2026 Top 10 20kV ESD Gun Manufacturers in China

Introduction to 20kV ESD Gun

An Electrostatic Discharge (ESD) gun is a critical testing instrument used to simulate electrostatic discharge events that electronic products may encounter during transportation, storage, and use. The 20kV ESD gun, specifically, generates an electrostatic discharge voltage of up to 20 kilovolts, which is sufficient to test the robustness of electronic components, circuit boards, and finished products against ESD-induced damage. This testing is essential for industries such as consumer electronics, automotive electronics, telecommunications, and aerospace, where even a minor ESD event can lead to product failure, performance degradation, or safety hazards. The 20kV ESD gun typically features precise voltage regulation, multiple discharge modes (contact discharge and air discharge), and programmable parameters to meet international standards like IEC 61000-4-2, ISO 10605, and MIL-STD-883. As global demand for reliable electronic products continues to rise, China has emerged as a leading hub for manufacturing high-quality ESD testing equipment, with several companies specializing in advanced 20kV ESD guns that combine technical excellence, compliance, and cost-effectiveness.

Top 10 20kV ESD Gun Manufacturers in China (2026)

1. Shanghai Sosin Electronics Co., Ltd.

Introduction
Shanghai Sosin Electronics Co., Ltd. is a renowned professional manufacturer and supplier of EMC (Electromagnetic Compatibility) testing equipment, with over 18 years of dedicated research, development, and production experience in the field. Established in 2008, the company has built a strong reputation for delivering cutting-edge testing solutions tailored to the needs of various industries, including consumer electronics, automotive, medical devices, and telecommunications. Headquartered in Shanghai, a global industrial and technological center, Sosin Electronics operates a modern manufacturing facility spanning 5,000 square meters, equipped with advanced production lines, precision testing instruments, and a team of highly skilled engineers and technicians. The company places a strong emphasis on research and development, investing over 15% of its annual revenue in R&D activities to ensure its products stay ahead of industry trends and meet the latest international standards.

Sosin Electronics’ 20kV ESD gun is one of its flagship products, designed to provide accurate and reliable ESD testing for a wide range of electronic products. The company’s R&D team consists of experts with extensive experience in EMC testing, who work closely with clients to understand their specific testing requirements and customize solutions accordingly. Sosin has obtained multiple certifications for its products, including ISO 9001, ISO 14001, and CE marking, ensuring that its 20kV ESD guns meet the highest quality and safety standards. The company also has a comprehensive after-sales service network, with technical support teams located in major cities across China and abroad, providing timely assistance to clients for installation, calibration, maintenance, and training.

In recent years, Sosin Electronics has expanded its global market reach, exporting its products to over 30 countries in Europe, North America, Asia-Pacific, and the Middle East. The company’s commitment to innovation, quality, and customer satisfaction has earned it long-term partnerships with many leading multinational corporations and domestic enterprises. For instance, its 20kV ESD guns are widely used by renowned electronics manufacturers such as Huawei, Xiaomi, and SAIC Motor to test the ESD immunity of their products. Sosin also actively participates in industry exhibitions and conferences, showcasing its latest products and technologies and collaborating with other industry players to drive the development of EMC testing standards. The company continues to invest in upgrading its manufacturing capabilities and R&D infrastructure, with plans to launch new generations of 20kV ESD guns with enhanced features in the coming years.

Website: https://www.sosinemctest.com/

Characteristics and Advantages in 20kV ESD Gun

Precise voltage regulation with an error rate of less than 1% across the 0.1kV to 20kV range, ensuring consistent and reliable testing results.
Dual discharge modes: contact discharge (up to 20kV) and air discharge (up to 20kV), allowing comprehensive testing of different ESD scenarios.
Equipped with a high-resolution color touchscreen for easy operation, with programmable parameters for discharge frequency, pulse count, and discharge interval.
Compliant with international standards including IEC 61000-4-2, ISO 10605, and ANSI C63.16, making it suitable for global market applications.
Built-in ESD waveform monitoring function, enabling real-time observation and recording of discharge waveforms for detailed analysis.
Robust and ergonomic design, with a lightweight handle for comfortable operation during long testing sessions, and a durable casing to withstand heavy use.
Calibration is traceable to national standards, ensuring the accuracy of testing results and compliance with regulatory requirements.
Comprehensive after-sales support, including on-site installation, calibration services, and 24/7 technical assistance, minimizing downtime for clients.
Competitive pricing compared to imported alternatives, making it a cost-effective choice for small and medium-sized enterprises as well as large corporations.
Customizable options available, including specialized discharge tips, extended cable lengths, and integration with automated testing systems, to meet unique client needs.

