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2025 Top 10 PLC Control Chiller Suppliers in China

Nov 19, 2025Leave a message

Introduction to PLC Control Chillers

PLC (Programmable Logic Controller) control chillers are advanced cooling systems that utilize programmable logic controllers to regulate and manage the cooling process. These chillers offer precise temperature control, high efficiency, and enhanced reliability. PLC technology allows for flexible programming, enabling the chiller to adapt to different operating conditions and user requirements. They are widely used in various industries such as manufacturing, food and beverage, pharmaceutical, and chemical, where precise temperature control is crucial for product quality and production efficiency.


Top 10 PLC Control Chiller Suppliers in China

1. Wenzhou DMG machinery Co., Ltd

Wenzhou DMG machinery Co., Ltd is a leading manufacturer in the field of industrial machinery, with a particular focus on high - quality PLC control chillers. The company has been dedicated to research, development, production, and sales of industrial equipment for many years.


Company IntroductionEstablished in [Year of establishment], Wenzhou DMG machinery Co., Ltd has grown from a small - scale workshop to a well - known enterprise in the industry. It has a modern production base equipped with advanced manufacturing and testing equipment. The company's R & D team consists of experienced engineers who are constantly exploring new technologies and improving product performance. They adhere to strict quality control systems, ensuring that each chiller leaving the factory meets high - standard quality requirements.


Features in PLC Control Chillers


  • Precise Temperature Control: The PLC control system in DMG's chillers can achieve temperature control accuracy within ±0.1°C. This high - precision control is crucial for industries such as semiconductor manufacturing, where even the slightest temperature deviation can affect product quality.
  • Energy Efficiency: DMG's chillers are designed with energy - saving features. The PLC can optimize the operation of the compressor, fan, and pump according to the actual cooling load, reducing energy consumption by up to 30% compared to traditional chillers.
  • User - Friendly Interface: The human - machine interface (HMI) of DMG's chillers is intuitive and easy to operate. Users can easily set parameters, monitor the operating status of the chiller, and receive real - time alarms through the touch - screen interface.


Company Advantages


  • Customization Capability: DMG can customize PLC control chillers according to the specific needs of customers. Whether it is a special cooling capacity requirement, unique installation environment, or specific control functions, the company can provide tailored solutions.
  • After - Sales Service: The company has a professional after - sales service team that can provide timely technical support and maintenance services. They offer on - site installation and commissioning, as well as long - term after - sales follow - up to ensure the stable operation of the chillers.
  • Industry Reputation: With years of experience in the market, Wenzhou DMG machinery Co., Ltd has established a good reputation among customers. Their products are widely recognized for their high quality and reliable performance.


Website: https://www.dmgmachines.com/


2. Guangzhou Kejian Refrigeration Equipment Co., Ltd

Company IntroductionGuangzhou Kejian Refrigeration Equipment Co., Ltd is a comprehensive enterprise integrating R & D, production, and sales of refrigeration equipment. It has a strong technical force and a complete production system. The company has been committed to providing high - performance PLC control chillers for different industries. Their production facilities are equipped with state - of - the - art technology, allowing for large - scale and high - precision production. The company also attaches great importance to innovation, continuously investing in research to improve the performance and functionality of its products.


Features in PLC Control Chillers


  • Advanced Control Algorithm: The PLC in Kejian's chillers uses an advanced control algorithm that can quickly respond to changes in the cooling load. It can adjust the operation of the chiller components in real - time, ensuring stable and efficient operation.
  • Remote Monitoring and Control: Kejian's chillers support remote monitoring and control through an Internet - of - Things (IoT) platform. Users can monitor the operating status of the chiller, adjust parameters, and receive alarms remotely via a mobile app or a computer, which is very convenient for large - scale industrial applications.
  • Low Noise Operation: The company has optimized the design of the chiller's structure and components to reduce noise levels. Their PLC control chillers operate quietly, which is suitable for environments where noise is a concern, such as hospitals and laboratories.


Company Advantages


  • Rich Industry Experience: With decades of experience in the refrigeration industry, Kejian has in - depth knowledge of different industries' cooling requirements. This enables them to provide more targeted solutions and high - quality products.
  • Quality Assurance: Kejian has a strict quality management system that covers every aspect of the production process, from raw material procurement to finished product testing. All products are certified by relevant international standards, ensuring high - quality and reliable performance.
  • Technical Innovation: The company actively promotes technical innovation, collaborating with research institutions and universities to introduce new technologies and concepts into the design and production of PLC control chillers.


