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AC/DC surge protection device
Anhui Jinli Electric Tech. Co., Ltd, a professional manufacturer of surge protection device, has AC SPD and DC SPD, with CE, RoHs, TUV, UL certificates.  And we keep offering SPDs to Sungrow, Goodwe, Growatt, Hopewind, Solax Power, INVT, and also work with Huawei on some projects. AC surge protection device is used in AC power supply system (50/60Hz), such as TT, TN, IT, power supply system of network communication equipment (WIFI, 4G and 5G), and factory low-voltage power  control system to protect from lightning striker and transient over-voltage. Uc of Jinli AC SPD:175V, 275V, 320V, 350V, 385V, 440V, 485V and 750V. DC surge protection device is used in all kinds of DC power system, such as broadcasting systems, communication systems, security monitoring systems, fire control systems, industrial control systems, and various other DC power equipment with DC voltage of 24V, 48V, 110V, 220V etc. Uc of Jinli DC SPD is: 85V, 225V, 350V.
AC surge protection device
Jinli AC surge protective device is used in AC power supply system (50/60Hz), such as TT, TN, IT, power supply system of network communication equipment (WIFI, 4G and 5G), and factory low-voltage power  control system to protect from lightning striker and transient over-voltage. Uc of Jinli AC SPD: 175V, 275V, 350V, 385V, 440V, 485V and 750V, including type 1+2 ac spd, type 2 ac spd. For type 1+2 SPD, we have Iimp=15kA, Iimp=25kA, Iimp=12.5kA. For type 2 spd, we have In=10kA, In-=20kA, In=40kA, In=60kA
DC surge protection device
DC surge protective device is used in all kinds of DC power system, such as broadcasting systems, communication systems, security monitoring systems, fire control systems, industrial control systems, and various other DC power equipment with DC voltage of 24V, 48V, 110V, 220V etc.  Uc of Jinli DC SPDs is: 85V, 225V, 350V
Solar surge protection device
Photovoltaic surge protection device is avalibale for 600V, 800V, 1000V and 1500V dc power system of phototvoltaic power generation equipment in DC side, DC combiner box, inverter in DC side, etc. 
Signal surge protection device
Signal surge protection device is used in weak current control systems (industrail control systems, telecommunication systems, fire alarm systems, security monitoring systems etc.) To ensure the telecom or data equipment sufficiently reliable, the signal sugre protection device must be installed to protect data equipment from transient overvoltage. 
Type 1 AC SPD
Jinli type 1+2 ac spd, has Iimp=15kA, Iimp=25kA, Iimp=12.5kA, from Uc=385V, Uc=680V, Uc=750V. For JLSP-BC680/12.5/3P+1/Y, Y means remote signaling, is offered to Huawei projects, with CE, TUV, RoHS certificates.
PCB type surge protection device
PCB type surge protection device is voltage-limiting type SPD and mainly used to prevent surge overvoltage in AC/DC power supply circuite, which equipped with safety disconnection device and status indicator. Normally, the indicator window is green, and will turn to red under malfunction and generate remote alarm signaling. 
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Through the nationwide sales and technical service network, we provide users with fast and personal services and create a safe and worry-free power environment.

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Through the nationwide sales and technical service network, we provide users with fast and personal services and create a safe and worry-free power environment.

