STP-MNH-AK is a series of industrial pressure switches manufactured by Omron. The switches are used to detect and control pressure in several types of industrial systems, including pumps, compressors, valves, and air/gas systems. The switches feature a durable metal construction and a range of contact types, including a Standard Aluminum Contacts (SAC) and Micro Switch Contact (MSC). The switches are designed to meet IP67-rated dust and water intrusion resistance standards, ensuring that the switches remain in service even in harsh environmental conditions.