Ningbo SENYA Pneumatic Technology Co., Ltd.
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Professional manufacturer of pneumatic components for over decades

We have focused on producing valves, cylinders, and other pneumatic-related products with a high brand reputation and rich industrial application experience.
Ningbo SENYA Pneumatic Technology Co., Ltd. is an enterprise that manufactures and exports integrated organization. is a professional China electromagnetic valves manufacturers and electromagnetic valves factory. We have focused on producing valves, cylinders, and other pneumatic-related products with a high brand reputation and rich industrial application experience. Since 1994, SENYA has been adhering to the "Customer Value Implementation" as the product development and manufacturing principle. Our High corrosion-resistant stainless steel valves advanced high concentricity level processing, a precision automatic digital testing platform to ensure the consistency and stability of products. As a large-scale professional production base in China, SENYA integrates a precision machinery processing plant, aiming at a high, middle-end market. SENYA can produce more than 2,000,000 sets of pneumatic components such as cylinders and valves annually. Products are mainly exported to over 30 countries such as the United States, Turkey, Spain, Italy, Britain, South Korea, Australia, Mexico, and other countries. Our product applications cover carwashing, medical sterilizing, automated production lines, mining, dust removal, music fountain, agricultural irrigation, solar projects, agricultural machinery, food processing, etc. SENYA has become our clients' indispensable automation components supplier in China. We also pay attention to an organization's contribution to society and play its part in protecting the environment and reducing the greenhouse effect. Vigorously advocate green products to make a meaningful contribution to customers, society and the environment. Ningbo SENYA Pneumatic Technology Co., Ltd. is an R&D and manufacturing company. We are committed to producing all kinds of pneumatic components to fulfill clients' product demands or application solutions.
Professional industry certification

Commitment To Superior Quality

  • Honor
    ISO 9001:2008
  • Honor
    Test Report
  • Honor
    CE
  • Honor
    SGS

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Industry Knowledge Development

Electromagnetic Valve Overview:

An electromagnetic valve is a device commonly used to control the flow of fluids (liquids or gases). It operates by using electromagnetic force to control the opening and closing of the valve.
Solenoid Actuation:
Electromagnetic valves use a solenoid coil to generate a magnetic field when an electrical current is applied. This magnetic field interacts with a ferrous (iron-based) core, known as the armature, inside the valve.
When the coil is energized, it creates a magnetic force that pulls the armature, causing it to move and open or close the valve. When the coil is de-energized, a spring or other mechanism returns the armature to its original position, changing the valve's state.
Types of Electromagnetic Valves:
There are various types of electromagnetic valves designed for specific applications, including:
1. Direct-Acting Valves: These valves open and close directly in response to changes in electrical current.
2. Pilot-Operated Valves: These valves use a smaller solenoid to control the flow of a larger fluid, making them suitable for high-pressure applications.
3. Normally Open (NO) and Normally Closed (NC) Valves: NO valves are open when de-energized, while NC valves are closed when de-energized.
4. Two-Way and Three-Way Valves: Two-way valves control the flow of fluid between two ports, while three-way valves have three ports and can divert flow.
Applications:
Electromagnetic valves are used in a wide range of industries and applications, including:
1. Fluid Control: They are used to regulate the flow of liquids or gases in pipelines and systems.
2. Automotive Industry: In applications such as engine control, transmission control, and emissions systems.
3. Irrigation and Agriculture: For controlling water flow in irrigation systems.
4. HVAC (Heating, Ventilation, and Air Conditioning): For controlling the flow of refrigerants, air, and water in HVAC systems.
5. Medical Equipment: In devices such as ventilators and infusion pumps.
6. Industrial Automation: For process control and automation in manufacturing.
7. Water Treatment: In controlling the flow of chemicals and fluids in water treatment processes.
Advantages:
1. Precise control of fluid flow.
2. Quick response time.
3. Remote operation and automation capabilities.
4. Reliability in various environments.
5. Long service life with minimal maintenance.
Considerations:
1. Compatibility with the fluid being controlled.
2. Voltage and electrical compatibility.
3. Pressure and temperature limitations.
4. Maintenance requirements.
Electromagnetic valves play a crucial role in modern industrial and commercial systems by providing efficient and precise control over fluid flow, contributing to increased efficiency and automation in various applications.