comprehensive. Furthermore, they are highly adept at providing customized solutions, working closely with clients to develop circular connectors tailored to specific design parameters, performance needs, and environmental conditions. This flexibility and responsiveness to customer needs is a key advantage of sourcing from Taiwan.
• Competitive Pricing and Cost-Effectiveness: While maintaining high quality standards, Taiwanese manufacturers offer competitive pricing on their circular connectors. Their efficient manufacturing processes, optimized supply chains, and economies of scale enable them to provide cost-effective solutions without compromising on performance or reliability. This balance of quality and cost makes Taiwan an attractive sourcing destination for businesses worldwide.
• Strong Supply Chain and Global Logistics Network: Taiwan's strategic location in Asia and its well-established logistics infrastructure ensure seamless integration into global supply chains. Taiwanese circular connector manufacturers have efficient shipping and distribution networks, enabling timely delivery of products to customers worldwide. This reliable supply chain is crucial for meeting production schedules and ensuring project timelines are met.
• Innovation and Focus on Harsh Environment Solutions: Taiwanese manufacturers are at the forefront of innovation in circular connector technology, particularly in developing solutions for harsh environments. They are constantly pushing the boundaries of performance, creating connectors that withstand extreme temperatures, vibration, shock, moisture, chemicals, and other demanding conditions. This focus on ruggedized and environmentally sealed connectors makes them ideal partners for industries operating in challenging environments.
• Strong Intellectual Property Protection: Taiwan has a robust legal framework for intellectual property protection, providing assurance to international buyers that their designs and confidential information are secure when working with Taiwanese manufacturers on custom circular connector solutions. This strong IP protection environment fosters trust and encourages collaborative innovation.

Circular Connectors Product Details: Related Sub-category Names 

Circular connectors are characterized by their cylindrical shape and are widely used for power and signal transmission in various applications due to their robust design, environmental sealing capabilities, and reliable mating. Here’s a breakdown of related sub-category names, categorized for clarity:

Based on Application / Industry:

• Industrial Circular Connectors: Designed for harsh industrial environments, automation, and machinery.
• Military Circular Connectors (Mil-Spec Circular Connectors): Designed to meet stringent military specifications for ruggedness, reliability, and environmental performance (often referred to as Mil-Spec or MIL-DTL connectors).
• Aerospace Circular Connectors: High-reliability and high-performance connectors for aerospace applications, often lightweight and able to withstand extreme conditions.
• Medical Circular Connectors: Designed for medical devices and equipment, often biocompatible, sterilizable, and highly reliable.
• Robotics Circular Connectors: Used in robotic arms and automated systems, requiring flexibility, durability, and sometimes quick disconnect features.
• Transportation Circular Connectors: For railway, automotive, and other transportation applications, often vibration-resistant and environmentally sealed.
• Marine Circular Connectors: Corrosion-resistant and waterproof for marine and underwater applications.
• Outdoor Circular Connectors: Weatherproof and UV resistant for outdoor installations and equipment.
• Heavy Duty Circular Connectors: Robust connectors designed for demanding applications with high vibration, shock, or harsh environments.
• Power Circular Connectors: Specifically designed for carrying electrical power, often with higher current ratings.
• Signal Circular Connectors: Designed for transmitting electrical signals (data, control, instrumentation).
• Data Circular Connectors: Optimized for data communication protocols (Ethernet, USB, etc.) within a circular form factor.
• Sensor Circular Connectors: Used to connect various types of sensors in industrial, automation, and other applications.
• Lighting Circular Connectors: Designed for LED lighting, architectural lighting, and entertainment lighting systems.
• Telecommunications Circular Connectors: Used in telecom infrastructure and equipment.
• Test and Measurement Circular Connectors: For instrumentation and measurement devices, requiring high signal integrity and reliability.

