Industrial & Commercial Solenoid Valves: Complete Guide to Gas Solenoid Valves

Walk into any factory where natural gas or LPG is used and you'll notice something interesting. While people often focus on burners, boilers or furnaces, very few pay attention to one of the most important safety devices in the entire gas system—the Solenoid Valve.

Every time a burner starts, every time gas flow is interrupted, or every time an emergency shutdown occurs, the solenoid valve responds within seconds. It helps prevent gas leakage, protects expensive equipment and most importantly, improves workplace safety.

At Star Gas Service, we have worked with industries across India by supplying genuine gas solenoid valves for industrial and commercial applications. From burner manufacturers and EPC contractors to maintenance companies and gas distribution projects, we've seen how choosing the right valve can significantly improve system reliability and operational efficiency.

 


 

What is a Solenoid Valve?

solenoid valve is an electrically operated control valve that automatically opens or closes the flow of gas or other fluids. Instead of being operated manually, it uses an electromagnetic coil to move an internal plunger that controls the flow passage.

Whenever electrical power is supplied, the valve changes its position almost instantly. Depending on its design, it either allows gas to flow or immediately shuts off the supply.

Because of this fast response, solenoid valves have become one of the most trusted safety components in industrial combustion systems.

Today, you'll find them installed in:

  • Industrial gas burners
  • Commercial boilers
  • Industrial furnaces
  • Bakery ovens
  • Gas train assemblies
  • Process heating equipment
  • Chemical processing units
  • Pharmaceutical plants
  • Textile industries
  • HVAC systems
  • LPG installations
  • PNG distribution networks

Wherever automatic gas control is required, a solenoid valve is usually part of the system.

 


 

Why Are Solenoid Valves So Important?

Many people assume that a burner alone controls gas flow. In reality, the burner depends on several safety devices working together, and the solenoid valve is one of the most important among them.

Imagine a production plant where a burner suddenly loses its flame. Without an automatic shut-off valve, gas would continue flowing into the combustion chamber, creating an extremely dangerous situation.

A solenoid valve immediately stops the gas supply, reducing the risk of:

  • Gas leakage
  • Fire hazards
  • Explosions
  • Equipment damage
  • Production downtime

This automatic response is why industries around the world consider solenoid valves a critical safety investment rather than just another pipeline component.

 


 

How Does a Gas Solenoid Valve Work?

Although the internal mechanism is sophisticated, the working principle is surprisingly simple.

When the control system sends an electrical signal, the solenoid coil becomes energized.

This creates a magnetic field that lifts a steel plunger inside the valve body.

Depending on whether the valve is Normally Closed (NC) or Normally Open (NO), the gas passage either opens or closes.

Once the electrical supply is removed, a spring returns the plunger to its original position.

This entire process happens within a fraction of a second, allowing precise and reliable control of gas flow.

Because of this fast operation, solenoid valves are widely preferred over manual valves in automated industrial systems.

 


 

Types of Gas Solenoid Valves

Not every application requires the same valve design.

Industrial & Commercial gas systems generally use two primary configurations.

Normally Closed (NC) Solenoid Valve

Normally Closed valves remain shut when electrical power is not supplied.

Once energized, they open and allow gas flow.

This is the most common type used in industrial gas burners because it automatically stops gas flow during power failure.

Applications include:

  • Gas burners
  • Boilers
  • Furnaces
  • Industrial ovens
  • Gas trains
  • Commercial heating systems

 


 

Normally Open (NO) Solenoid Valve

Normally Open valves work in the opposite manner.

They remain open under normal conditions and close only when electrical power is applied.

These valves are used where uninterrupted gas flow is required until the control system intentionally stops it.

Common applications include:

  • Continuous industrial processes
  • Special combustion systems
  • Industrial automation

 


 

Why Choosing the Right Valve Matters

A common mistake buyers make is selecting a valve only by pipe size.

In reality, engineers consider several factors before choosing the correct solenoid valve, including:

  • Operating pressure
  • Gas type
  • Flow rate
  • Pipe connection
  • Voltage
  • Ambient temperature
  • Installation orientation
  • Duty cycle
  • Response time

Choosing the wrong valve can lead to poor burner performance, excessive maintenance, and unnecessary downtime.


Leading Solenoid Valve Brands Available at Star Gas Service

At Star Gas Service, we supply genuine industrial and commercial solenoid valves from globally recognized manufacturers. Whether you're replacing a single valve or designing a complete gas train for a new project, we help customers choose solutions that match their exact operating requirements.

Our range includes trusted brands such as DUNGS, MADAS, BRAHMA, UFLOW, and AVCON, all widely used across industrial and commercial heating systems throughout India.


DUNGS Solenoid Valves

When it comes to gas safety equipment, DUNGS is one of the most respected names in the combustion industry. Manufactured in Germany, DUNGS products are trusted by burner manufacturers, boiler companies, and industrial heating equipment suppliers around the world.

Their solenoid valves are designed to provide fast automatic shut-off, reliable sealing, and long operating life, making them ideal for demanding industrial applications.

