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How Do 2/2 Way Solenoid Valves Work?

How Do 2/2 Way Solenoid Valves Work?

Valves are an essential component of fluid/gas control and regulation systems across various industries. Among these, the 2/2-way solenoid valve is a widely used and versatile solenoid valve within the industry. In this article, we will discuss the basics of the 2/2-way solenoid valve, its components, working principle, and applications.

What is a 2/2-Way Solenoid Valve?

The term "2/2-way" refers to the valve's configuration, indicating two ports and two positions. These solenoid valves have two main states: open and closed. In the open position, the valve allows fluid to flow, while in the closed position, it blocks the fluid passage. This simplicity in design makes 2/2-way solenoid valves versatile and suitable for a wide range of applications.

Components of a 2/2-Way Solenoid Valve?

Valve Body: 

The foundation of any solenoid valve is its valve body, typically made of durable materials such as stainless steel or brass. The valve body houses the internal components and provides the structural integrity needed for reliable performance.

Solenoid Coil: 

At the heart of the 2/2 way solenoid valve is the solenoid coil. When an electrical current passes through the coil, it generates a magnetic field. This magnetic force is harnessed to control the movement of the valve mechanism.

Valve Mechanism: 

The valve mechanism is responsible for opening and closing the fluid passage. In the open position, the valve allows fluid to flow through the ports, and in the closed position, it obstructs the passage, regulating the flow according to the system's requirements.

Working Principle of a 2/2-Way Solenoid Valve?

Closed Position (De-Energized):

In its default state, when the solenoid coil is not energized, the 2/2 way solenoid valve is in the closed position. The magnetic force generated by the coil holds the valve mechanism in place, preventing the flow of fluid.

Open Position (Energized):

When an electrical current is applied to the solenoid coil, it becomes energized, creating a magnetic field. This magnetic force lifts the valve mechanism, allowing the fluid to flow through the open ports. The flow continues as long as the solenoid coil is energized.


Applications & Advantages

2/2-way solenoid valves find applications in a multitude of industries, including but not limited to:

  • Medical Devices: Used in precision instruments and diagnostic equipment.
  • Industrial Automation: Employed in manufacturing processes for fluid control and regulation.
  • Water Treatment: Utilized to control the flow of water in purification and distribution systems.

The advantages of 2/2-way solenoid valves include their simplicity, reliability, and quick response times, making them indispensable components in fluid control systems.



Our valves are equipped to meet the demanding environments for many industries, primarily our line of solenoid valves from ODE, which are proudly manufactured in Italy. Ranging from sizes between 1/4"- 2", these 2/2-way solenoid valves are tested rigorously to ensure the best possible performance. We take pride in only delivering the best quality products for our clients. Shop confidently knowing you are getting nothing short of the best in the industry.


Previous article What is a 3/2-Way Directional Control Valve and How Does it Work?
Next article What Are The Differences Between Direct, Indirect, and Combined Acting Solenoid Valves?

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