Updated Aug 10, 2026 · Public platform & industry data

Aug 10, 2026 Updated

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2026 Top 10 Explosion Proof Operation Box Manufacturers in China

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Top-rated Explosion Proof Operation Box suppliers, How to choose a Explosion Proof Operation Box manufacturer, Best Explosion Proof Operation Box companies in China

The top 10 Explosion Proof Operation Box manufacturers in China for 2026 are: Nanyang Zhongtong Intelligent Technology Group Co., Ltd, Zhejiang Tengxuan Explosion proof Electrical Appliance Co., Ltd, Shanghai Hengke Instrument Technology Co., Ltd, Dongguan Keside Testing Instrument Co., Ltd, Shengyi Explosion proof Electrical Appliance (Zhejiang) Co., Ltd, Nanjing Kedi Xin Machinery Equipment Co., Ltd, Nanjing Sunrui Drying Equipment Co., Ltd, Nanjing Xinfei Drying Equipment Factory, Nanjing Feixiang Drying and Refrigeration Equipment Factory, Nanjing Feilong Pharmaceutical Equipment Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Nanyang Zhongtong Intelligent Technology Group Co., Ltd
Overall Score4.9 / 5
Est. Date2011-11-22
Registered Capital50000K CNY

Nanyang Zhongtong Intelligent Technology Group Co., Ltd. is registered at No. 61 Xingda East Road, Tanghe County Industrial Agglomeration Zone, Nanyang City, Henan Province. The registration authority is Tanghe County Market Supervision and Administration Bureau, and the legal representative is Cai Quan. The business scope includes explosion-proof motors, explosion-proof distribution devices, explosion-proof switch control and protection products, explosion-proof starters, explosion-proof transformers, explosion-proof actuators, explosion-proof plug-in devices, explosion-proof monitoring, explosion-proof communication signal devices, explosion-proof air conditioning ventilation devices, explosion-proof heaters, explosion-proof accessories, etc Research and development, production, sales, maintenance, and technical services of Ex components, explosion-proof instruments, explosion-proof sensors, safety barriers, explosion-proof instrument boxes, explosion-proof fans, explosion-proof lamps, lighting fixtures, positive pressure explosion-proof rooms, metal structures, sheet metal cabinets, high and low voltage complete sets of equipment, low voltage electrical appliances, industrial automation control systems, intelligent distribution systems, combustion and control equipment, environmental protection products, optoelectronic integrated products, computer software and information system integration, refrigeration, air conditioning, purification equipment, and air conditioning accessories; Installation and maintenance of explosion-proof electrical equipment, explosion-proof lighting fixtures, lighting fixtures, monitoring and communication equipment, and electromechanical equipment; Engaged in import and export trade of goods and technology. For licensed business projects, relevant department licenses must be obtained before operating. Core products: Explosion Proof Operation Box, Explosion-Proof Control Box, Energy Storage Air Conditioning

Top 2
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Zhejiang Tengxuan Explosion proof Electrical Appliance Co., Ltd
Overall Score4.7 / 5
Est. Date2015-09-24
Registered Capital51800K CNY

Zhejiang Tengxuan Explosion proof Electrical Appliance Co., Ltd., registered at No. 20 Fengxiang Road, Yang'ao Village, Yanpen Street, Yueqing City, Wenzhou City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Liu Yujuan, engages in the manufacturing, processing, and sales of explosion-proof electrical appliances, explosion-proof lamps, explosion-proof pipes, explosion-proof fans, explosion-proof instruments and meters (excluding measuring instruments), explosion-proof anti-corrosion equipment, distribution switch control equipment, electrical complete sets of equipment, high and low voltage electrical appliances and accessories; Import and export of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Explosion Proof Operation Box, Explosion-Proof Control Box, Explosion-Proof Distribution Box

Top 3
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Shanghai Hengke Instrument Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2014-12-25
Registered Capital500K CNY

