The 70-2WD-2 is a pressure switch designed by Raytheon. It is used to provide a signal to a specific system, such as an alarm, when the pressure of a fluid or gas reaches a predetermined set setting. This differential pressure switch is rugged, accurate, and has a long service life. It is made from heavy-duty stainless steel, providing reliability and durability under harsh environmental conditions. The 70-2WD-2 is a user-friendly switch that is easy to install and easily adjustable as needed. It also comes with a threaded vent for customizing ventilation, helping keep the switch operating in optimal conditions.