3. Shanghai Hanwei Refrigeration Equipment Co., Ltd

Company IntroductionShanghai Hanwei Refrigeration Equipment Co., Ltd is a well - known refrigeration equipment manufacturer in China. It has a modern factory with advanced production lines and testing equipment. The company focuses on the development and production of high - end PLC control chillers. Their R & D department is constantly working on improving the performance and energy efficiency of the chillers. They also pay attention to environmental protection, using environmentally friendly refrigerants in their products.


Features in PLC Control Chillers


  • High - Speed Cooling: Hanwei's PLC control chillers are designed to achieve high - speed cooling. The advanced compressor and heat exchanger technology, combined with the intelligent control of the PLC, can quickly reduce the temperature of the cooling medium, which is very suitable for industries with high - speed production processes.
  • Self - Diagnosis Function: The PLC in Hanwei's chillers has a self - diagnosis function. It can detect faults in the chiller system in real - time, display detailed fault information on the HMI, and even provide possible solutions, which helps to reduce maintenance time and costs.
  • Modular Design: The chillers are designed in a modular way, which makes installation, maintenance, and expansion more convenient. Users can easily add or remove modules according to their actual needs.


Company Advantages


  • Strong R & D Strength: Shanghai Hanwei has a professional R & D team with rich experience in refrigeration technology. They can continuously introduce new products and technologies to meet the changing market demands.
  • Comprehensive Product Range: The company offers a wide range of PLC control chillers with different cooling capacities and configurations, which can meet the needs of various industries, from small - scale workshops to large - scale industrial plants.
  • Good Market Reputation: Hanwei's products are well - received in the market for their high quality, reliable performance, and excellent after - sales service. They have a large number of loyal customers at home and abroad.


4. Beijing Huayang Refrigeration Technology Co., Ltd

Company IntroductionBeijing Huayang Refrigeration Technology Co., Ltd is a high - tech enterprise focusing on refrigeration technology research and development. It has a group of professional engineers and technicians who are dedicated to developing innovative PLC control chillers. The company combines advanced technology and practical experience to provide customers with high - quality refrigeration solutions. Their production process is strictly controlled to ensure the stability and reliability of the products.


Features in PLC Control Chillers


  • Adaptive Control: The PLC in Huayang's chillers can adapt to different environmental conditions and cooling loads. It can automatically adjust the operating parameters of the chiller to maintain optimal performance in various situations, such as different ambient temperatures and humidity levels.
  • Multi - Function Integration: Huayang's chillers integrate multiple functions, such as temperature control, pressure control, and flow control. The PLC can coordinate these functions to ensure the overall stability and efficiency of the chiller system.
  • High - Quality Components: The company uses high - quality components in the production of its chillers, such as international - brand compressors and high - efficiency heat exchangers. This ensures the long - term reliable operation of the chillers.


Company Advantages


  • Technical Innovation Ability: Beijing Huayang is committed to technical innovation, constantly exploring new technologies and methods in the field of refrigeration. They have obtained a number of patents for their innovative products and technologies.
  • Customer - Oriented Service: The company takes customer satisfaction as its top priority. They provide personalized pre - sales consultation, on - site installation guidance, and after - sales maintenance services to ensure that customers can use the chillers with peace of mind.
  • Industry Influence: Huayang has a certain influence in the refrigeration industry. Their products are widely used in many key projects, which reflects the high quality and reliability of their products.


5. Shenzhen Jufeng Refrigeration Equipment Co., Ltd

Company IntroductionShenzhen Jufeng Refrigeration Equipment Co., Ltd is a leading manufacturer of refrigeration equipment in southern China. It has a modern production base and a professional R & D team. The company focuses on the production of PLC control chillers with high - precision temperature control. They have a strict quality control system to ensure that each chiller meets the highest quality standards.


Features in PLC Control Chillers


  • Ultra - Precise Temperature Control: Jufeng's PLC control chillers can achieve ultra - precise temperature control, with an accuracy of up to ±0.05°C. This is especially suitable for industries such as optical fiber manufacturing and high - end electronics, where extremely precise temperature control is required.
  • Energy - Saving Compressor Technology: The company uses advanced energy - saving compressor technology in its chillers. The PLC can optimize the operation of the compressor to reduce energy consumption while maintaining high - performance cooling.
  • Intelligent Fault Prediction: The PLC in Jufeng's chillers has an intelligent fault prediction function. It can analyze the operating data of the chiller in real - time and predict potential faults in advance, allowing for preventive maintenance and reducing downtime.


Company Advantages


  • Strong Production Capacity: Shenzhen Jufeng has a large - scale production base with high - efficiency production lines. They can meet the large - volume orders of customers in a short time.
  • Quality - Driven Management: The company adheres to a quality - driven management philosophy. From raw material inspection to finished product testing, every step is strictly controlled to ensure the high quality of the products.
  • Good Customer Feedback: Jufeng has received positive feedback from customers for its high - quality products and excellent after - sales service. Their products have a high market share in the southern China region.