Shanghai Hengke Instrument Technology Co., Ltd., registered at 2nd Floor, Building 11, No. 988 Zhongchun Road, Minhang District, Shanghai, with the Market Supervision Administration of Minhang District as the registration authority and Yang Kaibo as the legal representative, engages in technology development, technical consulting, technical services, and technology transfer in the fields of instrumentation technology, electromechanical technology, electronic technology, and computer technology. Its business scope includes daily necessities, electronic products, hardware and electrical equipment, metal products, mechanical equipment, office supplies, electronic components, electrical equipment, electromechanical equipment, communication equipment (except for satellite TV broadcasting ground receiving facilities), instrumentation, clothing and apparel, shoes and hats, leather products, washing products, craft gifts, computers, software, and auxiliary equipment (except for computer information system security dedicated). Wholesale and retail of products, construction project testing, Manufacturing and processing of mechanical equipment (excluding special equipment), molds, instruments and meters (excluding measuring instruments), welding equipment (limited to branch operations), metal product processing (limited to branch operations), and maintenance of mechanical and electrical equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Explosion Proof Operation Box, Rapid Temperature Change,

TOP4
Dongguan Keside Testing Instrument Co., Ltd
Overall Score4.6 / 5
Est. Date2015-05-15
Registered Capital12000K CNY

Dongguan Keside Testing Instrument Co., Ltd., with its registered address at 128 Sangyuanpu East Road, Dongcheng Street, Dongguan City, is registered with the Dongguan Market Supervision Administration and represented by Xu Jiayang. Its business scope includes general projects such as sales of testing machines; Manufacturing of testing machines; Sales of experimental analytical instruments; Manufacturing of experimental analytical instruments; Sales of instruments and meters; Manufacturing of instruments and meters; Instrument and meter repair; Sales of electronic measuring instruments; Manufacturing of electronic measuring instruments; Sales of pumps and vacuum equipment; Manufacturing of pumps and vacuum equipment; General equipment manufacturing (excluding special equipment manufacturing); General equipment repair; Manufacturing of general components; Sales of electronic specialized equipment; Specialized equipment repair; Manufacturing of electronic specialized equipment; Electronic product sales; Maintenance of electronic and mechanical equipment (excluding special equipment); Mechanical equipment research and development; Sales of mechanical equipment; Sales of mechanical parts and components; Mechanical parts and component processing; Retail of hardware products; Research and development of hardware products; Wholesale of hardware products; Manufacturing of hardware products; Sales of lubricating oil; Technology import and export; Import and export of goods. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Explosion Proof Operation Box, Humidity Chamber , Sand Dust Test Chamber

TOP5
Shengyi Explosion proof Electrical Appliance (Zhejiang) Co., Ltd
Overall Score4.6 / 5
Est. Date2013-07-24
Registered Capital100800K CNY

Shengyi Explosion proof Electrical Appliance (Zhejiang) Co., Ltd., with its registered address at No. 8 Bailian Road, Nanmingshan Street, Liandu District, Lishui City, Zhejiang Province, is registered with the Lishui Market Supervision Administration Bureau. The legal representative is Zou Shiwei, and the business scope includes licensed projects: manufacturing of civil defense engineering protective equipment; Construction project construction; Construction engineering design (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). General project: Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Research and development of distribution switch control equipment; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of electronic components; Wholesale of electronic components; Retail of electronic components; Manufacturing of supply instruments and meters; Sales of supply instruments and meters; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of electrical instruments and meters; Sales of electrical instruments and meters; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; Manufacturing of lighting fixtures; Sales of lighting fixtures; Security system monitoring service; Manufacturing of digital video surveillance systems; Sales of digital video surveillance systems; Fan and fan manufacturing; Sales of fans and blowers; Motor manufacturing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities are carried out independently based on the business license in accordance with the law).. Core products: Explosion Proof Operation Box, Distribution Box, Distribution Cabinet Lighting Maintenance Box

TOP6
Nanjing Kedi Xin Machinery Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2011-09-15
Registered Capital10000K CNY