Based on Standard / Series:

• M-Series Circular Connectors (M5, M8, M12, M16, M23, M40 etc.): Standardized metric thread connectors widely used in industrial automation and sensors (IEC 61076).
• MIL-DTL-38999 Circular Connectors: High-performance military specification connectors, known for extreme ruggedness and reliability.
  • MIL-DTL-38999 Series I, II, III, IV Circular Connectors: Different series within MIL-DTL-38999 offering varying features and performance levels.
• MIL-DTL-5015 Circular Connectors: Older but still widely used military specification connectors, known for robustness and versatility.
• MIL-DTL-26482 Circular Connectors: Another military specification series, often used in aerospace and military applications.
• 7/8" Circular Connectors: Specific size often used in industrial sensors and actuators.
• Miniature Circular Connectors: Small diameter circular connectors for space-constrained applications.
• Subminiature Circular Connectors: Even smaller than miniature, for very compact devices.

Based on Gender:

• Circular Male Connectors (Plugs): Feature pins or protruding contacts, designed to insert into female connectors.
• Circular Female Connectors (Sockets / Receptacles): Feature holes or recessed contacts, designed to receive male connectors.
• Circular Hermaphroditic Connectors: Designed to mate with connectors of the same gender, offering flexibility in system design.
• Circular Adapters (Gender Changers): Used to change gender or interface between different circular connector types.
  • Circular Male to Male Adapters
  • Circular Female to Female Adapters
  • Circular Male to Female Adapters
  • Circular Connector to [Other Connector Type] Adapters: (e.g., Circular to Rectangular Adapter)

Based on Termination Type (Cable Side):

• Crimp Circular Connectors: Contacts are crimped onto wires or cable conductors using a crimping tool.
• Solder Circular Connectors: Wires or cable conductors are soldered to contacts within the connector.
• Screw Terminal Circular Connectors: Wires are secured using screws within terminal blocks or connector inserts.
• IDC (Insulation Displacement Contact) Circular Connectors: Used for ribbon cables or specific wire types, piercing insulation for connection.
• Wire Wrap Circular Connectors: Pins designed for wire wrapping termination (older technology, less common now).
• Field Wireable Circular Connectors (Field Terminable): Designed for on-site wire termination without specialized tooling (or with minimal tooling).

Based on Mounting Type (Device/Panel Side):

• Cable Mount Circular Connectors (Free Connectors): Designed to be terminated to the end of a cable, often mating with panel or device mounted connectors.
• Panel Mount Circular Connectors (Bulkhead Connectors, Flange Mount): Designed for mounting on equipment panels, enclosures, or chassis, providing a fixed circular port.
  • Front Mount Panel Circular Connectors: Mounted from the front side of the panel.
  • Rear Mount Panel Circular Connectors: Mounted from the rear side of the panel.
  • Jam Nut Panel Circular Connectors: Secured to panels using a jam nut.
  • Square Flange Panel Circular Connectors: Panel mount with a square flange for screw mounting.
  • Circular Flange Panel Circular Connectors: Panel mount with a circular flange.
• PCB Mount Circular Connectors (Printed Circuit Board Connectors): Designed for direct soldering onto PCBs for integration within electronic devices.
  • Through-Hole PCB Mount Circular Connectors (DIP): Traditional through-hole soldering type.
  • Surface Mount PCB Mount Circular Connectors (SMT): Designed for Surface Mount Technology soldering.
  • Right Angle PCB Mount Circular Connectors: Right-angle orientation for perpendicular mounting to the PCB edge.
  • Vertical PCB Mount Circular Connectors: Vertical orientation for space-saving on the PCB.

