Choosing Between Pressure Reducing and Back Pressure Regulators: What You Need to Know

Pressure reducers and back pressure regulators are essential components of any pressure system. Both devices maintain a set pressure, but their design and functionalities differ. This post explains the differences between these two types of regulators and their specific applications.

Pressure Reducers

Also called pressure regulators, pressure reducers are used to maintain a constant and stable back pressure. Their function is to reduce the high pressure of a liquid or gas on the supply side to a lower, adjustable pressure on the outlet side. One of the main advantages of pressure reducers is their ability to maintain a constant pressure regardless of fluctuations on the supply side. This makes them ideal for applications where a consistent back pressure is critical for proper system functioning. Industries such as oil and gas, chemical, and pharmaceutical heavily rely on pressure reducers to ensure safe and efficient processes.

Back Pressure Regulators

Back pressure regulators, on the other hand, are designed to regulate the pressure on the inlet side of a system. They work by restricting the flow of liquid or gas into the system, thereby creating back pressure. This type of regulator is often used in applications where controlling the flow and pressure of a liquid or gas is crucial, such as in piping, pumps, and compressors. One of the main advantages of back pressure regulators is their ability to handle high pressures and flow rates. They are especially effective in applications with large inlet pressure fluctuations, as they can maintain a constant pressure regardless of these changes.

Conclusion

In summary, while pressure reducers and back pressure regulators both serve the function of maintaining a set pressure, their designs and applications differ. Pressure reducers are best for reducing and maintaining low outlet pressure, whereas back pressure regulators are ideal for controlling and regulating flow and pressure on the inlet side. Selecting the right type of regulator is critical for the safe and efficient operation of pressure systems. Understanding these differences can help you make the right choice for your specific application.

For more information about Cashco's versatile Pressure Reducing Regulators, view all models here .

Cashco's priority is to make sure you select the right product for your application. Need help choosing the right regulator? Contact us and our team will be happy to help you find the right product!