Johnson Controls P72DG-2, DPST MR NEMA 3R Pressure Control

This Johnson Controls pressure control device monitors and regulates pressure in various systems. It uses a double-pole, single-throw (DPST) mechanism to switch electrical circuits on or off based on pressure levels. The device features manual reset (MR) functionality, requiring user intervention to reset after activation. It is housed in a NEMA 3R enclosure, which provides protection against rain, sleet, and external ice formation, making it suitable for outdoor use.