Nanjing Kedixin Machinery Equipment Co., Ltd., with its registered address at No. 6 Feihua Industrial Park, Longtan Street, Qixia District, Nanjing City, is registered with the Qixia District Government Service Management Office of Nanjing City. The legal representative is Jiang Sen, and its business scope includes general projects such as mechanical equipment research and development; Sales of mechanical equipment; Manufacturing of pharmaceutical specialized equipment; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of metal processing machinery; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of specialized electrical and mechanical equipment; Manufacturing of mechanical and electrical equipment; Installation services for ordinary mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Specialized equipment repair; Sales of metal products; Manufacturing of ovens, furnaces, and electric furnaces; Sales of ovens, furnaces, and electric furnaces; General equipment manufacturing (excluding special equipment manufacturing); Maintenance of transportation facilities; Municipal facility management; Manufacturing of specialized equipment for traffic safety and control; Manufacturing of metal signs for transportation and public management; Manufacturing of metal structures; Sales of metal structures; Electronic product sales; Sales of refrigeration and air conditioning equipment; Sales of intelligent instruments and meters; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Explosion Proof Operation Box, Low Temperature Vacuum Drying Oven, Ozone Generator

TOP7
Nanjing Sunrui Drying Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2015-02-12
Registered Capital5000K CNY

Nanjing Su'enrui Drying Equipment Co., Ltd., with its registered address at No. 2 Kuaizi Road, Feihua Village, Longtan Street, Qixia District, Nanjing City, is registered with the Administrative Approval Bureau of Qixia District, Nanjing City. The legal representative is Ye Xianghong, and its business scope includes the research and development, production, sales, installation, maintenance, and technical services of drying equipment, microwave equipment, electric heating equipment, electronic equipment, ozone equipment, environmental protection equipment, mechanical equipment, electronic equipment, and biotechnology equipment; Sales of pharmaceutical equipment, food equipment, experimental equipment, instruments and meters, general equipment, hardware and electrical equipment, electronic components and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) Licensed projects: technology import and export; Import and export agency (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Explosion Proof Operation Box, Solvent Recovery And Drying Equipment, Vacuum Drying Oven

TOP8
Nanjing Xinfei Drying Equipment Factory
Overall Score4.5 / 5
Est. Date2002-05-23
Registered Capital100K CNY

Nanjing Xinfei Drying Equipment Factory, with its registered address at No. 16 Feihua Village Industrial Park, Longtan Street, Qixia District, Nanjing City. The registration authority is the Administrative Approval Bureau of Qixia District, Nanjing City, and the legal representative is Sun Fuxi. Its business scope includes the production and sales of drying equipment, pharmaceutical machinery, and industrial electric furnaces; Processing and sales of plush, toys, knitwear, clothing. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Explosion Proof Operation Box, Vacuum Feeder, Vacuum Drying Oven

TOP9
Nanjing Feixiang Drying and Refrigeration Equipment Factory
Overall Score4.3 / 5
Est. Date2003-08-18
Registered Capital1500K CNY

Nanjing Feixiang Drying and Refrigeration Equipment Factory, with its registered address in Shangba Village, Jing'an Street, Qixia District, Nanjing City, is registered with the Administrative Approval Bureau of Qixia District, Nanjing City. The legal representative is Li Gentang, and its business scope includes the production and sales of pharmaceutical machinery, drying and refrigeration equipment, ozone sterilization, and chemical machinery and equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Explosion Proof Operation Box, High Temperature Vacuum Oven, Hot Air Circulation Oven

TOP10
Nanjing Feilong Pharmaceutical Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2011-12-02
Registered Capital10500K CNY

Nanjing Feilong Pharmaceutical Equipment Co., Ltd. is located at No. 8 Nanda Road, Nanzhong Village, Jing'an Street, Qixia District, Nanjing City. It was established on December 2, 2011 and registered with the Qixia District Government Service Management Office. The legal representative is Zhou Xuelong. Core products: Explosion Proof Operation Box, Dry Heat Sterilization Oven, V-Shaped Mixer