6. Tianjin Hongda Refrigeration Equipment Co., Ltd

Company IntroductionTianjin Hongda Refrigeration Equipment Co., Ltd is an established refrigeration equipment manufacturer in northern China. It has a long - history of producing refrigeration products and has accumulated rich experience in the industry. The company has a complete production and quality control system, and its products are widely used in various industries.


Features in PLC Control Chillers


  • Robust Design: Hongda's PLC control chillers are designed with a robust structure, which can withstand harsh operating environments. They are suitable for use in industrial plants with high - dust, high - humidity, and high - temperature conditions.
  • Flexible Control Modes: The PLC in Hongda's chillers supports multiple control modes, such as manual control, automatic control, and remote control. Users can choose the most suitable control mode according to their actual needs.
  • High - Efficiency Heat Exchange: The company uses high - efficiency heat exchangers in its chillers, which can improve the heat transfer efficiency and reduce the energy consumption of the chiller.


Company Advantages


  • Local Market Advantage: As a northern - China - based company, Hongda has a good understanding of the local market and customer needs. They can provide more targeted products and services to local customers.
  • Cost - Effectiveness: Hongda's products offer a high level of cost - effectiveness. They can provide high - quality PLC control chillers at a relatively competitive price, which is very attractive to customers with budget constraints.
  • Long - Term Reputation: With many years of operation in the market, the company has established a good long - term reputation. Their products are trusted by customers for their reliability and durability.


7. Nanjing Xinyi Refrigeration Technology Co., Ltd

Company IntroductionNanjing Xinyi Refrigeration Technology Co., Ltd is a technology - intensive enterprise focusing on refrigeration technology. It has a strong R & D team that is constantly exploring new technologies and concepts in the field of PLC control chillers. The company combines theoretical research with practical applications to develop high - performance refrigeration products.


Features in PLC Control Chillers


  • Advanced Sensor Technology: Xinyi's PLC control chillers are equipped with advanced sensors that can accurately measure various parameters such as temperature, pressure, and flow. The PLC can use this data to make more accurate control decisions, improving the overall performance of the chiller.
  • Energy - Saving Optimization Algorithm: The company has developed an energy - saving optimization algorithm for its PLC control system. This algorithm can continuously optimize the operation of the chiller to achieve the best energy - saving effect without sacrificing cooling performance.
  • Easy - to - Upgrade System: The PLC control system in Xinyi's chillers is designed to be easily upgradable. As new technologies and functions become available, users can easily upgrade the system to improve the performance and functionality of the chiller.


Company Advantages


  • Research - Driven Development: Nanjing Xinyi places great emphasis on research and development. They collaborate with universities and research institutions to introduce the latest research results into the product development process, ensuring that their products are at the forefront of the industry.
  • Technical Support: The company provides comprehensive technical support to customers. Their technical team can help customers with installation, commissioning, and troubleshooting, and also provide training services to ensure that customers can operate and maintain the chillers correctly.
  • Product Innovation: Xinyi is known for its product innovation. They are constantly launching new products and features to meet the evolving needs of the market, which helps them to stay competitive in the industry.


8. Chengdu Jiahua Refrigeration Equipment Co., Ltd

Company IntroductionChengdu Jiahua Refrigeration Equipment Co., Ltd is a well - known refrigeration equipment manufacturer in southwestern China. It has a modern factory and a professional production team. The company is committed to providing high - quality PLC control chillers for local and national markets. They have a good understanding of the regional market characteristics and customer needs.


Features in PLC Control Chillers


  • Regional Adaptability: Jiahua's PLC control chillers are designed to adapt to the specific environmental conditions of southwestern China, such as high humidity and variable temperatures. The PLC can adjust the operating parameters of the chiller accordingly to ensure stable operation in such environments.
  • Simple and Reliable Operation: The control system of Jiahua's chillers is designed to be simple and reliable. Even non - professional operators can easily operate and maintain the chillers, which is very suitable for small and medium - sized enterprises.
  • Good Compatibility: The chillers are compatible with a variety of refrigerants and can be easily integrated into existing industrial systems. This provides more flexibility for customers when upgrading or expanding their cooling systems.


Company Advantages


  • Local Service Network: As a southwestern - China - based company, Jiahua has established a local service network. They can provide fast and efficient after - sales service to local customers, reducing the response time in case of problems.
  • Market Penetration: The company has a high market penetration rate in southwestern China. Their products are widely used in local industries, which reflects the good acceptance and trust of local customers.
  • Cost - Effective Solutions: Jiahua can provide cost - effective PLC control chiller solutions. They can help customers reduce the overall cost of the cooling system while ensuring high - quality performance.


