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Multi-National Approved (UL/KC/TUV/CQC) Micro Switches Supplier

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Micro Switches Manufacturers

A micro switch is a small mechanical switch with a fast action mechanism, which is widely used in household appliances, industrial automation, automotive electronics, medical equipment, and other fields. It can quickly switch on and off the circuit by sensing tiny mechanical displacement or pressure changes. It has the advantages of high sensitivity, small size, long life, and fast response speed. In order to ensure product quality and market compliance, high-quality micro switches must pass CQC certification (China Quality Certification Center Certification). This certification means that the product meets the national mandatory standards and has been strictly tested in terms of safety, reliability, electromagnetic compatibility, etc. It is an important access certificate to enter the Chinese market and an important reference for customers when choosing suppliers.

About SHQIJIA

Shanghai Qijia Electronics Co., Ltd. was founded in 2004. After more than two decades of development and accumulation, it has grown into a high-tech enterprise integrating the design, R&D, manufacturing, sales, and service of high-quality appliance switches, as Micro Switches Manufacturers and Micro Switches Suppliers in China, we establish a professional and reliable brand image in the industry.

The company's core product line, "shqijia," covers a wide range of AC and DC appliance switches, including micro switches, rocker switches, pushbutton switches, trigger switches, and rotary switches, as well as AC and DC circuit board modules and controllers. These products are widely used in AC and DC power tools, electric garden tools, cleaning equipment, household appliances, medical equipment (oxygen concentrators), generators, electric strollers, water pumps, and other electronic and mechanical fields, providing customers in various industries with highly adaptable core component solutions.

In 2025, the company opened a new factory Withover 20 assembly lines, more than 20 injection molding machines, and over 40 automated equipment, the company boasts an annual production capacity exceeding 80 million units, providing stable and efficient product supply support to customers worldwide. In addition, we support Custom Micro Switches, the company possesses professional independent product and mold design capabilities, providing customized development services based on individual customer needs and precisely matching diverse application scenarios.

With superior quality, advanced manufacturing processes, competitive pricing, and comprehensive after-sales service, Qijia has earned widespread recognition and trust from customers worldwide.

Shanghai Qijia Electronics Co., Ltd.

Certificate

To ensure product quality and international compliance, the company has established a state-of-the-art switch testing center (laboratory) that is accredited by the US UL WTDP Witnessed Laboratory and fully ISO 9001 Quality Management System. Its entire product line has successfully passed multiple international certifications, including UL and ETL in the US, TÜV, CE, SEMKO, and CB in Europe, KC in South Korea, and CQC in China, fully meeting the access requirements of diverse global markets.

Latest Updates

  • A new generation of rocker switches is on the market, safe and convenient

    The safety and convenience of electricity use in home and office spaces are increasingly valued. Recently, a new generation of high-performance rocker switches has been officially launched on the market. With its excellent safety performance and humanized design, it is becoming a new favorite for users to upgrade circuit control. The core of the new generation of rocker switches lies in all-round ...

    Jun 11, 2025

  • Micro switches continue to empower the core control of precision equipment

    In the pursuit of precision and intelligence of equipment, a seemingly small but crucial component - micro switches, with its precise triggering characteristics and excellent reliability, continues to play an irreplaceable core control role in many fields such as industrial automation, smart home appliances, automotive electronics and consumer electronics. The core value of micro switches lies in ...

    Jun 11, 2025

Industry knowledge

The Role of Micro Switches in Wiring Harness Applications

Micro switches are essential components in the wiring harnesses used across a wide range of applications, from household appliances to automotive electronics. These small but highly reliable switches are designed to ensure that circuits are activated or deactivated with precise sensitivity. In wiring harnesses, their fast response time and high durability make them perfect for controlling various electrical functions such as door sensors, safety systems, and control panels. As a manufacturer, we provide micro switches with CQC certification to ensure compliance with national standards and enhance the reliability of your product's wiring system.

How Micro Switches Enhance Safety in Automotive Wiring Harnesses

In automotive applications, wiring harnesses are critical for powering and controlling various systems in vehicles. Micro switches are often used in these systems, providing quick and reliable actuation for features like airbag sensors, seatbelt warnings, and power window controls. The micro switch's fast action mechanism ensures immediate responses, enhancing both safety and functionality in vehicles. With a high production capacity of over 80 million units annually, we are able to meet the growing demand for high-quality, safety-certified micro switches that are indispensable in automotive wiring harnesses.

The Importance of CQC Certification for Micro Switches in Wiring Harnesses

CQC certification plays a vital role in ensuring that micro switches meet national mandatory safety standards. For businesses looking to enter the Chinese market, this certification is crucial. It guarantees that products undergo strict testing for safety, electromagnetic compatibility, and reliability. This level of compliance ensures that your wiring harnesses will function as expected in various environments, providing peace of mind to both manufacturers and end-users. By choosing our micro switches, you’re investing in products that meet these rigorous standards, ensuring both quality and market readiness.

Applications of Micro Switches in Industrial Automation Wiring

Micro switches play a significant role in industrial automation wiring systems. These switches are typically used in applications such as assembly line control, safety systems, and machine activation/deactivation. Due to their compact size and long life, they are ideal for environments where space is limited and reliability is critical. Their ability to switch rapidly and endure mechanical stresses makes them indispensable for automated machinery that operates under harsh conditions. With automated equipment like injection molding machines and assembly lines in our factory, we ensure that every micro switch we produce is ready for such demanding environments.

Key Advantages of Micro Switches in Wiring Harness Design

Micro switches offer several key advantages when incorporated into wiring harness designs. These include:

  • Compact size, allowing for integration into tight spaces without compromising performance
  • Fast response time, ensuring timely switching in dynamic electrical environments
  • Long service life, reducing the frequency of replacements and maintenance
  • High sensitivity, enabling precise control in various applications

These characteristics make micro switches an excellent choice for high-precision wiring systems, such as those used in medical equipment and consumer electronics. When designing your wiring harness, you can count on our micro switches to meet the most demanding specifications, backed by our CQC certification to ensure top-quality standards.

The Impact of Micro Switch Reliability on Product Longevity

One of the key factors in the success of any wiring harness is the reliability of its components. Micro switches, with their robust design and long lifespan, contribute significantly to the overall durability of the wiring harness. By integrating micro switches into your systems, you ensure that your products will operate smoothly over an extended period, with minimal risk of failure. Whether for home appliances or industrial machines, investing in high-quality micro switches is a decision that pays off in the form of reduced downtime and improved product longevity.

How to Choose the Right Micro Switch for Your Wiring Harness

Selecting the right micro switch for your wiring harness requires a few considerations:

  • Current and Voltage Requirements: Ensure that the micro switch is rated for the specific electrical load of your wiring harness.
  • Actuation Force: Different applications require different actuation forces, depending on the sensitivity needed for switching.
  • Environmental Factors: Choose switches that are suitable for the environment, considering factors like temperature and humidity.
  • Size and Mounting: Micro switches come in various sizes; select one that fits within the constraints of your wiring design.

With our large production capacity and extensive experience, we’re able to offer custom micro switches tailored to meet the specific needs of your wiring harnesses. Reach out to us for solutions that provide reliability, compliance, and optimal performance for your systems.

Conclusion

Micro switches are a crucial part of wiring harnesses, providing fast, reliable switching capabilities for a wide range of applications. Their importance in sectors such as automotive, industrial automation, and household appliances cannot be overstated. With our commitment to quality, extensive production capacity, and CQC certification, we are the trusted partner for your micro switch needs, ensuring top-tier performance and compliance for your wiring harnesses.