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This article was originally published on September 26, 2022, and updated on May 8, 2025. In industries such as oil and gas, chemical processing and manufacturing, maintaining precise pressure control is an important factor in ensuring operational safety and efficiency. A pressure switch is an effective solution to help regulate your system, but its effectiveness depends on the mechanics behind these instruments. In this article, we will focus on the term deadband and its role in maintaining pressure accuracy in your applications. With Ashcroft's extensive expertise in pressure instrumentation, you will gain insights into optimizing the usage of pressure switches to ensure your systems run smoothly and safely. When you are finished reading, you will also have access to additional resources to help deepen your knowledge about choosing the right pressure switch for your specific needs.