PN / PE with digital display refers to a category of industrial control and automation products, typically including pressure switches (PN) and proximity sensors (PE) equipped with digital displays. These products are commonly used in manufacturing, automotive, and process industries for precise monitoring and control. While not a specific brand, they are offered by various global manufacturers such as IFM Electronic (Germany), Schneider Electric (France), and Omron (Japan). Key features include high accuracy, durability, and real-time data visualization, catering to applications like hydraulic systems, machine safety, and production line automation.