Unox Blog

Solenoid Valve or Actuated Valve? A Guide to Choosing the Right Option for Industrial Systems

One of the most critical decisions in industrial facilities is selecting the right type of valve.
Especially the choice between a solenoid valve and an actuated valve determines the system’s:

  • Efficiency
  • Energy consumption
  • Maintenance cost

directly affects it.

So which valve is more suitable for your system?

What Is a Solenoid Valve and When Should It Be Preferred?

Solenoid valves are electromechanical valves that operate via an electrical signal and quickly open or close the flow of fluid.

✔Advantages

  • Millisecond response time
  • Compact structure
  • Low cost
  • Easy automation integration

✔ Applications / Areas of Use

  • Water and steam systems
  • HVAC systems
  • Food production lines
  • Automation applications

In short: systems that require fast open/close operation

What Is an Actuated Valve and When Is It Used?

Actuated valves are a type of valve that operates with the help of an electric or pneumatic actuator and are generally used in larger-diameter systems.

✔Advantages

  • High torque and power
  • Use in large pipelines / systems
  • Possibility of gradual (modulating) control
  • Long-lasting mechanical structure

✔ Applications / Areas of Use

  • Large industrial facilities
  • Chemical and oil pipelines
  • High-pressure systems

In short: systems requiring high power and precise control

Solenoid vs Actuated Valve: Key Differences

FeatureSolenoid ValveActuated Valve
Operating typeElectric coilMotor / pneumatic (actuation)
Response timeextremely fastMedium
Purpose of useOn/OffOn/Off + control
Pressure resistanceMediumHigh
Pipe diameter.Small–mediumMedium–large
Energy consumptionLowHigher

When Should You Choose Which One?

Choose a solenoid valve if:

  • Your system requires fast response.
  • If your space is limited.
  • If low cost is your priority.

Choose an actuated valve if:

  • You have large-diameter pipelines.
  • The pressure is high.
  • You want to control the flow gradually (modulating control).

Most Common Mistake: Choosing the Wrong Valve

As also emphasized in Unox blogs, when selecting a valve:

  • Pressure
  • Temperature
  • Type of fluid / medium

are critical factors.

As a result of incorrect selection:

  • Up to 30% energy loss.
  • Frequent failures.
  • Production downtime.

Professional Tip: Hybrid Systems

In advanced facilities:

  • Main line → actuated valve
  • Control points → solenoid valve

a combination is used.

This setup:

  • Both speed,
  • both power,
  • and efficiency.

Conclusion: There is no single “right” choice; the selection depends on the specific scenario.

Solenoid valves and actuated valves are not alternatives to each other; they are solutions designed for different needs.

For the right choice:
✔ Analyze your system requirements
✔ Make decisions based on technical specifications
✔ Seek expert support

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.