dc spd 1000v
Jinli PV surge protection device solar DC SPD 1000V
Type 2 surge protector 1000V SPD In:20kA Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11 CE certificate
dc spd 600v
Jinli 2 poles solar surge protection device DC SPD 500V 600V
Type 2 surge protector 600v SPD In:20kA Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11
dc spd
Single phase power surge protection device DC SPD 220v
Type 2 DC surge protector In:20kA Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11
600v dc spd
Type 2 single phase surge protection device dc SPD 600V
Type 2 surge protector 600v SPD, single phase surge protection device In:20kA; Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11 OEM acceptable SPD factory, professional manufacturer
ac surge protective device
Type 2 three phase ac surge protection device power SPD 175V
Type 2 surge protector, Uc=175V, 4poles ac spd, surge protector 40ka In:20kA Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11
dc power supply spd
Jinli type 2 surge protection device 24V 48V 2poles DC SPD
Type 2 DC surge protector In:20kA; Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11 OEM & ODM SPD factory, professional manufacturer
type 2 dc spd
Single phase type 2 power surge protector dc spd 350V
Type 2 DC 350V surge protector In:20kA Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11
spd dc 20ka
Jinli small size dc spd 20kA surge protector
Type 2 DC surge protector, 670V dc surge protector In:10kA, Imax: 20kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11 OEM/ODM SPD manufacturer Sungrow, Goodwe, Growatt supplier, work with Huawei
dc spd 1000V
Jinli Type 2 DC surge protector 3poles SPD 1000V
Type 2 surge protector 1000V SPD, DC SPD 3 pole In:20kA; Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11 CE, UL certificate SPD factory, professional OEM manufacturer
dc surge protection device
Jinli type 2 dc surge arrester SPD 2 pole 1000V
Type 2 DC SPD 2 Pole, dc 1000V 2 pole In:20kA  Imax: 40kA Low voltage Up Internal disconnection, statue indicator, and remote signaling IEC 61643-11 OEM acceptable SPD factory, professional manufacturer
About Us
Anhui Jinli Electric Tech. Co., Ltd
  Anhui Jinli Electric Tech. Co., Ltd (hereinafter refered to as Jinli), located in High-tech industrial development zone, Hefei, Anhui province, is a national high-tech enterprise and one of the best innovation enterprises in Chinese lightning protection industry, with 56000 sq.m. for R&D, production and office, including 3800 sq.m. for laboratory.    Anhui JINLI Electric Tech. CO., LTD is always professionally dedicated to SPD production and owns 3 laboratories, which have the full test capabilities compliance with national and international standards such as IEC61643, UL1449. The labs have been assessed and found eligible to participate in UL witness data program, as well as testing at manufacturer’s premises laboratory approval by TüV Rheinland Group.  The surge protectors all pass the CE and Rosh certificates, and parts of them obtain UL certificate.   * 2006/3 The birth of Anhui Golden Power Electronic Co., Ltd   * 2008/9 Surge protective devices were 1st used in Luanda railway project in Angola   * 2009/6 1st manufacturer to offer SPDs in 2*300MW cogeneration project   * 2009/11 Achieved the National Hi-tech enterprise certification   * 2011/5 Renamed to Anhui Jinli Electric Tech. Co., Ltd   * 2012/8 Participated in formulating China lightning protection GB/T 21714   * 2012/11 Build the largest enterprise-class test center and MOV materail laboratory in east China   * 2014/4 Passed TUV approval for solar SPD   * 2014/11 Awarded the best innovative enterprise in lightning protection industry   * 2015/3 "Special intelligent power saving cabinet for PV SPD" came to the market   * 2016/4 Released new products of solar surge protection device   * 2016/8 Obtained RoHS certificate   * 2017/8 Obtained CE certificate and Thayer certificate of DOC   * 2018/7 Obtained the eligibility to participate in UL witness test data program   * 2018/7 Changed to new logo    * 2018/8 Laboratory approval by TUV Rheinland Group   * 2019/3 Released Second generation PCB SPD and T1+T2 PCB SPD   * 2020/5 Released intelligent lightning protection products   * 2021/10 Hold the first special seminar on lightning protection technology   * 2022/4 Upgraded product lines and manuals Baed on the concept of "Adering to original", Jinli is committed to power system security and focused on the over-voltage oritection  of electrical system. With technial service network, we can provide fast and professional service for users and creat a safe and worry-free electricity environment. 
view more about
2008
Established
56000
Factory area(㎡)
30+
Patent
20+
Research Team
Latest News

Through the nationwide sales and technical service network, we provide users with fast and personal services and create a safe and worry-free power environment.