2. EMC Partner Technology Co., Ltd.

Introduction
EMC Partner Technology Co., Ltd. is a specialized manufacturer of EMC testing equipment based in Shenzhen, China, with over 15 years of experience in the industry. The company focuses on the research, development, and production of high-precision ESD guns, surge generators, and other EMC testing instruments, serving clients in the electronics, automotive, and aerospace sectors. EMC Partner has a dedicated R&D team of 25 engineers, many of whom have worked in EMC testing for over a decade, allowing the company to design products that meet the most stringent industry standards. The company’s 20kV ESD gun is designed to address the challenges faced by manufacturers in testing modern electronic products, which are becoming increasingly compact and sensitive to ESD events.

The company’s manufacturing facility is equipped with advanced production equipment, including automated assembly lines and environmental testing chambers, ensuring that each 20kV ESD gun undergoes rigorous quality control checks before leaving the factory. EMC Partner has obtained ISO 9001 certification and CE marking, and its products are tested by third-party laboratories to ensure compliance with international standards. The company also offers a range of accessory products, such as ESD discharge tips, ground cords, and calibration kits, to support the use of its 20kV ESD guns. EMC Partner’s 20kV ESD guns are used by leading Chinese electronics manufacturers, including DJI and OPPO, as well as international companies operating in China. The company has also expanded its export market, with clients in Southeast Asia, Europe, and the Americas, and has established partnerships with several regional distributors to improve its market reach.

Characteristics and Advantages in 20kV ESD Gun

Compact and portable design, ideal for on-site testing and laboratory use, with a weight of only 1.2kg for easy handling.
Fast discharge response time (less than 1 nanosecond), ensuring accurate simulation of real-world ESD events.
Multi-language interface, supporting Chinese, English, and other languages, catering to global client needs.
Built-in memory for storing up to 100 test programs, enabling quick access to frequently used testing configurations.
Compliant with automotive ESD standards such as ISO 10605 and GB/T 17626.2, making it suitable for automotive electronics testing.
Low power consumption, with a rechargeable battery that provides up to 8 hours of continuous use, reducing the need for frequent power connections.
Advanced safety features, including over-voltage protection and short-circuit protection, to ensure operator safety during testing.
Affordable pricing, with cost savings of up to 30% compared to imported 20kV ESD guns, without compromising on quality.
Local calibration services available in Shenzhen and other major cities, reducing the time and cost of calibrating testing equipment.
Strong after-sales service, with a 2-year warranty on all 20kV ESD guns and free software updates for life.

3. Beijing PNK Electromechanical Technology Co., Ltd.

Introduction
Beijing PNK Electromechanical Technology Co., Ltd. is a leading manufacturer of EMC testing and measurement equipment, located in Beijing, China, with over 20 years of experience in the industry. The company specializes in the development of high-end ESD guns, surge generators, and electromagnetic field test systems, serving clients in the aerospace, defense, and automotive sectors. PNK Electromechanical has a strong focus on technological innovation, with its R&D team consisting of engineers with advanced degrees in electrical engineering and electromagnetic compatibility. The company’s 20kV ESD gun is designed for high-precision testing of critical electronic systems, where even minor deviations in testing can lead to significant consequences.

PNK Electromechanical’s manufacturing facility is equipped with state-of-the-art testing instruments, including high-voltage oscilloscopes and ESD waveform analyzers, to ensure that each 20kV ESD gun meets strict performance specifications. The company has obtained certifications from China National Accreditation Service for Conformity Assessment (CNAS) and CE marking, and its products are widely used in national defense projects, aerospace applications, and automotive testing laboratories. PNK Electromechanical works closely with research institutions and universities in China, collaborating on joint research projects to advance EMC testing technology. The company’s 20kV ESD guns are also exported to countries such as Russia, Germany, and Australia, and have a strong reputation for reliability in demanding industrial environments.