9. Hangzhou Lantian Refrigeration Equipment Co., Ltd

Company IntroductionHangzhou Lantian Refrigeration Equipment Co., Ltd is a leading refrigeration equipment manufacturer in eastern China. It has a strong R & D and production capacity. The company focuses on the development and production of high - end PLC control chillers with advanced technology and high - quality components.


Features in PLC Control Chillers


  • High - End Configuration: Lantian's PLC control chillers are equipped with high - end components, such as high - performance compressors and intelligent control valves. This ensures the high - performance and long - term reliability of the chiller.
  • Advanced Communication Function: The PLC in Lantian's chillers supports advanced communication protocols, such as Modbus and Ethernet. This allows the chiller to be easily integrated into industrial automation systems and communicate with other equipment.
  • Energy - Saving and Environmental Protection: The company pays attention to energy - saving and environmental protection in the design of its chillers. They use energy - efficient components and environmentally friendly refrigerants to reduce the environmental impact of the chiller.


Company Advantages


  • Industry Leadership: Hangzhou Lantian is a leader in the eastern - China refrigeration market. They have a strong influence on the industry and are often at the forefront of technological innovation.
  • Quality - Conscious Culture: The company has a strong quality - conscious culture. Every aspect of the production process is strictly monitored to ensure that the products meet the highest quality standards.
  • Global Vision: Lantian has a global vision and is actively expanding its international market. Their products are exported to many countries and regions, which reflects the high quality and competitiveness of their products.


10. Wuhan Zhongke Refrigeration Technology Co., Ltd

Company IntroductionWuhan Zhongke Refrigeration Technology Co., Ltd is a high - tech enterprise affiliated with a well - known research institution. It combines the advantages of scientific research and production. The company focuses on the development and production of advanced PLC control chillers with cutting - edge technology.


Features in PLC Control Chillers


  • Cutting - Edge Technology Application: Zhongke's PLC control chillers apply the latest scientific research results in the field of refrigeration. For example, they use advanced materials and new - type refrigeration cycles to improve the performance of the chiller.
  • Intelligent Cloud Management: The company has developed an intelligent cloud management system for its chillers. Users can manage and monitor the chillers through the cloud platform, which provides real - time data analysis and remote control functions.
  • High - Precision Control: The PLC in Zhongke's chillers can achieve high - precision control of temperature, pressure, and other parameters. This is very important for industries with strict quality requirements, such as the pharmaceutical and biotechnology industries.


Company Advantages


  • Research - Institution Backing: As an enterprise affiliated with a research institution, Zhongke has access to the latest scientific research resources and talent. This enables them to develop more innovative and high - performance products.
  • Innovative Product Portfolio: The company is constantly launching innovative products and solutions. Their product portfolio is updated regularly to meet the changing market demands and technological trends.
  • Industry - Academia - Research Collaboration: Zhongke actively promotes industry - academia - research collaboration. They work with universities and research institutions to jointly carry out research projects and develop new technologies, which helps to maintain their leading position in the industry.


Conclusion

The top 10 PLC control chiller suppliers in China, including Wenzhou DMG machinery Co., Ltd and the other nine enterprises, play a crucial role in the domestic and international refrigeration market. Each company has its own unique features and advantages in terms of product performance, technology innovation, and customer service.


Wenzhou DMG machinery Co., Ltd stands out with its customization ability and excellent after - sales service. Guangzhou Kejian Refrigeration Equipment Co., Ltd offers advanced control algorithms and remote monitoring functions. Shanghai Hanwei Refrigeration Equipment Co., Ltd is known for its high - speed cooling and self - diagnosis function. Beijing Huayang Refrigeration Technology Co., Ltd has strong technical innovation ability and adaptive control features. Shenzhen Jufeng Refrigeration Equipment Co., Ltd provides ultra - precise temperature control and intelligent fault prediction. Tianjin Hongda Refrigeration Equipment Co., Ltd offers a robust design and flexible control modes. Nanjing Xinyi Refrigeration Technology Co., Ltd focuses on advanced sensor technology and energy - saving optimization algorithms. Chengdu Jiahua Refrigeration Equipment Co., Ltd has regional adaptability and cost - effective solutions. Hangzhou Lantian Refrigeration Equipment Co., Ltd features high - end configuration and advanced communication functions. Wuhan Zhongke Refrigeration Technology Co., Ltd applies cutting - edge technology and intelligent cloud management.


These companies not only meet the diverse cooling needs of different industries in China but also have the potential to expand their influence in the global market. With continuous technological innovation and improvement in product quality, they will continue to drive the development of the PLC control chiller industry in the future.


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