Anhui Jinli Lightning Protection: Innovative smart lightning protection solutions, supporting petrochemical innovation models,shaping a green and safe future together
16/ January 2025
Anhui Jinli Lightning Protection: Innovative smart lightning protection solutions, supporting petrochemical innovation models,shaping a green and safe future together
  From January 9th to 10th, 2025, the annual working meeting of the Electrical Design Professional Committee of the China Petroleum and Chemical Exploration and Design Association was successfully held in Zhuhai, Guangdong.   The meeting was attended by more than 180 people, including Rong Shili, Executive Vice President and Secretary General of the Association, Geng Yuxia, Deputy Secretary General and Director of the Industry Service Department of the Association, Zhou Wei, Director of the Electrical Special Committee, Party Committee Member and Deputy General Manager of Shenhua Engineering Technology Co., Ltd., and expert representatives from 72 units including design institutes, petrochemical production enterprises, scientific research institutes, universities and manufacturing enterprises. The meeting was co-chaired by Li Shi, Deputy Director and Secretary General of the Electrical Special Committee, and Bai Bing, Deputy Secretary General.   During the meeting, Mr. Li Shi, deputy director and secretary-general of the Electrical Design Committee, delivered a report entitled "Summary of the Electrical Committee's Work in 2024". The report comprehensively summarized the committee's work in 2024 from three aspects: standardization work, industry service capacity building, and influence building. The committee will accelerate the promotion of new quality productivity in green development and digital empowerment of petrochemical electrical majors.   Anhui Jinli Electric Tech. Co., Ltd. (hereinafter referred to as Anhui Jinli) was honored to participate in the co-organization of this industry event as a specially invited member. During the meeting, Mr. He Ming, manager of Anhui Jinli's Technical Research Department, brought a special report on "Digital Age - Application of Intelligent Lightning Protection in Industrial Power Distribution System and Future Prospects", which deeply analyzed the application prospects of intelligent lightning protection systems and demonstrated the company's innovative achievements and forward-looking thinking in this field.   In particular, the in-depth interpretation and analysis of domestic and international lightning protection standards in the report won unanimous praise from experts and leaders present, fully demonstrating Anhui Jinli's professional strength and contribution in the industry. This achievement further consolidates our determination to build the world's best lightning protection brand.   Anhui Jinli will continue to uphold the development concept of "original technology as the guide, customer value as the center, and strivers as the foundation", deepen the field of medium and low voltage lightning protection, and continuously promote the comprehensive development of R&D, production, sales and services. We focus on lightning protection of electrical systems and are committed to providing users with a worry-free lightning protection experience. We look forward to ...
  • Technical exchange at Guodian Changjiang Ecological New Energy
    09/ January 2025
    Technical exchange at Guodian Changjiang Ecological New Energy
      On January 8, 2025, Anhui Jinli Electric Tech. Co., Ltd. held a technical exchange at Guodian Changjiang Ecological New Energy, mainly involving internal and external lightning protection design, lightning protection detection, the application of intelligent lightning protection in new energy systems, and photovoltaic intelligent power-saving cabinets to reduce costs and increase efficiency of photovoltaic power stations.   Jinli Electric technicians shared the standards and basis for internal and external lightning protection design in new energy (wind power and photovoltaic) systems. For wind power and photovoltaic systems, national and international standards are usually referenced, such as China's national standards "Technical Specifications for Wind Turbine Engineering" (GB/T 50030) and "Specifications for Construction and Acceptance of Photovoltaic Power Generation System Engineering" (GB/T 19939), as well as standards issued by the International Electrotechnical Commission (IEC), such as the IEC 61400 series and IEC 62548.   The lightning protection detection mainly includes the detection and evaluation of lightning protection measures in the new energy system. Common contents include grounding system testing of buildings or equipment, lightning strike risk assessment, and effectiveness testing of lightning protection equipment. The detection methods mainly include on-site investigation, use of testing instruments, and data analysis.   The application of intelligent lightning protection in new energy systems helps realize unmanned substations. Intelligent lightning protection refers to the use of advanced sensors, data analysis and control technologies to achieve intelligent monitoring, early warning and response in lightning protection systems. In new energy systems, intelligent lightning protection technology can monitor lightning activities in real time, predict lightning risks, and automatically execute lightning protection strategies through intelligent control systems to improve lightning protection effects and reliability. At the same time, intelligent lightning protection technology can also be applied to unmanned operation and maintenance of substations to achieve remote monitoring and management of lightning protection systems.   Jinli Electric recommended a new photovoltaic smart energy-saving cabinet and introduced its cost-reduction and efficiency-increasing effect on photovoltaic power stations. Photovoltaic smart energy-saving cabinet is an energy-saving device used in photovoltaic power stations. It optimizes the operation of photovoltaic power generation systems by precisely controlling the current, voltage and power in photovoltaic power generation systems. Photovoltaic smart energy-saving cabinets can automatically adjust the power generation of photovoltaic power stations according to lighting conditions and grid demand, thereby improving the power generation efficiency of photovoltaic sy...
