Micro Coaxial Cable factory-(FRS)

Micro Coaxial Cable | High-Speed, Ultra-Fine RF Coax Cables | Micro-Coax - Micro Coaxial Cable factory-(FRS)

Micro Coaxial Cable factory-(FRS)

 

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In the era of miniaturization and high-speed data transmission, the demand for reliable, space-saving connectivity solutions has never been higher. Enter the Micro Coaxial Cable—a precision-engineered, ultra-fine RF coaxial cable designed to deliver exceptional signal integrity in the most compact environments. Whether you’re developing next-generation medical devices, aerospace systems, telecommunications infrastructure, or high-precision industrial equipment, micro coaxial cables offer the performance and flexibility required to meet today’s stringent design challenges.

What Is a Micro Coaxial Cable?

A Micro Coaxial Cable, also known as an ultra-fine coaxial cable, is a miniaturized version of traditional coaxial cable. It retains the classic coaxial structure—central conductor, dielectric insulation, shielding, and outer jacket—but with a significantly reduced diameter, often less than 1 mm. This compact form factor makes it ideal for applications where space is at a premium, such as inside medical probes, handheld diagnostic tools, drones, and compact RF modules.

Despite its small size, a micro coaxial cable maintains excellent electrical performance, including low signal loss, high-frequency transmission capability, and superior electromagnetic interference (EMI) shielding. These characteristics make it a preferred choice for engineers and designers working on advanced electronic systems.

Key Features of Micro Coaxial Cables

1. High-Speed Data Transmission

Micro coaxial cables support high-frequency signals, often ranging from several MHz up to several GHz. This makes them suitable for high-speed data applications such as USB 3.1, HDMI, MIPI, and RF communication links. Their low capacitance and controlled impedance ensure minimal signal degradation over short to medium distances.

2. Low Insertion Loss and Signal Attenuation

One of the standout features of micro coaxial cables is their low insertion loss. Even at high frequencies, these cables maintain strong signal strength, which is critical in applications like medical imaging and aerospace communication where signal clarity is paramount.

3. Superior EMI Shielding

Thanks to their coaxial design, micro coaxial cables provide excellent shielding against electromagnetic interference. This is especially important in environments with high electronic noise, such as hospitals, aircraft, and industrial plants. The shielding effectiveness can be further enhanced with double or triple-layer shielding options.

4. Ultra-Fine and Lightweight Design

With outer diameters as small as 0.3 mm, micro coaxial cables are perfect for tight spaces and weight-sensitive applications. Their lightweight nature also contributes to overall system efficiency, particularly in aerospace and portable medical devices.

5. High Flexibility and Durability

These cables are engineered to withstand repeated bending and flexing, making them ideal for dynamic applications such as robotic arms, endoscopes, and wearable electronics. High-flex variants are available for applications requiring thousands of flex cycles without performance loss.

6. Customizable and RoHS Compliant

Micro coaxial cables can be customized in terms of length, connector type, shielding configuration, and impedance (typically 50Ω or 75Ω). They are also manufactured in compliance with RoHS (Restriction of Hazardous Substances) directives, ensuring environmental safety and global market compatibility.

Applications of Micro Coaxial Cables

Medical Industry

In the medical field, micro coaxial cables are widely used in:

  • Endoscopic and laparoscopic equipment
  • Ultrasound probes
  • Patient monitoring systems
  • Portable diagnostic devices

Their small size and high signal fidelity make them indispensable in minimally invasive surgical tools and high-resolution imaging systems.

Aerospace and Defense

Aerospace applications demand lightweight, high-performance cables that can operate reliably under extreme conditions. Micro coaxial cables are used in:

  • Satellite communication systems
  • Avionics
  • Radar and navigation equipment
  • Unmanned aerial vehicles (UAVs)

Their ability to maintain signal integrity in high-vibration and high-altitude environments makes them a trusted choice for defense and aerospace engineers.

Telecommunications

With the rollout of 5G and the increasing demand for high-speed wireless communication, micro coaxial cables play a vital role in:

  • Antenna feed lines
  • RF modules
  • Base station equipment
  • Mobile device internals

Their low loss and high-frequency support ensure efficient signal transmission in compact telecom hardware.

Industrial Automation and Robotics

In industrial settings, micro coaxial cables are used for:

  • Machine vision systems
  • High-speed data acquisition
  • Sensor connections
  • Robotic joint wiring

Their flexibility and resistance to EMI make them suitable for use in automated production lines and smart factories.

Choosing the Right Micro Coaxial Cable

When selecting a micro coaxial cable for your application, consider the following factors:

  • Frequency Range: Ensure the cable supports your required operating frequency.
  • Impedance Matching: Match the cable impedance (50Ω or 75Ω) with your system’s requirements.
  • Shielding Level: Choose single, double, or triple shielding based on your EMI environment.
  • Flex Life: For dynamic applications, opt for high-flex cables tested for thousands of cycles.
  • Connector Compatibility: Ensure compatibility with I-PEX, Hirose, MMCX, or other micro RF connectors.
  • Environmental Resistance: Consider temperature range, chemical exposure, and mechanical stress.

Why Choose FRS for Your Micro Coaxial Cable Needs?

As a leading cable assembly and wiring harness manufacturer with over 20 years of experience, FRS Technology Co., Ltd.specializes in providing high-quality, customized micro coaxial cable solutions for a wide range of industries. Our expertise in precision engineering and fine-pitch connector integration allows us to deliver cables that meet the most demanding specifications.

What Sets FRS Apart?

  • Custom OEM & ODM Solutions: We design and manufacture micro coaxial cables tailored to your exact requirements.
  • Advanced Manufacturing Capabilities: Our factory is equipped with state-of-the-art machinery for precision cable cutting, stripping, and termination.
  • Rigorous Quality Control: Every cable undergoes comprehensive electrical and mechanical testing to ensure reliability.
  • Global Certifications: Our products comply with ISO 9001, IATF 16949, ISO 13485, UL, and RoHS standards.
  • Fast Turnaround & Competitive Pricing: We support both prototype and mass production with flexible MOQs and quick lead times.

Whether you need a few samples for testing or a large-scale production run, FRS is your trusted partner for high-performance micro coaxial cable assemblies.


Micro Coaxial Cabletechnology continues to evolve, enabling breakthroughs in compact electronics across industries. Its combination of high speed, low loss, and miniature form factor makes it an essential component in modern engineering designs. By choosing a reliable manufacturer like FRS, you ensure that your connectivity solutions meet the highest standards of performance and quality.

If you’re looking for custom micro coaxial cables that deliver precision, durability, and compliance, contact FRS Technology today. Let us help you power your next innovation with confidence.

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TEL&WECHAT: +86-1881-875-005 (Wechat)

E-MAIL: sales@custom-cable-assemblies.com

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