DUNGS GSV Series

  • GSV 205
  • GSV 207
  • GSV 210

DUNGS MVD Series

  • MVD 205/5
  • MVD 207/5
  • MVD 210/5
  • MVD 220/5

DUNGS MVDLE Series

  • MVDLE 205/5
  • MVDLE 207/5
  • MVDLE 220/5

MADAS Solenoid Valves

Italian manufacturer MADAS has earned an excellent reputation for manufacturing high-quality gas safety equipment. Their valves are widely installed in gas distribution systems where precision, durability, and low maintenance are important.

One of the reasons engineers prefer MADAS valves is their excellent sealing performance combined with robust internal construction.

Popular MADAS Models

  • M16/RM Series
  • EVPCF/NC Series
  • EVPCR/NC Series
  • EVPF/NC Series
  • IPCF/NC Series
  • EW-1 Series
  • EWF-1 Series
  • EWR-1 Series

BRAHMA Solenoid Valves

For industries requiring reliable combustion control, BRAHMA is another globally recognized manufacturer. The company has decades of experience producing ignition equipment and gas control components for industrial burner systems.

BRAHMA valves are widely appreciated for their compact design, quick response, and dependable operation under continuous service conditions.

Popular BRAHMA Models

Our product range includes:

BRAHMA E6G Series

  • E6G SR8
  • E6G SR10
  • E6G A10
  • E6G S10
  • E6G L
  • E6G S8

BRAHMA EG12 Series

  • EG12 L
  • EG12 SR
  • EG12 S

BRAHMA EG25 Series

  • EG25 L.3
  • EG25 SR.1
  • EG25 SR.3
  • EG25 S.1
  • EG25 S.3

BRAHMA EG30 Series

Available in multiple configurations suitable for industrial combustion systems.

BRAHMA EG40 Series

Designed for larger industrial heating applications requiring higher gas flow.


UFLOW Solenoid Valves

UFLOW is known for producing versatile industrial solenoid valves suitable for gas, compressed air, water, and automation applications.

Their valves are widely used where dependable switching performance and easy maintenance are important.

Available Series

  • PCN Series
  • MCN Series
  • DAS Series
  • DAN Series

AVCON Solenoid Valves

AVCON solenoid valves are trusted for reliable gas shut-off in industrial and commercial gas systems.

Available Sizes:

  • 15 mm
  • 25 mm

These compact valves are suitable for burners, commercial kitchens, gas trains, and heating systems where dependable automatic control is required.


How to Choose the Right Solenoid Valve

Selecting a gas solenoid valve isn't simply about matching the pipe size. Every installation has unique operating conditions, and choosing the wrong valve can affect safety, efficiency, and equipment performance.

Gas Type

Always verify the gas being used.

  • Natural Gas
  • LPG
  • PNG
  • Biogas
  • Other compatible gaseous media

 


 

Operating Pressure

Every valve is designed for a specific pressure range.

  • Reliable operation
  • Better sealing
  • Longer service life

 


 

Pipe Size

Common industrial sizes include:

  • 15 mm
  • 20 mm
  • 25 mm
  • 32 mm
  • 40 mm
  • 50 mm
  • Larger flanged sizes

 


 

Flow Capacity

Larger combustion systems require higher gas flow rates. Always ensure the valve capacity matches your burner or boiler requirements.

 


 

Installation Environment

Consider factors such as:

  • Ambient temperature
  • Moisture
  • Dust
  • Outdoor exposure
  • Continuous operation


 

 


 

Why Industries Trust Star Gas Service

Selecting the right supplier is just as important as selecting the right product.

At Star Gas Service, we don't simply supply gas control equipment—we help customers choose reliable solutions that improve safety, efficiency, and long-term performance.

Our customers trust us because we provide:

  • Genuine branded products
  • Technical product guidance
  • Competitive pricing
  • Ready stock availability
  • Fast delivery across India
  • Support for OEMs and EPC contractors
  • Bulk supply capability
  • Responsive customer service
  • Reliable after-sales assistance

 

Frequently Asked Questions

What is a gas solenoid valve?

A gas solenoid valve is an electrically operated valve used to automatically control or shut off the flow of gas in industrial and commercial systems.


Where are gas solenoid valves used?

They are widely used in industrial burners, boilers, furnaces, gas trains, commercial ovens, HVAC systems, and industrial automation.


What gases can these valves handle?

Depending on the model, they are suitable for:

  • Natural Gas
  • LPG
  • PNG
  • Biogas
  • Other compatible gases

What is the difference between Normally Closed and Normally Open valves?

Normally Closed valves remain closed without power, while Normally Open valves remain open until energized.


Can solenoid valves improve safety?

Yes. They automatically stop gas flow during abnormal operating conditions, helping reduce the risk of gas leakage and equipment damage.


Conclusion

Industrial and commercial gas solenoid valves are essential for ensuring safe, reliable and efficient gas flow control in burners, boilers, furnaces, gas trains and other heating systems. Choosing a genuine valve from trusted brands helps improve safety, reduce maintenance, and enhance overall system performance. At Star Gas Service, we supply high-quality DUNGS, MADAS, BRAHMA, UFLOW, and AVCON Solenoid Valves with expert support and pan india delivery to meet the needs of industrial and commercial applications across India.