Characteristics and Advantages in 20kV ESD Gun

Ultra-high voltage precision, with an adjustment range of 0.1kV to 20kV and an accuracy of ±0.5%, making it suitable for critical testing applications.
Advanced discharge waveform control, with adjustable rise time and pulse width to simulate various ESD events as per MIL-STD-883 and GJB standards.
Integrated data logging function, which can store up to 10,000 test results and waveforms, enabling detailed analysis of testing data.
Ergonomic design with a non-slip handle and a trigger mechanism that reduces operator fatigue during extended testing.
Robust construction with a metal casing, resistant to dust, moisture, and mechanical impact, suitable for use in harsh industrial environments.
Compliant with military and aerospace ESD standards, including MIL-STD-461 and GJB 151B, which is rare among Chinese manufacturers.
Customizable discharge parameters, including discharge polarity, number of pulses, and pulse interval, to meet specific client testing requirements.
Comprehensive technical support, including training for operators and engineers on ESD testing standards and best practices.
Long product lifespan, with average operating life exceeding 10 years when properly maintained, reducing long-term costs for clients.
Partnership with CNAS-accredited calibration laboratories, ensuring that calibration services are fast and accurate.

4. Suzhou Tester Electronic Technology Co., Ltd.

Introduction
Suzhou Tester Electronic Technology Co., Ltd. is a professional manufacturer of EMC testing equipment based in Suzhou, China, with over 12 years of experience in the industry. The company specializes in the production of ESD guns, surge generators, and radio frequency (RF) testing equipment, serving clients in the consumer electronics, telecommunications, and medical device sectors. Suzhou Tester has a modern R&D center and manufacturing facility, spanning 3,000 square meters, with a team of 30 engineers and technicians dedicated to product development and quality control. The company’s 20kV ESD gun is designed to meet the needs of high-volume production testing, where speed and reliability are critical.

Suzhou Tester places a strong emphasis on quality management, having obtained ISO 9001 and ISO 13485 certifications, and its products are tested to comply with international EMC standards. The company’s 20kV ESD guns are used by many leading Chinese consumer electronics manufacturers, including Lenovo and Haier, to test the ESD immunity of their products before mass production. Suzhou Tester also offers customized testing solutions, including integrated systems that combine ESD testing with other EMC tests such as radiated immunity and conducted immunity. The company has a strong distribution network in China, with offices in Suzhou, Shanghai, and Guangzhou, and exports its products to over 20 countries.

Characteristics and Advantages in 20kV ESD Gun

High test speed, with a discharge rate of up to 100 discharges per second, ideal for high-volume production line testing.
User-friendly interface with a large, 7-inch color touchscreen, making it easy to program and operate even for non-technical users.
Compliance with international standards including IEC 61000-4-2, CISPR 24, and GB/T 17626.2, ensuring global acceptance.
Automatic discharge tip change function, which reduces the time spent on manual tip replacement during testing.
Built-in self-diagnostic function, which detects and alerts users to potential issues such as low battery or faulty components.
Energy-efficient design, with a power consumption of less than 50W, reducing operating costs for clients.
Competitive lead times, with production and delivery within 15 working days for standard orders, meeting tight project deadlines.
Local technical support in Suzhou, Shanghai, and Guangzhou, enabling fast response to client issues.
Bundle packages available, including the 20kV ESD gun, calibration kit, and training, providing value for money.
Regular software updates to ensure compliance with the latest ESD testing standards and improve product functionality.

5. Chongqing Golden Test Equipment Co., Ltd.

Introduction
Chongqing Golden Test Equipment Co., Ltd. is a specialized manufacturer of EMC testing equipment based in Chongqing, China, with over 10 years of experience in the industry. The company focuses on the research, development, and production of ESD guns, surge generators, and electrical fast transient (EFT) generators, serving clients in the automotive, electronics, and energy sectors. Chongqing Golden Test has a dedicated R&D team of 20 engineers, with expertise in high-voltage technology and electromagnetic compatibility. The company’s 20kV ESD gun is designed to address the specific testing needs of the automotive industry, which requires compliance with strict ESD standards for vehicle electronics.

Chongqing Golden Test’s manufacturing facility is equipped with advanced high-voltage testing equipment, ensuring that each 20kV ESD gun undergoes rigorous performance testing. The company has obtained ISO 9001 certification and CE marking, and its products are used by major automotive manufacturers in China, including Changan Automobile and Geely. The company also works closely with automotive research institutes to develop testing solutions that meet the latest automotive ESD standards. In recent years, Chongqing Golden Test has expanded its product line to include 20kV ESD guns designed for electric vehicle (EV) testing, as the demand for EV electronics continues to grow.