  • Jinli Electric collaborates with Anhui Polytechnic University to promote innovative development in industry, academia, and research
    30/ December 2024
    Jinli Electric collaborates with Anhui Polytechnic University to promote innovative development in industry, academia, and research
      Last Friday, Professor Xu Dong of Anhui Polytechnic University (AHPU) came to Jinli Electric again and issued a letter of appointment to Yang Zhen, the general manager of Jinli, to appoint Yang Zhen as a graduate tutor and industrial professor ofAHPU. Jinli and AHPU opened a new chapter of in-depth cooperation.   General Manager Yang Zhen and Professor Xu Dong focused on key issues in industry-university-research and basic research, had in-depth exchanges, and promoted the implementation and transformation of scientific research results. Afterwards, Professor Xu Dong visited the Jinli’s surge protection device production workshop, key laboratories and other departments, and learned in detail about the core manufacturing technologies such as different varistors, laser brazing, induction brazing and reflow soldering, and praised the advanced technology of Jinli SPDs. Professor Xu Dong also introduced in detail his academic research in the research and development of varistor preparation technology, brazing material preparation and brazing industry optimization, and shared relevant support policies such as industry-education integration and project application. He hoped that schools and enterprises would be closely integrated around talent training, project application and technology research and development.      The cooperation withAHPU is a continuous expansion ofJinli’s school-enterprise platform cooperation. Focusing on the corporate mission of "protecting users from lightning" with the nine-square three-dimensional protection technology, Jinli will continue to delve into the forefront of lightning protection, create a safe electricity use environment, and jointly create a brilliant future for lightning protection.
  • Jinli Electric in 2024 Anhui Province Building Electrical Academic Annual Conference
    25/ December 2024
    Jinli Electric in 2024 Anhui Province Building Electrical Academic Annual Conference
      From December 13th to 15th, the 2024 Academic Annual Meeting of the Electrical Professional Committee of the Anhui Civil Engineering and Architecture Society was held at the Golden Eagle Shangmei Hotel in Wuhu City, Anhui Province. Anhui Jinli Electric Tech. Co., Ltd. (hereinafter referred to as "Jinli) brought new generation of surge protector devices and intelligent products to make a wonderful appearance.   This year's academic annual meeting, with the theme of "Green, Smart and Safe", attracted many industry experts and enterprises in the province. More than 400 experts and representatives from design institutes, production enterprises, construction units and scientific research institutions attended the meeting.   Jinli focused on displaying a new generation of low-voltage surge protection devices and intelligent products, which attracted leaders and young designers from the design institute. They showed great interest in our spds because they not only performed well in terms of power safety, but also represented the latest technological advances in the field of lightning protection. Designers said that in the past they only designed related plans on drawings, but had never seen such advanced physical products. This exhibition broadened their horizons and gave them a deep understanding of the practical applications and technical advantages of surge protective devices.   This annual meeting not only allowed Jinli to showcase its technical achievements in the field of low-voltage surge protection device, but also laid a solid foundation for our cooperation with design institutes and other industry partners. In the future, we plan to strengthen interaction with design institutes, hold technical exchanges and training activities regularly, and help designers gain a deep understanding of and master advanced surge protection technologies. We believe that through continued cooperation and innovation, we can jointly promote the development of power safety and lightning protection technology and create a safer and smarter electrical environment. Jinli looks forward to working hand in hand with more partners to jointly meet new opportunities and challenges in the industry.
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