Rheem-Ruud 42-105601-24 SPST Pressure Switch 0.20" WC

The Rheem 42-105601-24 SPST Pressure Switch is a Pressure Switching unit for HVAC systems which control and measures pressure appropriately. It has a pressure rating of 0. 20 “ of water column and functions as a Single Pole Single Throw (SPST) switch. In other words, it can isolate or switch in or out one phase in response to pressure changes thus establishing and maintaining systems’ stability and functionality. This switch is utilized in Rheem and other comparable HVAC equipment with the indispensable aim of controlling pressure. Controlling the operation of the system with the help of pressure variations is possible because pressure differences are hazardous to the system.