Characteristics and Advantages in 20kV ESD Gun

Optimized for automotive testing, with compliance with ISO 10605, GB/T 17626.2, and LV 145 standards, specific to vehicle electronics.
Designed to withstand the vibrations and temperature variations of automotive environments, with a wide operating temperature range of -20°C to 55°C.
Integrated ground connection monitoring function, ensuring that the testing setup meets the required ground resistance for accurate results.
Dual-mode operation: manual mode for laboratory testing and automatic mode for production line testing.
Large storage capacity for test programs (up to 200 programs), allowing easy switching between different testing configurations.
Advanced discharge waveform stability, with minimal variation in waveform parameters over extended testing periods.
Affordable pricing for automotive-grade ESD guns, making it accessible for small and medium-sized automotive component manufacturers.
Customization options for automotive test setups, including integration with vehicle test benches.
1-year on-site warranty for automotive applications, providing additional support for clients in the automotive industry.
Strong focus on after-sales service for automotive clients, with engineers trained in automotive ESD testing standards.

6. Guangzhou EMC Tech Co., Ltd.

Introduction
Guangzhou EMC Tech Co., Ltd. is a leading manufacturer of EMC testing equipment based in Guangzhou, China, with over 14 years of experience in the industry. The company specializes in the development and production of ESD guns, RF test chambers, and EMC test systems, serving clients in the telecommunications, consumer electronics, and medical device sectors. Guangzhou EMC Tech has a modern R&D center and ISO 9001-certified manufacturing facility, with a team of 25 engineers dedicated to product innovation. The company’s 20kV ESD gun is designed to meet the high precision requirements of telecommunications equipment testing, where ESD can cause malfunctions in mobile phones, base stations, and other communication devices.

Guangzhou EMC Tech’s 20kV ESD guns are tested in accordance with international standards, including IEC 61000-4-2, and are used by major telecommunications manufacturers such as ZTE and Huawei. The company also offers a range of consulting services, helping clients to set up EMC testing laboratories and comply with regulatory requirements. Guangzhou EMC Tech has a strong export presence, with clients in Europe, Southeast Asia, and South America, and has established partnerships with global EMC equipment distributors.

Characteristics and Advantages in 20kV ESD Gun

Ultra-high precision discharge voltage, with an accuracy of ±0.3% across the 0.1kV to 20kV range, suitable for telecommunications testing.
Fast update rate (up to 10Hz) for test parameters, allowing quick adjustments during testing.
Compliance with telecommunications ESD standards including IEC 61000-4-2 and ITU-T K.20.
Integrated communication interface (USB and Ethernet) for easy integration with automated testing systems.
Lightweight design (1.1kg) with a compact size, ideal for testing small telecommunications devices such as mobile phones and wearables.
Built-in error logging function, which records all test parameters and results for compliance reporting.
Competitive pricing with a 2-year warranty, providing good value for telecommunications manufacturers.
Technical support tailored to telecommunications testing, including assistance with meeting regulatory requirements for global markets.
Regular participation in telecommunications industry exhibitions, showcasing products to global clients.
Flexible payment options, including credit terms for bulk orders, supporting large-scale procurement projects.

7. Tianjin Test Instrument Co., Ltd.

Introduction
Tianjin Test Instrument Co., Ltd. is a state-owned enterprise specializing in the production of testing and measurement equipment, based in Tianjin, China, with over 30 years of experience in the industry. The company is one of the oldest manufacturers of EMC testing equipment in China, with a strong reputation for quality and reliability. Tianjin Test Instrument’s product line includes ESD guns, surge generators, power quality analyzers, and other testing instruments, serving clients in the energy, automotive, and industrial sectors. The company’s R&D team has extensive experience in developing high-voltage testing equipment, and its 20kV ESD gun is designed to meet the most stringent national and international standards.

As a state-owned enterprise, Tianjin Test Instrument has strong ties with Chinese research institutions and regulatory bodies, making it a trusted supplier for government and state-owned enterprises. The company’s manufacturing facility is equipped with advanced production equipment and has a strict quality control system, ensuring that each 20kV ESD gun meets high performance standards. Tianjin Test Instrument’s products are used in China’s national laboratories, as well as by large industrial enterprises such as Sinopec and China Southern Power Grid. The company also exports its products to over 15 countries, with a focus on quality and compliance.

