Company History


Established in 1998, Ningbo Sanheng Refrigeration Automatic Control Components Co., Ltd. is a manufacturing enterprise specializing in the research, development, production and sales of automatic control components for household appliances and industrial equipment. Our mainly products include solenoid valve, expansion valve, ball valve, etc. The company is headquartered in Ningbo, Zhejiang Province and has branches in many cities. In the company's decades of development, we have a professional refrigeration technology team with rich practical experience, homemade research and development of special welding assembly line and unique testing equipment, and mastered the advanced charging technology.
At the beginning of its establishment, Ningbo Sanheng is committed to providing customers with high-quality commercial refrigeration and air-conditioning system fittings and piping valves. The core business of the company is to produce solenoid valves, expansion valves, four-way reversing valves, hot gas bypass valves, sight glass, ball valves, pressure gauges, pressure switches, differential pressure controllers, temperature controllers, water flow switches, air flow switches, filter driers, oil separators, gas-liquid separators, liquid reservoirs, drying filter cartridges, filter cartridges, shock absorbing tubes, and liquid filling valves. The performance of these products is stable and reliable, and can meet the needs of different industries.

With the continuous development of the market, Ningbo Sanheng starts to expand new fields. 2010, the company launched condensing pressure regulator valve, evaporating pressure regulator valve, crankcase pressure regulator, suction pressure regulator, energy regulator, safety valve, which provides users with more convenient and comfortable working way.

In recent years, Ningbo Sanheng has also made remarkable progress in technological innovation, and the company has been able to serve the market demand better and launch new products continuously. Meanwhile, the company also actively explores the overseas market and sells its products all over the world.

The company always adheres to the principle of quality-oriented, focusing on every link in the process of product development and production to ensure the high quality and reliability of the products. The company will continue to adhere to the "eternal quality, eternal service, eternal reputation" purpose, and continue to make positive progress on the road of specialization. Ningbo Sanheng Refrigeration Automatic Control Components Co., Ltd. focuses on improving the consistency and stability of products, and strict control of product quality is the fundamental of enterprise development. The company has achieved good results in the stable and continuous development in many fields such as refrigeration and freezing, automobile air-conditioning, instrumentation, large-scale supermarkets, new energy, refrigerated trucks and so on. Welcome domestic and foreign merchants to cooperate with us and create brilliant future.



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