Based on Features / Performance:

• Waterproof Circular Connectors (Sealed Circular Connectors): Designed with seals and gaskets to protect against moisture and dust ingress, often with IP ratings (IP67, IP68, IP69K).
• Hermetically Sealed Circular Connectors: Provide a complete airtight seal, often used in vacuum or pressure-sensitive applications.
• EMI/RFI Shielded Circular Connectors: Include shielding to reduce electromagnetic interference (EMI) and radio frequency interference (RFI), ensuring signal integrity.
• Unshielded Circular Connectors: Basic circular connectors without specific EMI/RFI shielding.
• Locking Circular Connectors: Feature locking mechanisms (threaded couplings, bayonet locks, push-pull locks) to prevent accidental disconnection, especially in vibration-prone environments.
  • Threaded Circular Connectors: Use threaded couplings for secure mating.
  • Bayonet Circular Connectors: Use a bayonet locking mechanism for quick mating and unmating.
  • Push-Pull Circular Connectors: Use a push-pull mechanism for fast and easy mating and unmating, often with a locking feature.
• Quick Disconnect Circular Connectors: Designed for rapid mating and unmating, often using bayonet or push-pull mechanisms.
• High Temperature Circular Connectors: Designed to withstand high operating temperatures.
• Low Temperature Circular Connectors: Designed to operate reliably at low temperatures.
• Vibration Resistant Circular Connectors: Designed to withstand vibration and shock, ensuring reliable connections in mobile or vibrating equipment.
• Corrosion Resistant Circular Connectors: Materials and platings are chosen for resistance to corrosion in harsh environments.
• Chemical Resistant Circular Connectors: Materials are resistant to specific chemicals or fluids.
• UV Resistant Circular Connectors: Materials are resistant to degradation from ultraviolet (UV) radiation, suitable for outdoor use.
• Color Coded Circular Connectors: Connectors with different colors or color bands for easy identification in complex systems.
• High Pin Count Circular Connectors: Circular connectors with a large number of pins for complex signal and power requirements.
• High Current Circular Connectors: Designed to carry high amperage for power delivery.
• Hybrid Circular Connectors: Combine power and signal contacts within a single circular connector body.
• Fiber Optic Circular Connectors: Designed for fiber optic cable terminations within a circular form factor.
• Pneumatic Circular Connectors: Integrate pneumatic connections along with electrical connections in a circular housing.

Based on Material / Plating:

• Metal Shell Circular Connectors: Typically have a metal outer shell (aluminum, brass, stainless steel) for robustness, shielding, and durability.
• Plastic Shell Circular Connectors: Lighter weight and potentially lower cost, often used in less demanding environments, but can still offer good environmental protection.
• Aluminum Circular Connectors: Lightweight and corrosion-resistant.
• Brass Circular Connectors: Good conductivity and machinability, often plated for corrosion resistance.
• Stainless Steel Circular Connectors: Excellent corrosion resistance and durability, often used in harsh or hygienic environments.
• Nickel Plated Circular Connectors: Nickel plating provides corrosion resistance and wear resistance.
• Gold Plated Circular Connectors: Gold plating on contacts for improved conductivity, low contact resistance, and superior corrosion resistance, often used in high-reliability applications.
• Anodized Circular Connectors: Anodization provides a protective and often colored finish on aluminum connectors.

Related Products (Often Used With):

• Circular Cable Assemblies (Pre-made Cables): Cables with circular connectors already terminated at one or both ends.
• Circular Connector Backshells (Strain Reliefs): Attached to the rear of circular connectors to provide strain relief and cable protection.
• Circular Connector Dust Caps and Protective Covers: Used to protect unmated connectors from dust, moisture, and damage.
• Circular Connector Tools: Crimping tools, insertion/extraction tools, torque wrenches, and other specialized tools for circular connector assembly and maintenance.
• Circular Connector Contacts (Pins and Sockets): Individual contacts for circular connectors, available in various termination styles and materials.

This detailed list should provide a comprehensive overview of the diverse sub-categories within Circular Connectors. When selecting circular connectors, it's crucial to consider the application environment, electrical requirements (voltage, current, signal type), mechanical requirements (durability, vibration, mating cycles), environmental sealing needs, and any applicable industry or military standards.