Characteristics and Advantages in 20kV ESD Gun

Proven reliability with over 30 years of manufacturing experience, making it a trusted choice for industrial and government clients.
Compliant with Chinese national standards including GB/T 17626.2 and GB/T 19951, as well as international standards.
Robust, heavy-duty design, suitable for use in industrial environments where equipment may be subjected to rough handling.
Comprehensive testing capabilities, with options for integrating the 20kV ESD gun with other industrial testing systems.
Long product lifespan, with many units in operation for over 15 years, reducing long-term replacement costs.
Competitive pricing for high-volume orders, making it ideal for large industrial clients.
Local service network across China, with offices in Tianjin, Beijing, Shanghai, and Guangzhou, ensuring fast support.
Ability to meet special regulatory requirements for government projects, including customized testing and documentation.
Calibration services provided by CNAS-accredited laboratories, ensuring compliance with national calibration standards.
Strong research and development capabilities, with ongoing investment in improving product performance and meeting new industry standards.

8. Ningbo ESD Tech Co., Ltd.

Introduction
Ningbo ESD Tech Co., Ltd. is a private manufacturer of EMC testing equipment based in Ningbo, China, with over 13 years of experience in the industry. The company specializes in the production of ESD guns, ESD protection equipment, and related testing instruments, serving clients in the electronics, packaging, and manufacturing sectors. Ningbo ESD Tech’s focus on ESD protection and testing makes it a unique player in the market, with a deep understanding of the challenges faced by manufacturers in preventing ESD damage. The company’s 20kV ESD gun is designed not only for testing product immunity but also for training ESD safety practices in manufacturing facilities.

Ningbo ESD Tech’s manufacturing facility is located in the Ningbo High-Tech Zone, with a team of 22 engineers dedicated to product development. The company’s 20kV ESD guns are used by small and medium-sized electronics manufacturers in the Yangtze River Delta region, as well as by larger corporations. The company also offers ESD training services, helping clients to implement effective ESD control programs in their facilities. Ningbo ESD Tech has obtained ISO 9001 certification and CE marking, and its products are exported to countries in Asia and Europe.

Characteristics and Advantages in 20kV ESD Gun

Dual purpose: suitable for both product ESD immunity testing and ESD safety training for manufacturing staff.
User-friendly design with simple controls, ideal for training purposes where technical complexity is not required.
Compliant with basic ESD testing standards (IEC 61000-4-2) at an affordable price point for small and medium-sized enterprises.
Compact and portable, with a carrying case for easy transport between different testing locations or training sites.
Integrated ESD safety training materials provided with each gun, helping clients to educate their staff on ESD best practices.
Low maintenance requirements, with minimal parts that need replacement, reducing operating costs.
Fast delivery for standard orders, with production and shipping within 10 working days.
Local support in the Yangtze River Delta, including on-site training and maintenance services.
Customizable branding options, allowing clients to have their company logo on the 20kV ESD gun for training purposes.
Focus on small and medium-sized enterprise (SME) needs, with flexible payment terms and volume discounts for training programs.

9. Qingdao High-Power Test Equipment Co., Ltd.

Introduction
Qingdao High-Power Test Equipment Co., Ltd. is a manufacturer of high-voltage testing and EMC equipment based in Qingdao, China, with over 11 years of experience in the industry. The company specializes in the production of ESD guns, high-voltage generators, and power testing instruments, serving clients in the power, electronics, and defense sectors. Qingdao High-Power has a strong focus on high-power testing solutions, and its 20kV ESD gun is designed to work in conjunction with high-voltage test systems for comprehensive ESD testing. The company’s R&D team has expertise in high-power electronics and electromagnetic field analysis, ensuring that its products meet the demanding requirements of industrial testing.

Qingdao High-Power’s manufacturing facility is equipped with high-power testing laboratories, where each 20kV ESD gun undergoes extensive performance testing. The company has obtained ISO 9001 and ISO 14001 certifications, and its products are used by power utilities, defense contractors, and large electronics manufacturers in China. The company also offers customized high-power ESD testing systems, integrating its 20kV ESD guns with other instruments to create complete testing solutions for clients. In recent years, Qingdao High-Power has expanded its export market to countries in Africa and the Middle East, where demand for high-voltage testing equipment is growing.