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nanyang Zhongtong Intelligent Technology Group Co., Ltd2011-11-22Explosion Proof Operation Box, Explosion-Proof Control Box, Energy Storage Air Conditioning50000K CNYSupported
Zhejiang Tengxuan Explosion proof Electrical Appliance Co., Ltd2015-09-24Explosion Proof Operation Box, Explosion-Proof Control Box, Explosion-Proof Distribution Box51800K CNYSupported
Shanghai Hengke Instrument Technology Co., Ltd2014-12-25Explosion Proof Operation Box, Rapid Temperature Change, 500K CNYNot Supported
Dongguan Keside Testing Instrument Co., Ltd2015-05-15Explosion Proof Operation Box, Humidity Chamber , Sand Dust Test Chamber12000K CNYNot Supported
Shengyi Explosion proof Electrical Appliance (Zhejiang) Co., Ltd2013-07-24Explosion Proof Operation Box, Distribution Box, Distribution Cabinet Lighting Maintenance Box100800K CNYSupported
Nanjing Kedi Xin Machinery Equipment Co., Ltd2011-09-15Explosion Proof Operation Box, Low Temperature Vacuum Drying Oven, Ozone Generator10000K CNYNot Supported
Nanjing Sunrui Drying Equipment Co., Ltd2015-02-12Explosion Proof Operation Box, Solvent Recovery And Drying Equipment, Vacuum Drying Oven5000K CNYNot Supported
Nanjing Xinfei Drying Equipment Factory2002-05-23Explosion Proof Operation Box, Vacuum Feeder, Vacuum Drying Oven100K CNYSupported
Nanjing Feixiang Drying and Refrigeration Equipment Factory2003-08-18Explosion Proof Operation Box, High Temperature Vacuum Oven, Hot Air Circulation Oven1500K CNYNot Supported
Nanjing Feilong Pharmaceutical Equipment Co., Ltd2011-12-02Explosion Proof Operation Box, Dry Heat Sterilization Oven, V-Shaped Mixer10500K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • When selecting explosion-proof operation boxes for supply, it is recommended that enterprises prioritize checking their protection level (such as IP65), explosion-proof markings (such as Ex d IIB T4), and other key technical parameters to ensure compliance with specific hazardous environment usage requirements.
  • For explosive scenarios such as chemical and petroleum industries, the material (such as stainless steel or aluminum alloy) and structural design of explosion-proof operation boxes need to be adapted to corrosive gases or high temperature and high humidity environments. Different scenarios have differentiated requirements for sealing and heat dissipation.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information to balance technical adaptability and cooperation reliability.
  • When purchasing explosion-proof operation boxes, it is usually necessary to pay close attention to the compatibility between the box size and the layout of internal components, in order to avoid affecting the efficiency of subsequent equipment installation or maintenance operations due to insufficient space.

Knowledge Base

Q

When customers choose explosion-proof operation boxes, they usually attach great importance to the following service guarantees: product quality assurance: ensuring that the explosion-proof operation boxes provided comply with relevant national standards and industry specifications, have reliable explosion-proof performance, and can operate stably in hazardous environments. This is the most basic and important requirement of customers. After sales maintenance service: A responsive maintenance team is crucial. The customer hopes

Q

This article introduces the usage method of the explosion-proof box operating handle, including the composition and installation of the handle, as well as how to correctly use the handle for switch operation. At the same time, it is reminded to follow safety regulations when operating explosion-proof boxes to ensure personal safety.

Q

Explosion proof operation button box is an electrical control device with explosion-proof function, which is mainly used for operating and controlling electrical equipment in flammable and explosive environments. It can effectively prevent external explosion accidents caused by electrical sparks inside the box. It is mainly composed of explosion-proof shell, operation buttons, indicator lights, wiring terminals, protective components and other components. The explosion-proof shell is made of high-strength and corrosion-resistant materials, and is specially processed

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs