Refrigeration Solenoid valve, Hot Gas By-pass Valve, Expansion Valve, New Practical Solenoid Valve, Refrigeration HVAC Valve – Ningbo Sanheng Refrigeration Control Co. Ltd

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Cooperation, development, exchanges and win-win outcomes

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Our Main Products

Our Main Products

Our Main Products

Our Main Products

Popular Products

We sales of Solenoid Valve, Expansion Valve, 4-Way Reversing Valve and market share in China's tool field.

ABOUT US

Ningbo Sanheng Refrigeration Control Company Co., Ltd. is located in Fenghua High-tech Development Zone, Ningbo City, Zhejiang Province. After decades of development, it has formed a comprehensive company integrating independent research and development, production, sales and import & export trade in the intergrated company.

Professional refrigeration technology team

In the development of the company for several decades, we have a professional refrigeration technical team with rich practical experience.

Advanced filling technology

Self-developed special welding assembly line and unique testing equipment, and mastered advanced filling technology.

Stable product quality

The company focuses on improving the quality and stability of products.In 2010 through the national industrial product production license.

Professional qualification certification

In 2002, the company passed the ISO9001:2000 international quality system certification, various products successively obtained CCC, CQC, CE...

APPLICATION

Widely used in refrigeration units, central air conditioners, refrigeration equipment, bus air conditioners,

cold storage, commercial refrigeration, etc.

Refrigerated

Air onditioning

Commercial cold storage

OUR NEWS

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[Company News ] Thermostatic expansion valve adjustment process

Thermostatic expansion valve adjustment process 1.1 Before thermostatic expansion valve adjustment inspection Before adjusting thermostatic expansion valve, must confirm that the equipment refrigeration abnormal is caused by the thermostatic expansion valvedeviation from the optimal operating p
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[Company News ] Working Principle and function of thermal expansion valve in refrigeration system

Thermal expansion valve is an important automatic control component in refrigeration system. It can adjust the opening of the valve and change the refrigerant flow rate by using the temperature change of the gas box head -LRB-temperature sensing packet) as a signal.
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