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Pilot Operated Relief Valves: A Closer Look

Anderson Greenwood Series 200, 400

Premium performance and advanced technology for overpressure protection

Pilot operated pressure relief valves provide advanced, reliable, and efficient overpressure protection. With a track record of more than 50 years, these valves are designed for a wide range of applications, from basic to the most severe service conditions.

The Series 200 Snap Acting Pilot Operated Relief Valve is well suited for gas, vapor, and mixed phase services, including dirty and/or wet applications. It features a non-flowing pilot that provides system overpressure protection from 25 to over 6170 psig.

The Series 400Modulating Pilot Operated Relief Valve is well suited for gas and/or liquid services, including dirty and/or wet services.

Learn more about the Series 200 and Series 400


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