Characteristics and Advantages in 20kV ESD Gun

Designed for integration with high-power test systems, making it suitable for comprehensive industrial ESD testing.
High pulse current capability, with peak current up to 10A at 20kV, enabling testing of high-power electronic devices.
Compliant with power industry ESD standards, including GB/T 14598.14 and IEC 60255-22-3.
Advanced thermal management system, preventing overheating during extended high-power testing.
Robust design with a heavy-duty casing, suitable for use in high-power testing environments.
Customizable integration with third-party test systems, including data acquisition and control software.
Competitive pricing for high-power ESD guns, with volume discounts for power sector clients.
Technical support focused on high-power testing, including assistance with system integration and troubleshooting.
Long warranty period of 3 years for industrial applications, providing peace of mind for clients.
Strong presence in emerging markets in Africa and the Middle East, with local distributors offering support and spare parts.

10. Xiamen EMC Solutions Co., Ltd.

Introduction
Xiamen EMC Solutions Co., Ltd. is a professional provider of EMC testing solutions based in Xiamen, China, with over 16 years of experience in the industry. The company specializes in the development and production of ESD guns, ESD test chambers, and EMC consulting services, serving clients in the consumer electronics, automotive, and medical device sectors. Xiamen EMC Solutions’ unique approach combines product manufacturing with consulting services, helping clients to not only obtain testing equipment but also to implement effective EMC programs. The company’s 20kV ESD gun is designed to meet the specific needs of medical device manufacturers, who must comply with strict regulatory standards such as IEC 60601-1-2.

Xiamen EMC Solutions has a modern R&D center and manufacturing facility, with a team of 28 engineers including EMC consultants and test engineers. The company’s 20kV ESD guns are tested to comply with medical device EMC standards, and are used by leading medical device manufacturers in China, including Mindray and Haier Medical. The company also offers full EMC consulting services, including laboratory setup, compliance testing, and regulatory submission support. Xiamen EMC Solutions has obtained ISO 9001 and ISO 13485 certifications, and its products are exported to over 25 countries, with a strong presence in Europe and North America.

Characteristics and Advantages in 20kV ESD Gun

Optimized for medical device testing, with compliance with IEC 60601-1-2 and ISO 14971, which are critical for medical product regulatory approval.
Strict quality control processes, with each 20kV ESD gun undergoing 100% testing before delivery, ensuring reliability for medical applications.
Comprehensive EMC consulting services offered alongside the product, helping clients to meet regulatory requirements efficiently.
Advanced safety features, including interlock functions for use in medical laboratories, protecting operators from high-voltage hazards.
Compliance with global medical device standards, enabling clients to market products in multiple regions.
Customizable test reports, tailored to meet the documentation requirements of regulatory bodies such as the FDA and CE.
Competitive pricing for medical-grade ESD guns, with a 2-year warranty and dedicated technical support for medical clients.
Partnership with global regulatory consulting firms, assisting clients with international product approval processes.
Regular updates to ensure compliance with the latest medical EMC standards.
Local support in Xiamen, Shanghai, and Shenzhen, with on-site assistance for medical laboratory setup and calibration.

Conclusion

The 2026 top 10 20kV ESD gun manufacturers in China represent a diverse group of companies, each with unique strengths and areas of specialization. From the innovative solutions of Shanghai Sosin Electronics Co., Ltd. to the industry expertise of state-owned enterprises like Tianjin Test Instrument Co., Ltd., these manufacturers have established themselves as leaders in the global EMC testing equipment market. Each company’s 20kV ESD gun is designed to meet specific industry needs, whether it’s automotive testing, medical device compliance, telecommunications, or high-power industrial applications. The combination of technical innovation, compliance with international standards, competitive pricing, and comprehensive after-sales support has allowed these Chinese manufacturers to compete with established global players and serve a growing global demand for reliable ESD testing equipment. As the electronics industry continues to evolve, with new technologies such as 5G, electric vehicles, and IoT devices driving demand for advanced testing solutions, these top 10 manufacturers are well-positioned to lead the development of next-generation 20kV ESD guns that meet the future needs of industries worldwide.