Johnson Controls P32AF-13C Sensitive Differential Pressure Switch (0.03-1.4" WC) [New]

Johnson Controls P32AF-13C Sensitive Differential Pressure Switch (0.03 to 1.4" WC) - The P32 differential pressure switch is used to sense flow of air in ducts. When used with electric strip heaters, the switch can be wired to open the circuit and deenergize the heaters when air flow stops.. Johnson Controls. Johnson Controls. P32AF-13C.